An infusion set

A - Human Necessities – 61 – M

Patent

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Details

A61M 5/158 (2006.01) A61M 5/32 (2006.01) A61M 25/06 (2006.01)

Patent

CA 2172720

An infusion set which comprises a base (11) which is adapted to be capable of being manipulated by a user to effect insertion or removal of the infusion et and supporting a hollow needle (12) where the hollow needle has a pointed free end (18) and the other end of the hollow needle is supported from the base, a flexible delivery tube having one end connected to the other end of the needle and a portion at a position spaced from its one end being supported from a housing (14) and where a flexible duct (23) is concentrically provided over the flexible tubing (13) between the base (11). The flexible tubing being capable of slidable movement within the duct to cause slidable movement of the needle (12) in the base (11). The housing (14) has an engagement means (27) movable on the housing (14) and in engagement with the flexible tubing (13) to cause the slidable movement of the needle (12) in the base (11) between an extended position and a retracted position on movement of the engagement means.

Ensemble de perfusion comprenant une base (11) conçue pour pouvoir être manipulée par un utilisateur afin d'introduire ou d'enlever ledit ensemble et soutenant une aiguille creuse (12) dotée d'une extrémité libre et pointue (18), l'autre extrémité de l'aiguille creuse étant soutenue par la base. L'ensemble comprend également un tube d'alimentation flexible dont une extrémité est raccordée à l'autre extrémité de l'aiguille, et dont une partie, espacée de ladite extrémité du tube, est soutenue par un boîtier (14), un conduit flexible (23) étant placé de façon concentrique sur la tubulure flexible (13) passant au milieu de la base (11). La tubulure flexible est apte à coulisser dans la conduite de façon à faire coulisser l'aiguille (12) dans la base (11). Le boîtier (14) comporte un moyen d'accouplement (27) apte à se déplacer sur le boîtier (14) et accouplé à la tubulure flexible (13) de façon à faire coulisser l'aiguille (12), dans la base (11), entre une position étendue et une position escamotée au cours du déplacement du moyen d'accouplement.

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