The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 12, 1992
Filed:
Jun. 07, 1991
Applicant:
Inventor:
Siegfried Hiltebrandt, Knittlingen, DE;
Assignee:
Richard Wolf GmbH, Knittlingen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
604264 ; 604167 ;
Abstract
The invention relates to a trocar sleeve for guiding endoscopes and instruments which can be exchanged for a trocar, the tube of the trocar sleeve being connected proximally to a handle part and being closable. The proximal end face of the handle part is covered by a closure part which can be adjusted by hand transversely to the tube axis and has at least one hole with an introduction support connected to it. The or each hole of the closure part can be covered by the tube channel as a result of appropriate rotation of the closure part.