Phyathai 3 surgical area is comprised of 10 operating rooms; 9 positive pressure rooms for aseptic procedures and 1 negative pressure room for patients with contagious diseases. Our operting rooms were built under international standard equipped with global standard operting equipments and temerature, humidity and pressure control. We provide security entrance system according to our safety policy. We provide high operative technology; minimally invasive surgery eqipped with modern operating equipment. Our operating room open 24 hrs.