Injector device for infusion set

Details Injector device for infusion set Injector device for infusion set

A - Human Necessities

61

M

A61M 5/158 (2006.01)

Patent

CA 2560788

The invention relates to an injector device for an infusion set for intermittent or continuous administration of a therapeutical substance, such as insulin. The injector device for the subcutaneous introduction of the cannula of an infusion part into the skin of a patient comprises a housing, a back, longitudinally extending guiding means, a member which is longitudinally slidable within the housing, an insertion needle for insertion of the cannula, a spring located between the back of the housing and the longitudinally slidable member, locking means for maintaining the spring in a compressed state and release means for disengaging the locking means. The device further comprises a pivoting member which can be swung from a position in which the pivoting member allows for insertion of the needle into a position in which it embraces the needle.

Cette invention concerne un dispositif d'injection pour nécessaire de perfusion permettant d'administrer par intermittence ou en continu une substance thérapeutique telle que l'insuline. Le dispositif d'injection permettant d'introduire la canule d'un élément de perfusion sous la peau d'un patient comprend un boîtier, un dos, une unité de guidage s'étendant longitudinalement, un élément pouvant coulisser de façon longitudinale dans le boîtier, une aiguille d'insertion permettant d'insertion de la canule, un ressort placé entre le dos du boîtier et l'élément pouvant coulisser de façon longitudinale, une unité de verrouillage permettant de maintenir le ressort à l'état comprimé et une unité de libération permettant de dégager l'unité de verrouillage. Le dispositif comprend également un élément pivotant qui peut être basculé entre une position dans laquelle l'élément pivotant permet l'insertion de l'aiguille et une position dans laquelle il entoure l'aiguille.

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