Patent · US Expired

Endoscopic closure inspection device

US5403264A · kind A · utility

157Cited by

10References

12Claims

0Family size

Assignee

Ethicon, Inc. · US

Inventors

Udo Wohlers · Hamburg, DE
Jean-Pierre Kinet · Bethesda, US
Dale R. Schulze · Lebanon, US
Kirsten Huss · Ahrensburg, DE

Key dates

Filing date	Aug 31, 1993
Grant date	Apr 4, 1995
Priority date	—
Expiry date	Aug 31, 2013

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61M39/0247
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

An endoscopic inspection closure is described which has a guide device preventing the puncture incision created by a trocar obturator and cannula from closing and a closure device which fits within the guide device. The closure device is removable after the initial endoscopic operation, for observation of healing and introduction of endoscopic surgical instruments.

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