Stylet handle attachment device

A - Human Necessities – 61 – B

Patent

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Details

A61B 17/34 (2006.01)

Patent

CA 2706405

A hub assembly, such as for long needles, is disclosed. The hub assembly includes a needle hub having a proximal end and a distal end, having a cannula extending therethrough and protruding from the distal end, with the needle hub having a first engagement portion. The hub assembly also includes a stylet handle having a stylet extending therefrom. The stylet is adapted to be received within a portion of the cannula, with the stylet handle having a second engagement portion. Engagement of the first engagement portion of the needle hub and the second engagement portion of the stylet handle forms a positive lock in which at least a portion of one of the first and second engagement portions is held within the other of the first and second engagement portions in an unbiased state.

L'invention concerne un ensemble de moyeu, tel que pour de longues aiguilles. L'ensemble de moyeu inclut un moyeu d'aiguille ayant une extrémité proximale et une extrémité distale, comportant une canule s'étendant au travers et faisant saillie de l'extrémité distale, le moyeu d'aiguille ayant une première partie d'accouplement. L'ensemble de moyeu comprend également un poignet de stylet d'où s'étend un stylet. Le stylet est adapté pour être reçu dans une partie de la canule, le poignet de stylet ayant une seconde partie d'accouplement. L'accouplement de la première partie d'accouplement du moyeu d'aiguille et de la seconde partie d'accouplement du poignet de stylet forme un verrou positif dans lequel au moins une partie de l'une des première et seconde parties d'accouplement est maintenue dans l'autre des première et seconde parties d'accouplement dans un état non sollicité.

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