1. Conclusions The facial appearance is improved by the above operations in cases who have worn artificial eye a long time, particularly the insertion of Medpor for correction of lower lid chalasis.
   结论通过上述手术可使长期配戴义眼患者的外观改善，特别是聚乙烯复合体眼睑插片用于治疗下睑松驰无力临床疗效满意。

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