(b)(4).During processing of this complaint, attempts were made to obtain complete event, patient and device information.The customer reported the device was discarded.Investigation is not yet complete.A follow up report will be submitted with all relevant information.
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This will be filed to report air bubbles noted during the procedure.It was reported that this was a mitraclip procedure to treat a degenerative mitral regurgitation (mr) with a grade 4.The steerable guide catheter (sgc) was advanced with some resistance noted crossing the septum but was successful.When the dilator was pulled out, the patient had ekg changes and echocardiogram noted a cluster of air bubbles situated at the septal wall of the left atrium.Using a pigtail catheter, the air bubbles dissipated and the procedure continued successfully.One clip was implanted reducing mr to 1+.No additional information was provided.
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(b)(4).The device was not returned for analysis.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 other incidents reported from the lot.All available information was investigated and a definitive cause for the reported physical resistance while advancing the steerable guide catheter (sgc) cannot be determined.Additionally, a definitive cause for the reported air embolism (air bubbles) and ekg/ecg changes cannot be determined.The reported patient effect of emboli (air), as listed in the mitraclip system instructions for use, is a known possible complication associated with mitraclip procedures.There is no indication of a product quality issue with respect to design, manufacturing, or labeling of the device.
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