Patent ID: 6796968
Filing Date: 2004-09-28
Classification: A61J,A61M

Abstract:
A safety apparatus comprising:a medical needle assembly comprising a hollow bore cannula securely affixed in a hub and having a sharpened distally disposed tip to form a medical needle; a medical shield which is selectively displaced to an extended state to protectively cover the medical needle and deny access to the distally disposed tip for safety and is selectively displaced to a retracted state to permit access to the medical needle and sharpened tip for use in a medical procedure, wherein a segment which encloses said sharpened tip comprises a closure of its channel distal from the hub; and a guide having at least a portion thereof being affixed to a distal portion of the shield for movement relative thereto and being configured for slidable engagement with the needle, the guide being disposed about the cannula to assure, as the shield is displaced relative to the cannula, that the needle is directed into and out of being sheathed by said shield in such a manner that the needle tip is untouched by any part of the shield.