Tendon cold gel is a medical device that uses physical methods to cool down soft tissues, and its main effect is cooling. For acute sprains, contusions, bruises or fractures and other obvious injuries resulting in local swelling, mainly in the case of surface skin is not broken, you can use cold gel for local cooling treatment, significantly reduce local swelling, relieve local bleeding, so that the injury quickly stop bleeding and swelling. It can also play the role of pain relief, there are some acute inflammatory exudative diseases, you can also use cold gel for external treatment, the main purpose is to reduce the inflammatory exudation, so as to reduce the local pain, to achieve certain therapeutic effect