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. 02, 2002
Filed:
May. 31, 2000
Kenny J. St. Romain, Plaquemine, LA (US);
Paul B. Robbins, Palo Alto, CA (US);
David J. Wright, Fremont, CA (US);
Robbins Scientific Corporation, Sunnyvale, CA (US);
Abstract
A syringe with replaceable needle assembly ( ), having a syringe barrel ( ) with a proximal end ( ), a distal end ( ), and an outer surface ( ). The syringe barrel ( ) surrounds an internal bore ( ). A plunger assembly ( ) is inserted into the syringe barrel internal bore ( ). A needle assembly ( ) has a sealing portion ( ), which is configured to be removably insertable into the internal bore ( ). The sealing portion ( ) forms a fluid-tight seal with the internal bore ( ). The needle assembly ( ) further includes a releasable locking mechanism ( ), which includes a collar ( ) having a locking flange ( ). Also disclosed is a replaceable needle assembly ( ), which releasably locks onto the outer surface ( ) of the proximal end ( ) of a syringe barrel ( ). The replaceable needle assembly ( ) includes a collar ( ), having a locking flange ( ), which engages the outer surface ( ) of the syringe barrel ( ), and releasably locks the replaceable needle assembly ( ) onto the syringe barrel ( ).