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Fresenius Medical Care Holdings Inc
Fresenius Medical Care Holdings Inc_20131212

Fresenius Medical Care Holdings Inc patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "F" | Fresenius Medical Care Holdings Inc-related inventors


Adjusting sound on a medical device

A dialysis machine comprising: a microphone; an alert module for producing an audible alert related to an operating condition of the dialysis machine; and a processing module configured for: receiving, from the microphone, information related to measured noise; determining, based on the information related to measured noise, an audible alert... Fresenius Medical Care Holdings Inc

Dialysis machines with integral salt solution chambers and related methods

A hemodialysis machine includes a main body and a door connected to the main body. The door and the main body cooperate to define a non-removable chamber. The door is openable relative to the main body of the hemodialysis machine to allow a salt to be placed into the non-removable... Fresenius Medical Care Holdings Inc

Remote user interfaces for dialysis systems

Mobile electronic devices can be used as remote user interfaces for medical devices such as dialysis machines. For example, this disclosure describes various ways mobile electronic devices can be networked with medical devices, and various ways users can remotely control the medical devices via the mobile electronic devices.... Fresenius Medical Care Holdings Inc

Modular reservoir assembly for a hemodialysis and hemofiltration system

The present specification discloses a dialysis system having a reservoir module with a reservoir housing defining an internal space, a surface located within the internal space for supporting a container that contains dialysate, and a conductivity sensor located within the internal space, where the conductivity sensor has a coil, a... Fresenius Medical Care Holdings Inc

Packaging and organizing coils of medical tubing

A device and method for holding coils of medical tubing is provided to simplify packaging and organizing the various coils of medical tubing needed for a medical device. This will make it easier for the patient to manipulate each coil of tubing, particularly in a home setting involving a home... Fresenius Medical Care Holdings Inc

Associating dialysis accessories using near field communication

A method comprising: establishing a wireless connection between a first medical device and a second medical device, comprising: receiving, by the first medical device, via a short-range wireless technology protocol, connection information related to the second medical device; and establishing, by the first medical device, a wireless connection with the... Fresenius Medical Care Holdings Inc

Method and system for creating a diagnostic vascular window

Embodiments of the disclosure provide a method and system for providing a diagnostic vascular window that may be used in real time to monitor a patient's fluid conditions in a variety of settings. The diagnostic vascular window may, for example, be used pre-surgery, during surgery, and post-surgery to determine whether... Fresenius Medical Care Holdings Inc

Capacitance-based patient line blockage detection

A dialysis machine (e.g., a peritoneal dialysis (PD) machine) can include a pressure sensor mounted at a proximal end of a patient line made of a distensible material that provides PD solution to a patient through a catheter. During treatment, an occlusion can occur at different locations in the patient... Fresenius Medical Care Holdings Inc

System and managing nocturnal treatment

Treatment controllers and methods are provided that can be integrated with treatment systems, such as peritoneal dialysis systems, hemodialysis systems, and nocturnal treatment systems, to manage execution of treatment operations or a course of treatment based on timing information and/or patient sleep state.... Fresenius Medical Care Holdings Inc

User interfaces for dialysis devices

In general, a dialysis device includes a first processing device for monitoring dialysis functions of the dialysis device, a second processing device, a display device, and memory. The memory is configured to store instructions that, when executed, cause the dialysis device to provide, on the display device, a first display... Fresenius Medical Care Holdings Inc

Sensor clip assembly for an optical monitoring system

Systems and sensor clip assemblies for optically monitoring blood flowing through a blood chamber are provided. A sensor clip assembly includes emitters and photodetectors positioned on opposing arms, a signal conditioning circuit for conditioning raw analog signals generated by the photodetectors while the sensor clip assembly is fastened to a... Fresenius Medical Care Holdings Inc

Pressure output device for extracorporeal hemodialysis machine

A pressure output device (POD) assembly for sensing fluid pressure in a fluid processing system, is provided. This POD assembly includes a shell defining a shell interior, and a movable diaphragm disposed in the shell interior and separating the shell interior into a flow-through chamber and a pressure sensing side.... Fresenius Medical Care Holdings Inc

Wave-based patient line blockage detection

A dialysis machine (e.g., a peritoneal dialysis (PD) machine) can include a pressure sensor mounted at a proximal end of a patient line that provides PD solution to a patient through a catheter. During treatment, an occlusion can occur at different locations in the patient line and/or the catheter. Elastic... Fresenius Medical Care Holdings Inc

Methods and systems for detecting an occlusion in a blood circuit of a dialysis system

The present specification describes systems and methods for detecting an occlusion in a tubing carrying a patient's blood through a manifold and into a dialyzer in a dialysis system. A controller measures pressures value of the blood at a predetermined point after exiting the manifold and before entering the dialyzer,... Fresenius Medical Care Holdings Inc

Methods and systems of generating rapidly varying pressure amplitudes in fluidic circuits in a dialysis treatment system

The present specification describes a modular, portable hemofiltration system, for providing improved clearance levels of blood toxins, which includes at least one roller pump that is designed and operated to generate a rapidly varying pressure profile of fluid within at least a blood circuit of the hemofiltration system.... Fresenius Medical Care Holdings Inc

Amperometric creatinine biosensor with immobilized enzyme-polymer composition and systems using same, and methods

An amperometric biosensor is provided for determination of creatinine in a sample fluid. The biosensor can be an enzyme-polymer composition having at least one redox polymer and a plurality of enzymes immobilized on an electrode surface. Methods of preparing the amperometric biosensor are included. In addition, methods and systems using... Fresenius Medical Care Holdings Inc

Line holder assembly for dialysis system

A line holder assembly may include a molded nest coupled to an anchor pad or base having a flat bottom with sufficient surface area in contact with a table or other surface to secure the line holder assembly in place during use. The nest is designed to extend around a... Fresenius Medical Care Holdings Inc

Organizer anchor assembly for dialysis system

An organizer anchor assembly may include an organizer unit coupled to an anchor base having a flat bottom with sufficient surface area in contact with a table or other surface to secure the organizer assembly in place during use. The organizer unit holds and organizes lines of a medical device,... Fresenius Medical Care Holdings Inc

Estimation of the dry weight of a dialysis patient

In an embodiment, the invention relates to methods, apparatus, computer programs and computer program products for estimating a dry weight of a dialysis patient comprising the steps of determining a first fluid status of the patient between treatment sessions in a first stage, determining a second fluid status of the... Fresenius Medical Care Holdings Inc

System for analyzing vascular refill during short-pulse ultrafiltration in hemodialysis

A method includes: receiving measurements of a blood-related parameter corresponding to a patient undergoing hemodialysis; estimating a value of one or more hemodialysis treatment-related parameters by applying a vascular refill model based on the received measurements of the blood-related parameter, wherein the one or more hemodialysis treatment-related parameters are indicative... Fresenius Medical Care Holdings Inc

Portable dialysis machine

The specification discloses a portable dialysis machine having a detachable controller unit and base unit. The controller unit includes a door having an interior face, a housing with a panel, where the housing and panel define a recessed region configured to receive the interior face of the door, and a... Fresenius Medical Care Holdings Inc

Methods of making medical solutions and related systems

This disclosure relates to making medical solutions. In certain aspects, a method is performed by a data processing apparatus. The method includes introducing liquid into a container that contains a dissolvable solid concentrate in a manner so that a layer of solution above the solid concentrate is maintained at a... Fresenius Medical Care Holdings Inc

Medical fluid cassettes and related systems and methods

This disclosure relates to medical fluid cassettes and related systems and methods. In certain aspects, a medical fluid cassette includes a base having a first region and a second region, a first membrane overlying the first region of the base, and a second membrane overlying the second region of the... Fresenius Medical Care Holdings Inc

Resource-generating dialysis system

A dialysis system (e.g., a hemodialysis (HD) system) can be designed to operate in alternative environments, such as disaster relief settings or underdeveloped regions. The dialysis system can include a solar panel for generating electricity to power the dialysis machine and an atmospheric water generator for extracting water from ambient... Fresenius Medical Care Holdings Inc

Cartridge systems useful in cleaning dialysis solutions

Sorbent cartridge systems useful in regenerating or purifying dialysis solutions are described as well as methods to regenerate or purify spent dialysis solutions. Dialysis systems using the sorbent cartridge system of the present invention are further described.... Fresenius Medical Care Holdings Inc

Electrical sensor for fluids

An electrical sensor for sensing electromagnetic properties of process fluids in a dialysis machine or a similar medical device can include a probe for interfacing with the fluids that is made from electronic fabric materials. The electronic fabric probe can include one or more conductors embedded in a non-conductive fabric... Fresenius Medical Care Holdings Inc

Extracorporeal circuit blood chamber having an integrated deaeration device

A deaeration device includes a vent structure with a porous material capable of swelling when moistened such that the vent structure can inhibit liquid from escaping while allowing for the removal of gases from liquids. The deaeration device is integrated into a blood chamber of an extracorporeal circuit. The blood... Fresenius Medical Care Holdings Inc

System and controlling venous air recovery in a portable dialysis system

The present specification discloses a portable dialysis system comprising a mechanism that allows the user to accurately position an air bubble in a venous line, so that it can be safely removed. When an air bubble is detected, the system automatically runs the blood pump in a direction such that... Fresenius Medical Care Holdings Inc

Modular blood treatment systems, units, and methods

A portable adapter is provided that can include a closure system configured to control the flow of blood and/or dialysate between the adapter and a blood treatment apparatus. Modular systems are also provided that include the portable adapter engaged with various units such as a portable blood processing module, a... Fresenius Medical Care Holdings Inc

Medical fluid sensing and concentration determination using radio frequency energy and a magnetic field

This disclosure relates to medical fluid sensors and related systems and methods. In certain aspects, a method includes using a medical fluid pump of a medical fluid pumping machine, such as a hemodialysis machine, to deliver medical fluid to a first portion of a cartridge that is positioned within a... Fresenius Medical Care Holdings Inc

Remote control of dialysis machines

This disclosure relates to remote control of dialysis machines. In certain aspects, a method includes receiving a request for a network connection from a dialysis machine and establishing the network connection with the dialysis machine. The method also includes receiving, from a client device, a request to access the dialysis... Fresenius Medical Care Holdings Inc

Configuring a user interface of a dialysis machine

In one aspect, a dialysis system includes one or more tubes for transporting fluid to and from a dialysis patient, a display and one or more processors. The one or more processors are configured to determine an identity of a user of the dialysis system. Based on the determined identity... Fresenius Medical Care Holdings Inc

Medical fluid pumping systems and related methods

In one aspect of the invention, a medical fluid pumping system and method of pumping medical fluid are provided. The medical fluid pumping system includes a medical fluid pump chamber. A fluid exchange conduit is fluidly coupled to the medical fluid pump chamber. At least one pump configured to pump... Fresenius Medical Care Holdings Inc

Medical fluid sensing and concentration determination in a fluid cartridge with multiple passageways, using a radio frequency device situated within a magnetic field

This disclosure relates to medical fluid sensors and related systems and methods. In certain aspects, a method includes reading an indicia of a medical fluid cartridge to determine a volume of a fluid passageway of the medical fluid cartridge indicated by the indicia, receiving radio frequency energy generated by excited... Fresenius Medical Care Holdings Inc

Charging systems for devices related to dialysis treatments

In one aspect of the invention, a method of charging a medical device includes receiving radiofrequency signals from a remote machine remote from the medical device via a receiver of the medical device. The method includes converting the radiofrequency signals into electrical energy via a generator of the medical device.... Fresenius Medical Care Holdings Inc

05/11/17 / #20170128653

Activating peripheral devices in a dialysis system

In certain aspects, a method includes determining that one or more alarm criteria of a first alarm condition of a dialysis machine is satisfied, and in response to determining that the one or more alarm criteria of the first alarm condition is satisfied, activating an alarm corresponding to the first... Fresenius Medical Care Holdings Inc

05/11/17 / #20170128655

Dialysis medical system with a portable control unit

This disclosure relates to detecting fluid in medical tubing. In certain aspects, a method is performed by a data processing apparatus. The method includes controlling repetitive activation of the ultrasonic transmitter. The method also includes receiving a signal from the ultrasonic receiver during an activation of the ultrasonic transmitter. The... Fresenius Medical Care Holdings Inc

05/04/17 / #20170119258

Method and apparatus of assessment of access flow in hemodialysis patients by video imaging processing

Systems and methods are provided for assessing patient blood flow using video image processing. According to one aspect, a method of analyzing at least one blood flow characteristic of a patient includes capturing a video including a plurality of frames of an arterio-venous (AV) fistula on the patient; amplifying motion... Fresenius Medical Care Holdings Inc

04/27/17 / #20170112992

Peritoneal dialysis systems and related devices and methods

A peritoneal dialysis system includes a base peritoneal dialysis system and a peritoneal dialysis fluid exchange system that operates independently of the base system. The base system includes a first cassette including a first patient line configured to be connected to a patient, and a PD cycler. The PD cycler... Fresenius Medical Care Holdings Inc

04/27/17 / #20170112994

System and monitoring blood leaks during hemodialysis therapy employing wireless communication

According to at least one example embodiment, a system of monitoring blood leaks during hemodialysis therapy includes a wetness sensing device and a hemodialysis machine. The wetness sensing device is configured to transmit information wirelessly, the information being indicative of an absence of a liquid or a presence of a... Fresenius Medical Care Holdings Inc

04/27/17 / #20170115178

Medical fluid cassette leak detection methods and devices

A method is provided for detecting leaks in a disposable medical fluid cassette that includes a base and a flexible membrane attached to the base in such a way that the base and the flexible membrane cooperate to at least partially form a fluid passageway. The method includes applying a... Fresenius Medical Care Holdings Inc

04/27/17 / #20170117931

Wireless communication for a dialysis system

A dialysis system comprising: a dialysis machine; a communication module for allowing the dialysis system to communicate using a wireless protocol; an antenna coupled to the communication module, the antenna for transmitting and receiving wireless signals according to the wireless protocol; and an intravenous (IV) pole configured to: support one... Fresenius Medical Care Holdings Inc

04/20/17 / #20170106151

Medical wetness sensing devices and related systems and methods

A medical wetness sensing device includes a cover, a first and second electrically conductive portions housed in the cover, an electrically insulative portion housed in the cover, and a compressible portion. The cover defines an outer surface. The first and second electrically conductive portions are exposed along an inner surface... Fresenius Medical Care Holdings Inc

03/30/17 / #20170087290

Short-range wireless communication for a dialysis system

A dialysis system comprising: a dialysis machine; a communication module configured to communicate using a short-range wireless technology protocol; data storage configured to store data corresponding to identities of one or more short-range wireless devices; and a processor configured to: identify presence of a short-range wireless device; and cause the... Fresenius Medical Care Holdings Inc

03/30/17 / #20170092227

Automated display dimness control for a medical device

A medical device, such as a peritoneal dialysis machine, includes a sensor for sensing motion and/or user proximity in the vicinity of the medical device for the purpose of automated dimming a display of the medical device. In the event of a lack of user-activity on a machine interface and... Fresenius Medical Care Holdings Inc

03/16/17 / #20170072124

Detecting a heater bag

In one aspect, a peritoneal dialysis (PD) machine can be used to detect a heater bag filled with dialysate. The PD machine has a heater tray that includes a temperature sensor and also has a processor that determines a status of the heater bag based on data received from the... Fresenius Medical Care Holdings Inc

03/09/17 / #20170065757

Voice interface for a dialysis machine

A dialysis machine (e.g., a peritoneal dialysis (PD) machine) can include a microphone and a component that provide voice recognition capabilities to the machine. For example, in some implementations, the component is configured to identify and/or authenticate voice commands that are issued by a user. The voice command may cause... Fresenius Medical Care Holdings Inc

03/02/17 / #20170056576

Plasma generation with dialysis systems

Embodiments for a blood plasma and red blood cell generation device are disclosed. The device may operate as an alternative modality of the dialysis machine, as part of the dialysis machine and/or as an add-on module. The fluid handling components of the plasma generation system may be integrated with a... Fresenius Medical Care Holdings Inc

02/16/17 / #20170043079

Systems and methods for delivery of peritoneal dialysis (pd) solutions with integrated inter-chamber diffuser

The invention provides, in some aspects, a container system for medical solutions such as peritoneal dialysis (PD) solutions. The invention particularly features a system which includes a first compartment that contains a first medical solution, e.g., a PD osmotic agent, and a second compartment that contains a second medical solution,... Fresenius Medical Care Holdings Inc

02/16/17 / #20170045947

Touchless interface for a medical treatment system

A dialysis machine comprising: one or more processing units configured to transmit control data; a pump configured to pump medical fluid to and from a patient based at least in part on control data received from the processing unit; an electronic panel comprising: a display surface, and at least one... Fresenius Medical Care Holdings Inc

01/26/17 / #20170021075

Mid-dilution hemodiafiltration with multi-line dialysate supply

A hemodiafiltration system in accordance with an embodiment of the described system at least two dialyzers for hemodiafiltration, at least one dialysate supply, a sterility filter for generating a sterile substitution fluid, and a control unit which controls fluid (e.g., dialysate, substitution fluid, and blood) inputs and outputs to and... Fresenius Medical Care Holdings Inc

01/26/17 / #20170021085

Priming dialysis systems

The application is directed to an extracorporeal blood processing system capable of using dialysate to prime the system. A plastic molded compact manifold supports molded blood and dialysate fluidic pathways along with relevant sensors, valves and pumps. The compact manifold is also disposable in one embodiment and can be detachably... Fresenius Medical Care Holdings Inc

01/26/17 / #20170021088

Manifold diaphragms

The specification discloses a portable dialysis machine having a detachable controller unit and base unit. The controller unit includes a door having an interior face, a housing with a panel, where the housing and panel define a recessed region configured to receive the interior face of the door, and a... Fresenius Medical Care Holdings Inc

01/26/17 / #20170021306

Manifolds for use in conducting dialysis

The present application discloses novel systems for conducting the filtration of blood using manifolds. The manifolds integrate various sensors and have fluid pathways formed therein to direct fluids from various sources through the requisite blood filtration or ultrafiltration system steps.... Fresenius Medical Care Holdings Inc

01/26/17 / #20170023953

Smart actuator for valve

A system and method of monitoring and controlling the open and close states of a manifold diaphragm type valve includes using an actuator mechanism with feedback control. A pressure transducer and/or force gauge located on the contact end of the actuator mechanism monitors the pressure and/or force applied to the... Fresenius Medical Care Holdings Inc

01/19/17 / #20170014613

Blood line sets with deformable blood lines

A tubing set includes a rigid medical fluid chamber, medical fluid tubing, and a cuff. The rigid medical fluid chamber includes a housing and a tubular fitting extending from the housing. The medical fluid tubing is connected to the tubular fitting such that the medical fluid tubing is in fluid... Fresenius Medical Care Holdings Inc

01/12/17 / #20170007756

Disposable apparatus and kit for conducting dialysis

An extracorporeal blood processing system comprises a plastic molded compact manifold that supports a plurality of molded blood and dialysate fluidic pathways along with a plurality of relevant sensors, valves and pumps. A disposable dialyzer is connected to the molded manifold to complete the blood circuit of the system. The... Fresenius Medical Care Holdings Inc

01/12/17 / #20170011175

Social virtual dialysis clinic

A social virtual dialysis clinic is provided that simulates social community aspects of a clinic group environment for patients undergoing a medical treatment away from a clinic. The described social virtual dialysis clinic system provides for integrated display devices for medical treatment information functionality, such as for dialysis treatment, with... Fresenius Medical Care Holdings Inc








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