Related manufacturer ref: 3005334138-2021-00711.During an atrial fibrillation, when attempting to remove the mapping catheter from the introducer, it became stuck.It was then attempted to remove both the mapping catheter and introducer at the same time, but the two could not be removed.The incision was enlarged at the vascular site and the catheter and introducer were then able to be removed.Upon removal, both the catheter and introducer were noted to be torn and bent at the tips.The procedure was continued as the mapping portion was completed.
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Additional information: b5, d9, g3, h2, h3, h6.One bi-directional, curve d-f, sensor enabled, advisor hd grid mapping catheter was received for evaluation.The straightener was not returned.The electrodes were displaced and the pellethane tubing and splines were corrugated and torn.The catheter was unable to be inserted into a stock introducer since the straightener was not returned for analysis.The device history record was reviewed to ensure that each manufacturing and inspection operation was performed.The cause of the withdrawal difficulty, torn pellethane tubing, and displaced electrodes remains unknown.
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