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Robert G Rothfuss, David K Kuhl, Federico Bilotti, Hugh Melling, Earl J Mills: Ligator. Senmed, Frost & Jacobs, August 13, 1985: US04534351 (133 worldwide citation)

A disposable ligator for applying clamping clips to veins, arteries and blood vessels. The ligator comprises a first handle terminating at its forward end in a first jaw and a second jaw and a second handle, both pivotally mounted on the first handle near the forward end thereof. The handles are shi ...


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Federico Bilotti: Cartridge and driver assembly for a surgical stapling instrument. Senmed, Frost & Jacobs, May 20, 1986: US04589582 (124 worldwide citation)

An improved cartridge and driver assembly is provided for a surgical stapling instrument of the type which drives staples through tissue to be joined and against an anvil to form the staples. The cartridge has a forming pocket or slot for each staple to be driven by a single actuation of the surgica ...


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Ronald J Brinkerhoff, Rudolph H Nobis: Multiple-load cartridge assembly for a linear surgical stapling instrument. Senmed, Frost & Jacobs, September 23, 1986: US04612933 (111 worldwide citation)

A multiple-load cartridge assembly for use with a linear surgical stapling instrument of the type which, when actuated, simultaneously implants at least one row of staples in the tissue of a patient and forms or clinches the staples of the row against the instrument anvil. The cartridge assembly com ...


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Donald D Juska: Positive feed system for a surgical ligating instrument. Senmed, Frost & Jacobs, February 25, 1986: US04572183 (102 worldwide citation)

An improved clip feed system for a surgical ligating instrument of the type having first and second clip-clamping jaws at its forward end, a pair of handles to shift the jaws between open, clip-feeding and closed, clip-clamping positions, an elongated tube-like clip magazine containing a plurality o ...


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James A Favaron: Clip stop for a surgical ligating instrument. Senmed, Frost & Jacobs, October 29, 1985: US04549544 (98 worldwide citation)

An improved clip pusher and stop system for a surgical ligator of the type having first and second clip-clamping jaws, a pair of handles to actuate the jaws, a magazine of ligating clips, a pusher track extending to the forward ends of the jaws, a pusher to transfer a clip along the pusher track fro ...


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George D K Smith, John W Peter: Surgical stapler drive apparatus. Senmed, Wood Herron & Evans, June 24, 1986: US04596350 (57 worldwide citation)

In a surgical stapler having a driver and an anvil for forming a staple in tissue, a four-bar linkage is driven by a drive cam which is at least partially curved. The curved cam provides, with the linkage, an increasing mechanical advantage for reducing forces required to operate the stapler and to ...


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William D Fox, William M Mereness: Disposable stapler. Senmed, Wood Herron & Evans, March 10, 1987: US04648542 (47 worldwide citation)

A stapler having a pistol grip which can be entirely formed as a one-piece molding, without need for separate springs, connectors or other parts. The main springs are not stressed until the trigger is pulled for the first time. Staples of a special configuration are closed by a driver having a speci ...