1.牙齿震荡(tooth concussion)
①牙周损伤
②牙髓损伤
③牙体损伤
2.牙齿折断(tooth fracture)
①牙冠折断(tooth crown tracture)
②牙根折断(tooth root fracture)
③冠根折断(tooth crown-root fracture)
3.牙齿移位(tooth displacement)
①牙齿挫入(tooth intrusion)
②牙齿侧向移位(tooth lateral luxation)
③牙齿部分脱出(tooth partial extrusion)
4.牙齿完全脱出(tooth total extrusion)