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Based on comprehensive investigation, including batch record review, archive sample analysis, customer sample evaluation, and risk assessment, no abnormalities were identified in the affected lot (csoe05-01).All tested samples met the applicable product specifications and requirements, including iso 80369-7:2021 standards.The reported issue of needle hub leakage could not be reproduced during simulated clinical use.There is no evidence to indicate a manufacturing defect.As no defective sample was received for evaluation, the root cause could not be determined.Additionally, no trends related to this issue have been identified during our track-and-trend analysis.Based on the determined risk priority number, the residual risk related to the complaint is considered acceptable.
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