近年来我们采用环甲膜穿刺用药祛痰法对50例住院病人进行观察,总结如下。病例选择:选择慢性支气管炎急性发作期伴有祛痰困难的患者,男37例,女13例,年龄平均63岁,其中50%为Ⅱ型呼衰。用4.5～6.5号注射针头的穿刺针,部分用12号针头以保留硅胶管定时注药。穿刺前常规测血压、脉 In recent years, we use ring membrane puncture medication expectorant method of 50 cases of hospitalized patients were observed, summarized as follows. Case Selection: Select acute exacerbation of chronic bronchitis patients with expectorant difficulties, 37 males and 13 females, mean age 63 years, of which 50% of type Ⅱ respiratory failure. With 4.5 to 6.5 injection needle needle, part of the 12 needle to keep the silicone tube timing injection. Puncture before routine measurement of blood pressure, pulse