The earliest records of temporomandibular dislocation reduced inside the oral cavity can be found in Yinshu (The Pulling Book) unearthed in Han Bamboo script in 1984 in Zhangjiashan, Hu-bei Province.
依据现存文献，颞颌关节脱位口内复位法的最早记载见于1984年湖北省江陵县张家山出土的汉简《引书》。
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Is a typical plastic mold, which not only include Xiangpin the cavity, lateral core pulling structure, the dynamic model has forming the core, delay core pulling bodies.