Localized cryotherapy units designed for the knee joint deliver controlled cold therapy. These devices typically utilize cooled air circulating around the affected area, reducing tissue temperature. This can be achieved through various methods such as compressed cold air or evaporated liquid nitrogen.
Cold application to the knee can offer several therapeutic advantages. Lowering the temperature of the joint and surrounding tissues may help manage pain and inflammation following injury or surgery. This modality may also contribute to a reduction in swelling and muscle spasms, promoting faster recovery. The practice of applying cold for therapeutic benefit has a long history, with evidence suggesting its use dating back to ancient civilizations. Modern technology allows for precise and controlled cold delivery, enhancing the potential therapeutic effects.