Dental anesthetic and delivery injection unit

A - Human Necessities – 61 – M

Patent

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Details

A61M 5/00 (2006.01) A61M 5/145 (2006.01) A61M 5/20 (2006.01) A61M 37/00 (2006.01) A61M 5/24 (2006.01) A61M 5/42 (2006.01)

Patent

CA 2302570

This invention is an improved injection device (11) including a pump, a pump control circuitry, a handpiece unit (15) with a needle for delivering a therapeutic agent to a patient, a cartridge (21) holding the agent, and a tube (19) for delivering the agent from the cartridge (21) to the handpiece (15). Preferably the cartridge (21) is disposed in a cartridge holder (17) coupled to the tube (19). A quick disconnect coupling (25) is provided between the cartridge holder (17), and the housing (33) so that it can be easily mounted thereon. The housing (33) further has a receptacle (27) for receiving, and storing the tip of die handpiece (15).

L'invention concerne un dispositif d'injection amélioré (11) qui comprend une pompe, un circuit de commande de la pompe, une pièce à main (15) pourvue d'une aiguille servant à l'apport d'un agent thérapeutique destiné à un patient, une cartouche (21) renfermant cet agent et un tuyau (19) pour acheminer l'agent depuis la cartouche (21) jusqu'à la pièce à main (15). De préférence, la cartouche (21) est disposée dans un porte-cartouche (17) relié au tuyau (19). Un raccord rapide (25), placé entre le porte-cartouche (17) et le boîtier (33), permet un montage facile du porte-cartouche sur le boîtier. Le boîtier (33) comprend également un réceptacle (27) destiné au rangement de l'embout de la pièce à main (15).

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