(b)(4).During processing of this complaint, attempts were made to obtain complete event, patient and device information.The device is expected to be returned for investigation.It has not yet been received.A follow-up report will be submitted with all additional relevant information.
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This report is being filed because the device coating was peeling, which has the potential to cause or contribute to serious injury if a portion is left behind in the patient.It was reported that this was a mitraclip procedure to treat degenerative mitral regurgitation (mr) with a grade of 4.After loading of the steerable guide catheter (sgc) onto the guide wire, but prior to entering the patient, a rough spot was noted on the sgc shaft and the coating of the sgc was removable by minor smooth scratching with finger.The sgc was not used.There were no reported adverse patient effects and no reported clinically significant delay in the procedure.A new sgc was used to successfully complete the procedure with mr reduced to grade 1.There was no additional information provided.
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(b)(4).Evaluation summary: the complaint device was returned for evaluation and the reported irregular appearance on the distal shaft and peeling were confirmed via returned device analysis.However, after review of the irregularity it was determined that that the small irregularity in the hydrophilic coating identified during device analysis met inspection acceptance criteria; therefore, there is no issue regarding this observation.In addition, the reported peeling was likely a result of user technique and handling, as the coating was scratched off.A review of the lot history record identified no manufacturing nonconformities issued to the reported lot.Additionally, a review of the complaint history identified no similar incidents reported from this lot.Based on the information reviewed, there is no indication of a product quality issue with respect to manufacture, design or labeling.
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