Viscosupplementation for Arthritis of the Knee

Overview
This is an injection of medicine into the knee joint. It lubricates your knee so the bones can glide smoothly. It can help lessen the pain of arthritis.
Preparation
To begin, the doctor numbs your knee with local anesthetic. Then, a needle is inserted through the numbed area. The doctor guides the needle with a video x-ray device called a “fluoroscope.”
