发明名称 DENTISTRY APPARATUS
摘要 A method and apparatus for whitening teeth includes a source of oxidizing gas (12) and a handpiece (16) for delivering the gas to the tooth (40). A cup (34) attached to the handpiece (16) is provided for receiving the gas and exposing a selected area of the tooth (40) to the gas. The cup (34) includes a resilient edge (44) for sealing the edge (44) for engaging the tooth (40) around the selected area to prevent escape of a gas.
申请公布号 UA75420(C2) 申请公布日期 2004.04.15
申请号 UA20040010710 申请日期 2002.07.31
申请人 CUROZONE IRELAND LIMITED 发明人
分类号 A61C17/00;A61C;A61C17/02 主分类号 A61C17/00
代理机构 代理人
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