Micro-implant combined dental support type arch expander

The utility model discloses a micro-implant united tooth support type arch expander which comprises a base plate, a spiral expander and a united crown, the connecting crown is connected with the teeth; the base plate is matched with the palate mucous membrane; characterized in that it is characteriz...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHEN XINWEI, ZHANG YUFAN, MA ZHIGUI, XIE QIANYANG, YANG CHI, ZHAN YILING
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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