AN INTRODUCER NEEDLE FOR CATHETER AND INTRODUCER NEEDLE ASSEMBLY

摘要

An Introducer Needle for Catheter and Introducer Needle AssemblyAbstractThe present invention provides an introducer needle for the catheter and introducer needle assembly, comprising a notch for flashback and a crimped bump Compared with the introducer needle with the ferrule design, the introducer needle of the invention is inexpensive, and has optimal flash back flow.(Fig 2d)