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8649853 Cardiac function monitor using information indicative of lead motion  
Systems and methods to monitor cardiac function using information indicative of lead motion are described. In an example, a system including an implantable medical device can include a receiver...
8641594 Intravascular ventricular assist device  
One aspect of an intravascular ventricular assist device is an implantable blood pump where the pump includes a housing defining a bore having an axis, one or more rotors disposed within the bore,...
8636639 Signal transmitting and lesion excluding heart implants for pacing, defibrillating, and/or sensing of heart beat  
Devices, systems, and methods for treating a heart of a patient may make use of structures which limit a size of a chamber of the heart, such as by deploying a tensile member to bring a wall of...
8636642 In vivo device for assisting and improving diastolic ventricular function  
The present invention is primarily directed towards an anatomically-compatible and physiologically-compatible in vivo device for improving diastolic function of either the left or right ventricle...
8636638 Heart pump controller  
A controller for a heart pump, the controller including a processing system for determining movement of an impeller within a cavity in a first axial direction, the cavity including at least one...
8628460 Hard-wired implanted controller system  
A circulatory assist system is disclosed, the system including an implantable electrical device having an electric motor, an implantable controller connected to the implantable electrical device,...
8628459 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Axial flow-pump with multi-grooved rotor
 
An axial-flow blood pump for pumping blood includes a substantially cylindrical outer enclosure. A tubular housing concentric with and located within the outer enclosure has at one end an inlet...
8622884 Endoventicular device for the treatment and correction of cardiomyopathies  
An endocardial heart function intervention device that optimizes the cardiac geometry in patients with heart failure. The device comprises one or more elastic elements sutured in place within a...
8622949 Method and system for closed chest blood flow support  
A method of providing a pumping system for assisting a human patient's heart and providing a blood pump to be disposed outside the patient's body is disclosed. The blood pump has an inlet and an...
8620447 Transcutaneous energy transfer coil with integrated radio frequency antenna  
Improved methods and devices for communicating via radio frequency (RF) in transcutaneous energy transfer (TET) systems is provided. In particular, an improved implantable coil for use in a...
8617239 Catheter pump  
The invention refers to a catheter pump to be positioned in the ascending aorta (11) near the aortic valve (10) of a human being, comprising an elongated sleeve 6 with a drive cable (5) extending...
8613696 Non-invasive diagnostics for ventricle assist device  
A circulatory assist system has a pump with a motor coupled to rotate the pump at a selectable speed. A controller drives the motor at a target speed and collects blood flow measurements during...
8608636 Ventricular assist device cannula and ventricular assist device including the same  
Provided is a ventricular assist device cannula, and more particularly, a ventricular assist device cannula with electrodes. An exemplary embodiment of the present invention provides a ventricular...
8597170 Catheter pump  
A heart pump and a catheter assembly therefor are provided that include a flexible catheter body having a proximal end and a distal end, the catheter body having a plurality of lumens...
8591393 Catheter pump  
A heart pump is provided that comprises an elongate catheter body, an impeller disposed at the distal end of the elongate catheter body, and one or more bearings positioned between the catheter...
8585571 Portable controller with integral power source for mechanical circulation support systems  
A portable external device for a mechanical circulation support system includes first and second power sources, e.g. batteries and control electronics for redundant uninterrupted operation of an...
8579792 Suprapatellar external counterpulsation apparatus  
An external counterpulsation apparatus has an efficient cuff and bladder system. Embodiments of this system generally allow effective treatment at lower pressures and a reduced total body surface...
8579789 Endovascular ventricular assist device, using the mathematical objective and principle of superposition  
This embodiment suggests new approach for Endovascular Ventricular Assist Device, using the mathematical objective & principle of superposition allow design and calculation of the body response to...
8579791 Ventricular assist device and related methods  
A method and system are provided for percutaneously gaining access to oxygenated bood with an anastomosis device and pumping such oxygenated blood to other arterial regions of the vascular system....
8579790 Apical ring for ventricular assist device  
An apical ring for coupling a conduit of a ventricular assist device to a heart has an annular disk with a central aperture for receiving the conduit. A collar is axially aligned with the central...
8579798 External cardiac stress reduction method  
An external heart wall stress reduction apparatus is provided to create a heart wall shape change. The device is generally disposed to the exterior of a heart chamber to reshape the chamber into a...
8579788 Auto-regulated R-wave synchronized intraventricular balloon pump heart assist device  
Embodiments of the disclosed technology comprise an intraventricular balloon pump to help a dilated heart or ventricle push forward the stagnant stroke volume to the systemic circulation. The...
8577461 Devices and methods for absorbing, transferring and delivering heart energy  
A device for altering cardiac performance includes an energy absorbing element which absorbs cardiac pumping energy from at least a portion of the heart. The energy may be delivered to another...
8568288 Slide device, mechanical seal, rotary device, pump and auxiliary artificial heart system  
Provided is a slide device which can reduce a frictional force more than a conventional slide device when used in an aqueous liquid containing a blood component. In a slide device which includes:...
8568289 Apparatus and method for monitoring and controlling extracorporeal blood flow relative to patient fluid status  
A system and method for controlling extracorporeal blood flow in a patient. The system includes a blood pump having a rotor, a plurality of rollers carried by the rotor and a pump chamber extended...
8562507 Prevention of aortic valve fusion  
Materials and methods related to blood pump systems are described. These can be used in patients to, for example, monitor arterial pressure, measure blood flow, maintain left ventricular pressure...
8562508 Mobility-enhancing blood pump system  
A blood pump system includes a first implantable housing, an implantable blood pump independent from the first implantable housing, and a percutaneous extension. The first implantable housing...
8562509 Ventricular assist device  
A ventricular assist device includes an intravascular blood pump and a collapsible frame. The collapsible frame receives the blood pump therein and is movable between a collapsed state and an...
8556795 Portable controller with integral power source for mechanical circulation support systems  
A portable external device for a mechanical circulation support system includes first and second power sources, e.g. batteries and control electronics for redundant uninterrupted operation of an...
8550974 Sub-miniature electromechanical medical implants with integrated hermetic feedthroughs  
Highly miniaturized electromechanical medical implants for certain applications cannot be fit into the available anatomic space unless their diameter can be made small enough. With devices such as...
8550976 Implantable driver with non-invasive transmural powering device for cardiac assist and combined assist and support devices  
The present invention an implantable, sub-cutaneous, bellows-like device with one plate proximal (or superficial) to the skin surface and the other plate distal (or deep) to the skin surface...
8552608 Modular magneto mechanical device  
An electromechanical device has a rotor, a stator, and a module that at least partially houses the rotor. During normal operation of the electromechanical device, the stator is positioned external...
8550973 Percutaneous right ventricular assist apparatus and method  
A system for assisting the right heart of a patient includes a PA cannula adapted for insertion into a PA of a patient through the right internal jugular vein of the patient. The system includes a...
8550975 Heart assist apparatus  
The apparatus for implantation into a human heart comprises a pump (1) having an electrical motor (12), an inlet (9) for blood to be located in a first chamber of the heart; an outlet (10) for...
8545379 Cannula for heart chamber implantation and related systems and methods  
A cannula for implantation into a chamber of a heart includes an elongate body having a lumen extending along a longitudinal axis, a first end, and a second end. The first and second ends define...
8545380 Intravascular blood pump and catheter  
An intravascular system for pumping blood from a chamber of a heart and through an associated blood vessel coupled in fluid communication therewith. The system includes a pump device configured to...
8545381 Auxiliary artificial heart pump drive device and auxiliary artificial heart system  
An auxiliary artificial heart pump drive device for driving an auxiliary artificial heart pump includes first and second pump control parts which are arranged in duplexed configuration. Each pump...
8540615 Left and right side heart support  
A cannulation system for cardiac support uses an inner cannula disposed within an outer cannula. The outer cannula includes a fluid inlet for placement within the right atrium of a heart. The...
8540617 Extracorporeal pumping methods  
An extracorporeal pumping method includes receiving an inlet fluid into a compressible-expandable bladder sealably mounted within a housing and moving an actuating member mounted within a fluid...
8540616 Ventricular assist device and related methods  
A method and system are provided for percutaneously gaining access to oxygenated blood with one or more anastomosis devices and pumping such oxygenated blood directly to the aorta adjacent to the...
8535212 Centrifugal blood pumps with reverse flow washout  
Blood pumps used as heart assist devices are commonly powered by an external battery and control system. If the external power is interrupted, such as by damaging an external cable, patients will...
8535211 Blood pump with expandable cannula  
A blood pump includes an impeller having a plurality of foldable blades and a cannula having a proximal portion with a fixed diameter, and a distal portion with an expandable diameter. The...
8535213 Ventricular assist device  
A ventricular assist device includes a case, a pair of blood bags and a squeezing unit. The blood bags are installed inside the case. Each of the blood bags includes an inlet port connected to a...
8523757 Arterial device, system and method for removing embolic debris  
An arterial device, system and method are provided for use with a patient undergoing a cardiac procedure. The system is configured for enabling one or more arterial devices to be accommodated in...
8523755 Ventricular function assisting devices and methods of use thereof  
Devices and methods are provided for assisting in the ventricular function of a treated heart, and tools for delivering and attaching elements of said devices to the wall of the heart. In general...
8523756 Cardiac compression system  
The present direct cardiac compression (DCC) design, termed Cardiac Resynchronization Compression Sac System (CRCSS), combines the mechanical and electrical characteristics associated with DCC and...
8517963 Electro active compression bandage  
The proposed device includes two segments adapted to enclose a body part in a form-fitting manner. Each segment contains an electroactive-material-based actuator, which is adapted to receive an...
8506470 Sensorless flow estimation for implanted ventricle assist device  
A method of estimating the blood flow rate of a heart ventricle assist device which is positioned externally of, or implanted in, a patient. The assist device comprises a blood pump having a...
8506474 Method and device for treating dysfunctional cardiac tissue  
Various methods and devices are provided for reducing the volume of the ventricles of the heart. In one embodiment, a method for reducing the ventricular volume of a heart chamber is provided...
8506471 Generating artificial pulse  
In order to produce a pulsatile blood flow pattern that includes time periods of relatively high blood flow rates and time periods of relatively low blood flow rates, the operating speed of a...