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    • 5. 发明授权
    • Method of and apparatus for making a prosthesis, especially a dental
prosthesis
    • 用于制造假体的方法和装置,特别是牙科假体
    • US4663720A
    • 1987-05-05
    • US673655
    • 1984-11-21
    • Francois DuretChristian Termoz
    • Francois DuretChristian Termoz
    • A61C9/00A61C13/00G05B19/42G06F15/00
    • A61C13/0004A61C9/00A61C9/0073G05B19/4207
    • A method of making a dental prosthesis in which data representing standard tooth shapes and sizes, relationships between teeth and adjacent and occlusive teeth and characteristics for securing a prosthesis to a prepared site, and machining instructions for shaping a blank to the configuration of a dental prosthesis for direct implantation are stored in a computer memory. After preparing a site in the mouth of a patient to receive a dental prosthesis, the dental surgeon projects optically a grating upon said site in the mouth of the patient and generates an interference pattern representing a holistic impression of said site and its relationship to adjacent structures. The interference pattern is converted into data along x,y,z coordinates in a cartesian coordinate system representing machining of a blank to fit said site and matching data obtained by comparing the impression with the computer standards are used to select a best-fit shape and size. A machine tool is numerically controlled with the x,y,z coordinate data and x,y,z coordinate data from the match made by the computer and representing the shape and size of the prosthesis to totally and three-dimensionally fabricate said prosthesis in said machine tool.
    • 一种制造牙科假体的方法,其中表示标准牙齿形状和尺寸,牙齿和相邻和闭塞牙齿之间的关系以及用于将假体固定到准备部位的特征的数据以及用于将牙齿成形为牙科假体的构造的加工说明 用于直接植入存储在计算机存储器中。 在患者口中准备一个位置以接收牙科假体之后,牙齿外科医生在患者口中的所述位置上光学地投射光栅,并产生表示所述部位的整体印象及其与相邻结构的关系的干涉图案 。 干涉图案被转换为笛卡尔坐标系中的x,y,z坐标系,表示加工空白以适合所述位置,并且通过将印象与计算机标准进行比较获得的匹配数据用于选择最佳拟合形状, 尺寸。 使用来自计算机的匹配的x,y,z坐标数据和x,y,z坐标数据对机床进行数字控制,并且将所述假体的形状和尺寸代表在所述假体中完全和三维制造所述假体 机床。
    • 7. 发明申请
    • Bleaching device using electro-optical and chemical means namely in the medical and dental field
    • 漂白装置采用电光和化学手段,即在医疗和牙科领域
    • US20050064370A1
    • 2005-03-24
    • US10479740
    • 2003-09-24
    • Francois Duret
    • Francois Duret
    • A61C19/06A61N1/32A61N5/06A61C5/00A61C19/00
    • A61N1/044A61C19/066A61N1/306A61N1/325A61N2005/0606A61N2005/0652
    • A complete bleaching unit is made up of an electrochemical system, finding its application in particular in the dental and medical fields, allowing, thanks to the creation of an electrophoretic field, a strong, fast penetration and directing the bleaching agents, their removal under the same conditions together with the molecules responsible for coloration and an effective and controlled penetration of the stabilizing agents for the apatite crystal, basic component of the tooth, such as fluorine. Also thanks to its light-based optical system, the invention provides that the activation of the photosensitive bleaching products by decreasing the heat effect while increasing the photonic effect thanks to a selection of wavelength in the range of 400-500 nm and, finally, thanks to an electro-optical unit, the control of the evolution of coloration by objective spectrocolorimetry-based methods.
    • 完整的漂白单元由电化学系统组成,特别是在牙科和医疗领域中的应用,由于电泳场的产生,强烈的,快速的穿透和引导漂白剂,它们在 与负责着色的分子相同的条件以及磷灰石晶体,诸如氟的基本组分的稳定剂的有效和受控的渗透。 此外,由于其基于光的光学系统,本发明提供了通过降低热效应同时增加光子效应来激活光敏漂白产品,这是由于在400-500nm的范围内选择波长,最后感谢 通过基于目标光谱法的方法控制着色进化。