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Seal & cut electrosurgical instrument

  • US 6,174,309 B1
  • Filed: 02/11/1999
  • Issued: 01/16/2001
  • Est. Priority Date: 02/11/1999
  • Status: Expired due to Term
First Claim
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1. An electrosurgical instrument for tissue surgery, such instrument comprising an elongated surgical tool having a handle, a body and a jaw assembly, the handle and body being operable to position the jaw assembly about an intended site for cutting through tissue at the site, and wherein the jaw assembly includesan electrosurgical cutting member, and a clamping assembly formed of opposed jaw members and effective for clamping a plane region of tissue adjacent to a cut line, positioning the tissue against the cutting member along said cut line, said clamping assembly further including electrosurgical sealing electrodes for heating said plane region to seal along the length of a cut and said electrosurgical cutting member being movably biased against the cut line so that the cutting member automatically severs the tissue clamped in said plane region.

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