Conclusion This technology of reducing-tension step by step is aneffective safe and simple method to develop the efficiency of expanded flap and to reduce the tension in suture.

• 结论递进减张法能够有效提高扩张后皮瓣的使用效率,同时显著减小扩张后皮瓣缝合时的张力,不影响扩张后皮瓣的血液循环。