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根管预备辅助材料产品注册单元应如何划分?

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小懒虫 二阶会员 User from: 上海市
2020-09-17 21:20

根管预备辅助材料是用于根管治疗手术中清洗去除牙根管壁、牙髓组织等残渣,或为根管壁脱钙等辅助根管预备,或进行根管充填前根管处理,或溶解已充填于根管内的根管充填材料。预期用途不同的产品应划分为不同的注册单元;主要成分不同的产品应划分为不同的注册单元;作用机理不同的产品应划分为不同的注册单元。 

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打豆豆 二阶会员

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Release time
2020-09-17 21:19
Update time
2020-09-17 21:20
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