Cartridge with locking knife for a curved cutter stapler

Details Cartridge with locking knife for a curved cutter stapler Cartridge with locking knife for a curved cutter stapler

2007-04-24

2007-04-24

Nash, Brian (Department: 3721)

Elongated-member-driving apparatus

Surgical stapler

With means to position a mating-member in alignment with driver

C227S019000, C227S180100, C227S176100, C227S178100

Reexamination Certificate

active

11014896

ABSTRACT:
A surgical instrument adapted for applying a plurality of surgical fasteners to body tissue includes a cartridge module having a cartridge housing containing a plurality of surgical fasteners and a knife. The cartridge module includes a driver disposed to push surgical fasteners out of the cartridge housing. The instrument also includes a firing mechanism associated with the cartridge housing for ejecting the surgical fasteners and the knife from the cartridge housing. The knife includes a detent disposed to contact a mating detent of the cartridge module during longitudinal travel of the knife thereby preventing undesired forward and rearward motion of the knife. The driver includes a detent disposed to contact at least one mating detent formed on the cartridge module.

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U.S. Appl. No. 11/014,897, Replaceable Cartridge Module for a Surgical Stapling and Cutting Instrument.
U.S. Appl. No. 11/015,278, Retaining Pin Lever Advancement Mechanism for a Curved Cutter Stapler.
U.S. Appl. No. 11/014,906, Closure Plate Lockout for a Curved Cutler Stapler.
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U.S. Appl. No. 11/014,914, Slotted Pins to Guide Knife and Reduce Cutting Tags.
U.S. Appl. No. 11/014,895, Knife Refraction Arm for a Curved Cutler Stapler.

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