This is filed to report foreign material.It was reported that this was a mitraclip procedure to treat degenerative mitral regurgitation (mr) with grade 4.The clip delivery system (cds) was advanced to the mitral valve and when the clip was opened for grasping, a thread was noted through echocardiogram just above the gripper.The physician decided to remove the cds and not deploy the clip.The cds was removed without any issue.Outside the patient anatomy, a long silver-white, thread a few centimeters long was retrieved.There was nothing noted on the clip and there was no damage to the clip cover.In the physician's opinion, there was nothing left in the patient anatomy.A new cds was used.One clip was implanted, reducing mr to 1-2.There was no adverse patient effect and no clinically significant delay in the procedure.No additional information was provided.
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The returned device analysis was unable to confirm the reported device contamination with chemical or other material.The discrepancy between what was reported (thread noted above the gripper) and what was observed (no contamination noted) may have been due to procedural circumstances (imaging, user interpretation etc.) or user related.All available information was investigated, and the reported device contamination with chemical or other material was not confirmed via returned device analysis.A review of the lot history record revealed no manufacturing nonconformities issued to the reported lot that would have contributed to this event.Additionally, a review of the complaint history identified no other complaints reported from this lot.All information was investigated and based on information provided and the results of the returned device analysis, a conclusive cause for the reported device contamination with chemical or other material could not be determined.There is no indication of a product issue with respect to manufacture, design, or labeling.
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