It was reported that a (b)(6) male patient ((b)(6) weight unit unknown if kg or lbs) underwent an atrial fibrillation (afib) ablation procedure with a thermocool® smart touch® sf uni-directional navigation catheter and suffered st depressions requiring surgical intervention and prolonged hospitalization.The patient also suffered non-sustained ventricular tachycardia (vt).After the procedure, they were removing catheters from the patient and gave protamine per the protocol and the patient had some acute st depression and rounds of non-sustained vt.All catheters were discarded and a surface echo (transthoracic echocardiogram), was done, and blood gases were drawn.The patient has a history of cad (coronary artery disease) and a stent in the circumflex artery.The interventional cardiologist and cardiac catheterization lab team were called, and the patient had an angioplasty where they confirmed the patient had a blockage.The patient had cardiac catheterization in the ep lab and then was transferred to the cardiac catheterization lab for stent placement.The patient was stable after leaving the ep lab.The patient became very hypotensive during the runs of vt and was given pressers and an arterial line was placed.The patient did not require defibrillation.They used a maximum of 40 watts.The physician¿s opinion on the cause of this adverse event was that it was patient condition related.The patient outcome is unknown.The patient required extended hospitalization because of the adverse event.
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If additional information is received regarding this event, a supplemental 3500a report will be submitted to the fda.Manufacturer's reference number: (b)(4) during an internal review on 04-may-2022, it was noted that the device has been reported as discarded and this information was not included on the initial 3500a report.Therefore, the product return status has been updated on this report.The device has been reported as discarded, therefore no product investigation can be performed, and the customer complaint cannot be confirmed.Manufacturing record evaluation (mre) cannot be conducted because no lot number was provided by the customer.
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