Patent · US Expired

Fluid control electrosurgical device

US4872454A · kind A · utility

43Cited by
5References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 7, 1989
Grant dateOct 10, 1989
Priority date
Expiry dateFeb 7, 2009

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61B2018/00934
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A control device for use with an electrical appliance. The device comprises a handpiece having at least one exhaust port which is connected to positive fluid pressure source. Blocking of the exhaust port will operate an appropriate switch means for controlling the electrical appliance.

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