发明授权
- 专利标题： Orthodontic bracket, method of making an orthodontic bracket, and method of applying an orthodontic bracket to the tooth
- 专利标题（中）： 正畸托架，制造正畸托架的方法以及向牙齿施加正畸托架的方法
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申请号： US781679申请日： 1991-10-24
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公开(公告)号： US5219283A公开(公告)日： 1993-06-15
- 发明人: Farrokh Farzin-Nia , Raymond F. Wong , Terry L. Sterrett
- 申请人： Farrokh Farzin-Nia , Raymond F. Wong , Terry L. Sterrett
- 申请人地址： CA Glendora
- 专利权人： Ormco Corporation
- 当前专利权人： Ormco Corporation
- 当前专利权人地址： CA Glendora
- 主分类号： A61C7/16
- IPC分类号： A61C7/16
摘要：
In one aspect of the present invention, it is provided an orthodontic bracket having a base portion for attachment to a tooth. The base portion is provided with a substantially monolayer of substantially uniform size particles. The particles are secured to the bonding base through the use of an adhesive.In another aspect, there is provided a method of making an orthodontic bracket having a bonding base for attachment to the surface of a tooth, comprising the steps of:(a) applying a curable adhesive layer to the bonding base;(b) applying a substantially monolayer of particles of substantially uniform size to the bonding base; and(c) curing the adhesive so as to bond the particles to the bonding surface.In yet another aspect there is provided an orthodontic bracket having a bonding base for attachment to the surface of a tooth. The bonding base having means for minimizing removal of enamel from the tooth during removal of the bonded bracket from the tooth.
公开/授权文献
- US4663941A Refrigerator temperature and defrost control 公开/授权日：1987-05-12
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