Circular Stapling Instrument

摘要

A circular stapling instrument including a stapling forming assembly that is actuated independently from actuation of the cutting assembly is provided. The instrument includes a handle assembly, an elongate body extending from the handle assembly, a cartridge assembly mounted on a distal end of the elongate body. The cartridge assembly includes a pusher assembly and a knife assembly. The knife assembly is selectively fixed relative to the pusher assembly.

主权项

1. A circular stapler comprising:
a handle assembly; an elongate body extending from the handle assembly; and, a cartridge assembly mounted on a distal end of the elongate body, the cartridge assembly including a pusher assembly and a knife assembly, wherein the knife assembly is selectively fixed relative to the pusher assembly for independent movement relative to the pusher assembly, the knife assembly being initially detached from the pusher assembly in a first stroke, and subsequently attached to the pusher assembly in a second stroke.