Thereafter, he was admitted to the hospital seven more times due to septic arthritis, and underwent debridement, sequestrectomy and right above-knee amputation.

• 之后，病人陆续因两膝败血性关节炎前后住了七次院，并接受扩创术、工关节取出术、骨切除术、生素置入术、右膝上截肢术等。