褥疮又称压迫性溃疡，是骨科、神经科、老年科等长期卧床病人的临床并发症之一。目前，褥疮的防治仍是个辣手的问题，尽管有许多缓解压迫的装置，如充气床垫的使用及良好的护理，自我控制营养和翻身活动，但仍不足以防止褥疮发生。既往常用紫外线照射褥疮的效果也并不理想... Pressure ulcers, also known as pressure ulcers, is one of the clinical complications of long-term bedridden patients such as orthopedics, neurology and geriatrics. At present, the prevention and treatment of bed sores is still a hot issue. Although there are many devices that relieve oppression, such as the use of air mattresses and good care, self-control of nutrition and stand-up activities, it is still not enough to prevent bed sores. Previously used ultraviolet radiation pressure ulcer effect is not ideal ...