This follow-up report is submitted to fda in accord with applicable regulations ¿ and as indicated by terumo cardiovascular systems in the initial report submitted to the fda on september 10, 2019.Upon further investigation of the reported event, the following information is new and/or changed: identification of evaluation codes 3331, 4114, 4210, 4315.Method code #1: 3331 - analysis of production records.Method code #2: 4114 - device not returned.Results code: 4210 - leakage/seal.Conclusions code: 4315 - cause not established.The affected sample was not returned, so a thorough investigation was not able to be conducted.Pictures provided with the complaint were reviewed in the investigation.Retention samples are not kept for this product code.The most likely cause of this complaint is the connection in the tubing with the user made connection between the oxygenator and the rest of the bypass circuit.All available information has been placed on file in quality management for appropriate tracking, trending, and follow-up.
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