US Patent 7179244 Resettable safety shield for medical needles

A medical needle shield apparatus is provided that includes a needle hub having an outer needle cannula extending therefrom. An inner needle is disposed for slidable movement with the outer needle cannula. At least one shield is extensible from a retracted position to an extended position to enclose a distal end of the inner needle. The shield includes a binding member disposed within the shield and defines binding surfaces that form an aperture configured for slidable receipt of the inner needle. The binding member includes a binding member reset surface aligned with a hub reset surface for engagement therewith to allow reuse of a shielded needle apparatus.