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:
Oct. 08, 2013
Filed:
Apr. 08, 2009
Applicants:
Andreas Katerkamp, Melsungen, DE;
Volker Schumacher, Bad Waldsee, DE;
Robert Klug, Eichstetten, DE;
Martin Sippel, Melsungen, DE;
Inventors:
Andreas Katerkamp, Melsungen, DE;
Volker Schumacher, Bad Waldsee, DE;
Robert Klug, Eichstetten, DE;
Martin Sippel, Melsungen, DE;
Assignee:
B. Braun Melsungen AG, Melsungen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 5/32 (2006.01);
U.S. Cl.
CPC ...
Abstract
A spinal cannula with a needle hub having a transparent area for observing the liquor flowing through a hollow cavity of the needle hub. A structure for refracting or reflecting rays of light is provided in or at the transparent area of the needle hub. The structure for refracting or reflecting rays of light may be formed as one or more prisms.