It was reported that during the mapping phase of an afib procedure, the patient was noted to have reduced movement of the heart on the fluoro and a pericardia! effusion was then noted on the uls (ice in use).The patient had a drop in blood pressure.No rf applications had been performed and all bwi products were working and set per protocol.The left atrium has only been mapped using the bwi lasso nav catheter.A pericardiocentesis was performed and is still in process, with a moderate return for blood from the pericardia! space, an exact amount is not known at this time.The patient was also administered iv fluids and norepinephrine for blood pressure support per anesthesia protocol.The physician user believes the injury resulted from performing the trans-septal puncture and bwi products are not responsible for the injury.The patient will remain overnight in the hospital for evaluation/monitoring.The following bwi products were in use/connected to the patient at the time of the injury: 1) c3 sn: (b)(6)); 2) stockert sn: (b)(6); 3) coolflow pump sn: (b)(6)) rmt catheter: nr7tcsiy, lot# 17196410m.(b)(4).This report reflects information received by fda in the form of a notification per 803.22 (b)(2).
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