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Apparatus and method for preforming anastomosis fastener securement of hollow organs

  • US 5,188,638 A
  • Filed: 02/06/1992
  • Issued: 02/23/1993
  • Est. Priority Date: 02/06/1992
  • Status: Expired due to Term
First Claim
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1. Apparatus for performing anastomosis on hollow organs comprising:

  • an annular hollow sleeve shaped fastener securing anvil formed in size and shape to annularly encompass the outer periphery of a first hollow organ adjacent a severed end thereof to be anastomosed to a severed end or side of a second hollow organ, said anvil having a plurality of prepositioned and annularly disposed fastener securing means on the exterior thereof;

    an anastomotic surgical fastener driving instrument unattached to said anvil and having opposing clamp jaws, the interior annular combined contours of said jaws when clamped together form an annulus, and conform to outer annular contours of said anvil for annularly confining therebetween for anastomosis a cuff portion formed from a first hollow organ end everted over said anvil in intimal coaptation with an end or side portion of a second hollow organ positioned over the cuff formed on the first organ end;

    guide means on said anvil and jaw for keying said jaws, when clamped, in predetermined alignment with said anvil;

    fastener cartridge means retained in at least one of said jaws with fasteners prepositioned along the inside thereof for cooperation with said fastener securing means on said anvil for securing said fasteners when driven inwardly toward said anvil; and

    fastener driving means on said instrument for driving said fasteners inwardly through intimal coaptating hollow organ portions for securing by said fastener securing means on said anvil.

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