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Syringe carpule for storing, transporting and in situ mixing of lidocaine and sodium bicarbonate and delivery of buffered anesthetic solution
Syringe carpule for storing, transporting and in situ mixing of lidocaine and sodium bicarbonate and delivery of buffered anesthetic solution
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机译:用于利多卡因和碳酸氢钠的储存,运输和原位混合以及缓冲麻醉液的输送的注射器安瓿
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摘要
A syringe carpule for storing, transporting and in situ mixing of a local anesthetic, such as lidocaine, and a buffer, such as sodium bicarbonate, and delivery of buffered anesthetic solution according to the present invention that comprises a hollow tubular body received within the frame of a carpule syringe, at least one axially movable plunger within the body and configured to be engaged and moved by a rod of the carpule syringe, a seal pierced by a rear portion of a needle coupled to the carpule syringe, a first chamber within the body filled with anesthetic solution during storing and transport, a second chamber defined within the body filled with buffering solution during storing and transport; and a breachable separating member between the first and second chamber configured to be removed for in situ mixing of the buffering and the anesthetic solutions allowing for delivery of a buffered anesthetic solution.
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