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7238151 Permanent heart assist system  
A heart assist system includes an axial-flow blood pump capable of being implanted in the descending thoracic aorta; a pressure-feedback controller connected to the pump, for controlling the pump,...
7235042 Apparatus and method for applying cardiac support device  
A method for applying a cardiac support device to a heart of a mammal includes surgically accessing a heart, providing a cardiac support device including a jacket, and positioning the jacket around...
7229402 Minimally invasive ventricular assist technology and method  
The present invention is a cardiac-assist device and technique used to maintain a patient's cardiac output when normal cardiac output is insufficient. Blood is removed from a selected ventricle...
7217236 Universal pneumatic ventricular assist device  
A pneumatic ventricular assist device (VAD) is disclosed for use in any circulatory support application including RVAD, LAVD, or BIVAD, trans-operative, short-term or long-term, tethered...
7198594 Electrically-controllable multi-fingered resilient heart compression devices  
Soft, multi-fingered resilient robotic fingers for selectively assisting heart ventricles or other organ to produce internal pressure and to pump blood, in synchrony with the systolic contraction...
7198595 Cardiac apparatus including electroactive polymer actuators and methods of using the same  
Cardiac apparatus and methods of using such cardiac apparatus are described. In one embodiment, a cardiac apparatus includes a covering that is configured to at least partially encircle a heart...
7189199 Methods and devices for improving cardiac function in hearts  
Various methods and devices are disclosed for improving cardiac function in hearts having zones of infarcted (akinetic) and aneurysmal (dyskinetic) tissue regions. The methods and devices reduce...
7189260 Ventricular assist system secondary impeller  
In a centrifugal flow blood pump, usable in left ventricular assist applications, blood is pumped from an inlet (16) to an outlet (22) by a primary impeller (18). A portion of the blood that enters...
7186210 In-vivo method and device for improving diastolic function of the left ventricle  
A method and device featuring at least one component providing a potential to kinetic converted elastic, magnetic repulsion, or, an elastic and magnetic repulsion, pushing, pulling, or, pulling and...
7186225 Chest compression apparatus for cardiac arrest  
The invention is an apparatus for increasing intrathoracic pressure for resuscitating cardiac arrest patients. The apparatus comprises a flexible, substantially inelastic belt wrapped around the...
7182727 Single port cardiac support apparatus  
A minimal intrusive cardiac support apparatus is disclosed which requires only one incision into a main blood vessel or heart chamber. The apparatus includes a pair of generally coaxial and...
7175588 Method and system for detecting ventricular collapse  
A pump system includes an implantable pump including a motor having a rotor and a stator. The stator includes a plurality of stator windings, and a motor controller is coupled to the motor to...
7172551 Cyclical pressure coronary assist pump  
An intravascular pump, which may be a left ventricle assist device, comprising a wall defining a pumping chamber, the wall support by struts, the struts attached to or part of an actuation system...
7172550 Adjustable coupling mechanism for the conduit on a ventricular assist device  
A conduit assembly for attachment to a mechanical circulatory device, such as a VAD, and a method of using the same. The conduit assembly includes a conduit having a first rigid, curved conduit and...
7169109 Methods and apparatus for controlling heart assist devices  
An apparatus for a heart assist device, comprising a processing unit for computing the blood flow rate from the arterial pressure curve and for predicting at every heartbeat the closing time of the...
7160242 Blood pump system  
A blood pump system includes a housing having an inlet port and an outlet port, a rotor rotated in the housing for pumping blood, and a motor for rotating the rotor. The blood pump system includes...
7158839 Cardiac harness for treating heart disease  
A system for treating the heart includes a cardiac harness associated with a cardiac rhythm management devise which does not have a lead system. The cardiac harness applies a compressive force on...
7156802 Rotary pump with hydrodynamically suspended impeller  
This invention relates to rotary pumps adapted, but not exclusively, for use as artificial hearts or ventricular assist devices and, in particular, discloses in preferred forms a seal-less...
7156873 Methods for detecting an abnormal condition of a blood pump system  
The present invention provides methods for detecting an abnormal condition of a blood pump system based on the power consumption of the pump actuator. By plotting differentiated power consumption...
7155288 Method and system for myocardial infarction repair  
An implantable system is provided that includes: a cell repopulation source comprising genetic material, undifferentiated and/or differentiated contractile cells, or a combination thereof capable...
7150736 Cerebral perfusion augmentation  
Methods are provided for partial aortic obstruction for cerebral perfusion augmentation in patients suffering from global or focal cerebral ischemia. Alternatively, the methods can be used to...
7144363 Systems for heart treatment  
Described are devices and methods for treating degenerative, congestive heart disease and related valvular dysfunction. Percutaneous and minimally invasive surgical tensioning structures offer...
7144364 Endoscopic arterial pumps for treatment of cardiac insufficiency and venous pumps for right-sided cardiac support  
Methods for using blood pumps to treat heart failure are disclosed. The pump is mounted on an interior of a stent, and the stent is releasably mounted on a distal end of a catheter. The distal end...
7137962 Devices and methods for use in performing transmyocardial coronary bypass  
Devices and methods utilized in performing transmyocardial coronary bypass include retractors used to engage and support myocardial tissue, and mechanisms for supporting coronary vessels so as to...
7128707 Electroactive polymer based artificial sphincters and artificial muscle patches  
Provided are artificial muscle patches, which are adapted to be implanted adjacent a patient's heart, and artificial sphincter cuffs, which are adapted to be implanted around a body lumen, such as...
7125376 Implantable heart assist system and method of applying same  
An extracardiac pumping for supplementing the circulation of blood, including the cardiac output, in a patient without any component thereof being connected to the patient's heart, and methods of...
7122019 Intra-aortic renal drug delivery catheter  
A catheter for delivering a therapeutic or diagnostic agent to a branch blood vessel of a major blood vessel, generally comprising an elongated shaft having at least one lumen in fluid...
7118525 Implantable cardiac assist device  
The present invention relates to therapeutic devices to work in conjunction with a diseased or failing heart to satisfy the hemodynamic needs of a patient. More particularly, the invention relates...
7118356 Fluid pump with a tubular driver body capable of selective axial expansion and contraction  
A fluid pump for pumping fluid. The fluid pump includes a driver having a substantially tubular shaped body defining a body axis and, a number of elements circumferentially spaced around the body....
7108652 Multi-chamber self-regulating ventricular assist device  
A multi-chamber ventricular assist device (VAD) for blood pumping includes a rigid outer housing having an inlet and outlet, a pre-filling chamber disposed within the housing fluidly connected to...
7081084 Modular power system and method for a heart wall actuation system for the natural heart  
An actuation system for assisting the operation of a natural heart is disclosed. The actuation system includes a framework for interfacing with the natural heart and a power system that can be...
7077801 Methods and devices for improving cardiac output  
Methods and devices are provided for improving cardiac output. The methods involve establishing a fluid communication pathway between the left ventricle and another natural or prosthetic structure....
7074177 High-efficiency external counterpulsation apparatus and method for performing the same  
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...
7070555 Intracardiac blood pump  
The blood pump (10) comprises an elongate drive portion (11) and a pump portion (12) lengthening the latter. Between the two portions, flow openings (17) are positioned. According to the invention,...
7066874 Devices and methods for blood flow assistance  
Devices and methods are disclosed for assisting in blood flow from a weakened or injured heart, particularly for pediatric patients. A low profile, multi-chambered implantable mechanism is used to...
7048680 Multilumen catheter for minimizing limb ischemia  
A multilumen catheter that maximizes the blood flow into and out of the patient's vasculature while also providing for passive and/or active perfusion of tissue downstream of where the catheter...
7048681 Method and apparatus for adjusting a length of the inflow conduit on a ventricular assist device  
An inflow conduit system including an inflow conduit having a distal end, a proximal end, and a body portion extending therebetween, and an apical cuff assembly having a sleeve portion and a ring...
7044905 Splint assembly for improving cardiac function in hearts, and method for implanting the splint assembly  
A splint assembly for placement transverse a heart chamber to reduce the heart chamber radius and improve cardiac function has a tension member formed of a braided cable with a covering. A fixed...
7037253 Methods, systems and devices relating to implantable fluid pumps  
An implantable pump system including an external driver. The implantable pump is driven by the external driver during normal operation but may also operate on a-battery. The external driver is used...
7018327 Test apparatus providing pulsatile flow service for test samples  
A test apparatus provides pulsatile flows that replicate the human cardiovascular system for qualifying implantable cardiovascular devices before implantation in a patient. A pump provides flow...
7014605 Pulsatile blood pumping system  
A blood pumping system to support living organisms based on a spherical multi vane and multi chamber pump with an oscillating motion that delivers pulsatile flow. The blood pumping system includes...
7011620 Intravascular blood pump  
An intravascular blood pump designed to be advanced through the blood vessel system of the patient, comprises a housing (15) accommodating an electric motor (12), the proximal end of the housing...
7004924 Methods, systems, and kits for the extracorporeal processing of blood  
Methods, systems, and kits for extracorporeally circulating and processing blood are described. The systems include a pump, a processing unit, and blood drawn return lines for accessing a patient's...
6994666 Non-porous smooth ventricular assist device conduit  
An improved inflow conduit for an implantable ventricular assist device comprising covering the flexible porous tubular graft body of the conduit with an attached non-porous polymer to produce a...
6994093 Ventricular restoration shaping apparatus and method of use  
Apparatuses and methods are provided to reconstruct an enlarged left ventricle of a human heart, using a shaper, having a size and shape substantially equal to the size and shape of an appropriate...
6988982 Heart wall actuation system for the natural heart with shape limiting elements  
An actuation system for assisting the operation of the natural heart includes an actuator element adapted to be positioned proximate a portion of a heart wall. The actuator element is operable for...
6981942 Temporary blood circulation assist device  
An inflatable circulation assist device is disclosed consisting of an inflatable stator housing an impeller with inflatable blades of varying shapes and sizes. The invention is introduced into the...
6976996 Transport pump and organ stabilization apparatus including related methods  
A surgical pump suitable for bodily fluids, normally blood, usable in the course of surgical interventions as an alternative to the traditional CPB (cardio pulmonary bypass) making use of external...
6974409 Catheter pump, catheter and method for supporting organ perfusion  
A catheter pump includes a displacement structure and a catheter. The catheter has an inlet in its distal end portion and an outlet spaced from the distal end portion. The displacement structure...
6973347 Local cardiac motion control using applied electrical signals and mechanical force  
Apparatus (18) for performing a medical procedure on a beating heart (20) includes a mechanical stabilization element (25), a surface (27) of which is adapted to be applied to a segment (24) of the...