This is filed to report the atrial septal defect (asd).It was reported that on (b)(6) 2017, one clip was implanted, reducing functional mitral regurgitation (mr) from 4+ to 2+.On (b)(6) 2020, the patient was hospitalized for treatment of the atrial septal defect (asd) with a right to left shunt.Prior to treating the asd, it was observed that mr had increased to 3-4 due to progression of disease.The clip remained secure on both leaflets and no injury was noted.One clip was implanted, reducing mr to 1.The asd was left untreated since mr reduction caused the right to left shunt to go left to right; therefore, no treatment was needed for the asd.The patient was fine.No additional information was provided.
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The device was not returned for analysis.A review of the lot history record identified no manufacturing nonconformities issued to the reported lot.The reported patient effect of atrial septal defect as listed in the mitraclip system instructions for use, as a known possible complication associated with mitraclip procedures.Based on the available information, the reported atrial perforation was likely due to a combination of challenging anatomy and procedural conditions.There is no indication of a product quality issue with respect to manufacture, design or labeling.
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