最终美国发明家Stanford Ovshinsky与他的公司ECD Ovonics成功地制备了随机结构的金属氢合金，实现了性能改良。
Eventually Stanford Ovshinsky, an American inventor, and his company, now known as ECD Ovonics, succeeded in creating metal-hydride alloys with a disordered structure that improved performance.
方法：采用改良AO张力带法治疗45例，记忆合金聚髌器治疗13例。
Method: 45 cases were treated with AO-tension-band and 13 cases were treated with NT-PC.
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