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.

Date of Patent:
Jan. 24, 2017

Filed:

Jul. 10, 2013
Applicant:

Aesculap Ag, Tuttlingen, DE;

Inventors:

Wolfgang Sauter, Renquishausen, DE;

Manfred Dworschak, Dürbheim, DE;

Axel Wittmer, Herford, DE;

Assignee:

Aesculap AG, , DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 17/34 (2006.01); A61B 1/00 (2006.01);
U.S. Cl.
CPC ...
A61B 17/3421 (2013.01); A61B 1/00154 (2013.01); A61B 17/3474 (2013.01); A61B 17/3417 (2013.01);
Abstract

A medical insertion aid for surgical instruments and/or optical systems includes a shank forming an insertion duct, at the inner wall of which at least one groove extending in the longitudinal duct direction or being longitudinally orientated is formed. In addition or as an alternative, a medical insertion aid includes a distal end portion (axial central portion preferably in the distal end area) and a radially outwardly extending, preferably closed peripheral fluid flow inhibiting edge in the distal end portion. The inhibiting edge preferably forms at least one axially opening circular channel or groove, with the opening being directed distally and/or proximally.


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