Class / Patent application number | Description | Number of patent applications / Date published |
623300130 |
Having enclosed rotary member for directly impelling blood flow
| 34 |
623300110 |
Including electrical or magnetic means adjacent to flexible diaphragm or chamber to effect contraction thereto (e.g., electromagnet, shape memory material, etc.)
| 20 |
623300160 |
Having flexible diaphragm or chamber
| 13 |
623300270 |
Including electrical power generating means
| 10 |
623300260 |
Having connecting means to allow blood flow
| 8 |
623300280 |
Including condition responsive means
| 8 |
623300290 |
Material characteristic | 4 |
20140343673 | Extracellular Matrix Encasement Structures and Methods - A remodelable encasement structure comprising a pouch formed from at least one sheet of bioremodelable material, the pouch including an internal region and at least one lead conduit, the internal region being configured to receive a device therein, the lead conduit being configures to receive at least one device lead therein, the bioremodelable material comprising an extracellular matrix (ECM) composition that includes an ECM component derived from a mammalian source. | 11-20-2014 |
20150335417 | TWO STAGE CELLULARIZATION STRATEGY FOR THE FABRICATION OF BIOARTIFICIAL HEARTS - In some embodiments, the present disclosure pertains to a method of fabricating an artificial heart muscle (AHM) patch. In some embodiments, the method comprises obtaining and/or isolating cells from a subject. In some embodiments, the cells are primary cardiac cells. In some embodiments, the method further comprises forming a scaffold. In some embodiments, the method comprises seeding the cells in the fibrin gel scaffold. In some embodiments, the method comprises culturing the cells seeded in the fibrin gel scaffold under conditions appropriate for the formation of an artificial heart muscle (AHM) patch. In some embodiments, the present disclosure pertains to a method of fabricating a bioartificial heart (BAH). In some embodiments, the present disclosure pertains to a method of treatment of cardiac tissue injury in a subject in need thereof. In some embodiments, the method includes implanting the aforementioned artificial heart muscle patch in the injured area of the subject. In some embodiments, the present disclosure relates to a method of treating end stage cardiac disease in a subject in need thereof. | 11-26-2015 |
20150335792 | Extracellular Matrix Encasement Structures and Methods - A remodelable encasement structure comprising a pouch formed from at least one sheet of bioremodelable material, the pouch including an internal region and at least one lead conduit, the internal region being configured to receive a device therein, the lead conduit being configures to receive at least one device lead therein, the bioremodelable material comprising an extracellular matrix (ECM) composition that includes an ECM component derived from a mammalian source. | 11-26-2015 |
20160144091 | ELECTROACTIVE ACTUATORS - The invention relates to actuators based on electroactive polymeric materials for use in pumping fluids or in other applications where a contractile actuation is required, in particular although not necessarily exclusively for use in vascular pulsation devices such as a variable aortic tension device. Embodiments disclosed include an actuator ( | 05-26-2016 |
623300120 |
Powered by muscle | 3 |
20100016959 | ARTIFICIAL HEART - The heart pump according to the invention includes a casing internally defining a substantially spherical cavity ( | 01-21-2010 |
20110196486 | HEART HELP DEVICE, SYSTEM, AND METHOD - A medical device for assisting a function of the heart is provided. The heart is placed in the thorax, the thoracic diaphragm is dividing the thorax from the abdomen and the pericardium is surrounding the heart and is attached to the thoracic diaphragm at a pericardial contacting section of the thoracic diaphragm. The medical device comprises a diaphragm passing part adapted to pass from the abdomen, through the thoracic diaphragm at the pericardial contacting section, into the pericardium, wherein said diaphragm passing part is adapted to allow the thoracic diaphragm to move during respiration, when implanted. | 08-11-2011 |
20120059460 | CATHETER PUMP - The invention refers to a catheter pump to be positioned in the ascending aorta ( | 03-08-2012 |
Entries |
Document | Title | Date |
20080208333 | Implantable elastomeric artificial heart with rechargeable battery - A new type of artificial heart with rechargeable battery to power solenoid means surrounding the body of the device, said solenoids effecting repulsion or attraction of small permanent magnets on plastic disks which stud the body of the elastomeric artificial heart, and via this means effect mechanical compression or expansion of the chambers of the heart. | 08-28-2008 |
20080294251 | LOCATION, TIME, AND/OR PRESSURE DETERMINING DEVICES, SYSTEMS, AND METHODS FOR DEPLOYMENT OF LESION-EXCLUDING HEART IMPLANTS FOR TREATMENT OF CARDIAC HEART FAILURE AND OTHER DISEASE STATES - Devices, systems, and methods for treating a heart of a patient may make use of structures which limit a size of a chamber of the heart, such as by deploying one or more tensile member to bring a wall of the heart and a septum of the heart into contact. A plurality of tension members may help exclude scar tissue and provide a more effective remaining ventricle chamber. The implant may be deployed during beating of the heart, often in a minimally invasive or less-invasive manner. Trauma to the tissues of the heart may be inhibited by selectively approximating tissues while a pressure within the heart is temporarily reduced. Three-dimensional implant locating devices and systems facilitate beneficial heart chamber volumetric shape remodeling. | 11-27-2008 |
20080294252 | CARDIOPULMONARY BYPASS DEVICES AND METHODS - A cardiopulmonary bypass device may include a first tube configured for connection to a vein and a second tube configured for connection to an artery. The device may further include a pump connected between the first and second tubes. In a first mode, the pump may pump fluid in one direction and in a second mode, the pump may pump fluid in the opposite direction. A control unit may be coupled to the pump to control its operation. Lungs may functions as the oxygenator of the cardiopulmonary bypass device. | 11-27-2008 |
20090118827 | ARTIFICIAL HEART PUMP SYSTEM AND ITS CONTROL APPARATUS - An artificial heart pump system is provided independently with a controlling processor for controlling an operation status of a blood pump so as to perform in a preset condition and with an observing processor for controlling a display unit displaying an operation status and an operation condition of the blood pump. In addition, a memory device is mounted in an outside-the-body type battery pack included in the artificial heart pump system; data such as pump data, event log or the like is stored therein; and data are collected and managed automatically by a battery charger when charging the battery charger for a daily performance. Further, an interface unit of an artificial heart pump is proposed where a user can confirm displayed contents of the controller without exposing the controller externally. | 05-07-2009 |
20090276041 | DEVICE FOR CONNECTION BETWEEN A HEART PROSTHESIS AND THE NATURAL AURICLES - Device for connection between a heart prosthesis and the natural auricles. According to the invention, the means of joining to the natural auricles are formed by individual suture attachments ( | 11-05-2009 |
20090312835 | DIELECTRIC FLUID FILLED ACTIVE IMPLANTABLE MEDICAL DEVICES - Active implantable medical devices (AIMDs) are backfilled with a dielectric fluid to increase the volts per mil dielectric breakdown strength between internal circuit elements. In a method for backfilling the AIMD with dielectric fluid, substantially all air and moisture is evacuated from the AIMD housing prior to backfilling the AIMD housing with a dielectric fluid having a dielectric breakdown strength greater than air, nitrogen or helium. The AIMD is constructed to accommodate volumetric expansion or contraction of the dielectric fluid due to changes of pressure or temperature of the dielectric fluid to maintain integrity of the AIMD. | 12-17-2009 |
20100145442 | VENTRICULAR ASSIST DEVICE CAPABLE OF IMPLANTATION OF STEM CELLS - A biologic ventricular assist device that also has the capability to capture, grow, and administer stem cells to regenerate and restore damaged myocardium in the heart. The device works in conjunction with a traditional ventricular assist device and possesses an additional external path or tube that is in-line with the path of the ventricular assist device. The external path allows for the administration of stem cells, genes, genetically modified cells or other therapeutic biologic or pharmacologic agents, as well as leading to a stem cell collecting accessory ( | 06-10-2010 |
20100292786 | Actuating mechanism for pneumatically-driven artificial heart - A pneumatic pump comprises two coaxial cylindrical pumping chambers, each enclosing a piston connected to the other through a partition by a tube, thereby forming a monolithic piston assembly that is driven axially by a common electrical actuator providing reciprocating motion. The volume in the bottom chamber is selected as needed to provide the desired pressure in the left ventricle of an artificial heart driven by the pump. The diameter of the tube connecting the pistons is selected such that the stroke volume of the top chamber is reduced with respect to that of the bottom chamber as needed to match the reduced pressure requirements of the right ventricle of the artificial heart. Check valves are used in each chamber to ensure venting of excess pressure during the blood ejection phase and to limit the vacuum during the fill phase. | 11-18-2010 |
20100292787 | SCOTCH-YOKE MECHANISM FOR REDUNDANT ACTUATION APPLICATIONS - A primary scotch yoke and a secondary scotch yoke are coupled in opposing arrangement and rigidly attached to a linearly reciprocating element. Each scotch yoke includes a rotary actuator with a cam follower and a yoke attached to the reciprocating element. Each yoke has a cam with an open gap through which the follower may be disengaged from the cam and stopped to an idle position. The follower of the secondary scotch yoke is kept idle in a position similarly disengaged from its cam. A controller detects a failure in the primary scotch yoke, disengages the cam follower of the primary yoke from its cam, and energizes the secondary scotch yoke, thereby causing its cam follower to engage its yoke and continue to provide uninterrupted motion to the reciprocating element, in particular the portable pneumatic pump driving an artificial heart. | 11-18-2010 |
20100305692 | MONITORING OF REDUNDANT CONDUCTORS - This document relates to continuity monitoring of electrical conductors. For example, materials and methods for continuity monitoring of conductors for use providing power to a blood pump (e.g., an assist device) are provided. | 12-02-2010 |
20110015732 | AUXILIARY ARTIFICIAL HEART PUMP DRIVE DEVICE AND AUXILIARY ARTIFICAL HEART SYSTEM - An auxiliary artificial heart pump drive device for driving an auxiliary artificial heart pump includes first and second pump control parts which are arranged in duplexed configuration. Each pump control part controls the auxiliary artificial heart pump by outputting a drive signal to the auxiliary artificial heart pump. Each pump control part has a means which, when a failure is detected in the pump control part, electrically cuts off a path through which the drive signal is outputted to the auxiliary artificial heart pump. According to the present invention, it is possible to provide an auxiliary artificial heart pump drive device and an auxiliary artificial heart system which exhibit high availability even when a serious failure occurs by any chance without duplexing a pump device. | 01-20-2011 |
20110098806 | DEVICE AND SYSTEM FOR ASSISTING AND/OR TAKING OVER THE PUMPING FUNCTION OF THE HEART - A device for assisting and/or taking over the pumping function of the heart, with a multilayer sheathing part configured for compressing the heart at least in certain sections, wherein the sheathing part has at least one stabilization layer for shaping the sheathing part and at least one inner extensible augmentation layer, and wherein at least one cavity is formed between the stabilization layer and the augmentation layer, the cavity being inflatable and deflatable by a fluid, for cyclic compression of the heart. Provision is made for the stabilization layer to be inflatable with a fluid, at least in certain sections, in order to convert the sheathing part from a coiled and/or collapsed insertion state of the device in the body into an arched functional state, wherein the heart, in the functional state of the sheathing part, is at least partially sheathed and/or encompassed. | 04-28-2011 |
20110118833 | Attachment device and method - A ventricular assist system and a method of implanting the system are disclosed. The system can have a pump, an inflow conduit, an outflow conduit, and attachment ring and a valvular structure. The attachment ring can be attached to the apex of the heart. The valvular structure can have a flexible, one-way valve in a rigid housing. The inflow conduit can be passed through the valvular structure and the attachment ring into a beating heart with minimal loss of blood. | 05-19-2011 |
20110160850 | Blood Pump System With Mounting Cuff - An implantable blood pump system includes a blood pump housing and a mounting cuff. The blood pump housing at least partially contains a pump drive system adapted to transfer blood from an interior chamber of a heart and return the blood to a circulatory system. The blood pump housing includes an inlet port adapted to provide a passage for the flow of blood from the interior chamber of the heart into an interior space of the pump housing and an outlet port adapted to provide a passage for the flow of blood from the interior space of the pump housing to the circulatory system. The blood pump housing includes a first external surface adjacent to the inlet port and a second external surface adjacent to the first external surface. The first external surface is adapted to be implanted substantially adjacent to an outer surface of an epicardium of the heart. The second external surface at least partially defines an outside perimeter of the pump housing. The mounting cuff is adapted to mechanically couple to the second external surface and to the epicardium of the heart. The mounting cuff can allow for the placement of the pump against the epicardium without a gap, thus minimizing the effective size of the pump. The mounting cuff can also provide a mechanical advantage to the attachment and consequently greater resistance to myocardial trauma. | 06-30-2011 |
20110196483 | HEART HELP DEVICE, SYSTEM, AND METHOD - An implantable heart help device adapted for implantation in a human patient is provided. The device comprising a fixating member adapted to fixate said device to a part of the human body comprising bone. Further a method of fixating an implantable heart help device in a human patient is provided. The method comprises the steps of: cutting the skin of said human patient, dissecting an area of the body comprising bone, and fixating said implantable heart help device to said part of the body comprising bone. | 08-11-2011 |
20110196484 | HEART HELP METHOD - An implantable heart help method for implantation in a human patient is provided. The device comprising a fixating member adapted to fixate said device to a part of the human body comprising bone. A method of fixating an implantable heart help device in a human patient is provided. The method comprises the steps of: cutting the skin of said human patient, dissecting an area of the body comprising bone, and fixating said implantable heart help device to said part of the body comprising bone. | 08-11-2011 |
20120165931 | Method of Implanting a Blood Pump System - A method of implanting a blood pump system in a patient requiring treatment includes creating an opening in an epicardium of a heart to access an interior chamber of the heart and implanting a blood pump such that an inlet port of a pump housing is in fluid communication with the interior chamber of the heart through the opening. The pump housing has a first external surface adjacent to the inlet port such that it is substantially adjacent to the epicardium of the heart when implanted. In some embodiments, a first external surface contacts the epicardium when implanted. The blood pump is then secured to the exterior wall of the heart. In some embodiments, the blood pump is secured using a mounting cuff. | 06-28-2012 |
20130345804 | AUXILIARY ARTIFICIAL HEART PUMP DRIVE DEVICE AND AUXILIARY ARTIFICIAL HEART SYSTEM - An auxiliary artificial heart pump drive device for driving an auxiliary artificial heart pump includes first and second pump control parts which are arranged in duplexed configuration. Each pump control part controls the auxiliary artificial heart pump by outputting a drive signal to the auxiliary artificial heart pump. Each pump control part has a means which, when a failure is detected in the pump control part, electrically cuts off a path through which the drive signal is outputted to the auxiliary artificial heart pump. According to the present invention, it is possible to provide an auxiliary artificial heart pump drive device and an auxiliary artificial heart system which exhibit high availability even when a serious failure occurs by any chance without duplexing a pump device. | 12-26-2013 |
20150032207 | INSTRUMENTS AND METHODS FOR THE IMPLANTATION OF CELL-SEEDED SUBSTRATES - Disclosed herein are instruments and methods for delivery of substrates, including cell-seeded substrates, to target tissues requiring treatment for various diseases that induce cell death, damage or loss of function. The substrates are configured to provide cells, including stem cells, with a structural support that allows interconnection with and transmission of biological signals between the cells and the target tissue. | 01-29-2015 |