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Class Information
Number: 623/3.16
Name: Prosthesis (i.e., artificial body members), parts thereof, or aids and accessories therefor > Corporeal artificial heart, heart assist (e.g., implantable blood pump, etc.), control regulator, or power supply therefor, or method of operation therefor > Having flexible diaphragm or chamber
Description: Subject matter wherein the artificial heart includes a resilient membrane or bag-like member.


Sub-classes under this class:

Class Number Class Name Patents
623/3.21 Flexible chamber or diaphragm dirrectly compressed by pressurized working fluid 52
623/3.17 Flexible diaphragm or chamber directly compressed by mechanical member 27


Patents under this class:

Patent Number Title Of Patent Date Issued
7585322 Cardiocirculatory aiding device Sep. 8, 2009
7582051 Peripheral seal for a ventricular partitioning device Sep. 1, 2009
7172551 Cyclical pressure coronary assist pump Feb. 6, 2007
6988982 Heart wall actuation system for the natural heart with shape limiting elements Jan. 24, 2006
6949065 Left ventricular assist system Sep. 27, 2005
6863648 Balloon pump system having a pressure reservoir muffler Mar. 8, 2005
6846296 Apparatus and method for detachably securing a device to a natural heart Jan. 25, 2005
6770024 Implantable counterpulsation cardiac assist device Aug. 3, 2004
6669726 Orthotopic total artificial heart Dec. 30, 2003
6547753 Pulsatile flow generation in heart-lung machines Apr. 15, 2003
6488706 Device for plugging an opening such as in a wall of a hollow or tubular organ Dec. 3, 2002
6468200 Segmented peristaltic intra-aortic balloon pump Oct. 22, 2002
6344022 Right ventricular bypass devices and methods of their use during heart surgery Feb. 5, 2002
6102845 Ventricular assist device with minimal blood contacting surfaces Aug. 15, 2000
5971910 Method and apparatus for assisting a heart to pump blood by applying substantially uniform pressure to the ventricles Oct. 26, 1999
4902273 Heart assist device Feb. 20, 1990
4813965 Brazed porous coating and improved method of joining metal with silver material Mar. 21, 1989
4581029 Blood pump Apr. 8, 1986
4573997 Right ventricular assist device Mar. 4, 1986
4468177 Diaphragm pump arrangement in which alternately expanded and contracted chambers are used independently Aug. 28, 1984
4458366 Artificial implantable blood pump Jul. 10, 1984



 
 
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