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6945926 Muscle energy converter  
A muscle energy converter for a patient. The converter includes a casing having a fluid port. The converter includes a bellows mechanism disposed in the casing adapted to contain fluid. The...
6945998 Corporal implantation device for assisting blood and heart ventricular circulation  
A dual pusher-plate blood pump implanted into the body with either mechanical or biological valves (17) for unidirectional blood circulation through a circulation variable chamber (blood chamber)...
6942611 Paracardiac blood pump  
The paracardiac blood pump is destined for protruding through the cardiac wall into the heart with a portion of its housing (10) and for suctioning blood from the heart. The blood is pumped into...
6926662 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...
6918870 Assist device for the failing heart  
A heart actuator device for use in heart assist apparatus, which device includes a paddle-like main body. The main body has a heart compressing wall, which in use is adapted to be affixed to at...
6908424 Stress reduction apparatus and method  
The device and method for reducing heart wall stress. The device can be one which reduces wall stress throughout the cardiac cycle or only a portion of the cardiac cycle. The device can be...
6905456 Intermittent compression device  
A device for intermittent compression of human extremities such as, for instance, the region of the calves, to assist the return of body fluid in the direction of the heart. The device comprises a...
6902522 Cardiac disease treatment and device  
A device for treating cardiac disease of a heart having an upper portion and a lower portion divided by an A–V groove, the device including a jacket adapted to be secured to the heart, and a...
6887192 Heart support to prevent ventricular remodeling  
This is a support device that prevents, reduces, and delays remodeling of diseased cardiac tissue, and also decreases the impact of such remodeling on collateral tissue is disclosed. The invention...
6884210 Blood pump  
It is an object of the present invention to realize a small and light blood pump that can control thrombosis and moreover, endure a prolonged use. A blood pump comprising an impeller, a casing...
6881185 Delivery of cardiac constraint jacket  
A cardiac constraint jacket is formed of flexible material defining a volume between an open upper end and a lower end. The jacket is dimensioned for an apex of a patient's heart to be inserted...
6876887 Cardio therapeutic heart sack  
This invention relates to implantable heart sack that can be equipped with pacemaker leads and/or defibrillation leads for the treatment of cardiomyopathy, hypertrophic cardiomyopathy,...
6866625 Rotary blood pump and control system therefor  
A pump assembly and estimation and control system therefor, the pump adapted for continuous flow pumping of blood. In a particular form, the pump is a centrifugal pump wherein the impeller is...
6846296 Apparatus and method for detachably securing a device to a natural heart  
Methods and apparatus are disclosed for attaching cardiac devices onto a natural heart by employing arrays of gripping elements, such as hooks or barbs. The gripping elements are designed to...
6832982 Method of treating a living organism to achieve a heart load reduction, and apparatus for carrying out the method  
An apparatus and method for treating a mammal or other living organism having a heart and a peripheral vascular system to achieve a heart load reduction, said organism having a pulse rate and a...
6827682 Implantable device for utilization of the hydraulic energy of the heart  
A device, potentially implantable in a living organism, intended to utilize at least a part of the hydraulic energy generated by the heart (10)—the primary unit—at the natural phases of work when...
6817971 Cardiopulmonary life support system  
A cardiopulmonary life support system is disclosed. The life support system comprises a housing defined by a top side, a bottom side, and an inner periphery. First and second tubes are adjacent to...
6808483 Implantable heart assist devices and methods  
Heart support and assist devices for supporting and assisting the pumping action of the heart. Various embodiments include mesh support devices, devices using straps, spiral-shaped devices,...
6808482 Blood pump device and method of producing  
A blood pump device comprises a blood pump having blood transport ports, cannulae connected to the ports, and a coating material covering the junction between the inner surfaces of the ports and...
6808488 External stress reduction device and 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...
6802806 Apparatus for use with an inflow cannula of ventricular assist device  
An apparatus (10) for use with an inflow cannula (12) of a ventricular assist device (VAD) (14). The cannula (12) has a first part (30) for connecting with a ventricle (22) of a heart (24) and a...
6776754 Method for closing off lower portion of heart ventricle  
A cardiac insert or implant is deployed in a patient's heart so as to reduce ventricular volume, thereby improving cardiac function. The insert or implant may be a compressive device such as a...
6755779 Apparatus and method for delivery of cardiac constraint jacket  
A cardiac constraint jacket is formed of flexible material defining a volume between an open upper end and a lower end. The jacket is dimensioned for an apex of a patient's heart to be inserted...
6732501 Ventricular connector  
A ventricular apex connector for quick connection and disconnection of an inflow tube of a ventricular assist device, comprising a sewing ring, a cylindrical ring, gripping pins, a spring ring and...
6723038 Methods and devices for improving mitral valve function  
Devices and related methods for treating heart conditions, including, for example, dilatation, valve incompetencies, including mitral valve leakage, and other heart failure conditions, may operate...
6719791 Device for the axial transport of fluid media  
The invention provides a device for the axial delivery of fluidal mediums, which outer diameter is not or only insignificantly larger than the diameter of the fluid carrying pipe, which reduces to...
6716157 Magnetic suspension blood pump  
An implantable magnetic suspension blood pump having a rotor magnetically suspended and having blood flow gaps at the axial ends of the rotor so that blood in the gaps is washed out by flow in a...
6709383 Device for driving blood pumps  
A blood pump driving device which is capable of making a blood pump 10 free from an unbalance between loads when sucking and discharging, respectively and which makes it possible to eliminate a...
6709382 Cardiac assist method and apparatus  
An apparatus and method for augmenting cardio function. Dimensional characteristics of the heart are modified cyclically by engaging a member between at least two points on the myocardium of the...
6695761 Apparatus for assisting a heart  
An implantable apparatus for treating a heart of a living organism which contains a device for withdrawing blood from the heart, for imparting helical flow to the blood, for recording at least one...
6685620 Ventricular infarct assist device and methods for using it  
This relates to surgical devices and methods of using them. In particular, the devices are used to support and to reform myocardial tissue in the region of and across an infarct. The devices...
6666861 Atrial appendage remodeling device and method  
The invention describes a method of treating a patient's left atrial appendage through the pericardial space. The process takes place through the pericardial space from an access point outside the...
6652447 Method of controlling an implantable pump system  
A controller module for an implantable pump system which has a pump motor includes a processor, a motor controller electrically coupled to the processor and adapted to power the pump motor such...
6641612 Ambulatory blood pump  
A blood pump intended to be carried by a freely moving patient uses perpendicular magnetic and electrical fields to propel blood. A rod mounted coaxially inside a tube has electrodes in blood...
6626821 Flow-balanced cardiac wrap  
A flow-balanced cardiac wrap that assists the right and left ventricles of an affected heart to differing, and adjustable degrees is provided. The wrap generally applies an assist to the left...
6622730 Device for marking and aligning positions on the heart  
According to the present invention, an alignment device for marking and aligning selected positions on a heart's surface is provided. The device includes a handle assembly having upper and lower...
6620095 Cradle-assisted myocardial repair and treatment  
A cradle apparatus for myocardial repair and treatment includes a cradle having a base end and an open end. A lumen extends to a location which is at or near the cradle's base end. A plurality of...
6620121 Pulse wave generator for cardiopulmonary bypass and extracorporeal oxygenation apparatus  
The present invention is a cardiopulmonary bypass and extracorporeal oxygenation apparatus that provides a pulsatile blood flow output. The apparatus comprises: a primary pump, which primary pump...
6616596 Cardiac assistance systems having multiple layers of inflatable elements  
A unified, non-blood contacting, implantable heart assist system surrounds the natural heart and provides circumferential contraction in synchrony with the heart's natural contractions. The...
6616598 Docking station for a transportable device  
A mounting device for securing transport patient connected equipment, specifically an intra-aortic balloon pump (IABP), in the typically crowded medical transport vehicle. An engagement stud on...
6604529 External electromagnetic system for assisting systolic and diastolic ventricular function, and method therefor  
A method of aiding the compression and relaxation of a heart chamber using ferromagnetic and diamagnetic pellets inserted into the anterior and posterior walls of the chamber is provided. The...
6605032 Implantable pump system  
A controller module for an implantable pump system which has a pump motor includes a processor, a motor controller electrically coupled to the processor and adapted to power the pump motor such...
6602182 Cardiac assistance systems having multiple fluid plenums  
A unified, non-blood contacting, implantable heart assist system surrounds the natural heart and provides circumferential contraction in synchrony with the heart's natural contractions. The...
6592619 Heart wall actuation device for the natural heart  
An actuation system for assisting the operation of the natural heart comprises a framework for interfacing with a natural heart, through the wall of the heart, which includes an internal framework...
6592620 Power system for an implantable heart pump  
A power system for an implantable heart pump is provided. The system includes two batteries, a microprocessor controller, two motor drivers, a multiplexer, two stators and a TET coil. During...
6585635 Method and system for pericardial modification  
The invention adapts the pericardium for use as a pump bladder having a pump cavity formed by at least a portion of the pericardial space between the parietal pericardium and the visceral...
6572534 System and method for implanting a cardiac wrap  
A system and method for implanting a wrap on a patient's heart or other organ provides a wrap having finger-engagement members typically defining loops that encompass all or a substantial portion...
6572529 Intrapericardial assist method  
A surgical method for assisting cardiac function utilizes a balloon initially in a collapsed configuration. The balloon is inserted into an intrapericardial space about a patient's heart and is...
6569079 Ventricular assist device, accessory therefore and method of use  
A device comprises a bag with associated actuator means which can be selectively activated to permit the expansion of the bag and its consequent filing with a body of blood which flows towards the...
6567699 Defibrillating cardiac constraint  
A device for treating cardiac disease of a heart includes a jacket of flexible material defining a volume between an open upper end and a lower end. The jacket is dimensioned for an apex of the...