Cassette for a hidden injection needle
作者： Richard J. Koerner , Michael W. Burk , Corey M. Magers , John B. Slate , Andrew C. Barnes
DOI:
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摘要: A system for injecting a fluid medicament into patient includes drive mechanism, and cassette loaded with pre-filled hypodermic syringe. When the is loaded, syringe held firmly inside can be selectively engaged mechanism. The mechanism has two motors. first motor initially moves from position where its needle concealed, to extends insertion an injection. With inserted, second pushes stopper expel After injection, withdraws back concealment cassette, again hold on cassette. syringe, in combination, then removed discarded.
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