Marty L. Stout,Weston F. Harding,S. Ray Isaacson,Yiping Ma,Austin Jason McKinnon
申请号：
US13042154
公开号：
US08679063B2
申请日:
2011.03.07
申请国别(地区):
US
年份:
2014
代理人:
摘要：
A system for controlling fluid flow in a catheter assembly is disclosed herein. An intravenous catheter assembly has a catheter adapter and a needle hub, and the catheter adapter has an inner lumen. A septum is disposed within a portion of the inner lumen, and a slit is formed through the septum. A Parylene coating is disposed within the slit of the septum, the Parylene coating has a thickness of between approximately 0.00005 to 0.0005 millimeters. An introducer needle has a first end coupled to the needle hub and the second end extending through the inner lumen of the catheter adapter. A middle portion of the introducer needle is positioned within a portion of the septum.
