Surgical stapler fastening device with adjustable anvil

US8469252B2 · kind B2 · utility

Assignee

• Ethicon Endo-Surgery, Inc. · US

Inventors

• Matthew D. Holcomb · Lebanon, US
• Jason L. Harris · Lebanon, US
• Michael J. Stokes · Cincinnati, US
• Mark S. Zeiner · Milford, US
• Jonathan O'Keefe · Scituate, US
• Keith D. Boudreau · Beverly, US
• Jeffrey C. Cerier · Franklin, US

Key dates

• Filing date: Jan 28, 2011
• Grant date: Jun 25, 2013
• Expiry date: Jul 28, 2031

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61B2017/0725
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

A fastener applying device including a staple housing having a proximal end attached to a handle, a distal end, and a longitudinal axis therebetween. There is at least one fastener within the housing. The device also includes an anvil movable within the staple housing. The anvil has a proximal position and a distal position, wherein when in the distal position a distal end of the anvil extends distal to the distal end of the staple housing by a distance. The device also includes an adjustment nut connecting the staple housing to the handle. Rotation of the adjustment nut changes the distance.