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7828710 Apparatus comprising a drive cable for a medical device  
An article comprising a drive cable suitable for high-speed operation in an anatomy having small-radii bends is disclosed. The drive cables disclosed herein include one or more physical...
7824325 In vivo for improving diastolic ventricular function  
The present invention provides an anatomically-compatible and physiologically-compatible in vivo device for improving diastolic function of either the left or right ventricle of the heart,...
7824358 Heart pump connector  
A heart assist device connection system comprises an inflow connector in fluid-tight communication with an inflow section of a heart assist device. The connector is configured to be releasably...
7811221 Extracardiac blood flow amplification device  
Apparatus is provided including first and second chambers, adapted to be in fluid communication with first and second volumes of oxygenated blood of a subject, respectively, the first and second...
7803105 Method for making a blood pump and pumping blood  
A method of making a blood pump comprises selecting a desired flow pattern in a pumping chamber defined by an extensible bladder wherein the flow pattern is based generally on blood flow in a...
7798952 Axial flow blood pump  
An axial flow rotary blood pump including an impeller (5) adapted to be magnetically rotated within a housing by the interaction of magnets disposed on or in the impeller and stators disposed on...
7798953 Method and device for improving cardiac function  
In a method for improving cardiac performance, a compressive cardiac implant is passed through an anterior intraventricular vein of a patient's heart to a position proximate an apex or lower end...
7794384 Dual communication interface for artificial heart system  
An artificial heart pump system has a heart pump implanted in a patient. A pump control unit worn by a patient includes a programmable device for adapting a secure aspect of heart pump operation...
7785246 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...
7785247 Physiologic pulsatile pump  
A pulsatile blood circulating pump system that is adapted for use in cardiopulmonary bypass, ventricular assist (LVAD, RVAD, BiVAD), ECMO, organ preservation, fetal cardiac bypass, cancer...
7785248 Steerable lesion excluding heart implants for congestive heart failure  
Devices, systems, and methods for treating a heart of a patient may make use of one or more implant structures which limit a size of a chamber of the heart, such as by deploying a tensile member...
7780604 Method and device for the intermittent occlusion of the coronary sinus  
In a method for intermittently occluding the coronary sinus, in which the coronary sinus is occluded using an occlusion device, the fluid pressure in the occluded coronary sinus is continuously...
7766811 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...
7766814 Vessel or sac wall treatment and a cardiac assist device  
The present invention provides a device and method of treating a vessel in a human or animal body.
7766813 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...
7766853 Peripheral access devices and systems  
A cannulation system (10) for perfusing a patient's circulatory system, includes an inflow cannula (14) having a first end adapted to be connected to said circulatory system and a second end...
7766812 Methods and devices for improving mitral valve function  
The various aspects of the invention pertain to devices and related methods for treating heart conditions, including, for example, dilatation, valve incompetencies, including mitral valve leakage,...
7762976 Automatic air removal system  
An apparatus for extracorporeal oxygenation of a patient's blood during cardiopulmonary bypass surgery. The apparatus comprises a bubble sensor, arranged at or connected to a venous line, for...
7762941 Blood pump bearings with separated contact surfaces  
Rotary hydrodynamic blood pumps have been used to treat over a thousand patients. The Jarvik 2000 has supported a patient for seven years and uses blood immersed bearings washed by high flow to...
7762943 Inflatable ventricular partitioning device  
This invention is directed to a device and method of using the device for partitioning a patient's heart chamber into a productive portion and a non-productive portion. The device is particularly...
7758492 Pulsatile blood pumping systems  
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...
7758494 Anterior segment ventricular restoration apparatus and method  
The symptoms of congenital heart failure are addressed in this surgical procedure for mounting a patch in the ventricle of the heart to reduce ventricular volume. Placement of the patch is...
7758491 Method and apparatus for the surgical treatment of congestive heart failure  
An apparatus implantable in a heart ventricle includes a frame configured to engage an inner circumferential periphery of the ventricle and to expand and contract between an expanded state...
7753837 Power system for a heart actuation device  
Actuator mechanisms on the heart are of several types. In preferred embodiments, they are generally simple, durable, mechanical assemblies and are driven by power delivered from a remote location,...
7749152 Impedance pump used in bypass grafts  
A pump installed inside a graft in a body such as the human body to force fluid such as blood through that graft. The pump can be one which operates totally from the outside of the graft, forcing...
RE41394 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...
7740575 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...
7736296 Intracardiac blood pump  
Disclosed is an intracardiac blood pump with a flexible screen between which discharge ports are located. The pump parts are connected to the flexible screen which catches the axially discharged...
7731649 Endoventicular device for the treatment and correction of cardiomyopathies  
The invention consists in a device that concerns the optimization of the cardiac geometry in patients with heart failure. The device comprises one or more elastic elements in the radial direction...
7731675 Guidable intravascular blood pump and related methods  
An improved intravascular blood pump and related methods involving the broad inventive concept of equipping the intravascular blood pump with guiding features such that the intravascular blood...
7727142 Delivery tool for cardiac support device  
A device for delivery of a cardiac support device for treating cardiac disease of a heart includes a multistage deployment mechanism and an actuating mechanism for controlling the positions of the...
7722523 Transventricular implant tools and devices  
A method and implantation tools for placing a transventricular splint including a tension member. The method includes gaining access to the patient's hearts and identifying entry or exit points...
7699586 Wide blade, axial flow pump  
A blood pump comprises a pump housing; a rotor positioned in the housing and comprising an impeller having a hydrodynamic surface for pumping blood; and a motor including a plurality of magnets...
7695425 Heart wall tension reduction apparatus and method  
An apparatus for treatment of a failing heart by reducing the wall tension therein. In one embodiment, the apparatus includes a tension member for drawing at least two walls of a heart chamber...
7693568 Medical device sensing and detection during MRI  
A medical device includes a sensor for sensing for an MRI gradient magnetic field and a microprocessor for responding to the detected gradient magnetic field by switching from a first electrical...
7691046 Nondestructive fluid transfer device  
Fluid transfer device configured as a vacuum pump particularly suited for nondestructive transfer of fluids, including blood and blood constituents. Fluid transfer device used for assisting in the...
7691047 Device for the epicardial support and/or resumption of cardiac activity  
A device for epicardial support and/or the assuming of cardiac activity having a double membrane (1) consisting of an elastic inner membrane (2) and a non-expandable outer membrane (3) as well as...
7686758 Cannula tip for a cardiac assist device  
The present invention provides an inflow cannula tip that is shaped to prevent suction with the ventricular wall and adapted to prevent platelet adhesion. In particular, the inlet portion of the...
7674222 Cardiac device and methods of use thereof  
Devices and methods are described herein which are directed to the treatment of a patient's heart having, or one which is susceptible to heart failure, to improve diastolic function.
7662084 Blood pump actuator and a blood pump system thereof  
A blood pump actuator to generate a driving force for driving a blood pump is disclosed. The blood pump actuator includes: a motor unit having a stator and a rotor, and rotating to generate a...
7662085 Protective sheath apparatus and method for use with a heart wall actuation system for the natural heart  
An actuation system for assisting the operation of the natural heart includes a framework for interfacing with a natural heart and which is coupled with tissue of the heart. An actuator element is...
7658705 Actuation mechanisms for a heart actuation device  
An actuation mechanism for assisting the operation of the natural heart has a varying shape for deforming the heart. In one embodiment, a plurality of links articulates with respect to each other...
7645225 Chronic performance control system for rotodynamic blood pumps  
In a left ventricular assist device (LVAD) a rotodynamic blood pump (10) is powered by a brushless DC motor (12). A power supply (14) supplies power to the motor (12). Three feedback channels, one...
7641608 Sectional cardiac support device and method of delivery  
A cardiac support device formed from a plurality of compliant sections individually delivered and deployed at positions around the heart and interconnected to one another.
7618363 Hydraulically actuated artificial muscle for ventricular assist  
A ventricular assist device comprises a sheet of hydraulically actuated material that can be affixed to prescribed locations on the surface of the heart to assist areas of the heart that do not...
7601117 Systems and methods for assisting cardiac valve coaptation  
Systems and methods for reducing distention in designated portions of a heart muscle while assisting cardiac valve alignment and coaptation. Anchoring devices are secured to the heart muscle and a...
7597659 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...
7594886 Method of using ventricular restoration patch  
A ventricular patch to restore the ventricular architecture of the heart includes a sheet of biocompatible material having a generally oval configuration, and a continuous ring fixed to the sheet....
7591777 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...
7588530 Devices, systems and methods for assisting blood flow  
A pump includes a flexible conduit, at least one valve attached to the flexible conduit about the perimeter of the valve; and a drive mechanism to move the valve to pump blood within the conduit....