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Method and apparatus for applying an anesthetic and batericide

  • US 9,656,028 B2
  • Filed: 08/06/2014
  • Issued: 05/23/2017
  • Est. Priority Date: 03/07/2006
  • Status: Active Grant
First Claim
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1. An injection apparatus comprising:

  • a syringe, said syringe including an outer wall having a hollow interior, an upper end and a lower end, an injection needle extending from said lower end, a plunger received in said hollow interior for forcing liquid from said hollow interior through said injection needle, an adjunctive chamber sized to receive a canister, said adjunctive chamber attached to said syringe, said canister having a compressed endothermic gas therein, an actuating member for dispensing contents from the canister, and an outlet nozzle for dispensing contents from said canister along a delivery axis that intersects a delivery axis of said injection needle.

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