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) was reviewed and no anomalies were found related to this complaint.In addition, the dhr review verifies that the device was manufactured in accordance with documented specification and procedures.Concomitant medical products: carto 3 system (model# m-4800-01 serial# (b)(4)); stockert generator (model# unknown serial# unknown); coolflow pump (model# unknown serial# unknown); pentaray nav eco catheter (model# d-1282-07-s lot# 17507949l); soundstar eco catheter (model# m-5723-17 lot# unknown); webster cs with auto id catheter (model# d-1353-04-s lot# 17551754m).(b)(4).
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It was reported that a female patient underwent an atrial fibrillation procedure with a thermocool® smarttouch® bi-directional navigation catheter and suffered a cardiac tamponade, which required pericardiocentesis.During the ablation phase, after ablation for approximately 10 minutes, the patient developed a pericardial effusion.The patient¿s pressure had dropped and the patient was given fluids to stabilize.A pericardiocentesis was performed and 400cc of blood was removed.The patient left the procedure room in stable condition and was observed overnight in the intensive care unit.The patient did require extended hospitalization due to management of the pericardial drain.The patient¿s condition has since improved.The physician¿s opinion on the cause of the adverse event is a complicated transseptal puncture.It is noted that it took the physician multiple attempts to get transseptal access.In addition, the physician also reported using a transseptal sheath he had not used before.The patient received heparin as an anticoagulant; however the activated clotting time is unknown.A transseptal puncture was performed with an unknown needle.The generator was in power control mode.The irrigation flow was set to 8cc/min and 15cc/min.There were no errors reported by the biosense webster systems during the procedure.
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