Method of manufacturing needles

Details Method of manufacturing needles Method of manufacturing needles

B - Operations, Transporting

29

D

B29D 23/00 (2006.01) A61M 5/158 (2006.01) A61M 5/32 (2006.01) B29C 45/17 (2006.01) B29C 45/26 (2006.01)

Patent

CA 2157568

A method for manufacturing an integral one-piece needle, the method comprising feeding a polymeric resin into a mould cavity and injecting a fluid under pressure into at least a portion of the cavity to eject therefrom the central region of the polymeric resin. This creates an annulus of polymeric resin having an orifice therethrough, the annulus of polymeric resin forming die cannula of the needle, the mounting hub being provided by the remaining portion of the cavity.

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