While getting access for a cardiac catheterization, using a cook 21g access needle (reference number sdn-21-7.0, order number g01618), after obtaining femoral arterial blood return, i inserted a 0.021" nitinol wire that comes in the terumo pinnacle precision access system (order no/ref: 70-5160, lot no 0000057614).I appreciated resistance shortly after exiting the needle.I tried to retract the wire to reorient it, and it wouldn't come back.I removed the needle and the wire, but when the needle came out the wire was still in the patient, obviously unraveling.After contralateral arterial access demonstrated that the wire tip was not in the arterial system (such that i couldn't snare it and remove it), we elected to try to remove the wire through our access point.It unfortunately unraveled and broke, leaving about 1 inch length of the wire tip in the soft tissue of the right groin.
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