Surgical stapler apparatus with improved staple pockets

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5480089
SERIAL NO

08293235

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An apparatus is disclosed for driving one or more U-shaped surgical staples through body tissue and against an anvil to deflect, crimp, or clinch the ends of the staple legs and thereby secure the tissue. The apparatus has an anvil with a plurality of staple pockets in the surface of the anvil. Each staple pocket has a first and a second staple leg forming cup. At least one channeling surface is disposed around a perimeter of each of the staple leg forming cups to guide the staple legs into the staple leg forming cups. The channeling surfaces have a substantially lemniscate shape.

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First Claim

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Patent Owner(s)

  • UNITED STATES SURGICAL CORPORATION

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Blewett, Jeffrey J Plantsville, CT 83 27773

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