Under the brilliant leadership of Dr Sang Ho Lee many innovative minimal invasive techniques have been developed in the Wooridul Hospital in Seoul South Korea and promulgated through a chain of affiliated hospitals in many countries as a consequence of their high standards of professionalism and research. These hospitals offer the widest spectrum of advanced minimal invasive spine surgery in the world. For further information on the Wooridul Spine Hospital chain please click here and for information on Professor Sang Ho Lee please click here.