1
Richard A Hillstead: Endovascular stent apparatus and method. Cordis Corporation, Watts Hoffman Fisher & Heinke Co, August 15, 1989: US04856516 (899 worldwide citation)


A stent for reinforcing a vessel wall is constructed from a single elongated wire. The wire is first bent into a series of tight bends. The wire is then further bent into a sequence of loops that are connected by half hitch junctions and interconnections which are either aligned or spiral around a c ...


2
Richard A Hillstead, Bryan D Knodel: Medical instrument. Cerebral Vascular Applications, Cook Alex McFarron Manzo Cummings & Mehler, December 14, 2004: US06830174 (692 worldwide citation)


A hydraulically actuated medical instrument includes an elongated shaft having proximal and distal ends, a hydraulically actuated end effector at the distal end of the shaft and a fluid flow path extending through the shaft to the end effector. The end effector may be directly manually operated by w ...


3
Kevin F Hahnen, Richard A Hillstead, Bryan D Knodel: Medical instrument. Cerebral Vascular Applications, Cook Alex McFarron Manzo Cummings & Mehler, June 29, 2004: US06755338 (629 worldwide citation)


A hydraulically actuated medical instrument includes an elongated shaft having proximal and distal ends, a hydraulically actuated end effector at the distal end of the shaft and a fluid flow path extending through the shaft to the end effector. The shaft may be capable of an angled configuration whe ...


4
Richard A Hillstead: Mesh balloon catheter device. Cordis Corporation, Henry W Collins, Thomas R Vigil, May 1, 1990: US04921484 (589 worldwide citation)


The mesh balloon catheter device includes a catheter having a distal end and a proximal end, a tube of woven interlaced filaments forming a tubular mesh and having a proximal end connected to the distal end of the catheter and a distal end, a flush tube or fiber optic tube extending through the cath ...


5
Richard A Hillstead: Endovascular stent and method. Cordis Corporation, Watts Hoffmann Fisher & Heinke Co, August 4, 1992: US05135536 (425 worldwide citation)


A stent for reinforcing a vessel wall is disclosed. The stent is constructed from a single elongated wire. The wire is first bent into a series of tight bends. The wire is then rolled around a mandrel to create junctions of wire which are permanently adhered. The completed stent forms a cylindrical ...


6
Richard A Hillstead: Apparatus and method for placement of a stent within a subject vessel. Cordis Corporation, Watts Hoffmann Fisher & Heinke, April 3, 1990: US04913141 (384 worldwide citation)


A stent delivery system and method. A stent is routed to a desired position within a vessel within a subject. A delivery wire is routed out an opening in a delivery catheter and looped over a portion of the stent and then routed back inside the delivery catheter. At an extreme distal end of the sten ...


7
Richard A Hillstead, Bryan D Knodel: Medical instrument. Cerebral Vascular Applications, Cook Alex McFarron Manzo Cummings & Mehler, March 17, 2009: US07503474 (300 worldwide citation)


A hydraulically actuated medical instrument includes an elongated shaft having proximal and distal ends, a hydraulically actuated end effector at the distal end of the shaft and a fluid flow path extending through the shaft to the end effector. The end effector may be directly manually operated by w ...


8
Richard A Hillstead: Dilatation balloon within an elastic sleeve. Cordis Corporation, Henry W Collins, Thomas R Vigil, May 26, 1992: US05116318 (298 worldwide citation)


The stent placement dilation balloon assembly comprises a catheter having a distal end, a distal end portion, and a proximal end, a balloon mounted to, about, and around the distal end portion of the catheter which has at least one opening therein communicating with the interior of the balloon, and, ...


9
Richard A Hillstead: Medical instrument valve. Cordis Corporation, Pigott & Gerstman, January 17, 1989: US04798594 (281 worldwide citation)


A hemostasis valve is provided for catheters or the like, comprising an elastomeric partition valve secured in a housing. A linear slit extends through the partition valve between the major faces thereof. By this invention, the slit defines a line at each major face, with the respective lines at the ...


10
Richard A Hillstead: Medical instrument valve. Cordis Corporation, Gerstman & Ellis, January 23, 1990: US04895565 (248 worldwide citation)


A hemostasis valve is provided for catheters or the like, comprising an elastomeric partition valve secured in a housing. A linear slit extends through the partition valve between the major faces thereof. By this invention, the partition of the valve has at least one concave face through which the s ...



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