US 11,654,251 B2
Needle assembly
Fadi Aqel, Burbank, IL (US)
Filed by Fadi Aqel, Burbank, IL (US)
Filed on Apr. 15, 2022, as Appl. No. 17/721,460.
Application 17/721,460 is a continuation of application No. 16/888,518, filed on May 29, 2020, granted, now 11,331,439.
Prior Publication US 2022/0233785 A1, Jul. 28, 2022
Int. Cl. A61M 5/32 (2006.01); A61M 5/34 (2006.01)
CPC A61M 5/329 (2013.01) [A61M 5/3202 (2013.01); A61M 5/3293 (2013.01); A61M 5/345 (2013.01); A61M 5/347 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A method of assembling a needle assembly for transportation and storage of a needle prior to the needle being attached to and used with a syringe, the needle assembly comprising the needle, a rear needle cap, and a front needle cap, the needle having a needle hub and a needle shaft extending along a needle axis, said needle shaft being disposed within and running through said needle hub, said needle hub including a rear needle body and a front needle body, said rear needle body being adapted for attaching said needle to a syringe needle adaptor, said needle shaft including a front needle shaft portion, a rear needle shaft portion, and an internal needle cavity channel, the front needle shaft portion extending away from the front needle body in a forward direction and including a sharp front end, the rear needle shaft portion extending away from the rear needle body in a rearward direction and including a sharp rear end, said internal needle cavity channel extending an entire length of said needle shaft, said front needle body including a guiding channel and a locking receptacle, said guiding channel and said locking receptacle being exposed on an outer surface of said front needle body, said locking receptacle connecting to a rear end of said guiding channel and extending away from said guiding channel in a circumferential needle detachment direction, the front needle cap comprising a sidewall, a front wall, an internal cavity extending within the sidewall from the front wall to a rear opening, the front needle cap sidewall having an inner side with an inwardly protruding locking plug formed thereon, the method comprising:
attaching the rear needle cap to the rear needle body such that the rear needle shaft portion is disposed inside the rear needle cap;
inserting the sharp needle front end and the front needle shaft portion into the front needle cap internal cavity;
aligning the front needle cap locking plug with the front needle body guiding channel;
moving the needle further inside the front needle cap while the locking plug moves inside the guiding channel to move the locking plug to the rear end of the guiding channel, such that the front needle shaft portion is disposed inside the front needle cap; and
moving the front needle cap locking plug from the rear end of the guiding channel the circumferential needle detachment direction to move the front needle cap locking plug into the locking receptacle.