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7479102 Minimally invasive transvalvular ventricular assist device  
A tiny electrically powered hydrodynamic blood pump is disclosed which occupies one third of the aortic or pulmonary valve position, and pumps directly from the left ventricle to the aorta or from...
7470246 Centrifugal blood pump apparatus  
A centrifugal blood pump apparatus has a centrifugal pump section including an impeller having a first magnetic material therein and rotating inside the housing to feed a fluid by a centrifugal...
7468029 Progressive biventricular diastolic support device  
A device is proposed to progressively reduce the hemodynamic cardiac symptoms of congestive heart failure as well as those induced by dilated cardiomyopathies. This device affords progressive...
7445593 Device for proactive modulation of cardiac strain patterns  
A direct cardiac assist device which may aid in ventricular recovery. The device proactively modulates cardiac strain pattern to produce a contraction strain pattern that induces beneficial growth...
7445592 Cannulae having reduced flow resistance  
A percutaneous cannula is provided for the exchange of blood within a patient's vasculature. The cannula includes a main cannula portion and a tip portion. The main cannula portion comprises a...
7431688 Rotary blood pump  
Various “contactless” bearing mechanisms including hydrodynamic and magnetic bearings are provided for a rotary pump as alternatives to mechanical contact bearings. In one embodiment, a pump app...
RE40471 AED with force sensor  
A force sensor, for use in combination with an automated electronic defibrillator (AED), includes a first conductive layer. A second conductive layer is spaced apart from the first conductive layer...
7399271 Ventricular partitioning device  
This invention is directed to a partitioning device for separating a patient's heart chamber into a productive portion and a non-productive portion. The device is particularly suitable for treating...
7384389 Paradoxical flow valve of the heart  
A method for transferring oxygenated blood from a low pressure chamber to a high pressure chamber includes placing a conduit between the left auricle and the aorta of a patient, attaching a...
7381179 Pulmonary and circulatory blood flow support devices and methods for heart surgery procedures  
Pump and cannula systems inserted through the right side and/or left side of the heart provide protection against collapse of the heart chambers and veins and arteries and provide supplemental...
7374574 Device for axially conveying body fluids  
The invention relates to a device for axially conveying body fluids. The aim of the invention is to embody the inflow and outflow area of an axial pump in such a way that the flow is not separated...
7374530 Catheter-based tissue remodeling devices and methods  
Devices and methods utilizing a catheter to remodel soft tissue of a patient and, in a preferred embodiment, to reduce the volume of the left ventricle of a heart. In one embodiment, one or more...
7373207 Treatments for a patient with congestive heart failure  
The invention is directed to devices for two minimally invasive therapeutic procedures, particularly for patients with congestive heart failure. One procedure involves providing a valve to form a...
7371223 Electroactive polymer actuated heart-lung bypass pumps  
A pump apparatus, which comprises: (a) a tubular portion comprising an electroactive polymer actuator that expands and contracts an inner volume of the tubular portion based upon received control...
7361137 Surgical procedures and devices for increasing cardiac output of the heart  
Methods and devices for passively assisting the cardiac function of the heart are disclosed. A method of increasing the cardiac output of a heart includes providing a site of surgical access to the...
7347810 Device for draining the coronary sinus  
A device for draining a coronary sinus comprises a first catheter having a distal end, a proximal end, and a passage there through, the distal end adapted to be placed in a coronary sinus, a second...
7344548 Micro-pneumatic snare  
A surgical instrument and method are disclosed for enhancing the overall performance of arterial occludes, by allowing the repetitive obstruction of blood flow to a targeted organ or tissue (e.g.,...
7338436 Implantable cardiac physical motion mapping device  
An elastic framework configured to be positioned around a portion of the heart has a plurality of first regions and a plurality of second regions positioned relative to the first regions. The...
7338521 Low profile inlet for an implantable blood pump  
A low profile pump inlet for an implantable blood pump is disclosed. The low profile pump inlet has an inflow diffuser for attachment to a conduit bearing an inflow of a fluid such as blood and an...
7320665 Cardiac Ventricular Geometry Restoration Device and Treatment for Heart Failure  
Methods for cardiac ventricular restoration include delivering an implantable expandable device into the ventricle via a catheter. The expandable device is anchored either to the wall of the left...
7306558 Fluid pressure generating means  
A fluid pressure generating means (10) for a heart assist device having blood pumping means. The pressure generating means (10) includes a housing (11), defining an interior volume (18), and having...
7291105 Self-anchoring cardiac harness  
A self-anchoring cardiac harness is configured to fit at least a portion of a patient's heart and includes a tissue engaging element for frictionally engaging an outer surface of a heart. The...
7288104 Endocardial splint and method therefor  
A splint assembly includes an elongate body. An active fixation fastener is coupled substantially adjacent to a distal end of the elongate body. The splint assembly includes at least one flange...
7282024 Cardiac harness having interconnected strands  
A cardiac harness for treating a patient's heart includes elastic rows connected by a connector assembly. The connector assembly can have a specific pattern, or can be formed of elongated elastic...
7273446 Methods, devices and systems for counterpulsation of blood flow to and from the circulatory system  
Counterpulsation methods and systems for assisting the heart of a patient involve, for example, coordinating the operation of a pulsatile pump to suction blood from an artery through a first...
7264606 Circulatory support system  
A method for providing at least partial bypass of the heart to supplement the pumping function of the heart to thereby enable the surgeon to perform various surgical procedures thereon includes...
7247134 Devices and methods for heart valve treatment  
Devices and methods for improving the function of a valve (e.g., mitral valve) by positioning an implantable device outside and adjacent the heart wall such that the device alters the shape of the...
7244224 Pump driving unit for driving a pump used for supporting or substitution of cardiac function  
In a small sized pump driving unit, a fluid pump is used for driving the pump for supporting of substituting of cardiac function. The fluid pump can generate pressure fluctuations that can generate...
7241257 Devices and methods to perform minimally invasive surgeries  
In one embodiment, there is disclosed a device adapted to be used for percutaneous minimally invasive heart surgery including a catheter having a proximal end and a distal end adapted to be fed...
7238165 Fluid pump  
A pumping system 10 provides a physiological pulsatile flow and includes controller 121, a pump drive head 50 coupled to a motor 12 and a fluid housing 52 having at least one port 60. The port 60...
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...