Abstract: The invention relates to a hypodermic syringe in which a hollow needle is surrounded by a protective sheathing in such a way that after the injection has been performed the protective sheathing encloses the tip of the hollow needle to provide protection.
Type:
Grant
Filed:
June 10, 1987
Date of Patent:
July 25, 1989
Assignee:
Physionic Gesellschaft fur Medizin-und, Systemtechnik GmbH
Inventors:
Ekkehard Zerbst, Tim Peters, Hans-Eberhard Koralewski