The instructions will tell you that cold therapy is best for the first 48 hours after surgery. Heat should not be used until after 48 hours of surgery or an injury because heat can cause swelling and you do not want that. Always consult your doctor for injury- or surgery-related issues. ...
air warming (Bair Hugger(trade mark), Augustine Medical model 500/OR, Prairie, MN) with that of an electric heating pad (Operatherm 202, KanMed, Sweden) for maintenance of intra-operative body temperature in 60 patients undergoing total knee replacement under combined spinal-epidural anaesthesia....