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SYRINGE ADAPTOR FOR USE WITH A WET/DRY MIXING VIAL

  • US 3,796,218 A
  • Filed: 03/28/1972
  • Issued: 03/12/1974
  • Est. Priority Date: 03/28/1972
  • Status: Expired due to Term
First Claim
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1. A syringe adaptor for use with a wet/dry mixing vial having two chambers therein separated from one another by a displaceable plug and each containing a different material to be admixed with the other, comprising an elongate tubular body open at one end, means on said open end to receive and hold a cannula therein, a substantially conically shaped end wall closing the other end of the body, an axially extending opening through said end wall communicating with the hollow interior of the body, an elongate, solid piercing tip integral at one end thereof with said end wall and extending axially outwardly therefrom to a point at the other end thereof, a plurAlity of axially extending, circumferentially spaced reinforcing ribs on said piercing tip and tapering inwardly from said end wall toward said point, and radially outwardly extending finger grip means on said tubular body between the ends thereof.

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