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Injection Device for Administering a Vaccine

  • US 20070293826A1
  • Filed: 02/17/2005
  • Published: 12/20/2007
  • Est. Priority Date: 02/17/2004
  • Status: Active Grant
First Claim
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1. A manually-powered injection device for painless inter-muscular injection of an injectable liquid composition from with a reservoir, comprising:

  • a) a housing having a base for semi-permanent attachment to the skin of a patient, b) an injection needle disposed substantially perpendicular to the base and within the housing, the needle having an injection end, and configured for axial movement manually between a first position wherein the injection end is within the housing and a second position wherein the injection end extends outwardly from the base to a distance sufficient for intramuscular insertion thereof, the injection needle having an outside diameter greater than 0.10 mm and less than about 0.38 mm, c) a means for retaining a reservoir containing an injectable liquid composition, d) a means for providing liquid communication between the retained reservoir and the injection needle, and e) a means for injecting the injectable liquid composition from the retained reservoir through the needle.

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