One bi-directional, curve d-f, sensor enabled, advisor hd grid mapping catheter was received for evaluation.The distal coupler was displaced and the pellethane tubing and splines were corrugated and torn.The advisor se ifu states, ¿do not use force to advance or withdraw catheter when resistance is encountered.¿ the ifu also states, ¿insert the distal tip section of catheter into an 8.5 f minimum introducer (not included) using the insertion tool.¿ the device history record was reviewed to ensure that each manufacturing and inspection operation was performed.The cause of the insertion difficulty, removal difficulty, torn pellethane tubing, displaced coupler and improper procedure is consistent with not following the instructions for use.
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