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Surgical scissors with bipolar distal electrodes

  • US 5,908,420 A
  • Filed: 10/03/1997
  • Issued: 06/01/1999
  • Est. Priority Date: 10/03/1997
  • Status: Expired due to Fees
First Claim
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1. A surgical scissors instrument comprising:

  • (a) first and second end effectors respectively comprising first and second electrically insulative blade elements and first and second scissors blades secured to the respective first and second insulative blade elements, the first and second scissors blades each being metal and having a distal end, at least one of the first and second end effectors configured to pivot in relation to the other of the first and second end effectors in scissors-like action;

    (b) a first bipolar electrode structure disposed longitudinally distally of the distal end of the first scissors blade on the first insulative blade element and electrically insulated from the first scissors blade, and a second bipolar electrode structure disposed longitudinally distally of the distal end of the second scissors blade on the second insulative blade element and electrically insulated from the second scissors blade; and

    (c) means for applying a voltage between the first and second bipolar electrode structures.

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