In the operating room of our hospital, we have 7 operating rooms, including 6 operating rooms and 1 local operating room. All of our operating rooms are positive pressure and hepafiltered. Our 4th and 5th rooms of the operating room have laminar flow units and laminar flow is available. In addition, our 4th and 5th rooms are covered with bulletproof insulated walls and imaging operations are taken in these rooms.