Re-useable auto-injector with filling means

Details Re-useable auto-injector with filling means Re-useable auto-injector with filling means

A - Human Necessities

61

M

A61M 5/178 (2006.01) A61M 5/20 (2006.01)

Patent

CA 2729135

An injection device having a first sub-assembly (110) comprises a housing (111) and a chamber (112). The cham-ber is disposed within the housing and has proximal and distal ends, an inner surface and an exit aperture (114). The sub-assembly comprises a stopper (113) movably disposed within the chamber. The stopper has an outer surface substantially in contact with the inner surface about its perimeter. The sub-assembly comprises a port (118) adapted to receive a container (1199) containing a flu-id. The stopper is fixed with respect to the housing and movement of the port causes movement of the exit aperture in relation to the stopper.

L'invention concerne un dispositif d'injection ayant un premier sous-ensemble (110) qui comprend un logement (111) et une chambre (112). La chambre est installée à l'intérieur du logement et a des extrémités proximale et distale, une surface interne et un orifice de sortie (114). Le sous-ensemble comprend un bouchon (113) disposé mobile à l'intérieur de la chambre. Le bouchon présente une surface externe venant sensiblement en contact avec la surface interne sur son périmètre. Le sous-ensemble comprend un port (118) conçu pour recevoir un récipient (1199) contenant un liquide. Le bouchon est fixe par rapport au logement et le mouvement du port entraîne celui de l'ouverture de sortie par rapport au bouchon.

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