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:
Jun. 01, 2004
Filed:
Sep. 26, 2001
Applicant:
Inventors:
Assignee:
B. Braun Melsungen AG, Melsungen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 1/900 ;
U.S. Cl.
CPC ...
A61B 1/900 ;
Abstract
The withdrawal spike comprises a piercing thorn ( ) and a housing ( ) having filter chambers for air and fluid. In a connecting piece ( ) for connection of an external device a self-closing valve ( ) is arranged. Said valve ( ) is adapted to prevent fluid from unintentionally flowing out of the withdrawal spike.