新鲜空气有助于病人康复这是众所周知的。在医院,特别是综合性医院,各类病人云集,带来了品种繁多的病原菌;加之十多年来行之有效的规章制度破坏殆尽,消毒隔离措施很不得力;陪伴探亲人数倍增,加重了病区空气的污染。病人的康复受到影响, It is well-known that fresh air helps patients recover. In the hospitals, especially in general hospitals, various types of patients are gathered to bring about a wide variety of pathogens. In addition to the effective rules and regulations that have lasted for more than 10 years, disinfection and isolation measures are not effective. The number of accompanying relatives has doubled and the number of visits has increased Ward air pollution. The patient’s rehabilitation is affected,