1
Robert Jarvik: Virtual reality exercise machine and computer controlled video system. November 26, 1996: US05577981 (486 worldwide citation)

This invention relates to computer controlled exercise machines and provides the user with a wide variety of interactive exercise options controlled by software. A virtual reality hybrid of virtual and real environments is provided which permits the user to perform significant physical exertion by a ...


2
Robert Jarvik: Artificial hearts with permanent magnet bearings. April 16, 1996: US05507629 (203 worldwide citation)

Highly-miniaturized rotary artificial hearts small enough to be implanted within the natural heart are provided. The entire radial load of a high-speed pump rotor and most of the axial load is carried by a radially stable arrangement of high-energy-product permanent magnets. The rotor is fully suspe ...


3
Robert Jarvik: High reliability cardiac assist system. March 25, 1997: US05613935 (193 worldwide citation)

A high reliability cardiac assist system is provided for permanent use. An electric motor having dual sets of coils rotates the impeller of an intraventricular axial flow pump in the preferred embodiment. The dual motor coils are powered by separate redundant battery and electronics systems configur ...


4
Robert Jarvik: Cannula pumps for temporary cardiac support and methods of their application and use. December 27, 1994: US05376114 (133 worldwide citation)

A cannula pump is provided which incorporates a miniature rotary pump into a cardiac cannula of essentially the same size as currently utilized with routine cardiopulmonary bypass. The pump may be inserted via a single small incision in the heart to obtain both inflow and outflow cannulation simulta ...


5
Robert Jarvik: Two-stage cardiomyoplasty. February 18, 1997: US05603337 (109 worldwide citation)

Heart failure may be treated by grafting a skeletal muscle around the heart in a procedure called cardiomyoplasty. The muscle graft is stimulated to contract in synchrony with the heart by a burst stimulator, and the procedure has been shown to have some benefits. However, the operative and early mo ...


6
Robert Jarvik, Daniel E Alesi: Cardiac support device. Robert Jarvik, United States Surgical Corporation, December 22, 1998: US05851174 (101 worldwide citation)

An apparatus for pumping blood includes an elongated housing dimensioned to be at least partially positioned within the heart of a patient, a rotating member supported for rotational movement within the elongated housing and a drive mechanism for imparting rotational movement to the rotating member. ...


7
Robert Jarvik: Cannula pumps for temporary cardiac support and methods of their application and use. July 7, 1998: US05776190 (101 worldwide citation)

A cannula pump is provided which incorporates a miniature rotary pump into a cardiac cannula of essentially the same size as currently utilized with routine cardiopulmonary bypass. The pump may be inserted via a single small incision in the heart to obtain both inflow and outflow cannulation simulta ...


8
Robert Jarvik, Daniel E Alesi, John F Klinger, Robert J Geiste, Steven R Day, Keith Payea, Kenneth G Hammerquist, Steven J Stern, Francis X Kaczynski, Mark Howansky, Deborah M Cashin: Circulatory support system. United States Surgical Corporation, April 6, 2004: US06716189 (94 worldwide citation)

A method for providing at least partial bypass of the heart to supplement the pumping function of the heart to thereby enable the surgeon to perform various surgical procedures thereon includes providing a circulatory assist system having a portable extracorporeal axial flow pump with a pump housing ...


9
Robert Jarvik: Cannula pumps for temporary cardiac support and methods of their application and use. May 26, 1998: US05755784 (88 worldwide citation)

A cannula pump is provided which incorporates a miniature rotary pump into a cardiac cannula of essentially the same size as currently utilized with routine cardiopulmonary bypass. The pump may be inserted via a single small incision in the heart to obtain both inflow and outflow cannulation simulta ...


10
Robert Jarvik: Hybrid flow blood pump. October 20, 1998: US05824070 (85 worldwide citation)

A novel hydrodynamic blood pump with a very clean flow path free of outflow stator blades which have been found to be a site of blood clot formation is introduced. The invention combines an axial flow pump impeller with a bladeless volute structure typical of centrifugal pumps to obtain a miniaturiz ...



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