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Blister syringe with optional bifurcated guard

  • US 6,585,693 B1
  • Filed: 07/30/2001
  • Issued: 07/01/2003
  • Est. Priority Date: 07/30/2001
  • Status: Expired due to Fees
First Claim
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1. A syringe for use with a target surface to be injected, comprising:

  • a needle comprising a sharpened distal end, a proximal end, and a fluid channel therebetween;

    a primary cavity in fluid communication with said fluid channel, said primary cavity comprising at least one deformable wall;

    a first flexible guard comprising a first base and a first tip, said first base substantially fixed relative to said needle, and said first tip extending past said sharpened distal end; and

    a second flexible guard comprising a second base and a second tip, said second base substantially fixed relative to said needle, and said second tip extending past said sharpened distal end;

    wherein said sharpened distal end resides substantially between and behind said first tip and said second tip when the syringe is not in use; and

    wherein said first tip and said second tip make contact the with target surface to be injected prior to said sharpened distal end when the syringe is in use.

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