Articulation mechanism for surgical instrument

Details Articulation mechanism for surgical instrument Articulation mechanism for surgical instrument

A - Human Necessities

61

B

A61B 17/00 (2006.01) A61B 17/068 (2006.01)

Patent

CA 2639439

An articulating elongate surgical instrument includes a handle assembly, an elongated body portion, a tool assembly pivotally supported on the distal end of the elongated body portion. The elongate surgical instrument includes as well an articulation mechanism to effect the movement of the tool assembly, the articulation mechanism including a pivot member operatively coupled to the tool assembly. The elongated body includes at least one articulation drive member having at least one retaining surface therein; a firing rod disposed adjacent the articulation drive, with an articulation locking actuating surface disposed upon the firing rod; and an articulation locking means configured to selectively engage and disengage from the actuating surface and to selectively engage and disengage from the retaining surface of the articulation drive member.

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