Points: Dingchuan (Ex-B1), Feishu (BL 13), Shangzhong (Ren 17) and tender points on the back.
Technique: The patient is in a sitting position. No.0 surgical catgut, 1.5 to 2 cm long is embedded on a pair of points bilaterally in each treatment. Ten days later, the other points are replaced. Two to three treatments make one course. In the first treatment, Shanzhong (Ren 17) is embedded as the extra for chronic bronchitis, with the therapeutic effect recorded at 97%.