利用不同的器材(冰袋、湿毛巾等)放置于体表,对人体施加冷或热的刺激,让皮肤及皮下组织降温或升温,以达到止痛和治病的目的,称之为“冷敷”或“热敷”。冷敷的作用主要是,①收缩毛细血管,以减少出血;②降低神经末梢敏感性,减轻疼痛;③抑制感染和炎症的扩散,消退早期的炎症;④降低热量,使体温正常, Use of different equipment (ice packs, wet towels, etc.) placed on the body surface, the body to impose cold or heat stimulation, skin and subcutaneous tissue cooling or warming in order to achieve the purpose of pain and treatment, called “cold compress” or “Hot”. The main role of cold compress, ① contraction of capillaries to reduce bleeding; ② reduce nerve endings sensitivity and reduce pain; ③ inhibit the spread of infection and inflammation, early inflammatory regression; ④ reduce the heat, the body temperature is normal,