The device was not returned for analysis.
A review of the lot history record revealed no manufacturing nonconformities issued to the reported lot that would have contributed to the reported event.
Based on the available information, a cause for the reported thrombosis could not be determined.
The reported thrombosis is listed in the instruction for use (ifu) as a known possible complication associated with mitraclip procedures.
The treatment with medication was a result of case-specific circumstances.
There is no indication of a product issue with respect to manufacture, design, or labeling.
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This is being filed to report the thrombus.
It was reported that this was a mitraclip procedure to treat functional mitral regurgitation (mr) with grade 4.
When the steerable guide catheter (sgc) was advancing to the right atrium, a large thrombus was noted on the guide wire, distal to the sgc tip.
The sgc and guide wire were removed together as one unit to avoid possibility of losing the thrombus.
Additional anticoagulant was administered.
There was no aspiration performed.
The physician decided to abort the procedure due to the thrombus.
There were no clips implanted, mr remained at 4.
No additional information was provided.
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