| 摘要 |
<p>PURPOSE: To provide a denture model of baby teeth having a high real feel by mounting a removed baby tooth at a cervical base. CONSTITUTION: An existing tray on which a putty-like dental impression material 4a is built up is put into the oral cavity and is pressed to the teeth and the gingiva, by which a preliminary tooth and gingiva model is formed. The dental impression material 4a on which a pasty dental impression material 4b is built up is inserted again into the oral cavity to form the more meticulous tooth and gingiva model 6. The removed baby tooth 1 is inserted into the tooth profile 6a part of the tooth and gingiva model 6 and a cervical material consisting of gypsum or synthetic resin is packed therein. The tooth and gingiva model 6 is removed after solidification of the cervical material, by which the denture model of the baby teeth is obtd.</p> |
