尘肺病是我国最常见、最严重的一种职业病。在治疗尘肺方面，我国医疗卫生、科研部门做了大量的工作，但至今尚未找出一个比较理想的方法。大容量全肺灌洗术是目前较新的一种治疗技术，它通过支气管肺泡灌洗来清除存积于呼吸性支气管及肺泡中的有害粉尘及含矽的具有免疫活性的 Pneumoconiosis is one of the most common and serious occupational diseases in our country. In the treatment of pneumoconiosis, China’s medical and health, scientific research departments have done a lot of work, but has yet to find a more ideal way. Large-capacity whole-lung lavage is a relatively new treatment technique that uses bronchoalveolar lavage to remove noxious dust and silicon-containing immunologically active polysaccharides that accumulate in respiratory bronchi and alveoli