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Content-coded medical syringe, syringe set and syringe content identification method

  • US 20040186437A1
  • Filed: 03/20/2003
  • Published: 09/23/2004
  • Est. Priority Date: 03/20/2003
  • Status: Abandoned Application
First Claim
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1. A content-coded syringe for medical use, comprising:

  • a generally tubular body having an open end adapted to receive a plunger, a partially closed end adapted to receive a needle assembly, and a central barrel portion extending between said open end and said partially closed end, said barrel portion defining a fluid chamber adapted to act as a reservoir to receive and hold syringe content, and said open end, said partially enclosed end and said barrel portion being arranged in substantially coaxial alignment;

    a plunger slidably disposed in said syringe body, said plunger having a tip end adapted to displace syringe content relative to said partially closed end of said body, a base end adapted to be actuated during use of said syringe, and a stem extending between said tip end and said base end; and

    a content code corresponding to a syringe content type to be introduced into said syringe, said content code being permanently and directly formed on said body, said plunger or both, and selected from a set of content codes used on other syringes of like design that are adapted to receive other syringe content types.

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