Burr entrapment in a percutaneous coronary intervention during rotational atherectomy: An experience with 3195 cases.

Burr entrapment occurred in 0.69% of patients who had undergone RA. Most burrs were extracted by a strong manual pullback. None required emergency surgery, and there were no in-hospital deaths. The results provide a treatment approach and prognosis for burr stuck in the use of RA.