An auto-injector for dispensing a predetermined dose of medicament is disclosed. The auto-injector includes a needle cover operative to engage an injection site. The needle cover is configured to move from a retracted position prior to a medicament dispensing operation to an extended locked position...http://www.google.es/patents/US20080051715?utm_source=gb-gplus-sharePatente US20080051715 - AUTOMATIC INJECTOR WITH KICKBACK ATTENUATION
Número de solicitud: 11/923,729 Número de publicación: US 2008/0051715 A1 Fecha de presentación: 25 Oct 2007 Patente emitida: US7794432 ( Fecha de emisión 14 Sep 2010)
