在长期的胸外科临床工作中 ,人们发现 ,现行所用的胸腔引流管存在许多弊端。其操作并不简单易行 ,尤为遇上肋间隙较窄或肥胖者 ,操作更为困难 ,病人更为痛苦。其常见合并症有 :肋间血管出血、皮下气肿、局部皮肤感染及疼痛。置留管时间过长 ,缝扎固定线易被牵拉切割而脱落。如 In the long-term clinical work of thoracic surgery, it has been found that there are many drawbacks in the current use of chest drainage tube. Its operation is not simple and easy, especially in the case of narrow or obese intercostal space, the operation is more difficult, the patient is more painful. The common complications are: intercostal blood vessels, subcutaneous emphysema, local skin infections and pain. When the retention tube is too long, the sewn fixing wire is easily pulled and cut off. Such as