Dr.Ashley Marcus MD, performs knee aspiration procedure (knee drainage). Removal of inflammatory fluid improves pain and can restore range of motion. | Precision Care Medical & Sports Performance

Knee aspiration, also called joint fluid removal, is a simple procedure performed when swelling and stiffness limit knee mobility. Fluid can build up inside the joint from arthritis, inflammation, or injury, creating pressure and discomfort. By draining this fluid, aspiration quickly reduces pain, restores range of motion, and helps patients return to daily activity more comfortably. In some cases, it may be paired with a steroid or gel injection to provide longer-lasting relief and improve trea