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Match Document Document Title
7374531 Long term ambulatory intra-aortic balloon pump with three dimensional tortuous shape  
An inflatable balloon pump can be anchored with respect to a wall of the aorta for endoscopic surgical positioning with respect to the aorta of the patient. After engagement of the anchor member in...
7367959 Device for cardiocirculatory assistance  
A device for cardiocirculatory assistance, also named a ventricular assist device, includes a haematic pump ( 50 ) with a pump body ( 7 ) having an inner space ( 21 ) defined by a rigid structure (...
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...
7357771 Heart assist devices, systems and methods  
An apparatus and method for use in assisting a human heart are disclosed. The apparatus comprises an aortic compression means which may be fully implanatable, a fluid reservoir and a pump means...
7347811 Heart assist device utilising aortic deformation  
The present invention relates to providing counter-pulsation heart assist by deforming the aorta. In a preferred embodiment, the deformation pressure is applied by cyclically, preferably in...
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...
7229403 Intra-aortic balloon catheter having a dual sensor pressure sensing system  
A balloon catheter has a balloon membrane, a tip connected to the distal end of the balloon membrane and an outer tube connected to the proximal end of the balloon membrane for supplying a medium...
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...
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...
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....
7112170 Intra-aortic balloon catheter having a dual sensor pressure sensing system  
A balloon catheter has a balloon membrane, a tip connected to the distal end of the balloon membrane and an outer tube connected to the proximal end of the balloon membrane for supplying a medium...
7090644 Device for determining a characteristic point in the cardiac cycle  
The present invention relates to a device for determining a characteristic point in the cardiac cycle that comprises means for calculating the curve of the blood flow rate D(t) in the aorta from...
7025718 Method and device for correcting in-vivo sensor drift  
A method and device for reducing signal drift on a balloon catheter mounted pressure sensor by adjusting for signal gain and/or zero offset, and by separately calibrating the constant signal...
6935999 Intra-aortic balloon catheter having a dual sensor pressure sensing system  
A balloon catheter having a blood pressure sensor connected to the catheter and also a fluid-filled transducer system for adjusting the blood pressure sensor measurements.
6863648 Balloon pump system having a pressure reservoir muffler  
A vacuum reservoir, for use with an intra-aortic balloon pump or other system, containing a muffling means having a honeycomb-like cell structure or other flow straightening structure.
6808484 Heart assist devices, systems and methods  
An apparatus and method for use in assisting a human heart are disclosed. The apparatus comprises an aortic compression means which may be fully implantable, a fluid reservoir and a pump means...
6800068 Intra-aortic balloon counterpulsation with concurrent hypothermia  
Devices, systems and methods for treating disorders characterized by low cardiac output. The devices, systems and methods use intra-aortic balloon counterpulsation in combination with hypothermia...
6790171 Method and device for transventricular mechanical circulatory support  
Invention relates to a cannula and a screw pump for use in a mechanical circulatory support device, in particular a transventricular circulatory support device. The cannula according to the present...
6735532 Cardiovascular support control system  
An apparatus and method for assisting cardiac function of a patient includes a flaccid inflatable chamber held at a predetermined volume generally midway between fully inflated and fully deflated...
6711436 Compositions, apparatus and methods for facilitating surgical procedures  
Methods are provided for conducting diagnostic or therapeutic medical or surgical procedures in a patient wherein, during the procedure, autonomous ventricular electrical conductivity and escape...
6699259 Minimally invasive direct cardiac massage device and method  
A minimally invasive device for performing direct cardiac massage including an inflatable bladder mounted on a rigid inflation tube. The rigid inflation tube is used to push the bladder into the...
6679829 Intra-aortic balloon pump having improved automated electrocardiogram based intra-aortic balloon deflation timing  
An intra-aortic balloon pump (IABP) having improved automated electrocardiogram (ECG) based intra-aortic balloon deflation timing. Said IABP capable of automatically determining to either deflate...
6669624 Temporary heart-assist system  
A balloon is positionable in the patient's descending aorta. The balloon includes a balloon catheter and two pressure sensors that electrically couple to an extra-corporeal controller. The balloon...
6666814 Enhanced intra-aortic balloon assist device  
The present invention is an intra-aortic circulatory enhancing apparatus for use in human patients to improve blood flow to other arteries continuous with the aorta of the patient. The apparatus...
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 the...
6616597 Intra-aortic balloon catheter having a dual sensor pressure sensing system  
A balloon catheter having a micromanometer connected to the catheter and also a fluid-filled transducer system for adjusting micromanometer pressure measurements.
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...
6536260 Balloon catheter leak detection method and apparatus  
An intra-aortic balloon pump system having a leak detector comprising a processor, a pressure sensor, and optionally a temperature sensor. Gas leaks from the intra-aortic balloon pump system are...
6511412 Cardivascular support control system  
An apparatus for assisting cardiac function of a patient includes an inflatable chamber operably positionable with respect to an aorta of the patient, a percutaneous access device implantable with...
6471633 Mechanical auxillary ventricle blood pump with reduced waist portion  
An apparatus adapted to be inflated and deflated in response to selective communication with a source of pressurized fluid includes a bladder having a semi-rigid shell body portion and a relatively...
6468200 Segmented peristaltic intra-aortic balloon pump  
An intra-aortic blood pump (IABP) includes a multiple-chamber balloon disposed at the distal portion of a catheter. The chambers are inflated sequentially beginning with the most distal, i.e., the...
6423031 Methods and devices for occluding a patient's ascending aorta  
An aortic occlusion catheter has a blood return lumen for returning oxygenated blood to a patient and an occluding member for occluding the patient's ascending aorta. The blood return lumen has...
6414018 Compositions, apparatus and methods for facilitating surgical procedures  
Methods are provided for conducting surgical procedures in a patient wherein, during the surgical procedure, autonomous ventricular electrical conductivity and escape beats are reversibly and...
6306116 Method and apparatus for pressurizing the right atrium or right ventricle to assist cardiac function during beating heart surgery  
A method and apparatus for pressurizing the right atrium or right ventricle of a beating heart during surgery to assist cardiac function. The apparatus has an intake tube for insertion in the...
6290641 Intra-aortic balloon pump having improved automated electrocardiogram based intra-aortic balloon deflation timing  
An intra-aortic balloon pump (IABP) having improved automated electrocardiogram (ECG) based intra-aortic balloon deflation timing. Said IABP capable of automatically determining to either deflate...
6245008 Fast response intra-aortic balloon pump  
An intra-aortic balloon pump includes a balloon, a catheter having a relatively small diameter lumen and an extender having a relatively large diameter lumen connected in series. A valve is...
6245007 Blood pump  
A blood pump comprising a pump mechanism having an outer sleeve, an inner sleeve, and an impeller. The pump mechanism is movable between a closed and preferably retracted position wherein one or...
6241706 Fast response intra-aortic balloon pump  
An intra-aortic balloon pump includes a balloon, a catheter having a relatively small diameter lumen and an extender having a relatively large diameter lumen connected in series. A valve is...
6231498 Combined catheter system for IABP and determination of thermodilution cardiac output  
An intro-aortic balloon catheter system and method for determining cardiac output with the system including a distal end for insertion into an aorta and a proximal end opposed to the distal end, a...
6228018 Removable left ventricular assist device with an aortic support apparatus  
An apparatus and method of temporarily replacing the function of the left ventricle in a patient whose heart is severely injured and is unable to maintain a systemic arterial pressure adequate to...
6210319 Intra-aortic balloon pump condensation prevention system  
An intra-aortic balloon pump condensation prevention system comprising a water vapor extracting element. In one embodiment, the water vapor extracting element may comprise a Nafion tube. Said...
6210318 Stented balloon pump system and method for using same  
A balloon pump system including catheter-mounted pumping balloon configured to be positioned within a desired body passageway to pump a fluid through the body passageway. A stent is percutaneously...
6191111 Method and device for enhancing of biobypass by increasing the coronary blood flow  
A method for enhancing such biobypass techniques as angiogenesis, trans-myocardial revascularization, percutaneous myocardial revascularization, and myocardial cell proliferation by using the means...
6190304 Enhanced intra-aortic balloon assist device  
The present invention is an intra-aortic circulatory enhancing apparatus for use in human patients to improve blood flow to other arteries continuous with the aorta of the patient. The apparatus...
6149578 Piston-action intra-aortic coronary assist device  
An intra-aortic balloon assist device is used to increase blood flow to the coronary arteries of an injured heart. The device comprises an expandable member that is placed within the ascending...
6132363 Cardiovascular support control system  
An apparatus for assisting cardiac function of a patient includes an inflatable chamber operably positionable with respect to an aorta of the patient, a percutaneous access device implantable with...
6127410 Compositions, apparatus and methods for facilitating surgical procedures  
Methods are provided for conducting surgical procedures in a patient wherein, during the surgical procedure, autonomous ventricular electrical conductivity and escape beats are reversibly and...
6090096 Antegrade cardioplegia catheter and method  
A cardioplegia catheter is configured to extend into the ascending aorta with a proximal portion of the shaft extending into a left chamber of the heart through the aortic valve and out of the...
6087394 Compositions, apparatus and methods for facilitating surgical procedures  
Methods are provided for conducting surgical procedures in a patient wherein, during the surgical procedure, autonomous ventricular electrical conductivity and escape beats are reversibly and...
6086527 System for treating congestive heart failure  
A system is provided for regulating blood flow to a portion of the vasculature, such as the renal system, in order to treat heart disease. A regulator maintains blood flow so as to control...
Matches 1 - 50 out of 197 1 2 3 4 >