1
Larry W Blake: Opening mechanism for umbrella-like intravascular shunt defect closure device. American Hospital Supply Corporation, February 15, 1977: US04007743 (654 worldwide citation)

The pivotable struts of an umbrella-like shunt defect closure device are resiliently biased from a collapsed position to an expanded position by resilient and foldable flat ring sections which extend between the struts when the struts are in their expanded positions but which are folded between the ...


2
Alain F Carpentier, Ernest Lane: Supported bioprosthetic heart valve with compliant orifice ring. American Hospital Supply Corporation, Tilton Fallon Lungmus & Chestnut, August 15, 1978: US04106129 (568 worldwide citation)

A supported bioprosthetic heart valve in which the supporting stent is capable of annular deformation and also of limited perimetric expansion and contraction during heart operation. The stent includes a wire frame composed of a single flexible wire preformed to define inverted U-shaped commissure s ...


3
David C Auth, Eric A Opie, Dale M Lawrence: Multipolar electrosurgical device and method. American Hospital Supply Corporation, Perman & Green, August 6, 1985: US04532924 (550 worldwide citation)

A multipolar electrosurgical device is described for use in neurosurgery or through the channel of an endoscope or other precision surgery procedures. The device is formed with an insulative probe body, which, in the described embodiment, is sized to pass through a channel of an endoscope to enable ...


4
Lawrence W Blake, Clement E Lieber, Harold J C Swan, William Ganz: Multipurpose flow-directed catheter. American Hospital Supply Corporation, Lee R Schermerhorn, December 7, 1976: US03995623 (461 worldwide citation)

The catheter is flow-directed through the heart of the patient by a balloon on its distal end to pass through the right atrium, right ventricle and into the pulmonary artery. A through lumen in the catheter tube is open at the distal end to monitor blood pressures in the pulmonary artery or a branch ...


5
Todd D Campbell, Aws S Nashef: Method of producing prostheses for replacement of articular cartilage and prostheses so produced. American Hospital Supply Corporation, Bernard Rothwell & Brown, December 9, 1986: US04627853 (343 worldwide citation)

Prostheses useful for articulating cartilage replacement, and which are attached to host bone without the use of cements, are derived from bone. Allogenic or xenogenic bone segments are machined into the desired shape and differentially demineralized. The completely demineralized portion has a spong ...


6
Ernest Lane: Method of leaflet attachment for prosthetic heart valves. American Hospital Supply Corporation, Gordon L Peterson, February 26, 1985: US04501030 (335 worldwide citation)

A prosthetic heart valve including a frame having a plurality of commissure supports, a plurality of resilient supports, and a plurality of valve leaflets. The valve leaflets are attached to the resilient supports, and the resilient supports lie radially outwardly of the commissure supports, respect ...


7
Robert S Schwartz, Ronald R Pfister: Medical instrument for locating and removing occlusive objects. American Hospital Supply Corporation, Tilton Fallon Lungmus Chestnut & Hill, September 6, 1977: US04046150 (303 worldwide citation)

An instrument particularly useful for locating and removing ureteral calculi and other occlusive objects from body passages. The instrument includes a flexible tube or sheath which slidably receives a tightly-twisted multi-stranded cable of a length greater than that of the tube, the cable having an ...


8
Ralph M Kerns, Bernardino Rubalcaba Jr, Donald E Bobo, Kenneth W Rake, Robert R Weyant: Centrally managed modular infusion pump system. American Hospital Supply Corporation, Weissenberger & Peterson, July 12, 1988: US04756706 (291 worldwide citation)

A plurality of infusion pump modules are detachably connected to a portable central management unit. The modules can be programmed by the central management unit, and their operating information displayed by the central management unit, when they are connected to it; yet the modules, once programmed ...


9
Matthew W Bootman, Ronald K Yamamoto: Self-sealing subcutaneous injection site. American Hospital Supply Corporation, Roger A Williams, September 24, 1985: US04543088 (276 worldwide citation)

A self-sealing subcutaneous injection site for implantation in the body includes a housing having a bottom wall and a generally resilient dome-shaped wall which defines an interior chamber within the housing. The interior chamber has a durometer and shape for providing compressive forces within the ...


10
Alain Carpentier, Sophie Carpentier, Aws S Nashef: Implantable biological tissue and process for preparation thereof. American Hospital Supply Corporation, Bernard Rothwell & Brown, March 10, 1987: US04648881 (267 worldwide citation)

A process for the preparation of implantable biological tissue, and in particular bioprosthetic heart valves, which are prone to calcification after implantation. The process includes treatment of tissue with solutions prior to implantation which have been found effective in reducing calcification o ...