CONCLUSION: Autogeneic pulmonary tissue flap with memory alloy stent can keep the reconstructed tracheal lumens patent and support the regeneration of the tracheal epithelium.

• 结论： 应用自体肺组织瓣内衬记忆合金支架替代长节段气管缺损能保障重建气管的管腔通畅，并支持气管上皮的再生。