This report is filed for the cap that fell off and device leak during the procedure which has potential to cause or contribute to serious injury.It was reported that as the dilator on the mitraclip steerable guide catheter (sgc) was being advanced through the femoral vein, the cap of the dilator's rotating hemostatic valve (rhv) was being turned to the open position to allow the guide wire to back out, when the cap fell off.The dilator leaked from the rhv so the device was removed from the patient along with the sgc.The device was replaced without further incident.There was no air embolism in the patient.One mitraclip was implanted reducing mitral regurgitation (mr) grade from 4 to 3.There were no adverse patient effects and no clinically significant delay in the procedure.No additional information was provided.
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(b)(4).Evaluation summary: the dilator was returned and investigated.The reported dilator cap detachment was confirmed.The reported dilator leak; however, was unable to be confirmed.A review of the lot history record revealed no manufacturing nonconformities for the lot.Additionally, a review of the complaint history identified no similar incidents reported from this lot.All available information was investigated and a definitive cause for the reported detachment of the dilator cap could not be determined.The returned device confirmed the reported dilator rotating hemostatic valve (rhv) cap detachment, as the cap was received detached from the dilator.The analysis of the device; however, confirmed that the rhv cap functioned as expected once it was pressed back onto the rhv.The reported leak from the dilator rhv; however, was unable to be confirmed.It is possible that the user inadvertently applied some force to the cap while turning it during the procedure, resulting in the reported cap detachment; however, this cannot be confirmed.The reported leak was due to the dilator cap detachment.Based on the information reviewed, there is no indication of a product quality issue with respect to design, manufacturing or labeling of the device.
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