Local cryotherapy (hyperbaric chamber of active hyperemia) is a treatment method that includes exposure to a certain area of the body with cold. The patient releases the affected area from clothing. Nearby areas are wrapped up with a blanket. The time of exposure to dry cold on the treatment area is 2-6 minutes, the course of procedures is 10-12. After the end of the procedure, the impact zone is wrapped with a blanket until the sensation of heat in the tissues. The main therapeutic effect of local cryotherapy is to reduce swelling and pain in the patient by enhanced heat exchange.
Therapy is contraindicated in peripheral vascular diseases in which arterial circulation is impaired (endarteritis, obliterating atherosclerosis of peripheral vessels, Raynaud's disease); thrombophlebitis; systemic blood diseases; cold intolerance. It is also contraindicated for children under five years of age.