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Auto-injector

  • US 20040039336A1
  • Filed: 06/13/2003
  • Published: 02/26/2004
  • Est. Priority Date: 12/14/2000
  • Status: Active Grant
First Claim
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1. Device for auto-injection of a dose of medicament, comprising a housing (10) arranged to contain a medicament container (24) therein and comprising a contact part (18, 20) intended to be applied against an injection site, a needle cover (18, 20) surrounding a needle arranged to the medicament container and extending at least the length of the needle, spring means (76, 82) capable of, upon activation, pushing the needle past the end (20) of the needle cover as well as operating said medicament container to supply the dose of medicament, first locking means (46, 58, 62, 78) capable of locking said spring means in a pressurised state, first activating means (54, 58) capable of, upon manual operation, releasing said spring means for injection, characterised by a second locking means (56, 68, 70) capable of locking said first activating means and a second activating means (16, 18, 46), capable of releasing said second locking means when said contact part is exposed to pressure.

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