不同修复材料与天然牙釉质和牙本质之间的摩擦磨损性能

李晨曦, 梁锐英, 任婧, 王景坤, 徐艳丽, 孟贺, 孙硕

Comparative Study on Friction Properties of Different Dental Restorative Materials against Natural Tooth Enamel and Dentin

LI Chenxi, LIANG Ruiying, REN Jing, WANG Jingkun, XUN Yanli, MENG He, SUN Shuo

表1 牙尖质量损失量

Table1 Wear loss of tooth cusp (mg)

Group Wear loss of dentine cusp (mg) Group Wear loss of enamel cusp (mg) Dentine 0.364±0.0171270 Enamel 0.308±0.0690893 Glass ceramic 0.490±0.0447214 Glass ceramic 0.320±0.0339935 Polymer ceramic 0.368±0.0293636 Polymer ceramic 0.170±0.0258199 Zirconia 0.812±0.0418463 Zirconia 0.562±0.0367575 Pure titanium 0.720±0.0258199 Pure titanium 0.272±0.0355278