1Clinical aesthetic evaluation of routine implantation restoration in maxillary anterior teethDENG Chun-fu, ZHAO Bao-hong, ZHANG ChangORIGINAL CONTRIBUTIONS83-852The construction of three-dimensional finite element model of maxillary with palatal implant anchorageWANG Fang, HU Min, LI Hong, GUO Ke-feng, ZHANG DaORIGINAL CONTRIBUTIONS86-873Orthodontic treatment of the malocclusion after TMJ arthroscopic disc reposition and fixationLIU Yi, BI Wei-weiORIGINAL CONTRIBUTIONS88-894Effect analysis of microsonic technique to remove fractured metallic instruments from root canalsXUE Ming, TIAN He, ZHAN Fu-liangORIGINAL CONTRIBUTIONS90-915Recurrent pleomorphic adenoma of the parotid gland: a clinical analysis of 12 casesCHU Mei, ZHOU Jian, YANG Hong-yu, HUANG Xiao-bin, CHEN Gang, LI Shu-chun, YANG Hui-jun, LUO Juan, SUN Shun-taoORIGINAL CONTRIBUTIONS92-936Curative effects of Dexamethasone combined with Compound Chamomile and Lidocaine Hydrochloride gell treatment on oral Stripe oral Lichen PlanusZHANG Ying, KANG Yuan-yuan, SUN Yan, DING Xian-wuORIGINAL CONTRIBUTIONS94-967An analysis of the state of senile root caries in Liaoning ProvinceLIU Lu, ZHANG Ying, CHENG Rui-boORIGINAL CONTRIBUTIONS97-988The effect of muscular penehycliedine hydrochloride injection on heart rate and blood pressure of preoperative oral and maxillofacial patientsTIAN BoORIGINAL CONTRIBUTIONS99-1009Features and treatments of children oral and maxillofacial traumaYANG Zhong-hengORIGINAL CONTRIBUTIONS101-103