×

Surgical instrument

  • US 20060111711A1
  • Filed: 11/30/2005
  • Published: 05/25/2006
  • Est. Priority Date: 02/08/2000
  • Status: Abandoned Application
First Claim
Patent Images

1. A bipolar radio frequency electrosurgical instrument comprising at least first:

  • and second electrodes, each of the first and second electrodes having a tissue-treatment region wherein, in use, current flows in a pathway from the tissue-treatment region of one electrode to the tissue-treatment region of the other electrode, and at least one dielectric element made of a dielectric material, the dielectric element having a tissue-contacting portion and being positioned in the current pathway between the tissue-treatment regions of the first and second electrodes, the dielectric element having a reactive impedance of less than 3,000 ohms/sq.mm. at 450 kHz.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×