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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0610527 (1990-11-08) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 18 인용 특허 : 0 |
A system for cleaning teeth includes a vacuum motor and a liquid container, each being connected through suction and liquid lines, respectively, to a teeth cleaning head which forms an air tight chamber over two to five teeth. In one embodiment, a one-piece head member has a resilient oval lip which
A system for cleaning a set of teeth and gum adjacent thereto comprising: (a) vacuum means to create a vacuum; (b) a source of liquid to be pulled by the vacuum to clean the teeth; (c) a non-custom formed head means to removably form an air-tight chamber over one side of at least two teeth and no mo
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