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IMPROVED AUTOINJECTOR SUPPORTING THE SYRINGE AT THE FRONT

  • US 20100152655A1
  • Filed: 01/17/2007
  • Published: 06/17/2010
  • Est. Priority Date: 01/23/2006
  • Status: Active Grant
First Claim
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1. An autoinjector comprising a housing in which can be mounted a syringe comprisinga barrel for holding a volume of medicament,a needle at one end of the barrel in fluid communication with the medicament,a plunger axially-moveable in the barrel to a forwardmost position, the autoinjector further comprisinga needle sheath which seals the forwardmost end of the needle to maintain sterility of the medicament within the barrel whereby, in use, the needle sheath must be removed from the needle immediately prior to actuating the autoinjector;

  • anda syringe support means for supporting the barrel at an axial location at or forward of the forwardmost position of the plunger and having a reaction surface for the syringe, whereby in use said reaction surface provides an axial compressive force on said barrel when a forward axial force is applied to the plunger.

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