Objective: to establish the Photoelastic Model of the abutment and periodontal tissue of mandibular unilateral distal-extension edentulous restored by cantileverfixedbridge.
目的：建立单端固定桥修复下颌游离缺失的基牙及其牙周支持组织光弹模型。
2
The elastomeric bearing, the centering member and the buffers are mounted on a cantilever on the fixed part of the bridge.