The devices were not returned for analysis.
A review of the lot history record could not be performed as this incident was based on tvt registry data, and no device/lot information was provided.
Based on available information, causes for the reported atrial perforation could not be determined.
Furthermore, the reported patient effect of atrial perforation is listed in the mitraclip instructions for use (ifu) as a known possible complication associated with mitraclip procedures.
The reported unexpected medical interventions were the result of case-specific circumstances.
There is no indication of a product issue with respect to manufacture, design, or labeling.
Date of event, implant/explant date: dates estimated.
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