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. 08, 1986
Filed:
Feb. 12, 1985
David H Kuntz, Los Angeles, CA (US);
Other;
Abstract
A one-time-use, disposable hypodermic syringe assembly in pre-packaged, pre-injection arrangement is provided and comprises: a plastic syringe barrel with a hypodermic needle mounted in its forward injection delivery end, the injection point of such needle projecting outwardly and forwardly of the barrel and the butt end of such needle projecting rearwardly within the barrel; a medicament-filled ampule positioned within the syringe barrel and having a pierceable diaphragm closure at its forward end and a piston-type stopper at its rearward end; and a plunger removably mounted on the outside of the syringe barrel and providing means while so mounted for locking the ampule, at its diaphragm closure end, out of piercing contact with the rearwardly extending butt end of the hypodermic needle, the plunger having means for connecting with the piston-type stopper of the ampule for use in moving the ampule, after removal of the plunger from its ampule-locking position on the syringe barrel, forwardly to effect piercing of the diaphragm by the butt end of the needle and thereafter in moving the piston-type stopper within the ampule to express medicament out of the ampule and through the needle for injection purposes.