MEDICAL PUNCTURE NEEDLE AND MEDICAL PUNCTURING NEEDLE UNIT

摘要

PROBLEM TO BE SOLVED: To provide a medical puncture needle which reduces pain caused by puncturing and which can secure a sufficient liquid flow rate of blood, an injection solution, or the like.;SOLUTION: In the hollow medical puncture needle 1 having a tapered cut surface for puncturing 2 formed at its distal end, an outer diameter in the neighborhood of the cut surface 2 is formed to be about 100μm and the outer diameter is gradually increased when approaching a proximal end.;COPYRIGHT: (C)2004,JPO