Patent · US Expired

Electrosurgical device for both mechanical cutting and coagulation of bleeding

US4651734A · kind A · utility

769Cited by
9References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 8, 1985
Grant dateMar 24, 1987
Priority date
Expiry dateFeb 8, 2005

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61B2018/00196
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

Bipolar electrical coagulation of tissue using radio-frequency energy is combined with the functions of conventional surgical pressure tissue cutting instruments without significant modification thereof in a single instrument with the result that a surgeon can perform both procedures without having to redirect his attention from the area of the surgery.

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