Root cause determined by the contract manufacturer and medcomp engineering: an evaluation of affected samples indicated an imperfect thread form, not passing iso-594-2 standard.The identified the root cause was the thread insert was not being properly ground.Corrective/preventative actions: the drawing for the luer was revised to depict correct luer thread, to add thread details and dimensions, and to add inspection keys to identify critical dimensions.Inspection of the threading insert next to the drawing.A 100% inspection of the luer taper and luer thread at the machine was instituted.A 100% inspection for final inspection of both luer characteristics prior to shipment.Implementation of the iso 80369-7 thread gage(s).
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