Patent ID: 6190364
Filing Date: 2001-02-20
Classification: A61M

Abstract:
A tip cap assembly for use with a hypodermic syringe barrel wherein the syringe barrel includes a distally projecting tip with a fluid passageway extending therethrough, said tip cap assembly comprising:a collar securely engageable around a tip of a syringe barrel;an inner cap sealingly engageable with the tip of a syringe barrel and including a cylindrically shaped side wall defining a cavity to accept the tip of a syringe barrel and a vent aperture in said side wall for preventing generation of a vacuum during removal of said tip cap assembly from the tip of a syringe barrel;an outer cap securely disposed around said inner cap and releasably engaged with said collar; andsaid assembly being configured so that said inner cap sealingly engages the tip of a syringe barrel when said collar is securely engaged around the tip of a syringe barrel, and said inner cap is disengageable from the tip of a syringe barrel in response to disengagement of said outer cap from said collar.