Carious tooth model

The caries tooth model comprises a front dental crown and a rear dental crown, the upper end of the front dental crown and the upper end of the rear dental crown are jointly provided with a first injury coating, the left portion of the outer surface of the rear dental crown is provided with a second...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	CHEN XIAOJING, SHI JUNZHU, SUN RUI, LIU XIAOQING, SU XIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADVERTISING APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND,DEAF OR MUTE CRYPTOGRAPHY DIAGRAMS DISPLAY EDUCATION EDUCATIONAL OR DEMONSTRATION APPLIANCES GLOBES PHYSICS PLANETARIA SEALS
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Beschreibung
Zusammenfassung:	The caries tooth model comprises a front dental crown and a rear dental crown, the upper end of the front dental crown and the upper end of the rear dental crown are jointly provided with a first injury coating, the left portion of the outer surface of the rear dental crown is provided with a second injury coating, the second injury coating is tightly attached to the rear end of the front dental crown, the lower end of the front dental crown is fixedly connected with a front tooth root, and the lower end of the rear dental crown is fixedly connected with a rear tooth root. The lower end of the front tooth crown is fixedly connected with a front tooth root, the lower end of the rear tooth crown is fixedly connected with a rear tooth root, a light switch is arranged on the front portion of the outer surface of the front tooth root, the outer surface of the front tooth root and the outer surface of the rear tooth root are jointly connected with a gingival seat in a penetrating mode, the light switch is not in co