Tendoactive has the effect of supplementing nutrients to support tendon and ligament nutrition, support recovery after injury. However, Tendoactive is a functional food that helps protect health, not a drug, so it has no therapeutic effect or replaces medicine.

Spinal anesthesia is a regional anesthesia technique in which anesthetic is injected into the subarachnoid space. The purpose is to temporarily inhibit nerve conduction through the spinal cord, thereby meeting the anesthesia requirements in knee ligament surgery and reducing pain.