The microsensor was returned for evaluation.Device history record (dhr) - there is no indication that the production process may have contributed to this complaint.All test results passed procedural specifications.Failure analysis - no visible damage to the millar sensor, catheter material, or connector.The icp express reading passed with 571.The device passed electronic, noise, and signal drift tests.The supplier was unable to confirm the complaint.The root cause is undetermined and was unable to be confirmed in the complaint evaluation.A dhr review, trending, and risk assessment were performed as part of the evaluation.Product was received for analysis and the investigation could not confirm the complaint.Currently the complaint issue does not represent an adverse trend, however the issue will continue to be monitored and trended through the complaint evaluation process.The risk remains acceptable per the risk analysis.
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