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:
Apr. 30, 1991
Filed:
Jun. 02, 1989
Applicant:
Inventor:
Richard A Olson, Minneapolis, MN (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
604192 ; 604263 ;
Abstract
This invention includes an external protective sheath for normally enclosing a medical needle to provide a safety protective enclosure normally surrounding the needle, but being adapted to be temporarily removed from needle enclosing protective position to expose the needle for use in penetrating a patient's blood vessel for injection of medication from a syringe or for introduction of intravenous tubing and said sheath being moveable back into protective position around the needle after use.