武汉大学：《牙体牙髓病学》课程PPT教学课件（英文版）牙体修复学 Operative Dentistry 2

Outline Form and Initial Depth I Definition I placing the cavity margins in the positions they will occupy in the final preparation, I preparing an initial depth of 0.2-0.8 mm pulpally of the dentinoenamel junction position or normal root surface position

Outline Form and Initial Depth Ⅰ Definition: placing the cavity margins in the positions they will occupy in the final preparation; preparing an initial depth of 0.2~0.8 mm pulpally of the dentinoenamel junction position or normal root surface position

Maxillary Class/ outline form

Maxillary Class Ⅰ outline form

Mandibular Class/outline form

Mandibular Class Ⅰ outline form

Maxillary class l/outline form

Maxillary Class Ⅱ outline form

Mandibular Class outline form

Mandibular Class Ⅱ outline form