An injection pen needle having a safety shield system

摘要

A safety shield system for a pen needle according to the invention has a first passive safety shield (104) for the injection end of a needle, covering the needle before and after use, and a second passive safety shield (40) for the non-injection end of the needle, covering the non-injection end of the needle before and after use, and locking in the covering position when the pen injector (190) is removed.