Patent ID: 6524279
Filing Date: 2003-02-25
Classification: A61M

Abstract:
A needle assembly operable for the transfer of blood from a blood vessel to a vacuum tube contained within a vacuum tube holder comprising:(a) a first needle holder having a leading end and a trailing end and a hollow conical body portion therebetween, said hollow conical body portion having a conical cavity therewithin; (b) a first hollow bore needle having a sharp beveled tip at a leading end thereof, a hub at a trailing end thereof, and a shank therebetween, said hub being disposed within said conical cavity and releasably attached to said leading end of said first needle holder; (c) a rigid tube having a leading end affixed to said hub of said first needle, a trailing end and a length therebetween, said rigid tube having an axial bore coextensive with said length; (d) a second hollow bore needle having a leading end disposed within said axial bore of said rigid tube and affixed to said trailing end of said rigid tube, said second needle having a trailing portion comprising a sharp trailing end projecting from said trailing end of said rigid tube, said trailing portion further comprising attachment means operable for releasably attaching said second needle to the vacuum tube holder.