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Cardiac Pacemakers Inc patents


Recent patent applications related to Cardiac Pacemakers Inc. Cardiac Pacemakers Inc is listed as an Agent/Assignee. Note: Cardiac Pacemakers Inc may have other listings under different names/spellings. We're not affiliated with Cardiac Pacemakers Inc, we're just tracking patents.

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Systems and methods for treating cardiac arrhythmias

A leadless pacing device may include a housing having a proximal end and a distal end, and a set of one or more electrodes supported by the housing. The housing may include a first portion and a second portion, with a guide wire port extending through the second portion. ... Cardiac Pacemakers Inc

Systems and methods for treating cardiac arrhythmias

A leadless pacing device may include a power supply providing a power supply voltage, a housing having a first end, a second end, and a side extending between the first end and the second end, and a set of electrodes supported by the housing and in communication with the power supply. The housing may be angled to follow a contour of a patient's heart when the housing is positioned within the coronary sinus of the patient's heart. ... Cardiac Pacemakers Inc

Systems and methods for treating cardiac arrhythmias

A leadless pacing device may include a power supply for providing a power supply voltage, a housing having a first end and a second end with a side extending between the first end and the second end, and a set of electrodes supported by the housing and in communication with the power supply. When leadless pacing device is disposed within a coronary sinus of a patient's heart, the housing may facilitate blood flow across the housing. ... Cardiac Pacemakers Inc

Implantable medical device

Imd devices and treatment methods are discussed and disclosed. An imd having a lead adapted for placement in an internal thoracic vein (itv) of a patient may be employed to facilitate atrial sensing. ... Cardiac Pacemakers Inc

Systems and methods for treating cardiac arrhythmias

A leadless pacing device may include a housing, a distal extension extending distally of a distal end of the housing, one or more electrodes supported by the housing, a distal electrode supported by the distal extension, and a processing module located within an interior space of the housing and electrically coupled to the one or more electrodes supported by the housing and the distal electrode supported by the distal extension. The housing may be positioned within a coronary sinus and the distal extension may be positioned within a vessel extending from the coronary sinus. ... Cardiac Pacemakers Inc

Medical device hybrid polymeric structures and coatings with improved lubricity and durability

A medical device made of a hybrid polymeric structure includes a tubular body including a first layer and a second layer. The first layer includes a fibrous matrix comprising a plurality of randomly oriented nanofibers made at least in part of a first polymeric material and pores formed between at least a portion of the nanofibers. ... Cardiac Pacemakers Inc

Cardiac response classification using retriggerable classification windows

Methods and devices for classifying a cardiac response to pacing involve establishing a retriggerable cardiac response classification window. A first cardiac response classification window is established subsequent to delivery of a pacing pulse. ... Cardiac Pacemakers Inc

Systems and methods for rate responsive pacing with a leadless cardiac pacemaker

Systems and methods for providing rate responsive pacing therapy to a heart of a patient. One example method for providing rate responsive pacing therapy includes sensing cardiac electrical data with a leadless cardiac pacemaker (lcp) that is implanted within or proximate the heart. ... Cardiac Pacemakers Inc

Systems and methods for avoiding neural stimulation habituation

An embodiment relates to a method for delivering a vagal stimulation therapy to a vagus nerve, including delivering a neural stimulation signal to non-selectively stimulate both afferent axons and efferent axons in the vagus nerve according to a predetermined schedule for the vagal stimulation therapy, and selecting a value for at least one parameter for the predetermined schedule for the vagal stimulation therapy to control the neural stimulation therapy to avoid physiological habituation to the vagal stimulation therapy. The parameter(s) include at least one parameter selected from the group of parameters consisting of a predetermined therapy duration parameter for a predetermined therapy period, and a predetermined intermittent neural stimulation parameter associated with on/off timing for the intermittent neural stimulation parameter.. ... Cardiac Pacemakers Inc

Multimode rate and rhythm analysis calculation for cardiac signal quality analysis

Methods and devices adapted for cardiac signal analysis. A method or device has accessible to it more than one approach to cardiac cycle rate analysis and is adapted to monitor sensing signal quality. ... Cardiac Pacemakers Inc

Systems and methods for enhanced dielectric properties for electrolytic capacitors

This disclosure relates to methods and apparatus for enhanced dielectric properties for electrolytic capacitors to store energy in an implantable medical device. One aspect of the present subject matter includes a method for manufacturing a capacitor adapted to be disposed in an implantable device housing. ... Cardiac Pacemakers Inc

Delivery devices and methods for leadless cardiac devices

Delivery devices, systems, and methods for delivering implantable leadless pacing devices are disclosed. An example delivery device may an outer tubular member and an inner tubular member slidably disposed within the lumen of the outer tubular member. ... Cardiac Pacemakers Inc

Implantable medical device

Imd devices and implantation methods are discussed and disclosed. Electrode structures may be employed to allow electrical stimulation to heart tissue and/or sense a physiological condition. ... Cardiac Pacemakers Inc

Leadless implantable device with detachable fixation

An implantable medical device (imd) may include a fixation module, and a device module that is configured to be releasably connected to the fixation module. The device module may have a proximal end and a distal end, and may include a power source and a controller that is operably coupled to the power source. ... Cardiac Pacemakers Inc

07/26/18 / #20180207433

Intra-body device communication with redundant message transmission

Implantable medical devices (imd), such as but not limited to leadless cardiac pacemakers (lcp), subcutaneous implantable cardioverter defibrillators (sicd), transvenous implantable cardioverter defibrillators, neuro-stimulators (ns), implantable monitors (im), may be configured to communicate with each other. In some cases, a first imd may transmit instructions to a second imd. ... Cardiac Pacemakers Inc

07/26/18 / #20180207430

Delivery devices and methods for leadless cardiac devices

Delivery devices, systems, and methods for delivering implantable leadless pacing devices are disclosed. An example delivery device may include an intermediate tubular member and an inner tubular member slidably disposed within a lumen of the intermediate tubular member. ... Cardiac Pacemakers Inc

07/26/18 / #20180207428

Encapsulated filtered feedthrough for implantable medical devices

An encapsulated filtered feedthrough assembly for an implantable medical device including a ferrule, an electrical insulator coupled to the ferrule, a printed circuit board (pcb), a feedthrough conductor extending through the electrical insulator and the pcb, and a capacitor coupled to the pcb. The encapsulated filtered feedthrough assembly can include a mold defining an opening and located with respect to the printed circuit board such that at least a portion of the capacitor is positioned within the opening. ... Cardiac Pacemakers Inc

07/26/18 / #20180207427

Leadless device with overmolded components

An electronics module for use in an implantable medical device (imd) may include a plurality of electrical components connected to form a circuit that includes a terminal and a potting material that supports the plurality of electrical components. The plurality of electrical components and the potting material together form a circuit sub-module in which the terminal is accessible from outside of the circuit sub-module. ... Cardiac Pacemakers Inc

07/26/18 / #20180207426

Temporal configuration of a motion sensor in an implantable medical device

Methods and devices for configuring the use of a motion sensor in an implantable cardiac device. The electrical signals of the patient's heart are observed and may be correlated to the physical motion of the heart as detected by the motion sensor of the implantable cardiac device in order to facilitate temporal configuration of motion sensor data collection that avoids detecting cardiac motion in favor of overall motion of the patient.. ... Cardiac Pacemakers Inc

07/19/18 / #20180200521

Pacing site and configuration optimization using a combination of electrical and mechanical information

An apparatus comprises a cardiac signal sensing circuit configured to sense a plurality of intrinsic cardiac signals using a plurality of cardiac pacing sites, a heart sound sensing circuit, a stimulus circuit configured to provide an electrical cardiac pacing stimulus to the plurality of pacing sites, and a control circuit electrically coupled to the cardiac signal sensing circuit and the stimulus circuit. The control circuit includes a pacing site locating circuit configured to generate an indication of a preferred pacing site as one of a) a subset of the respective cardiac pacing sites selected using the intrinsic ventricular activation time interval value, from which subset the preferred pacing site is selected using the heart sound characteristic value; or b) a subset of the respective cardiac pacing sites selected using the heart sound characteristic value, from which subset the preferred pacing site is selected using the ventricular activation time interval value.. ... Cardiac Pacemakers Inc

07/12/18 / #20180193060

Implantation of an active medical device using the internal thoracic vasculature

Implantation of a cardiac stimulus system using the intercostal veins. Superior, intercostal, and inferior access methods are discussed and disclosed. ... Cardiac Pacemakers Inc

07/12/18 / #20180192902

Atrial fibrillation discrimination using heart rate clustering

This document discusses, among other things, apparatus, systems, and methods to determine a first atrial fibrillation (af) indication using received information about a heart over a first period, to cluster depolarization information about the heart over the first period, and to discriminate between an atrial fibrillation (af) event and a non-af event in the first period using the determined first af indication the clustered depolarization information.. . ... Cardiac Pacemakers Inc

07/12/18 / #20180192894

Risk stratification based heart failure detection algorithm

A system comprises a risk analysis module and a worsening heart failure (whf) detection module. The risk analysis module measures at least one first physiological parameter of a subject using a physiological sensor of an ambulatory medical device, and determines a heart failure (hf) risk score for the subject according to the at least one measured first physiological parameter. ... Cardiac Pacemakers Inc

07/05/18 / #20180185660

Dynamic sensing updates using postural input in a multiple device cardiac rhythm management system

Methods and systems in which a first medical device provides patient status details to a second medical device. Patient status details may include one or more of patient posture and/or patient activity level, or other indications of patient status. ... Cardiac Pacemakers Inc

07/05/18 / #20180185659

Systems and methods for increasing stimulation dose

According to an embodiment of a method performed by an implantable medical device to deliver a neural stimulation therapy to a patient, a lower dose of the neural stimulation therapy is delivered to the patient. The dose of the neural stimulation therapy is automatically increased from the lower dose to a higher dose, and the higher dose of the neural stimulation therapy is delivered to the patient. ... Cardiac Pacemakers Inc

07/05/18 / #20180185658

Buzzer apparatus

This document discusses, among other things, systems and methods related to a flexible circuit buzzer apparatus, such as a buzzer apparatus for use in an implantable medical device. In an example, the buzzer apparatus can include a flexible circuit having a first dielectric layer. ... Cardiac Pacemakers Inc

07/05/18 / #20180185655

Chip or silicon based feedthrough

This document discusses, among other things, systems and methods to fabricate and operate an implantable medical device. The implantable medical device can include a housing portion defining an interior chamber. ... Cardiac Pacemakers Inc

06/28/18 / #20180178023

Fixation methods for leadless cardiac devices

An implantable leadless pacing device may comprise a power source and circuitry operatively coupled to the power source. The circuitry configured to pace a patient's heart and/or sense electrical activity of the patient's heart. ... Cardiac Pacemakers Inc

06/28/18 / #20180178022

Wireless communication between multiple implanted devices

Implantable medical devices (imd), such as but not limited to leadless cardiac pacemakers (lcp), neuro-stimulators (ns), and/or implantable monitors (im), may be configured to communicate using more than one mode of communication and/or more than one communication vector. In some cases, the implantable medical device may be configured to switch between communication modes, vectors, and/or communication paths, which may help improve communication reliability and/or communication speed between devices.. ... Cardiac Pacemakers Inc

06/28/18 / #20180178019

Azygos, internal thoracic, and/or intercostal vein implantation and use of medical devices

Cardiac therapy devices in the form of pacemakers and/or defibrillators including one or more leads with electrodes implanted in a vein in a posterior position in combination with one or more leads with electrodes implanted in an anterior position. The posterior position may be chosen from one or more of the azygos, hemiazygos, accessory hemiazygos, or posterior intercostal veins. ... Cardiac Pacemakers Inc

06/28/18 / #20180178018

Internal thoracic vein placement of a transmitter electrode for leadless stimulation of the heart

Implantable medical device systems and methods of use including an implantable first medical device having a lead with a transducer thereon and an implantable second medical device having a receiver for receiving energy emitted by the transducer. The lead may be placed in an internal thoracic vein, and other locations may be used as well. ... Cardiac Pacemakers Inc

06/28/18 / #20180178007

Delivery devices and methods for leadless cardiac devices

Delivery devices, systems, and methods for delivering implantable leadless pacing devices are disclosed. An example delivery device may include a tubular member and a distal holding section extending distally of a distal end of the tubular member and defining a cavity therein for receiving an implantable leadless pacing device. ... Cardiac Pacemakers Inc

06/28/18 / #20180178006

Delivery devices and methods for leadless cardiac devices

Delivery devices, systems, and methods for delivering implantable leadless pacing devices are disclosed. An example delivery device may include an intermediate tubular member and an inner tubular member slidably disposed within a lumen of the intermediate tubular member. ... Cardiac Pacemakers Inc

06/28/18 / #20180177979

Leadless delivery catheter with conductive pathway

Catheter and implantable leadless pacing devices, systems, and methods utilizing catheters and implantable leadless pacing devices are disclosed. An example catheter system may include a holding structure extending distally from a tubular member. ... Cardiac Pacemakers Inc

06/28/18 / #20180177422

Learning techniques for cardiac arrhythmia detection

This document discusses, among other things, systems and methods to adjust arrhythmia detection using physiological information of a patient, including detecting a candidate cardiac event about a threshold, displaying the detected candidate cardiac event to a user, receiving user information about the detected candidate cardiac event, and adjusting an arrhythmia detection threshold based upon the received user information.. . ... Cardiac Pacemakers Inc

06/21/18 / #20180169425

Lead with integrated electrodes

A lead for use with cardiac stimulus device with at least two electrodes positioned at a single longitudinal location is provided. The electrodes may include a shocking coil electrode and a sensing and/or pacing ring electrode and may be separated by an insulating element. ... Cardiac Pacemakers Inc

06/21/18 / #20180169384

Implantation of an active medical device using the intercostal vein

Implantation of a cardiac stimulus system using the itv. Access to the itv may be performed using the intercostal vein as an access point, and entering the itv through an ostium therebetween. ... Cardiac Pacemakers Inc

06/21/18 / #20180169307

Infection fighting drug eluting device

An implantable drug eluting medical device includes a polymer substrate having a surface, a first plurality of nanofibers, and at least one antimicrobial drug. Each of the first plurality of nanofibers includes a first portion interpenetrated with the surface of the substrate to mechanically fix the nanofiber to the substrate, and a second portion projecting from the surface. ... Cardiac Pacemakers Inc

06/21/18 / #20180169306

Infection fighting drug eluting lead boot

An implantable medical electrical lead is connectable to an electrical header of an implantable pulse generator. The lead includes a lead body, at least one electrode, a lead terminal, and a lead boot. ... Cardiac Pacemakers Inc

06/07/18 / #20180154164

Leadless cardiac stimulation device employing distributed logic

Systems and methods involve an intrathoracic cardiac stimulation device operable to provide autonomous cardiac sensing and energy delivery. The cardiac stimulation device includes a housing configured for intrathoracic placement relative to a patient's heart. ... Cardiac Pacemakers Inc

06/07/18 / #20180153477

Multi-sensor stroke detection

This document discusses, among other things, systems, devices, and methods for detecting stroke in a patient. A system may comprise a sensor circuit for sensing in a patient at first physiological signal and a second physiological signal or a functional signal. ... Cardiac Pacemakers Inc

06/07/18 / #20180153476

Stroke detection using blood pressure surge

This document discusses, among other things, systems and methods for detecting stroke. A system may comprise a sensor circuit for sensing a physiological signal, and a second sensor to detect a physical state change. ... Cardiac Pacemakers Inc

06/07/18 / #20180153460

Methods and apparatus for monitoring epilepsy

This document discusses, among other things, systems and methods for monitoring a patient at risk of epilepsy. A system comprises a sensor circuit that senses from the patient at least first and second physiological or functional signals. ... Cardiac Pacemakers Inc

06/07/18 / #20180153416

Phenotyping sensor patterns to identify and treat heart failure

This document discusses, among other things, systems and methods to receive physiologic information from a patient and to generate a heart failure status using the received physiologic information. Based on the received physiologic information, the generated heart failure status can be classified into at least one of a set of predetermined phenotype clusters.. ... Cardiac Pacemakers Inc

05/31/18 / #20180146863

Heart failure management

Various system embodiments comprise a stimulator adapted to deliver a stimulation signal for a heart failure therapy, a number of sensors adapted to provide at least a first measurement of a heart failure status and a second measurement of the heart failure status, and a controller. The controller is connected to the stimulator and to the number of sensors. ... Cardiac Pacemakers Inc

05/24/18 / #20180144825

Clinical resource management

A method of clinical resource management includes receiving an expert request associated with an expertise domain, where the expert request includes patient information, a proposed procedure date, an indication of a product, an indication of a procedure type, and/or an estimated cost. A caregiver, certified as an expert with regard to the expertise domain, is identified; and a notification of the expert request is provided to a caregiver device associated with the caregiver. ... Cardiac Pacemakers Inc

05/24/18 / #20180142787

Trough seal

A seal to permit the passage of a device through the seal. The seal includes an elastic component having a proximal end, a distal end, and an elongated trough adjacent the distal end. ... Cardiac Pacemakers Inc

05/24/18 / #20180140855

Catheter and leadless cardiac devices including electrical pathway barrier

Catheter and implantable leadless pacing devices, systems, and methods utilizing catheters and implantable leadless pacing devices are disclosed. An example catheter system may include a holding structure extending distally from a tubular member. ... Cardiac Pacemakers Inc

05/24/18 / #20180140853

Leadless cardiac pacemaker with multimode communication

Implantable medical devices such as leadless cardiac pacemakers may be configured to communicate using more than one mode of communication. For example, in some cases, an implantable medical device may be configured to communicate via conducted communication in some circumstances and to communicate via inductive communication in other circumstances. ... Cardiac Pacemakers Inc

05/24/18 / #20180140852

Implantable medical device with a magnetically permeable housing and an inductive coil disposed about the housing

An implantable medical device (imd) with an inductive coil for wireless communication and/or power transfer. The inductive coil may be disposed about a housing of the imd. ... Cardiac Pacemakers Inc

05/24/18 / #20180140851

Wireless re-charge of an implantable medical device

Near-field energy transmitters for charging a rechargeable power source of an implantable medical device (imd). In some cases, the transmitter may include an output driver that may drive a transmit coil such that near-field energy is transmitted to the imd at a determined frequency. ... Cardiac Pacemakers Inc

05/24/18 / #20180140850

Implantable medical device with recharge coil

Implantable medical device (imd) such as leadless cardiac pacemakers may include a rechargeable power source. In some cases, the imd may include a plurality of receiving coils that may capture a non-radiative near-field energy and then convert the near-field energy into electrical energy that may be used to recharge the rechargeable power source. ... Cardiac Pacemakers Inc

05/24/18 / #20180140848

Lcp based predictive timing for cardiac resynchronization

Methods, systems and devices for providing cardiac resynchronization therapy (crt) to a patient using a leadless cardiac pacemaker (lcp) implanted in or proximate the left ventricle of a patient. A setup phase is used to establish parameters in the therapy delivery. ... Cardiac Pacemakers Inc

05/24/18 / #20180140328

Delivery devices and wall apposition sensing

A delivery device for delivering an implantable leadless pacing device may include a catheter shaft a distal holding section for receiving the implantable leadless pacing device. In some cases, the delivery device may include a flow-sensing device to determine a pressure or flow-rate of a fluid within the distal holding section. ... Cardiac Pacemakers Inc

05/17/18 / #20180133494

Parasternal placement of an active medical device using the internal thoracic vasculature

Implantation of a cardiac stimulus system using parasternal access to the itv is provided. Superior access may be achieved using parasternal locations in the upper ribcage to access the itv. ... Cardiac Pacemakers Inc

05/17/18 / #20180133463

Electrode for sensing, pacing, and defibrillation deployable in the mediastinal space

Implantation of a cardiac stimulus system into the mediastinum using the itv. Superior, intercostal, and inferior access methods are discussed and disclosed. ... Cardiac Pacemakers Inc

05/17/18 / #20180133462

Transvenous mediastinum access for the placement of cardiac pacing and defibrillation electrodes

Implantation of a cardiac stimulus system into the mediastinum using the itv. Superior, intercostal, and inferior access methods are discussed and disclosed. ... Cardiac Pacemakers Inc

05/17/18 / #20180133458

Directional subcutaneous implantable cardioverter defibrillator electrode

Implantable device systems include an electrical lead with one or more electrodes and a shield. The shield is attached to the electrical lead with the shield covering a first side of the electrode and extending laterally away from the electrode. ... Cardiac Pacemakers Inc

05/10/18 / #20180126179

Implantable medical device for atrial deployment

An implantable medical device (imd) may be deployed within a patient's right atrium at a location near a right atrial appendage of the patient's heart in order to pace the patient's heart and/or to sense electrical activity within the patient's heart. In some cases, an imd may be implanted within the right atrial appendage. ... Cardiac Pacemakers Inc

05/10/18 / #20180126174

Systems, devices, and methods for setting cardiac pacing pulse parameters for a cardiac pacing device

Systems, devices, and methods for pacing a heart of a patient are disclosed. A device may include a leadless cardiac pacemaker (lcp) that includes a power supply, a pair of electrodes, and a controller operably connected to the electrodes and the power supply. ... Cardiac Pacemakers Inc

05/10/18 / #20180126173

Conduction pathway driven multi-site pacing management

An apparatus comprises a stimulus circuit, a cardiac signal sensing circuit, and a control circuit. The cardiac signal sensing circuit senses a cardiac activity signal using a sensing channel. ... Cardiac Pacemakers Inc

05/10/18 / #20180126171

Cardiac device acclimation profile

This document discusses, among other things, systems and methods to acclimate a patient to therapy from an implantable medical device. For instance, an implantable medical device can include pulse generation circuitry, sensing circuitry, and a controller. ... Cardiac Pacemakers Inc

05/10/18 / #20180126165

System and method for assessing and selecting stimulation vectors in an implantable cardiac resynhronization therapy device

Systems and methods for providing crt therapy to a patient with an implanted multi-site pacing medical device. In one example, an intrinsic electrical delay associated with each of two or more left ventricle electrodes may be determined. ... Cardiac Pacemakers Inc

05/10/18 / #20180125424

Implantable monitor introducer

Various aspect of the present disclosure are directed toward apparatuses, systems, and methods that may include an introducer for facilitating placement of an implantable monitor. The introducer may include an indicator configured to indicate at least one of width, depth, and position for an arrangement of the implantable monitor relative to a patient.. ... Cardiac Pacemakers Inc

05/03/18 / #20180117341

Implantable medical device with pressure sensor

An implantable medical device (imd) is configured with a pressure sensor. The imd includes a housing, a pressure sensor and a fluid filled cavity. ... Cardiac Pacemakers Inc

05/03/18 / #20180117340

Implantable medical device with gyroscope

An implantable medical device (imd) that includes a housing, a first electrode secured relative to the housing, a second electrode secured relative to the housing, and a gyroscope secured relative to the housing. The imd may include circuitry in the housing in communication with the first electrode, the second electrode, and the gyroscope. ... Cardiac Pacemakers Inc

05/03/18 / #20180117339

Systems and methods for activity level pacing

Systems, devices, and methods for pacing a heart of a patient are disclosed. An illustrative method may include determining a motion level of the patient using a motion sensor of an implantable medical device secured relative to a patient's heart, and setting a pacing rate based at least in part on the patient's motion level. ... Cardiac Pacemakers Inc

05/03/18 / #20180117338

Systems and methods for activity level pacing

Systems, devices, and methods for pacing a heart of a patient are disclosed. An illustrative method may include determining a motion level of the patient using a motion sensor of an implantable medical device secured relative to a patient's heart, and setting a pacing rate based at least in part on the patient's motion level. ... Cardiac Pacemakers Inc

05/03/18 / #20180117336

Use of a separate device in managing the pace pulse energy of a cardiac pacemaker

A medical system may include a first medical device such as a leadless cardiac pacemaker (lcp) that is configured to pace a patient's heart and a second medical device that is configured to have a capture threshold capability. The second medical device may monitor the patient's heart to ascertain whether the pacing pulses from the first medical device are capturing the heart, and to send the first medical device instructions to alter an energy level of subsequent pacing pulses.. ... Cardiac Pacemakers Inc

05/03/18 / #20180117304

Implantable medical device delivery system with integrated sensor

A delivery and deployment device may include a handle assembly and a shaft extending distally from the handle assembly. A device containment housing may be coupled to a distal region of the shaft and may extend distally therefrom. ... Cardiac Pacemakers Inc

05/03/18 / #20180116593

Multi-device cardiac resynchronization therapy with timing enhancements

Methods, systems and devices for providing cardiac resynchronization therapy (crt) to a patient using a leadless cardiac pacemaker (lcp) and an extracardiac device (ed). The system is configured to identify atrial events to use as timing markers for the lcp to deliver crt, and further to determine whether the timing markers are incorrectly sensed and to make adjustment or call for re-initialization as needed.. ... Cardiac Pacemakers Inc

05/03/18 / #20180116540

Implantable medical device having a sense channel with performance adjustment

An implantable medical device (imd) may include a sensor for providing a sensor output signal and a sense channel configured to receive the sensor output signal from the sensor. The sense channel may be configured to process the sensor output signal and output a sense channel output signal. ... Cardiac Pacemakers Inc

04/19/18 / #20180104502

Systems and methods for arrhythmia detection

Systems and methods for detecting cardiac arrhythmias such as an atrial fibrillation (af) are described herein. The af detection system includes a sensor circuit to sense a physiological signal, a heartbeat processor to recognize a plurality of beat patterns using cycle length of two more consecutive cardiac cycles. ... Cardiac Pacemakers Inc

04/19/18 / #20180103908

Power noise reduction for an integrated battery

A medical device includes a case and a core assembly. The core assembly includes operational circuitry enclosed within a core assembly housing. ... Cardiac Pacemakers Inc

04/05/18 / #20180093101

Communications between a plurality of medical devices using time delays between communication pulses between symbols

Systems and methods for communicating between medical devices. In one example, an implantable medical device comprising may comprise one or more electrodes and a controller coupled to the electrodes. ... Cardiac Pacemakers Inc

04/05/18 / #20180092577

Systems and methods for determining an abnormal glycemic event using surrogates for glucose

Systems and methods for determining an abnormal glycemic event using surrogates for glucose are disclosed herein. In an embodiment, a medical system includes a medical device associated with a subject and a processor communicatively coupled to the medical device. ... Cardiac Pacemakers Inc

03/29/18 / #20180085163

Segmented ground pads for electrophysiology systems

Segmented ground pads for electrophysiology systems are disclosed. In an embodiment, a ground pad array system for use with an electrophysiology system comprises: a ground pad comprising a plurality of conductive segments, wherein each conductive segment is capable of being independently activated. ... Cardiac Pacemakers Inc

03/29/18 / #20180085161

Radio frequency ablation for treatment of cardiac arrhythmias

A catheter includes an elongate catheter body, a catheter tip coupled to a distal end of the elongate catheter body, and a radio-frequency (rf) energy source positioned within the catheter tip. The catheter tip includes a waveguide having a distal end. ... Cardiac Pacemakers Inc

03/29/18 / #20180085159

Self stabilizing ablation suction catheter

A catheter system includes a catheter and a control system. The catheter includes an elongate catheter body and a catheter tip coupled to a distal end of the elongate catheter body. ... Cardiac Pacemakers Inc

03/29/18 / #20180085063

Closed-loop circular mapping catheter

Various aspects of the present disclosure are directed toward apparatuses, systems, and methods apparatus for performing at least one of mapping and ablation functions. The apparatuses, systems, and methods may include a catheter sized and shaped for vascular access having a tip section that forms closed loop. ... Cardiac Pacemakers Inc

03/22/18 / #20180078779

Using sensor data from an intracardially implanted medical device to influence operation of an extracardially implantable cardioverter

A medical system for sensing and regulating cardiac activity of a patient may include a cardioverter that is configured to generate and deliver shocks to cardiac tissue and a leadless cardiac pacemaker (lcp) that is configured to sense cardiac activity and to communicate with the cardioverter. The cardioverter may be configured to detect a possible arrhythmia and, upon detecting the possible arrhythmia, may send a verification request to the lcp to help conform that the possible arrhythmia is occurring. ... Cardiac Pacemakers Inc

03/22/18 / #20180078778

External audit of implantable medical device

Systems and methods for auditing an operation of an ambulatory medical device (amd) are described. A system may include an auditor device and an analyzer circuit communicatively coupled to each other. ... Cardiac Pacemakers Inc

03/22/18 / #20180078775

Leadless stimulation device with a housing that houses internal components of the leadless stimulation device and functions as the battery case and a terminal of an internal battery

Implantable medical devices such as leadless stimulation devices that may provide longer battery life while minimizing device size. In some cases, having the outer housing of the implantable medical device serve multiple roles, such as the battery case for an internal battery, may permit reduced device size by eliminating one or more layers or components within the device.. ... Cardiac Pacemakers Inc

03/22/18 / #20180078773

Multi-device cardiac resynchronization therapy with mode switching timing reference

Methods, systems and devices for providing cardiac resynchronization therapy (crt) to a patient using a leadless cardiac pacemaker (lcp) and an extracardiac device (ed). The system is configured to have available for use a plurality of modes for managing the timing of the crt pacing delivery by the lcp acting in cooperation with the ed. ... Cardiac Pacemakers Inc

03/22/18 / #20180078771

Implantable cardiac monitor

An implantable cardiac monitor (icm) may be configured to be deployed subcutaneous, submuscular, or substernal at a position that enables the icm to detect cardiac activity. In some cases, the icm includes a housing that includes a body portion and a tail portion. ... Cardiac Pacemakers Inc

03/15/18 / #20180077791

Filtered feedthrough assembly for implantable medical electronic devices

A filtered feedthrough assembly for an implantable medical device comprises a ferrule, an electrical insulator coupled to the ferrule by a connection element, a plurality of feedthrough conductors extending through the electrical insulator, a printed circuit board (pcb), and plurality of capacitors. The pcb is coupled to the ferrule or the electrical insulator, and includes one or more ground layers and a plurality of vias. ... Cardiac Pacemakers Inc

03/15/18 / #20180071539

Leadless cardiac stimulation systems

Various configurations of systems that employ leadless electrodes to provide pacing therapy are provided. In one example, a system that provides multiple sites for pacing of myocardium of a heart includes wireless pacing electrodes that are implantable at sites proximate the myocardium using a percutaneous, transluminal, catheter delivery system. ... Cardiac Pacemakers Inc

03/15/18 / #20180071517

Protective sheath and method for protecting a lead during implant and pulse generator replacement

An introducer sheath assembly including an introducer sheath and a protective sheath. The introducer sheath includes a hub having a proximal end and a distal end, and a tubular sheath projecting from the distal end of the hub. ... Cardiac Pacemakers Inc

03/15/18 / #20180070937

Moulded in place seal plug and suture anchor

An implantable pulse generator includes a device housing containing pulse generator circuitry and a header molded to the device housing. The header can be formed of an epoxy header material. ... Cardiac Pacemakers Inc

03/08/18 / #20180064390

Discrimination of apnea type by medical device

Disclosed herein, among other things, are methods and apparatus related to identification of apnea type. One aspect of the present subject matter provides a method for real-time apnea discrimination. ... Cardiac Pacemakers Inc

03/08/18 / #20180064360

Brady pause detection for implantable cardiac monitors

An apparatus includes a cardiac signal sensing circuit configured to generate a sensed cardiac signal representative of electrical cardiac activity of a subject, a buffer memory and a pause detection circuit. The pause detection circuit is configured to: identify ventricular depolarization in the cardiac signal or the sampled cardiac signal; detect a candidate pause episode using the cardiac signal in which delay in ventricular depolarization exceeds a specified delay threshold; identify noise events in a stored cardiac signal; and discard the cardiac signal of the candidate pause episode when a number of noise events satisfies a specified noise event number threshold, otherwise store the cardiac signal of the candidate pause episode as a bradycardia pause episode.. ... Cardiac Pacemakers Inc

03/08/18 / #20180064350

System to diagnose and manage orthostatic intolerance

An apparatus includes a posture sensing circuit configured to detect a change in posture of a subject; a cardiac signal sensing circuit configured to generate a sensed cardiac signal, wherein the sensed cardiac signal includes heart rate information of the subject; a physiologic sensing circuit configured to generate a sensed physiologic signal, wherein the physiologic signal includes information related to blood pressure of the subject; a storage buffer; and a control circuit operatively coupled to the posture sensing circuit and the storage buffer. The control circuit is configured to initiate storage of the heart rate information and the information related to blood pressure in response to a detected change in posture of the subject.. ... Cardiac Pacemakers Inc

03/01/18 / #20180060521

Managing care pathways

A method of facilitating management of a care pathway includes receiving a care pathway definition, having a first care pathway step and a second care pathway step, where each care pathway step is identified by a unique identification (id) code. The method includes determining a keyword associated with each care pathway step; and identifying, in patient information, care episodes. ... Cardiac Pacemakers Inc

03/01/18 / #20180056079

Cardiac resynchronization using fusion promotion for timing management

Methods, systems and devices for providing cardiac resynchronization therapy (crt) to a patient using a leadless cardiac pacemaker and an extracardiac device. The extracardiac device is configured to analyze one or more qrs complexes of the patient's heart, determine whether fusion pacing is taking place, and, if not, to communicate with the leadless cardiac pacemaker to adjust intervals used in the crt in order to generate desirable fusion of the pace and intrinsic signals. ... Cardiac Pacemakers Inc

03/01/18 / #20180056075

Integrated multi-device cardiac resynchronization therapy using p-wave to pace timing

Methods, systems and devices for providing cardiac resynchronization therapy (crt) to a patient using a leadless cardiac pacemaker (lcp) and an extracardiac device (ed). The lcp is configured to deliver pacing therapy at a pacing interval. ... Cardiac Pacemakers Inc

03/01/18 / #20180055496

Jugular access left atrial appendage closure device

A left atrial appendage closure device system may include an access sheath having a lumen, a delivery sheath slidably disposed within the lumen of the access sheath, and a left atrial appendage closure device slidably disposed within a distal portion of the delivery sheath. The access sheath may include a pre-curved portion adjacent a distal tip of the access sheath. ... Cardiac Pacemakers Inc

03/01/18 / #20180055426

Systems and methods for determining presence of an analyte using an implantable medical device

Systems and methods to determine presence of an analyte using an implantable medical device are disclosed. In an embodiment, a medical system includes an implantable medical device, a light source, an optical sensor and a processor. ... Cardiac Pacemakers Inc

02/22/18 / #20180050208

Trans septal implantable medical device

. . An implantable medical device (imd) includes a housing that is configured to be positioned at least in part in a chamber of a heart, and in some cases, in a right ventricle (rv) proximate an rv facing side of the ventricular septum of the heart. When so provided, an rv electrode may be fixed relative to the housing to be proximate the rv facing side of the ventricular septum. ... Cardiac Pacemakers Inc

02/15/18 / #20180043158

Diastolic endocardial accelerations for heart failure monitoring

Systems and methods for monitoring patients with cardiac diseases are described. A system may include an accelerometer sensor for sensing an epicardial or endocardial acceleration (ea) signal. ... Cardiac Pacemakers Inc

02/15/18 / #20180043071

Systems and methods to reduce injury in the heart

This document discusses, among other things, systems and methods to reduce ischemic or metabolic injury to a patient's heart. A system to reduce ischemic or metabolic injury to a patient's heart may include a pulse generator for generating electrical pulses or shock, a pacing lead with at least one pacing electrode configured to deliver electrical pulses received from the pulse generator to the patient's heart, a controller configured to control timing of electrical pulses to reduce wall stress of the heart, and a reservoir, fluidically coupled to a lumen and a pump, wherein the pump is configured, under control of the controller, to move contents from the reservoir through the lumen to an area of the heart with the reduced wall stress, wherein the contents include autologous respiration-competent mitochondria or other respiratory-promoting agents.. ... Cardiac Pacemakers Inc

02/15/18 / #20180043064

Durable antimicrobial layer for implantable medical devices

An implantable medical device includes a polymer substrate and at least one nanofiber. The polymer substrate includes a surface portion extending into the polymer substrate from a surface of the substrate. ... Cardiac Pacemakers Inc

02/15/18 / #20180043056

Functionalized peg for implantable medical devices

A coating for a metal surface, the coating including poly(ethylene glycol) disposed on and covalently bonded directly to at least a portion of the metal surface, and a functional group grafted to at least a portion of the poly(ethylene glycol). The functional group is one of a bioactive functional group and an antimicrobial functional group.. ... Cardiac Pacemakers Inc

02/15/18 / #20180042518

Position sensor for a medical probe

A position sensor assembly includes a base member having a proximal portion, a distal portion, and an intermediate portion disposed therebetween and having a twisted configuration such that the proximal and distal portions are oriented in mutually orthogonal planes. At least first and second magnetic field sensors each including at least one magnetic field sensing element are disposed, respectively, on the proximal and distal portions of the base member. ... Cardiac Pacemakers Inc

02/08/18 / #20180036547

Pacemakers for implant in the internal thoracic vasculature with communication to other implantable devices

Implantable devices and systems include one or more leads adapted to be emplaced in the internal thoracic vein (itv) of a patient. The lead may include features to adapt the lead for such placement. ... Cardiac Pacemakers Inc

02/08/18 / #20180036527

Implantation of an active medical device using the internal thoracic vasculature

Implantable devices and systems include one or more leads adapted to be emplaced in the internal thoracic vein (itv) of a patient. The lead may include features to adapt the lead for such placement. ... Cardiac Pacemakers Inc

02/01/18 / #20180028829

Pacing device with autonomous anti-tachycardia pacing

In an example, an apparatus is described that includes an implantable housing, a heart signal sensing circuit configured to sense intrinsic electrical heart signals, a ventricular tachyarrhythmia (vt) detector circuit, operatively coupled to the heart signal sensing circuit, the detector circuit operable to detect a vt based on the sensed heart signals, a processor configured to control delivery of an anti-tachyarrhythmia pacing (atp) therapy based on the detected vt, and an energy delivery circuit configured to deliver the atp therapy in response to the detected vt, wherein the apparatus does not include a shock circuit capable of delivering a therapeutically-effective cardioverting or defibrillating shock.. . ... Cardiac Pacemakers Inc

02/01/18 / #20180028819

Mri compatible implantable medical devices and methods

An implantable medical device configured to be compatible with the environment inside an mill machine. The implantable medical device includes a housing constructed of an electrically conductive material and pulse generation circuitry within the housing for generating electrical voltage pulses. ... Cardiac Pacemakers Inc

01/25/18 / #20180021585

Leadless medical system for quantifying ventricle to ventricle dyssynchrony

A medical system includes two or more leadless implantable medical devices, each implanted in a different ventricle of the heart and each including a housing, a first electrode secured relative to the housing, a second electrode secured relative to the housing, and a pressure sensor secured relative to the housing. Each of the leadless implantable medical devices may further include circuitry in the housing operatively coupled to the corresponding first electrode, second electrode, and pressure sensor. ... Cardiac Pacemakers Inc

01/25/18 / #20180021584

Leadless cardiac pacemaker for generating cardiac pressure volume loop

A leadless cardiac pacemaker (lcp) configured to sense cardiac activity and to pace a patient's heart. The lcp may include a housing, a first electrode secured relative to the housing, a second electrode secured relative to the housing, and a pressure sensor secured relative to the housing and coupled to the environment outside of the housing. ... Cardiac Pacemakers Inc

01/25/18 / #20180021582

Method and system for determining a cardiac cycle pace time in accordance with metabolic demand in a leadless cardiac pacemaker system

A leadless cardiac pacemaker (lcp) is configured to sense cardiac activity and to pace a patient's heart and is disposable within a ventricle of the patient's heart. The lcp may include a housing, a first electrode and a second electrode that are secured relative to the housing and are spaced apart. ... Cardiac Pacemakers Inc

01/25/18 / #20180021581

Method and system for utilizing an atrial contraction timing fiducial in a leadless cardiac pacemaker system

A leadless cardiac pacemaker (lcp) is configured to sense cardiac activity and to pace a patient's heart and is disposable within a ventricle of the patient's heart. The lcp may include a housing, a first electrode and a second electrode that are secured relative to the housing and are spaced apart. ... Cardiac Pacemakers Inc

01/25/18 / #20180021570

Cardiac volume sensing via an implantable medical device in support of cardiac resynchronization therapy

An implantable medical device (imd) configured to be implantable in a ventricle of a patient's heart may include a housing, a first electrode secured relative to the housing, a second electrode secured relative to the housing, the second electrode spaced from the first electrode, and circuitry in the housing operatively coupled to the first electrode and the second electrode. The circuitry may be configured to identify a measure of impedance between the first electrode and the second electrode at each of a plurality of times during a cardiac cycle. ... Cardiac Pacemakers Inc

01/25/18 / #20180021567

Method and system for determining pace timing in a leadless cardiac pacemaker system

A leadless cardiac pacemaker (lcp) is configured to sense cardiac activity and to pace a patient's heart and is disposable within a ventricle of the patient's heart. The lcp may include a housing, a first electrode and a second electrode that are secured relative to the housing and are spaced apart. ... Cardiac Pacemakers Inc

01/25/18 / #20180020983

Pressure sensor to detect body sounds

This document discusses, among other things, using a pressure sensor to detect body sound information of a patient, such as cardiac murmurs, respiratory sounds, etc.. . ... Cardiac Pacemakers Inc

01/25/18 / #20180020930

Estimate diastolic pressure

This document discusses, among other things, systems and methods to estimate an arterial diastolic pressure of a patient using ventricular pressure information of a heart of the patient and heart sound information of the heart of the patient, such as a timing of at least one of a first heart sound (s1) or a second heat sound (s2), in certain examples, adjusted by a respective correction factor.. . ... Cardiac Pacemakers Inc

01/11/18 / #20180011932

System and method for providing automatic setup of a remote patient care environment

A system and method for providing automatic setup of a remote patient care environment. Connectivity to a centralized server over a network connection is confirmed. ... Cardiac Pacemakers Inc

01/11/18 / #20180008831

Leadless pacemaker using pressure measurements for pacing capture verification

Methods, devices, and systems for performing pacing capture verification in implantable medical devices such as a leadless cardiac pacemakers using a pressure signal. An example medical device includes a pressure sensor and is configured to monitor for an evoked capture response using the pressure sensor following pace delivery. ... Cardiac Pacemakers Inc

01/11/18 / #20180008829

Method and system for determining an atrial contraction timing fiducial in a leadless cardiac pacemaker system

Method and system for determining an atrial contraction timing fiducial in a leadless cardiac pacemaker system is disclosed. An electrical cardiac signal associated with an atrial contraction of the patient's heart and a mechanical response to the atrial contraction of a patient's heart are used to determine an atrial contraction timing fiducial. ... Cardiac Pacemakers Inc

01/11/18 / #20180008228

Energy efficient heart sound data collection

This document discusses, among other things, apparatus, systems, or methods to efficiently collect heart sound data, including detecting first heart sound information of a heart of a patient using a heart sound sensor in a first, low-power operational mode, and detecting second heart sound information of the heart using the heart sound sensor in a separate second, high-power operational mode. The operational mode of the heart sound sensor can be controlled using physiologic information from the patient, including heart sound information, information about a heart rate of the patient, or other physiologic information from the patient that indicates worsening heart failure.. ... Cardiac Pacemakers Inc

01/11/18 / #20180008206

Systems and methods to determine surrogates of blood pressure

Embodiments of the present disclosure relate to systems and methods for determining a subject's blood pressure using one or more implantable medical devices (imds). In an embodiment, a medical system comprises: at least one implantable medical device configured to sense signals associated with heart sounds of a subject and a processing unit communicatively coupled to the at least one implantable medical device. ... Cardiac Pacemakers Inc

01/11/18 / #20180008204

Readmission risk assessment based on chronobiological rhythms

Systems and methods for monitoring patients with a chronic disease are described. A patient management system may sense physiological signals from a patient using one or more implantable or other ambulatory sensors, and generate from the physiological signals a chronobiological rhythm indicator (cri) such as indicating a circadian rhythm. ... Cardiac Pacemakers Inc

01/11/18 / #20180008197

Minute volume sensor optimization using quadripolar leads

An apparatus comprises a respiration sensing circuit configured for coupling electrically to a plurality of electrodes and for sensing a respiration signal representative of respiration of a subject; a signal processing circuit electrically coupled to the respiration sensing circuit and configured to extract a respiration parameter from a sensed respiration signal and determine a signal performance metric for the sensed respiration signal using the respiration parameter; and a control circuit. The control circuit is configured to: initiate sensing of a plurality of respiration signals using different electrode combinations of the plurality of electrodes and determining of the signal performance metric for the sensed respiration signals; and enable an electrode combination from the plurality of electrodes and for use in monitoring respiration of the subject according to the signal performance metric.. ... Cardiac Pacemakers Inc

01/04/18 / #20180001082

Leadless cardiac pacemaker with retrieval features

An implantable leadless cardiac pacing device and associated retrieval features. The implantable device includes a docking member extending from the proximal end of the housing of the implantable device including a covering surrounding at least a portion of the docking member configured to facilitate retrieval of the implantable leadless cardiac pacing device.. ... Cardiac Pacemakers Inc

12/28/17 / #20170368360

Cardiac therapy system using subcutaneously sensed p-waves for resynchronization pacing management

Systems, methods and implantable devices configured to provide cardiac resynchronization therapy and/or bradycardia pacing therapy. A first device located in the heart of the patient is configured to receive a communication from a second device and deliver a pacing therapy in response to or in accordance with the received communication. ... Cardiac Pacemakers Inc

12/28/17 / #20170367616

System and methods to locate an implanted medical device

A system includes a sensor array having a plurality of sensors. Each sensor is coupled to circuitry configured to receive sensing signals from the plurality of sensors in the sensor array, where the sensing signals include a parameter indicating presence of an implantable medical device (imd). ... Cardiac Pacemakers Inc

12/21/17 / #20170361087

Laser generated surface finishes for implantable medical devices and electrodes

A method of preparing an electrode for use with an implantable medical device, the electrode including a titanium surface, the method including: maintaining a nitrogen gas environment proximate to the titanium surface, delivering energy to a portion of the titanium surface, modifying the portion of the titanium surface with the energy delivered to the titanium surface, and forming titanium nitride by reacting titanium at the portion of the titanium surface with nitrogen from the nitrogen gas environment. Modifying includes increasing a surface area of the portion of the titanium surface, and removing titanium from the portion of the titanium surface. ... Cardiac Pacemakers Inc

12/21/17 / #20170361061

Infection resistant surfaces for devices

This disclosure is directed to a medical device including a surface that has been roughened to provide a roughened surface that inhibits the adhesion of microorganisms on the roughened surface.. . ... Cardiac Pacemakers Inc

12/21/17 / #20170360987

Hydrophilization and antifouling of enhanced metal surfaces

A coating for a roughened metal surface of an implantable medical device includes a poly(ethylene glycol) disposed on at least a portion of the roughened metal surface, wherein the poly(ethylene glycol) is covalently bonded directly to the roughened metal surface.. . ... Cardiac Pacemakers Inc

12/14/17 / #20170357771

Patient risk scoring & evaluation system

A method of facilitating health of a patient includes determining, based on patient information, a risk score. The patient information includes clinical information and at least one of psychosocial information, experiential information, relational information, preferential information, demographic information, barrier information, and compliance information. ... Cardiac Pacemakers Inc

12/14/17 / #20170354829

Color coded header bore identification

An implantable pulse generator includes a device housing containing pulse generator circuitry and a header connected to the device housing. The header includes a core assembly defining first and second lead bore cavities sized for receiving terminal pins of leads, first and second labels, and an outer layer. ... Cardiac Pacemakers Inc

12/07/17 / #20170348528

Methods and systems for multi-site stimulation

Systems and methods for multi-site cardiac stimulation are disclosed. The system includes an electrostimulation circuit to deliver electrostimulation to one or more candidate sites of at least one heart chamber. ... Cardiac Pacemakers Inc

12/07/17 / #20170348466

Laser texturing surface preparation for parylene coating adhesion

A process for coating parylene onto a metal surface, such as a medical device, that has been textured by a series of laser pulses. The laser pulses can be overlapping or rastered. ... Cardiac Pacemakers Inc

12/07/17 / #20170347969

Systems and methods to detect respiratory diseases

Systems and methods for monitoring patients with respiratory diseases are described. A system may include a sensor circuit to sense a respiration signal and at least one hemodynamic signal. ... Cardiac Pacemakers Inc

12/07/17 / #20170347968

Systems and methods to detect respiratory diseases using respiratory sounds

Systems and methods for monitoring patients with respiratory diseases are described. A system may include a sensor circuit configured to sense one or more physiological signals indicative of respiratory sounds, and a spectral analyzer to generate first and second spectral contents at respective first and second frequency bands. ... Cardiac Pacemakers Inc

12/07/17 / #20170347936

Acute kidney injury detection system and methods

Embodiments herein include systems and methods for detecting, predicting and/or assessing acute kidney injury. In an embodiment, a monitoring system to detect acute kidney injury is included. ... Cardiac Pacemakers Inc

11/16/17 / #20170327622

Thermoset polyisobutylene-polyurethanes and methods for making

A thermoset polyisobutylene network polymer includes a polyisobutylene diol residue, a diisocyanate residue, and at least one crosslinking compound residue selected from the group consisting of a residue of a sorbitan ester and a residue of a branched polypropylene oxide polyol.. . ... Cardiac Pacemakers Inc

11/16/17 / #20170326373

Retrievability for implantable medical devices

An implantable medical device (imd) may include an outer housing having a titanium outer surface, the titanium outer surface including a plurality of titanium atoms. A tissue growth-inhibiting layer may extend over the titanium outer surface. ... Cardiac Pacemakers Inc

11/16/17 / #20170326372

Leadless cardiac pacemaker configured for over the wire delivery

Implantable medical devices such as leadless cardiac pacemakers (lcp) may be configured to be delivered to a target location within the heart over a guide wire. In some cases, using a guide wire for delivery facilitates placement of devices in regions not otherwise easily reached. ... Cardiac Pacemakers Inc

11/16/17 / #20170326371

Automatic selection of lead configuration for a neural stimulation lead

A neurostimulation system includes a neural stimulation lead having a proximal portion and a distal portion and including a plurality of electrodes along the distal portion. The plurality of electrodes are configured for positioning proximate a portion of the autonomic nervous system. ... Cardiac Pacemakers Inc

11/16/17 / #20170326369

Trans septal implantable medical device

An implantable medical device may include a housing configured to be positioned at least in part in a right ventricle (rv) proximate an rv facing side of the ventricular septum. A power source and circuitry may be disposed within the housing and may be operatively coupled together. ... Cardiac Pacemakers Inc

11/16/17 / #20170326358

Implantable leads with topographic features for cellular modulation and related methods

An implantable lead including a lead body, an electrode coupled to the lead body, and at least one cellular modulation segment. The lead body has a proximal end and a distal end. ... Cardiac Pacemakers Inc

11/16/17 / #20170326355

Implantable medical device for vascular deployment

A leadless cardiac pacemaker (lcp) may be deployed within a patient's vasculature at a location near the patient's heart in order to pace the patient's heart and/or to sense electrical activity within the patient's heart. In some cases, an lcp may be implanted within the patient's superior vena cava or inferior vena cava. ... Cardiac Pacemakers Inc

11/09/17 / #20170322266

Systems and methods for sensing external magnetic fields in implantable medical devices

Systems and methods for sensing external magnetic fields in implantable medical devices are provided. One aspect of this disclosure relates to an apparatus for sensing magnetic fields. ... Cardiac Pacemakers Inc

11/09/17 / #20170319865

Authentication of shock therapy deferral

The current technology relates to a shock deferral unit that is portable by an ambulatory patient. The shock deferral unit has a bi-directional communication device configured to receive a notification of an impending shock from a defibrillator and configured to send an instruction to defer the impending shock to the defibrillator. ... Cardiac Pacemakers Inc

11/09/17 / #20170319864

Electrode designs in implantable defibrillator systems

A subcutaneous implantable cardioverter-defibrillator (s-icd) comprising shocking electrodes configured to reduce the defibrillation threshold. The s-icd may include a canister housing a source of electrical energy, a capacitor, and operational circuitry that senses heart rhythms and an electrode and lead assembly. ... Cardiac Pacemakers Inc

11/09/17 / #20170319855

Neural stimulation with transient response between doses

In various method embodiments for operating an implantable neural stimulator to deliver a neural stimulation therapy to an autonomic neural target, the method comprises using the implantable neural stimulator to deliver the neural stimulation therapy to the autonomic neural target, and evaluating an evoked response to the neural stimulation bursts. The neural stimulation therapy includes a plurality of neural stimulation bursts where each neural stimulation burst includes a plurality of neural stimulation pulses and successive neural stimulation bursts are separated by a time without neural stimulation pulses. ... Cardiac Pacemakers Inc

11/09/17 / #20170319845

Delivery tools in implantable defibrillator systems

Tunneling tools and systems comprising electrodes and tunneling tool. In some examples the tunneling tools have a width that is greater than thickness, or may have enlarged portions to allow tunneling of a space. ... Cardiac Pacemakers Inc

10/26/17 / #20170303797

Method and apparatus for management of heart failure hospitalization

A hospitalization management system including a heart failure analyzer that receives diagnostic data including at least sensor data representative of one or more physiological signals sensed from a hospitalized patient using one or more sensors and assesses risk of rehospitalization for the patient using the diagnostic data. The outcome of the risk assessment is used during and following the patient's hospitalization for reducing the risk of rehospitalization.. ... Cardiac Pacemakers Inc

10/12/17 / #20170294250

Ferrule having improved gold reservoir geometry for implantable medical device

A feedthrough assembly and methods of making the feedthrough assembly are shown. A feedthrough assembly including a ferrule disposed about an insulator and having an outer surface and a first aperture defined by an inner surface, wherein the first aperture is sized and shaped to include a reservoir for a braze material, the reservoir including a base, the base having a width sized to accommodate a preform of the braze material, and at least two ledges formed by the inner surface, each ledge having a first surface facing inwardly toward the insulator and a second surface facing upwardly is shown. ... Cardiac Pacemakers Inc

10/12/17 / #20170291022

Multi-site crt capture verification

An apparatus comprises a cardiac signal sensing circuit configured for coupling electrically to a plurality of electrodes and to sense intrinsic cardiac activation at three or more locations within a subject's body using the electrodes; a stimulus circuit configured for coupling to the plurality of electrodes; a signal processing circuit electrically coupled to the cardiac signal sensing circuit and configured to determine a baseline intrinsic activation vector according to the sensed intrinsic cardiac activation; and a control circuit electrically coupled to the cardiac signal sensing circuit and stimulus circuit and configured to: initiate delivery of electrical pacing therapy using initial pacing parameters determined according to the baseline intrinsic activation vector; initiate sensing of a paced activation vector; and adjust one or more pacing therapy parameters according to the paced activation vector.. . ... Cardiac Pacemakers Inc








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