Cesare Gianturco: Percutaneous endovascular stent and method for insertion thereof. Cook Incorporated, Woodard Weikart Emhardt & Naughton, April 8, 1986: US04580568 (1325 worldwide citation)

An endovascular stent formed of stainless steel wire of 0.018 inches diameter and arranged in a closed zig-zag pattern. The stent is compressed into a reduced size shape of an outer diameter which is many times smaller than its expanded shape. The stent is positioned in a passageway in the vascular ...

Charles T Dotter: Transluminally placed expandable graft prosthesis. Woodard Weikart Emhardt & Naughton, March 12, 1985: US04503569 (821 worldwide citation)

A transluminally placed endovascular graft prosthesis includes a helically wound coil having a generally tubular shape and is made of a shape memory Nitinol alloy having a transition temperature in the range of 115.degree.-125.degree. F. After placement within a body blood vessel and upon heating of ...

Arne Molgaard Nielsen, Rolf Gunther: Collapsible filter basket. William Cook Europe, Woodard Weikart Emhardt & Naughton, October 28, 1986: US04619246 (696 worldwide citation)

A plurality of resilient wires interconnected at their respective ends form a collapsible filter basket adapted to be introduced into a blood vessel of a patient. The basket in its expanded and relaxed state forms an apertured, elongate solid of revolution with pointed ends and has a base as measure ...

Cesare Gianturco: Expandable blood clot filter. Cook Incorporated, Woodard Weikart Emhardt & Naughton, January 22, 1985: US04494531 (492 worldwide citation)

A blood clot filter which is particularly suited for filtering emboli from blood circulating through the inferior vena cava. The filter is comprised of a number of strands of shape memory wire which are interconnected and wadded together to form a curly wire mesh. The wire strands may be substantial ...

Chester Y Sakura Jr: Anastomosis device and method. Woodard Weikart Emhardt & Naughton, July 29, 1980: US04214587 (391 worldwide citation)

A preferred embodiment of the anastomosis device comprises a cylindrical, radially resilient spring upon which is attached a number of outwardly extending barbs. The radial spring action significantly simplifies the anastomosis procedure and in addition allows the mended portion of the blood vessel ...

Hans A Timmermans: Hemostasis sheath. Cook, Woodard Weikart Emhardt & Naughton, February 7, 1984: US04430081 (352 worldwide citation)

Hemostasis cannula comprising a body having a passage therethrough adapted to receive a catheter and three side-by-side gaskets mounted in the passage. The gaskets form a seal around a catheter enclosed within the cannula. When the catheter is removed, the gaskets block air flow into the patient's b ...

Thomas A Osborne: Tear apart cannula. Cook, Woodard Weikart Emhardt & Naughton, December 22, 1981: US04306562 (302 worldwide citation)

This invention relates to a flexible cannula comprising material which tears readily in a longitudinal direction and can thus be easily removed by pulling tabs on opposite sides of the cannula apart after the catheter or other device has been inserted into the body.

Edward J Berman, George A Rowe: Method and apparatus for reducing obesity. Woodard Weikart Emhardt & Naughton, January 9, 1979: US04133315 (281 worldwide citation)

An apparatus for reducing obesity in human beings having an inflatable bag to which a flexible tube is attached. The bag is positioned in the stomach, usually by swallowing, and the tube extends up through the esophagus and out of a nasal cavity or out from the abdomen when a gastrostomy is performe ...

Lewis D Dumbauld, Gilbert L Tash: Addressable subscriber cable television system. Theta Com Division of Texscan, Woodard Weikart Emhardt & Naughton, October 2, 1984: US04475123 (220 worldwide citation)

An addressable cable television system includes a transmission cable for transmitting a plurality of television signals driven onto the cable from a head end thereof and a plurality of multiple subscriber controllers coupled to the cable for controlling reception of television signals by a plurality ...

Kermit E Lewis, Arthur S Roberts Jr: Automatic pill dispenser and method of administering medical pills. Kermit E Lewis, Woodard Weikart Emhardt & Naughton, March 4, 1986: US04573606 (214 worldwide citation)

An automatic pill dispenser for dispensing medical pills having different prescribed administration schedules includes a plurality of pill storage compartments each capable of holding more than one pill, an automatic release mechanism for dispensing pills at predetermined time intervals correspondin ...