1.Dhr/bhr review(lot#3052799): 1) this batch of products were assembled at intima ii auto line 3 in march 2023, and packaged at cfs package line in march 2023.Work order quantity was (b)(4) ea.2) review the in-process test reports and outgoing test reports, and all test results meet the product specifications.Among them, the prn torques meet the outgoing inspection requirement.3) review the production records with no nonconformance, deviation or rework activities.4) the prn batch used in this batch of products is 3028230, review the raw material inspection records, no abnormalities.2.No defective samples and photos have been received for the complaint.3.The retained sample of this batch is taken for leakage test and prn removal torque test, the leakage test is qualified, there is no leakage at the prn, and the prn removal torque is within the product specifications.Please see attachment for the test reports.4.In the assembly process of prn, there are torque and assembly stroke monitoring to ensure that the luer of prn can be assembled into the pp connector to a certain depth and the thread has a good fastening effect.If the prn is not in place, the equipment alarms and removes the product.However, although prn is fastened to the product during assembly, it may come loose if it is vibrated during transportation.Therefore, it is recommended that the prn should be tightened before use to prevent leakage.5.No similar complaints have been received from other hospitals regarding this batch of products.Conclusion(s): no abnormality is found on process retained sample, and no similar complaints have been received from other hospitals regarding this batch of products.As no defective sample is received for further testing and confirmation, the root cause of the untight prn cannot be confirmed.
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