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Safety needle

  • US 20030120222A1
  • Filed: 01/29/2002
  • Published: 06/26/2003
  • Est. Priority Date: 01/31/2001
  • Status: Active Grant
First Claim
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1. A safety needle comprising a housing;

  • a blunt cannula mounted in and extending from said housing;

    a slider movably mounted in said housing and on said blunt cannula for movement between a locked position and an unlocked position;

    a needle mounted in and extending from said slider in concentric relation to said blunt cannula, said needle having a sharpened end projecting beyond said blunt cannula in said locked position of said slider and retracted over said blunt cannula in said unlocked position of said slider;

    a spring in said housing for biasing said slider from said locked position towards said unlocked position;

    a manually operated actuator movable between a first position blocking movement of said slider from said locked position to said unlocked position and a second position allowing movement of said slider from said locked position to said unlocked position under a biasing force of said spring.

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