Dr. Edward 常 is a neurosurgeon who specializes in treating drug-resistant epilepsy, 面部疼痛, movement disorders and brain tumors. He has expertise in advanced 大脑映射 技术, which can enable surgeons to remove diseased brain tissue, 比如肿瘤, while minimizing damage to healthy tissue needed for key functions, such as speech and movement. He also has extensive training in deep brain stimulation for movement disorders and other devices that treat disease by altering nerve activity.