Retractable needle

Details Retractable needle Retractable needle

A - Human Necessities

61

M

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

Patent

CA 2470513

Retractable needle having an elongated tubular needle housing having a longitudinal axis and a slot. A needle disposed within the housing. A manually adjustable sliding member engaging the slot in the housing and being secured to the needle, such that when the sliding member is slid along the slot in a first direction, the needle assumes an extended position extended from the housing. When the sliding member is slid along the slot in a second direction, the needle assumes a retracted position retracted within the housing. The slot has a first end at a first axial position relative to the longitudinal axis, a second end at a second axial position relative to the longitudinal axis, the second end being axially and circumferentially spaced from the first end, and a transition portion that extends around the circumference of the housing at an angle to connect the first end and the second end.

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