Matches 51 - 100 out of 598 < 1 2 3 4 5 6 7 8 9 10 11 12 >
Match Document Document Title
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...
7144365 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 method of...
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...
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...
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....
7112219 Devices and methods for heart valve treatment  
Devices and methods for improving the function of a valve (e.g., mitral valve) by positioning a spacing filling device outside and adjacent the heart wall such that the device applies an inward...
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...
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...
7060021 Method and device for improving cardiac function  
In a method for improving cardiac function, a compressive device is inserted into an intrapericardial space about a lower end portion of a heart. Thereafter the compressive device is operated to...
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...
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...
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...
7031775 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...
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...
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...
6997951 Method and device for treatment of mitral insufficiency  
A device for treatment of mitral annulus dilation is disclosed, wherein the device comprises two states. In a first of these states the device is insertable into the coronary sinus and has a shape...
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 (...
6969345 Miniature, pulsatile implantable ventricular assist devices and methods of controlling ventricular assist devices  
A pumping system for assisting either or both ventricles of the heart. In one embodiment, separate devices are provided for each ventricle. In another embodiment, one device provides both right and...
6959711 Kit and method for use during ventricular restoration  
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...
6949066 Rotary blood pump diagnostics and cardiac output controller  
A method and apparatus for controlling a ventricular assist device are disclosed. The method includes the step of providing a ventricular assist device which can be defined in terms of operational...
6949065 Left ventricular assist system  
A fully implantable left ventricular assist system comprising a pumping means connectable via adapter elements to the ventricle includes two compressible chambers in the form of sacs ( 5, 5′ )...
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)...
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...
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 inner...
6921360 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...
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...
Matches 51 - 100 out of 598 < 1 2 3 4 5 6 7 8 9 10 11 12 >