Results: To compare with the control one, the significant changes of mechanical properties were observed in the pharyngeal soft tissues of model group.

• 结果：与对照组相比，模型组小型猪的悬雍垂、软腭力学特性发生显著改变，在相同的张应力作用下，模型猪的悬雍垂、软腭更容易拉长。