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在制作固定桥锤造冠时,其翻制铅代型,一般都用石膏翻制,工序繁杂,费时,往往在剖开、拼对石膏时,一不小心,会使石膏代型、石膏阴模破损,造成前功尽弃。我科近年来采用橡皮圈或市售弹性打样膏翻制铅代型,取得满意效果,此法准确,实用简便,翻制迅速,特介绍如下:取材:用内径2cm,高2.5cm,厚0.3mm 的橡皮圈或弹性打样膏。
In the production of fixed bridge hammer crown, the inverted version of its lead, the general use of gypsum Fanfang, complicated procedures, time-consuming, often cut open, spell gypsum, accidentally, will make gypsum cast, gypsum Yin Die damage, resulting in daunting. In recent years, our department has adopted a rubber band or commercially available elastic proofing paste to turn the lead generation to achieve satisfactory results. This method is accurate, practical and easy to use. The method of rapid inversion is as follows: Material: 2cm in inner diameter, 2.5cm in height and 0.3 in thickness mm rubber band or elastic proofing paste.