It was reported this was a mitraclip procedure to treat degenerative mitral regurgitation (mr) with a grade of 4+, flail, and a small atrium.Two clips were successfully implanted, reducing the mr to a grade of 2-3.While retracing the clip delivery system (cds) into the steerable guide catheter (sgc), it was observed the tip of the cds caused damage to the atrial wall.Which resulted in a pericardial effusion.Physician performed pericardiocentesis to treat the pericardial effusion.There was no clinically significant delay in the procedure.
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