No device was received for analysis at the time of submission of the initial 3500a.Since the product was not returned for analysis, no product failure analysis can be conducted and no determination of possible contributing factors could be made.As such, the investigation will be closed.If the complaint device is received in the future we will reopen the complaint and perform the investigation as appropriate.The device history record (dhr) has been reviewed and it was verified that device was manufactured in accordance with documented specifications and procedures.(b)(4) concomitant product: carto 3 system, model #: m-4800-01, serial #: (b)(4).(b)(4).
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It was reported that a (b)(6) male patient underwent an ablation procedure for ischemic ventricular tachycardia with a thermocool smarttouch bi-directional navigation catheter and suffered a vessel perforation requiring surgical intervention.During the procedure, the catheter became entrapped in the artery.The physician discovered entrapment when he was attempting to enter the left ventricle via a retrograde approach.The physician indicated that he thought the puller wire was broken.The catheter handle was cut to free the catheter.The vascular surgeon was consulted.The patient was diagnosed with a right femoral artery rupture and received 3 stents.The patient required extended hospitalization for 2 extra nights as a result of this adverse event.The patient was reported to be in stable condition.The physician's opinion regarding the cause of the adverse event was that it was related to the puller wire getting broken, therefore it was a product related malfunction.Since this adverse event required medical or surgical intervention to preclude permanent impairment of a body function or permanent damage to a body structure, it is to be considered serious and mdr reportable.
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