He specializes spinal tumors and spinal vascular malformations, cerebrovascular diseases, and skull base tumors with an emphasis on minimally invasive techniques. His primary clinical focus is surgical treatment of complex spinal AVM based on precise preoperative simulation and fluorescence guided resections of intramedullary tumors. In his surgery, surgical adjuncts including spinal cord monitoring, endoscopy, intraoperative fluorescence guidance help achieving both spinal cord functional preservation and maximum degrees of lesion eradication.