Dislodgement of the distal portion of the catheter during extreme clinical use in the right inferior pulmonary vein (ripv).The distal catheter portion was retrieved with a snare catheter.No adverse effect on the patient reported.While accessing the ripv extreme clinical use caused a bond in the catheter shaft to fail.The catheter remains intact after bond failure because it is attached by the balloon.The user had difficulty when attempting to withdraw the catheter back into the sheath and was eventually able to do so by tearing the balloon.Dislodgement of the distal portion of the catheter requires tearing the balloon with considerable force.
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