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Abiomed Inc patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "A" | Abiomed Inc-related inventors


Cannula having nitinol reinforced inflow region

An intravascular heart pump assembly can include a rotor with at least one impeller blade, and a cannula. The present application describes various cannulas that can be manufactured from multiple layers of material to improve flexibility, manufacturability, and durability without increasing an outer diameter of the cannula. ... Abiomed Inc

Catheter system and intravascular blood pump having said catheter system

A catheter (20), which can be part of an intravascular blood pump, possesses a kink sensor which extends over the total length of the catheter and comprises an optical fiber (28a). The optical fiber is attached to an evaluation device (100) which evaluates a preset light quantity transmitted through the optical fiber as to whether a part of the light quantity is coupled out of the optical fiber along the length of the optical fiber. ... Abiomed Inc

Blood pump

A blood pump comprises a pump casing having a blood flow inlet and a blood flow outlet, and an impeller arranged in said pump casing and rotatably supported in the pump casing by a bearing so as to be rotatable about an axis of rotation. The impeller has blades for conveying blood from the blood flow inlet to the blood flow outlet. ... Abiomed Inc

Counterpulsation device driver apparatus, method and system

A method of operating a counterpulsation device (cpd) in a human or animal subject is disclosed, the method including: receiving a heart beat signal indicative of the heart beat of the subject; providing counterpulsation therapy by controlling the pressure supplied to a cpd drive line in pneumatic communication with the cpd to cause the cpd to alternately fill with blood and eject blood with a timing that is determined at least in part based on the heart beat signal; while providing counterpulsation therapy, receiving a cpd drive line pressure signal indicative of the pressure in the cpd drive line; and adjusting the pressure supplied to the drive line based at least in part on the drive line pressure signal.. . ... Abiomed Inc

Intracardiac pumping device

The invention relates to an intercardiac pump device comprising a pump (11) whose distal end (13) is connected to a cannula (15) which is provided with a suction head (16) for sucking blood. Said strainer is provided with a non-sucking extension (20) for stabilising the position of said pump device in the heart and mechanically prolonging the cannula (15) without deteriorating hydraulic conditions. ... Abiomed Inc

Heart pump with passive purge system

A heart pump assembly includes an elongate catheter with a proximal portion and a distal portion, a rotor at the distal portion of the elongate catheter, a driveshaft, and a bearing. The rotor can include an impeller blade shaped to induce fluid flow in a first axial direction. ... Abiomed Inc

Overmold technique for peel-away introducer design

A method for manufacturing a medical introducer includes placing an introducer sheath onto a mandrel, and overmolding an introducer hub onto a proximal end of the introducer sheath. The introducer sheath has one or more score lines formed on an inner surface and the mandrel has a number of surface protrusions so that when the introducer sheath is positioned on the mandrel, each of the surface protrusions contacts one of the score lines formed on the introducer sheath. ... Abiomed Inc

Loading guide lumen

An apparatus is disclosed including: an intracardiac pump device having a path for a guidewire extending through the pump device from a first opening to a second opening; and a lumen which extends from a first end located outside of the pump device, into the pump device through the first opening in the pump device, along the path for the guidewire, out of the pump device through the second opening, and to a second end located outside of the pump device. The lumen is configured to receive the guidewire such that when the guidewire passes through the lumen from the first end to the second end, the guidewire is positioned along the path.. ... Abiomed Inc

Guidewire for cannula placement

A guidewire for backloading and inserting a percutaneous pump affixed to a cannula includes a proximal section made of a first material, with a first diameter, a rounded proximal end, and a distal end. The guidewire also includes a distal section made of a second material, with a second diameter which is greater than the first diameter, a distal end, and a proximal end abutting the distal end of the proximal section. ... Abiomed Inc

Cannula assembly

Cannula assemblies and methods of manufacturing cannula assemblies are provided. The cannula assembly includes a cannula and a pigtail extension coupled to the cannula. ... Abiomed Inc

Anatomic fit of a percutaneous vad for right heart support

An apparatus is disclosed including: a cannula having a shape closely matched to the anatomy of the right ventricle of the human heart, where the cannula has an outflow port configured to be located proximal the pulmonary artery and an inflow port located proximal the inferior vena cava. In some embodiments, the cannula is a close fit to the anatomy of at least 90%, 95%, or more of the population.. ... Abiomed Inc

Anti-suction blood pump inlet

A heart pump assembly includes an impeller blade coupled to a rotor or a drive shaft, a cannula, a distal projection coupled to a distal end of the cannula and a blood inlet having a plurality of apertures. The plurality of apertures are radially oriented and disposed about a circumference of the cannula. ... Abiomed Inc

Blood pump

A blood pump (1) comprises a pump casing (2) having a blood flow inlet (5) and a blood flow outlet (6) connected by a passage (7), and an impeller (3) arranged in said pump casing (2) so as to be rotatable about an axis of rotation (9). The impeller (3) is provided with blades (4) sized and shaped for conveying blood along the passage (7) from the blood flow inlet (5) to the blood flow outlet (6), and is rotatably supported in the pump casing (2) by a first bearing (10) at a first axial end of the impeller (3) and a second bearing (20) axially spaced apart from the first bearing (10). ... Abiomed Inc

Blood pump housing component

Blood pump assemblies and methods of manufacturing and operating blood pump assemblies are provided. The blood pump assembly includes a pump and an impeller blade rotatably coupled to the pump. ... Abiomed Inc

02/22/18 / #20180050140

Blood pump

A blood pump (1) comprises a pump casing (2) having a blood flow inlet (5) and a blood flow outlet (6) connected by a passage (7), and an impeller (3) arranged in said pump casing (2) so as to be rotatable about an axis of rotation (9). The impeller (3) is provided with blades (4) sized and shaped for conveying blood along the passage (7) from the blood flow inlet (5) to the blood flow outlet (6), the impeller (3) being rotatably supported in the pump casing (2) by at least one contact-type bearing (20) comprising a bearing surface of the impeller (3) facing a bearing surface of the pump casing (2). ... Abiomed Inc

02/22/18 / #20180050139

Blood pump

A blood pump (1) comprises a pump casing (2) having a blood flow inlet (5) and a blood flow outlet (6) connected by a passage (7), and an impeller (3) arranged in said pump casing (2) so as to be rotatable about an axis of rotation (9). The impeller (2) is provided with blades (4) sized and shaped for conveying blood along the passage (7) from the blood flow inlet (5) to the blood flow outlet (6), the impeller (3) being rotatably supported in the pump casing (2) by at least one bearing (10, 20). ... Abiomed Inc

01/04/18 / #20180001062

Introducer sheath

An introducer sheath (10) comprises a tubular body (11) with a distal portion (12) and a proximal portion (13), the proximal portion (13) being configured to be inserted into the patient's body. Introducer sheath can be separated along its length in a longitudinal direction. ... Abiomed Inc

01/04/18 / #20180001003

Introducer set

An introducer set (1) for providing vascular access in a patient's body comprises an introducer sheath (10) and a dilator (20). The introducer sheath (10) has a tubular body (11) made of flexible material with a distal portion (12), a proximal portion (13) and an inner surface, the proximal portion (13) being configured to be inserted into a patients vessel to allow a medical device (100) to be inserted through the introducer sheath (10) into the patient's vessel. ... Abiomed Inc

12/07/17 / #20170348470

Blood pump assembly having a sensor and a sensor shield

A blood pump assembly can include various components such as a housing and a sensor configured to detect one or more characteristics of the blood. In some embodiments, the sensor can be coupled to the housing and can include a sensor membrane configured to deflect in response to a change in a blood parameter (e.g., pressure). ... Abiomed Inc

11/30/17 / #20170340787

Catheter of a heart pump shaped for anatomic fit

A heart pump assembly, also referred to as catheter assembly, having a desired anatomical shape is provided. The catheter assembly can include a catheter and a cannula having a bend between a proximal portion and a distal portion. ... Abiomed Inc

11/23/17 / #20170333607

Corkscrew shape for right-sided cardiac device

A catheter includes a catheter body, a pump assembly and a cannula. The pump assembly can be disposed at a distal end of the catheter body and has a distal portion. ... Abiomed Inc

10/12/17 / #20170290964

Magnetic fixation apparatus for percutaneous catheter

A catheter apparatus can include a first magnet coupled to a catheter and a second magnet configured to couple to a patient's skin. When the catheter and the first magnet are positioned within a patient's body, the second magnet can exert a magnetic force on the first magnet that stabilizes the catheter relative to the second magnet. ... Abiomed Inc

08/24/17 / #20170238965

Introducer sheath having a multi-layer hub

An introducer assembly includes an elongate sheath sized for insertion into a blood vessel of a patient and a hub. The hub can be coupled to a proximal portion of the sheath and can include a first hub portion and a second hub portion. ... Abiomed Inc

08/17/17 / #20170232167

Catheter system and intravascular blood pump having said catheter system

A catheter (20), which can be part of an intravascular blood pump, possesses a kink sensor which extends over the total length of the catheter and comprises an optical fiber (28a). The optical fiber is attached to an evaluation device (100) which evaluates a preset light quantity transmitted through the optical fiber as to whether a part of the light quantity is coupled out of the optical fiber along the length of the optical fiber. ... Abiomed Inc

08/03/17 / #20170215918

Thermoform cannula with variable cannula body stiffness

A cannula supporting a percutaneous pump can include a proximal section with a first flexural modulus. The cannula can include one or more distal sections with a flexural modulus that is different than the first flexural modulus. ... Abiomed Inc

05/18/17 / #20170136225

Sheath for sealed access to a vessel

A sheath for producing a fully sealed access to the interior of a vessel of an animal or human body comprises a base sheath having a tubular body defining a pass-through channel. The base sheath is adapted to be inserted into the vessel through a vessel aperture. ... Abiomed Inc

04/27/17 / #20170112987

Counterpulsation device driver apparatus, method and system

A method of operating a counterpulsation device (cpd) in a human or animal subject is disclosed, the method including: receiving a heart beat signal indicative of the heart beat of the subject; providing counterpulsation therapy by controlling the pressure supplied to a cpd drive line in pneumatic communication with the cpd to cause the cpd to alternately fill with blood and eject blood with a timing that is determined at least in part based on the heart beat signal; while providing counterpulsation therapy, receiving a cpd drive line pressure signal indicative of the pressure in the cpd drive line; and adjusting the pressure supplied to the drive line based at least in part on the drive line pressure signal.. . ... Abiomed Inc

03/30/17 / #20170087286

Intravascular blood pump

An intravascular blood pump having a drive section (11), a catheter (14) fastened to the drive section proximally and a pump section (12) fastened to the drive section distally possesses an electric motor (21) whose motor shaft (25) is mounted in the drive section (11) with two radial sliding bearings (27, 31) and an axial sliding bearing (40). During operation, purge fluid is conveyed through the bearing gap of the axial sliding bearing (40) and further through the radial sliding bearing (31) at the distal end of the drive section (11). ... Abiomed Inc

03/23/17 / #20170080199

Hemostatic valve for heart pump introducer

An introducer sheath for percutaneous insertion of a heart pump includes a tubular sheath body having a wall, a proximal end portion, a distal end portion, and an inner lumen. The introducer sheath includes a hemostatic valve disposed in the proximal end portion and forming a liquid tight seal across the inner lumen of the tubular sheath body. ... Abiomed Inc

03/23/17 / #20170080189

Guidewire for cannula placement

A guidewire for backloading and inserting a percutaneous pump affixed to a cannula includes a proximal section made of a first material, with a first diameter, a rounded proximal end, and a distal end. The guidewire also includes a distal section made of a second material, with a second diameter which is greater than the first diameter, a distal end, and a proximal end abutting the distal end of the proximal section. ... Abiomed Inc

03/09/17 / #20170065267

Hemostatic valve for medical device introducer

An introducer for insertion of a medical device into a patient's vasculature includes an elongate introducer body, a hub, and a hemostatic valve. The elongate introducer body includes a longitudinal axis, a proximal region, a distal region, and an inner lumen. ... Abiomed Inc

02/23/17 / #20170049947

Dual lumen sheath for arterial access

A sheath assembly for the insertion of a percutaneous pump includes a tubular sheath body dimensioned for insertion into a blood vessel through a vessel aperture. The tubular sheath body includes a wall having a proximal end portion, a distal end portion, a longitudinal axis, an outer surface, an inner surface defining a first lumen substantially parallel to the longitudinal axis, and a second lumen disposed within the wall between the inner surface and the outer surface and extending from the proximal end portion to the distal end portion. ... Abiomed Inc

02/16/17 / #20170043075

Blood pump housing component

Blood pump assemblies and methods of manufacturing and operating blood pump assemblies are provided. The blood pump assembly includes a pump and an impeller blade rotatably coupled to the pump. ... Abiomed Inc

02/16/17 / #20170043074

Purge-free miniature rotary pump

Methods and systems are provided for the circulation of blood using a purge-free miniature pump. In one embodiment, a pump is provided that may comprise a housing including a rotor and a stator within a drive unit. ... Abiomed Inc








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