Patent · US Expired

Electro-surgical instrument

US4802476A · kind A · utility

144Cited by
3References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 1, 1987
Grant dateFeb 7, 1989
Priority date
Expiry dateJun 1, 2007

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H2300/014
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

Described is a surgical tool having a unique blade comprised of a blank made of electrically conductive material, a first insulative member, a plurality of electrically conductive members laminated to the first and insulative member and a second insulative coating. The blade acts as a capacitive device or as a resistive device depending upon the precise configuration of the second insulative coating.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.