Patent ID: 9687615
Date: 2017-06-27
CPC Classifications: A61M

Claim:
1. An injection needle assembly having opposite distal and proximal ends, comprising: (a) a tubular needle cover comprising, an open distal end having an inner diameter; and an inner circumferential surface having (b) a tubular needle holder comprising, an injection needle; and an outer circumferential surface having two separate engagement devices, the first engagement device comprising cut-outs configured to engage the axially extending ledges and the second engagement device comprising one or more outwardly extending ledges, where the first and second engagement devices are not screw threads; and (c) a tubular cap comprising, an outer circumferential surface having a first groove comprising a transversal part and a longitudinal part, the first groove configured to engage the second set of inwardly directed ledges of the needle cover; and a central passage having a diameter larger than the outer circumferential surface of the tubular needle holder and a second groove comprising a transversal part and a longitudinal part, the second groove configured to engage the second engagement device of the needle holder, wherein the inner diameter of the open distal end is configured to completely enclose the needle holder, the injection needle and the cap.