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Safety needle with collapsible sheath

  • US 20030114797A1
  • Filed: 12/16/2002
  • Published: 06/19/2003
  • Est. Priority Date: 12/17/2001
  • Status: Active Grant
First Claim
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1. In combination, a housing;

  • a needle extending from said housing;

    a cap concentrically disposed over said needle and being movable relative to said needle from a first position with said needle extending therethrough to a second position with an end of said needle disposed therein in sealed relation; and

    a non-resilient tubular sheath of plastic concentrically disposed on and about said needle in a collapsed state and secured to and between said housing and said cap, said sheath being longitudinally extendable from said collapsed state to an extended state in response to movement of said cap from said first position to said second position thereof.

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