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发明名称
封闭式牙垫
摘要
本实用新型涉及一种医用牙垫的改进,具体地说是一种封闭式牙垫。其由塑料牙托、橡胶外套、气管导管套管、吸痰孔、牙槽等部件构成,本实用新型牙托外形同护齿,其外表包绕一层柔韧的橡胶外套,牙托中间有一气管导管套管,套管两侧各有一个吸痰孔,具有简单实用,操作方便,可有效防止异物进入口腔,减少牙龈及上腭的损伤。
申请公布号
CN2724737Y
申请公布日期
2005.09.14
申请号
CN200420053586.X
申请日期
2004.09.06
申请人
郭玉伟
发明人
郭玉伟
分类号
A61M16/00
主分类号
A61M16/00
代理机构
代理人
主权项
1、一种封闭式牙垫,其由塑料牙托、橡胶外套、气管导管套管、牙槽、吸痰孔等部件构成,其特征在与塑料牙托形同护齿,其上下表面为呈凹曲面的牙槽;牙托表面包绕一层柔韧的橡胶外套;牙托中间有一贯穿前后表面气管导管套管,其内径与气管导管外径一致,牙托两侧各有一个吸痰孔。
地址
264500山东省乳山市市政府办公区科技大楼
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