JPS60187716U

JPS60187716U - Dental cutting and polishing bur

Info

Publication number: JPS60187716U
Application number: JP7643884U
Authority: JP
Inventors: 弘大口
Original assignee: 株式会社　ノア
Priority date: 1984-05-24
Filing date: 1984-05-24
Publication date: 1985-12-12

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図乃至第４図は、この考案に係る切削研磨バーを示
すもので、第１図はショルダータイプ用切削研磨バーの
正面図、第２図は同上の変形例における縦断面図、第３
図はシャンファータイプ用切削研磨バーの正面図、第４
図は使用方法を示す概略正面図、第５図はショルダータ
イプに形成した支台歯の概略正面図、第６図はシャンフ
ァータイプに形成した支台歯の概略正面図、第７図はシ
ョルダータイプに形成した支台歯に冠を被せた状態にお
ける概略正面図、第８図はシャンファータイプに形成し
た支台歯に冠を被せた状態における概略正面図、第９図
は従来のショルダータイプ用切削研磨バーの正面図、第
１０図は従来のシャンファータイプ用切削研磨バーの正
面図である。符号の説明、１０・・・切削研磨バー、１１・・・棒状
回転体、１２・・・研磨面、１３・・・小径ガイド部。1 to 4 show a cutting and polishing bar according to this invention, in which FIG. 1 is a front view of the shoulder type cutting and polishing bar, FIG. 2 is a longitudinal sectional view of a modification of the same, and FIG.
The figure is a front view of the cutting and polishing bar for chamfer type, No. 4
The figure is a schematic front view showing how to use it, Fig. 5 is a schematic front view of an abutment tooth formed into a shoulder type, Fig. 6 is a schematic front view of an abutment tooth formed into a chamfer type, and Fig. 7 is a schematic front view of an abutment tooth formed into a shoulder type. Figure 8 is a schematic front view of a chamfer type abutment tooth with a crown placed on it, Figure 9 is a conventional shoulder type abutment tooth. FIG. 10 is a front view of a conventional chamfer type cutting and polishing bar. Explanation of the symbols: 10... Cutting and polishing bar, 11... Rod-shaped rotating body, 12... Polishing surface, 13... Small diameter guide portion.

Claims

[Scope of utility model registration request]

A cutting and polishing bar for dentistry, characterized in that a small-diameter guide portion having a common rotation axis but having no polishing surface is provided at the tip of the cutting and polishing bar having a polishing surface on the outer periphery of a rod-shaped rotating body.