The device was not returned for evaluation.A review of the lot history record identified no manufacturing nonconformities issued to the reported lot that would have contributed to the reported event.Based on the information reviewed, a cause for the reported hypotension (blood pressure drop) resulting in cardiac arrest and tachycardia (ventricular) cannot be determined.Tachycardia, hypotension and cardiac arrest are listed in the instructions for use (ifu) as known possible complications associated with mitraclip procedures.Unexpected medical interventions were a result of case-specific circumstances.There is no indication of a product issue with respect to manufacture, design or labeling.Na.
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It was reported that a patient presented with grade 4 functional mitral regurgitation (mr) for a mitraclip procedure.Transseptal puncture was performed, and a super stiff wire was placed in the left upper pulmonary vein.The steerable guide catheter (sgc) was advanced into the left atrium.The anesthesiology noted a drop in blood pressure.The dilator and super stiff wire were operated and retracted per instruction for use (ifu).The echnosongrapher excluded a pericardial effusion.The patient's condition worsened to cardiac arrest.Cardiopulmonary resuscitation (cpr) had to be preformed.For a few minutes the patient was stable, but then ventricular tachycardia (vt) was observed and cpr had to be performed.Cardioversion was performed and a coronary angiography, without findings.The patient was stabilized.There was no obvious reason for the cardiac arrest.The physician decided to stop the procedure and retracted the sgc out of patient.A thrombogenic event was suspected, but no thrombus was observed.The patient is stable.
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