A - Human Necessities – 61 – M
Patent
A - Human Necessities
61
M
A61M 5/20 (2006.01)
Patent
CA 2733766
An autoinjector comprising: a first chamber (40) for containing a dry- component of a medicament; a second chamber (50) for containing a wet component of a medicament; an axially- slidable stopper (41) intermediate said first and second chambers; an injection needle (32) in fluid communication with said first chamber; and a transfer needle (51) initially disposed axially forward of said stopper, the transfer needle having a longitudinal axial bore therethrough, a closed forward or proximal end, an open rear or distal end and a radial aperture intermediate said proximal and distal ends and in fluid communication with said longitudinal axial bore; wherein said transfer needle is capable of penetrating said stopper to establish fluid communication between said first and second chambers via said bore and radial aperture to enable said wet component to mix with said dry component and wherein said injection needle is capable of delivering the mixed dry and wet components of the medicament to an injection site.
Auto-injecteur comprenant les éléments suivants: première chambre (40) contenant la composante sèche d'un médicament, seconde chambre (50) comprenant la composante liquide d'un médicament, butée à coulissement axial (41) entre la première et la seconde chambre; aiguille d'injection (32) en communication fluidique avec ladite première chambre; et aiguille de transfert (51) disposée initialement en avant de ladite butée, cette aiguille de transfert possédant un conduit axial longitudinal traversant, une extrémité avant ou proximale fermée, une extrémité arrière ou distale ouverte et une ouverture radiale entre lesdites extrémités distale et proximale et en communication fluidique avec ledit conduit axial longitudinal. L'aiguille de transfert peut pénétrer dans ladite butée et établir une communication fluidique entre les première et seconde chambres via ledit conduit et ladite ouverture radiale de manière à permettre à la composante liquide de se mélanger à la composante sèche, l'aiguille de transfert étant capable d'amener les composantes liquide et sèche mélangées du médicament jusqu'à un site d'injection
Gowling Lafleur Henderson Llp
The Medical House Limited
LandOfFree
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