(b)(4).The device was not returned.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 complaints reported from this lot.The reported patient effect of tissue damage as listed in the mitraclip system instructions for use (ifu), is a known possible complication associated with mitraclip procedures.It should be noted that per the mitraclip system, ifu, the device is intended for reconstruction of the insufficient mitral valve through tissue approximation.Since, the device was used for a tricuspid valve procedure, this is considered as an off-label use of the device; however, it could not be determined if using the mitraclip on the tricuspid valve caused or contributed to the reported difficulties.Based on the available information, a definitive cause for the reported failure to advance and poor imaging could not be determined.The reported patient effect of tissue damage appears to be due to procedural circumstances.There is no indication of a product issue with respect to manufacture, design, or labeling.
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This is filed to report tissue damage.It was reported that this was a mitraclip procedure performed to treat tricuspid regurgitation (tr) with a grade of 4.Imaging was challenging.The first clip was implanted successfully.To further reduce tr, a second clip was advanced.However, the clip could not be positioned below the valve; therefore no grasping attempts were made.The clip was not implanted.When the clip was removed and examined, tissue was observed on the clip.It is possible, that at some point one clip arm went under the valve when echo was trying to optimize imaging, resulting in tissue damage.No additional clips were implanted.Tr remained at 4.The patient remained stable.No additional information was provided.
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