Locking articulation mechanism

Patent metadata

Field	Value
Publication number	US-9027818-B2
Application number	US-201314062114-A
Country	US
Kind code	B2
Filing date	Oct 24, 2013
Priority date	Mar 31, 2011
Publication date	May 12, 2015
Grant date	May 12, 2015

Abstract

A surgical device including a handle assembly, an elongated body extending from the handle assembly, and an articulation mechanism connected to the handle assembly and configured to selectively articulate and lock an articulable tool assembly in one or more positions is provided. The articulation mechanism includes a main shaft member mounted for rotation and connected to an articulation linkage, a locking member configured to be received about the shaft portion of the main shaft member, the locking member defining a plurality of notches, an articulation handle fixedly secured to shaft portion of the main shaft member and configured for rotation relative to the locking member, and a lug member operatively mounted on the articulation handle and including a locking tab configured to be selectively received within a notch of the plurality of notches formed in the locking member.

First claim

The invention claimed is:

1. A surgical device comprising:
a handle assembly;
an elongated body extending from the handle assembly;
a surgical tool assembly at the distal end of the elongated body; and
an articulation mechanism operably connected to the handle assembly and configured to selectively articulate the surgical tool assembly to at least one predetermined position of a plurality of predetermined positions, the articulation mechanism including:
a main shaft member…

Assignees

• Covidien Lp

Inventors

• Scirica Paul A
• Cappola Kenneth M

Classifications

• A61B17/07207 Primary

  Human Necessities · mapped topic

• A61B17/068 Primary

  Human Necessities · mapped topic

• A61B2017/00327

  Human Necessities · mapped topic

• A61B2017/2927

  Human Necessities · mapped topic

• A61B17/2909 Primary

  Human Necessities · mapped topic