Differential fixed composition for a rotation power type surgical instrument

Title:

Differential fixed composition for a rotation power type surgical instrument

Document Type and Number:

Japanese Patent JP6117354

Kind Code:

B2

Abstract:

Differential locking systems for a surgical instrument that includes a surgical end effector that is powered by a rotary drive shaft assembly that is movable between a plurality of discrete axial positions. In various forms, at least one retention formation is provided on the rotary drive shaft assembly that corresponds to each one of the discrete axial position. At least one lock member is operably supported relative to rotary drive shaft assembly for retaining engagement with the at least one of the retention formations when the rotary drive shaft assembly is moved to the discrete axial positions associated therewith.

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Inventors:

Shelton Frederick E The Force
Morgan Jerome Earl
Baxter Chester O The Third

Application Number:

JP2015520316A

Publication Date:

April 19, 2017

Filing Date:

June 20, 2013

Export Citation:

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Assignee:

Ethicon Endo-Surgery,Inc.

International Classes:

A61B34/37; A61B17/072; A61B17/29; A61B17/32

Domestic Patent References:

JP2007216012A
JP200117386A
JP2007537025A

Foreign References:

US7303502
US6663641

Attorney, Agent or Firm:

Konobu Kato
Takafumi Oshima

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