SAFETY PEN NEEDLE WITH NON-INJECTION END PASSIVE SAFETY FEATURES

摘要

A pen needle according to the invention comprises a needle hub having a recess for a pen injector and vial. When the pen injector is loaded into the hub, the needle cannula mounted in the hub pierces the septum of the vial. A non--patient end (non-injection end) shield positioned in the hub member engages the pen injector and travels with the pen injector when the pen injector is removed, to shield the non-patient of the needle. The shield is locked into place securi ng the person administering the injection from accidental injury from the non-patie nt end of the needle.