Related mfr report number: 2182269-2016-00034.During an atrial fibrillation ablation procedure, a pericardial effusion occurred.A non sjm ice catheter was inserted into the heart prior to any other devices and initial imaging noted a pre-existing pericardial effusion.A livewire catheter was inserted into the coronary sinus, transseptal access was obtained, and a reflexion spiral catheter was advanced into the left atrial appendage.While attempting a second transseptal access, the patient became hypotensive and an intracardiac echocardiogram revealed the pericardial effusion had increased in size.A pericardiocentesis was performed which stabilized the patient.It was suspected the effusion was due to a perforation of the coronary sinus or the left atrial appendage.There were no performance issues with any sjm devices.
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