There was difficulty pulling the micro catheter back into the guide and it snapped inside the body.A second runthrough wire was then advanced to the distal lad next to the initial one.A balloon was advanced to the distal guide and inflated in an attempt to trap the ffr catheter in order to pull it but this was unsuccessful.Subsequently a 4mm and then 7mm snare was advanced over the wire but was not successful.A 3.0x20mm balloon was advanced to the distal guide, inflated and able to pull guide, wires and broken ffr catheter tip out of the body.Md believed the catheter was defective.No harm to patient.
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