Patent · US Active

Bipolar surgical instrument

US11224476B2 · kind B2 · utility

0Cited by

69References

15Claims

0Family size

Assignee

Covidien LP · US

Inventors

Weijiang Ding · Shanghai, CN
Peixiong Yi · Shanghai, CN
Xiucheng Shen · Shanghai, CN
Duane E. Kerr · Loveland, US
Sarfraz Ahamed Syed · Shanghai, CN

Key dates

Filing date	Dec 6, 2019
Grant date	Jan 18, 2022
Priority date	—
Expiry date	Jan 30, 2040

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B2018/1495
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A bipolar forceps includes a mechanical forceps including first and second shafts each having a jaw member extending from a distal end thereof and a handle disposed at a proximal end thereof for effecting movement of the jaw members relative to one another about a pivot. A disposable housing is configured to releasably couple to at least one of the shafts and an electrode assembly is configured to releasably couple to the disposable housing. The electrode assembly includes electrodes releasably coupleable to the jaw members. At least one of the electrodes includes a knife channel configured to receive a knife blade therethrough to cut tissue grasped between the jaw members. An actuation mechanism is configured to selectively advance the knife blade through the knife channel to cut tissue.

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