During an atrial tachycardia (at) ablation procedure, after successful ablation of atrial tachycardia and the patient was in a sinus rhythm, the advisor hd grid was advanced for mapping the sinus rhythm to confirm the location of the sinus node.After mapping, the device was attempted to be removed, however there was resistance felt.An x-ray revealed the hd grid was entangled with two other diagnostic catheters near the femoral iliac vein.The devices were attempted to be removed with no success.Vascular surgery was called for consult, and a snare requiring an additional subclavian access was used to successfully used to untangle and removed the devices.The patient is currently in stable condition.
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