| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 600018000 | Aortic balloon pumping | 35 |
| 20080255405 | Fluid Pressure Generating Means - A fluid pressure generating means ( | 10-16-2008 |
| 20080281147 | Long term ambulatory intro-aortic balloon pump with percutaneous access device - Disclosed herein are embodiments of long-term ambulatory intra-aortic balloon pump systems for providing left ventricular cardiac assistance to a patient. The systems can comprise an external drive system for supplying a compressed fluid, the drive system operating in accordance with a control program stored in memory, an intra-luminal balloon pump having an elongate inflatable chamber positionable to be lying completely within a descending aorta of the patient, and a percutaneous access device. The percutaneous access device can be a biocompatible implantable portal comprising a communicative passage through an interior bore and an exterior having a neck region adapted to promote autologous cell growth thereon in an implantable region, the neck region having a plurality of channels extending about the neck region. | 11-13-2008 |
| 20090131741 | Methods of making aortic counter pulsation cardiac assist devices with three dimensional tortuous shape - Disclosed herein are methods of making aortic counter pulsation cardiac assist devices for assisting cardiac function of a patient. The methods can comprise performing at least one medical imaging procedure on an aorta of the patient, selecting at least one active segment of the aortic counter pulsation cardiac assist device based on anatomic information resulting from the at least one medical imaging procedure, and assembling the at least one active segment to accommodate the anatomic information prior to surgical implantation. The methods can further comprise designing individual custom active segment modules to custom fit a patient, providing a series of different individual, pre-manufactured active segment modules that are assembled to custom fit the patient, or providing a range of stock segment configurations manufactured based on previously determined common configurations and selecting one for a particular patient. | 05-21-2009 |
| 20090203957 | Ventricular assist device for intraventricular placement - A ventricular assist device includes a pump such as an axial flow pump, an outflow cannula connected to the outlet of the pump, and an anchor element. The anchor element is physically connected to the pump, as by an elongate element. The pump is implanted within the left ventricle with the outflow cannula projecting through the aortic valve but desirably terminating short of the aortic arch. The anchor element is fixed to the wall of the heart near the apex of the heart so that the anchor element holds the pump and outflow cannula in position. | 08-13-2009 |
| 20100197994 | Cardiac Assist Device - A cardiac assist device ( | 08-05-2010 |
| 20100228076 | CONTROLLED ACTUATION AND DEPLOYMENT OF A MEDICAL DEVICE - Apparatus is described including a sensor that senses a phase of cyclic motion of a portion of a subject's body. During a first phase of a first cycle of the cyclic motion, a tool modulator does not to facilitate movement of a tool with respect to the portion. Subsequent to the first phase, in response to the sensor sensing that the first cycle is at a second phase thereof, the modulator facilitates movement of the tool. In a cycle subsequent to the first cycle, the modulator facilitates movement of the tool, during the entire subsequent cycle. During the first phase of the first cycle, an accumulation-facilitator facilitates an accumulation of energy in the accumulation-facilitator. An accumulation-inhibitor inhibits accumulation of energy in the accumulation-facilitator during the subsequent cycle, by actively inhibiting movement of at least a portion of the accumulation-facilitator. Other embodiments are also described. | 09-09-2010 |
| 20100228077 | EXPANDABLE INTRA-AORTIC BALLOON PUMP SHEATH - Disclosed is an expandable transluminal sheath, for introduction into the body while in a first, low cross-sectional area configuration, and subsequent expansion of at least a part of the distal end of the sheath to a second, enlarged cross-sectional configuration. The sheath is configured for use in the vascular system and has utility in the introduction and removal of balloon counterpulsation catheters. The access route is through the femoral arteries and the iliac arteries into the aorta, where an intra-aortic balloon pump catheter is positioned to provide cardiac support. The distal end of the sheath is maintained in the first, low cross-sectional configuration during advancement to the arteries into the aorta. The distal end of the sheath is subsequently expanded using a radial dilatation device. | 09-09-2010 |
| 20100324354 | Synchronization Control System - A method of controlling the operation of a pulsatile heart assist device ( | 12-23-2010 |
| 20110288367 | ACTUATOR FOR A HEART ASSIST DEVICE - An actuator ( | 11-24-2011 |
| 20120078033 | Treating Heart Tissue - Some embodiments of a system or method for treating heart tissue can include a catheter device that provides a user with the ability to perform a number of heart treatment tasks (before, during, and after a cardiac surgery or a percutaneous coronary intervention). In particular embodiments, the catheter device can be used to (i) precondition heart muscle tissue before the heart is isolated from the circulatory system, (ii) deliver cardioplegia into the coronary sinus during the cardiac surgery when the heart is isolated from the circulatory system, and (iii) control the blood flow through the heart after the heart is reconnected with the circulatory system. In some embodiments, the catheter device can perform some or all of: (i) intermittently occluding the coronary sinus, (ii) delivering a treatment fluid into the coronary sinus, and (iii) monitoring a flow rate of blood passing from the coronary sinus to the right atrium. | 03-29-2012 |
| 20120095282 | 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 of all or a portion of a human or veterinary patient's body to improve coronary perfusion and cardiac output. To effect the hypothermia, a heat exchange catheter may be positioned in the a patient's vasculature separately from the intra-aortic balloon counterpulsation catheter. Alternatively, a combination Intra-aortic balloon counterpulsation/heat exchange catheter may be utilized. Such combination catheter comprises a) a catheter sized for insertion into the aorta, b) a counterpulsation balloon and c) a heat exchanger. A drive/control system receives temperature and electrocardiograph signals and drives the inflation/deflation of the counterpulsation balloon as well as the heating/cooling of the heat exchanger. | 04-19-2012 |
| 20120108885 | Skin interface for ventricular assist device - Devices and methods are disclosed for implanting, positioning, removing, replacing and operating intra-aortic balloon pumps. | 05-03-2012 |
| 20120108886 | INTERNAL DRIVE LINE FOR VENTRICULAR ASSIST DEVICE - Devices and methods are disclosed for implanting, positioning, removing, replacing and operating intra-aortic balloon pumps. | 05-03-2012 |
| 20120220816 | 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 adapted to pump a fluid from the reservoir to the aortic compression means so as to actuate the aortic compression means at least partly in counterpulsation with the patient's heart. In addition, the device is adapted to be wholly positioned within the right chest cavity of the patient. The aortic compression means of the device may be curved along its length so as to substantially replicate the curve of the ascending aorta. | 08-30-2012 |
| 20120265004 | MULTI POWER SOURCE POWER SUPPLY - A multiple power-source housing adapted to prevent simultaneous removal of more than a single power source, such as a battery, at a time. In an example embodiment, the power-source housing is used to house batteries for an intra-aortic balloon pump, which use battery power during transport. The power-source housing holds a first and second power source. When the first power source is removed, a mechanism, such as a knob, prevents simultaneous removal of the second power source or removal of the second power source until the first power source is replaced. Similarly, when the second power source is removed the mechanism prevents simultaneous removal of the first power source or removal of the first power source until the second power source is replaced. | 10-18-2012 |
| 20120283507 | Cardiac Assist Devices - One embodiment of the invention provides a cardiac assist device that is in direct blood contact with blood in the heart. It is linked to the heart by surgically coring a hole into the wall tissue of a pumping chamber of the heart, typically the left ventricle. The device includes a contractile element that is linked to the hole in the heart's pumping chamber. The contractile element comprises either an electroactive polymer or (ii) one or more pneumatic or hydraulic bladders. In the contracted state, the contractile element displaces fluid from the pumping chamber of the heart to assist with pumping of the heart and increase the ejection fraction of the pumping chamber. | 11-08-2012 |
| 20120289765 | PORTABLE AND MODULAR TRANSPORTATION UNIT WITH IMPROVED TRANSPORT CAPABILITIES - A medical device, such as an intra-aortic balloon pump or carrier with an extendable wheel track and handle configured to be removably carried and integrated with a cart. The wheel track is configured to extend upon extension of the handle and to return to its original position upon retraction of the handle. | 11-15-2012 |
| 20120296153 | METHODS AND DEVICES FOR DIASTOLIC ASSIST - The devices and method described herein allow for therapeutic damage to increase volume in these hyperdynamic hearts to allow improved physiology and ventricular filling and to reduce diastolic filling pressure by making the ventricle less stiff. | 11-22-2012 |
| 20120316383 | Catheter to Assist the Performance of a Heart - In a catheter ( | 12-13-2012 |
| 20120330092 | DEVICE, SYSTEM, AND METHOD FOR MODULATING CARDIAC FUNCTION - A therapy delivery device for modulating cardiac function in a subject includes a counterpulsation component, an endovascular lead, and at least one electrode that is physically coupled with the endovascular lead. Each of the counterpulsation component and the endovascular lead includes a proximal end and a distal end. The proximal end of the endovascular lead is physically connected to the distal end of the counterpulsation component. | 12-27-2012 |
| 20130041205 | METHOD AND APPARATUS FOR PUMPING BLOOD - A pump system is disclosed for pumping blood from a patient's right atrium or right ventricle to a patient's pulmonary artery, the pump system including a distal section having at least one outlet; a pumping section in fluid communication with the distal section to provide blood to the outlet of the distal section, the pumping section having at least one inlet valve to receive blood; and a pump constructed and arranged to be positioned within the pumping section to draw blood into the pumping section in a first phase of operation and to pump blood out of the outlet of the distal section in a second phase of operation. | 02-14-2013 |
| 20130079583 | CARDIOVASCULAR DEVICE - A cardiovascular device ( | 03-28-2013 |
| 20130131436 | CARDIAC ASSIST DEVICE, INSTRUMENTS, AND METHODS - A cardiac assist device is provided that can be deployed in any region of the aorta by minimally invasive techniques by the way of an inventive fastener that affixes the device to the aorta wall at the site of an aortonomy. The devices and methods described herein allow for improved patient outcome. | 05-23-2013 |
| 20130310632 | 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 of all or a portion of a human or veterinary patient's body to improve coronary perfusion and cardiac output. To effect the hypothermia, a heat exchange catheter may be positioned in the a patient's vasculature separately from the intra-aortic balloon counterpulsation catheter. Alternatively, a combination Intra-aortic balloon counterpulsation/heat exchange catheter may be utilized. Such combination catheter comprises a) a catheter sized for insertion into the aorta, b) a counterpulsation balloon and c) a heat exchanger. A drive/control system receives temperature and electrocardiograph signals and drives the inflation/deflation of the counterpulsation balloon as well as the heating/cooling of the heat exchanger. | 11-21-2013 |
| 20140058191 | ENDOVASCULAR VENTRICULAR ASSIST DEVICE, USING THE MATHEMATICAL OBJECTIVE & PRINCIPLE OF SUPERPOSITION - This embodiment suggests new approach for Endovascular Ventricular Assist Device, using the mathematical objective & principle of superposition allow design and calculation of the body response to VAD pump located in the Aorta. This new approach allows minimal invasive Endovascular VAD that result in similar relief to the heart as partial VAD. Using special power transfer technique will allow wireless power transformation into the aorta. This methods and technique should dramatic reduce VAD barrier | 02-27-2014 |
| 20140088340 | STABLE AORTIC BLOOD PUMP IMPLANT - An aortic blood pump is described that is secured to a patient aorta that can be inflated and deflated in response to selective communication with a source of pressurized fluid or air. An expanded stent creates an area in with the pump and inflate and deflate. A system is also detailed including the pump and an external air line external to a patient body. | 03-27-2014 |
| 20140155684 | METHOD FOR INCREASED UPTAKE OF BENEFICIAL AGENT AND EJECTION FRACTION BY POSTCONDITIONING PROCEDURES - A method for improving tissue uptake of beneficial agent and ejection fraction. | 06-05-2014 |
| 20140257019 | Methods, Systems, and Devices Relating to a Fail-Safe Pump for a Medical Device - The various embodiments herein relate to pumps for use with various medical devices. The pumps can be positive displacement pumps or gear pumps. Each pump has at least one fluid transfer opening defined in the pump that allows for transfer of fluid at a predetermined flow rate that provides for deflation of the device in a predetermined amount of time. | 09-11-2014 |
| 20140296616 | Implantable Device Utilizing Arterial Deformation - The present invention relates to deforming a patient's artery. In a preferred embodiment, the deformation pressure is applied to the outer wall of the artery. | 10-02-2014 |
| 20150320415 | Wrap and Related Systems and Methods - The inventions disclosed herein relate to systems for securing medical devices to a blood vessel of a patient, including securing a vessel deforming component to a blood vessel. Certain embodiments relate to wraps configured to be secured around a blood vessel, including wraps configured to hold a vessel deformer adjacent a blood vessel, and further including, for example, a pulsatile balloon adjacent the aorta. | 11-12-2015 |
| 20160015877 | SYNCHRONIZED INTRAVENTRICULAR BALLOON ASSISTANCE DEVICE - System structured to facilitate a movement of a myocardial wall by pushing such wall with a force originated due to energy harvested by the system from a motion of a ventricular chamber without the use of any external energy. The system includes two pliable storage volumes fluidly interconnected by a passage to form a closed circuit that enables a movement of the fluid from one storage volume to another in response to a user input. Optionally, one of the storage volumes is encased in a cover characterized by a spatially-non-uniform distribution of elastic properties. The method of using the system includes juxtaposition of one of the storage volumes with a ventricular chamber and another of the storage volumes with a targeted myocardial wall to enable reversible flow of fluid within the system during a cardiac cycle. | 01-21-2016 |
| 20160082169 | SYSTEM AND METHOD FOR REDUCING PULSATILE PRESSURE - A device for reducing pressure within a lumen includes a reservoir structured for holding a fluid therein, an injection port in fluid communication with the reservoir, a compliant body structured to expand and contract upon changes in pressure, and a conduit extending between and fluidly coupling the reservoir and the compliant body. The fluid may be a compressible or a noncompressible fluid. | 03-24-2016 |
| 20160082170 | SYSTEM AND METHOD FOR REDUCING PULSATILE PRESSURE - A device for reducing pressure within a lumen includes a reservoir structured for holding a fluid therein, an injection port in fluid communication with the reservoir, a compliant body structured to expand and contract upon changes in pressure, and a conduit extending between and fluidly coupling the reservoir and the compliant body. The fluid may be a compressible or a noncompressible fluid. | 03-24-2016 |
| 20160129170 | INTRACARDIAC PUMPING DEVICE - The invention relates to an intercardiac pump device comprising a pump ( | 05-12-2016 |
| 20160136343 | INTRA-AORTIC BALLOON APPARATUS, ASSIST DEVICES AND METHODS FOR IMPROVING FLOW, COUNTERPULSATION AND HAEMODYNAMICS - A circulatory assist apparatus comprising: an inflatable pumping balloon having a proximal end joined to an elongated balloon catheter, the balloon catheter having a distal end joined to the pumping balloon and a proximal end, separated from the distal end by a length sufficient to extend from within a circulatory lumen to the outside of a patient's body, for receiving positive and negative pressure pulses from a pump to inflate and deflate the pumping balloon; and a radially expandable frame, mounted on one of a segment extending distally from the pumping balloon, the balloon catheter, and a sleeve tube surrounding the balloon catheter. The expandable frame is manipulate to expand within the circulatory lumen, and functions to space apart the inflatable balloon from the circulatory lumen, having a first diameter in a collapsed configuration for intraluminal delivery and a second, larger diameter in an expanded configuration achieved by said manipulation. | 05-19-2016 |
