Patent ID: 9616176
Date: 2017-04-11
CPC Classifications: A61M

Claim:
1. A syringe carpule for storing, transporting, in situ mixing and delivery of a mixed buffered anesthetic solution, comprising A hollow tubular body configured to be received within the frame of a carpule syringe; At least one axially movable plunger within the tubular body and configured to be engaged and moved by a rod of the carpule syringe; A seal configured to be pierced by a rear portion of a needle coupled to the carpule syringe; A first chamber defined within the hollow tubular body filled with one of an anesthetic solution or a buffering solution during storing and transport; A second chamber defined within the hollow tubular body filled with the other of an anesthetic solution or a buffering solution during storing and transport; and A breachable separating member between the first chamber and the second chamber, wherein the separating member is configured to be breached for in situ mixing of the buffering solution and the anesthetic solution prior to delivery of material to allow for delivery of a buffered anesthetic solution, and wherein the hollow tubular body includes a second chamber body and a recess receiving the second chamber body therein, wherein the second chamber body forms the second chamber, and wherein the second chamber body further includes an annular ledge configured to abut against an end of the hollow tubular body.