Depth-keeping sleeve and apical operation guide plate capable of being used in cooperation with the same

The invention discloses a depth-keeping sleeve and an apical operation guide plate capable of being used in cooperation with the same. The depth-keeping sleeve comprises a sleeve body with two openingends; and the sleeve body can match a positioning hole in a guide plate in a nested mode and can mat...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHEN JINSU, XIA JUAN, ZHANG JIELI, YANG XUECHAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE DENTISTRY HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE
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