Patent ID: 6500129
Filing Date: 2002-12-31
Classification: A61B,A61M,Y10S

Abstract:
A blood sample collection assembly operable in a normal mode and convertible to a retraction mode, comprising:a first chamber forming a hollow nozzle located at the distal end of said first chamber and opening into the interior of said first chamber; a vacuum tube chamber connected to said first chamber and positioned substantially orthogonal to said first chamber, said vacuum tube chamber having an open end for receiving a vacuum tube; a needle holder carrying a first hollow needle on the distal end thereof and carrying a second hollow needle substantially orthogonal to said first hollow needle, said second hollow needle being in fluid communication with said first hollow needle, said second hollow needle extending into said vacuum tube chamber, said needle holder being slidably mounted in said first chamber, said needle holder being detachably engaged to said first chamber with the distal portion of said needle holder being disposed within said nozzle of said first chamber during the normal mode; and retraction means for disengaging said needle holder from said first chamber to switch the assembly from the normal mode to the retraction mode and for retracting said needle holder into the first chamber such that said first needle is concealed within said first chamber.