身体的重量增加或者基因影响可能会导致双下颌。
可以使用双能X 射线吸收仪测量下颌角和股骨区的骨密度。
The bone density of the mandibular angle and coxofemoral region can be measured with dual-energy X-ray absorptiometer.
结论①下颌骨宽度在双侧下颌升支矢状劈开截骨术后较术前有轻微增大，但对容貌没有大的影响。
Conclusion Mandibular width after bilateral sagittal split ramus osteotomy is a little bigger than before surgery, but this change has little influence on face.
方法临床实验120例下颌双尖牙根管治疗病例，对照组(K锉)和实验组(TF)各60例。
Methods the clinical experiment included 120 cases of mandibular premolars treated with root canal therapy, with 60 patients separately in control (K file) group and experimental (TF) group.
结论：生物可吸收板双板固定在下颌骨角部和体部骨折早期时可以提供骨折愈合的条件。
Conclusion: Fixation with double bioabsorbable plates can provides enough health condition during the primary period of mandibular Angle and body fracture.
目的：提高双侧下颌角肥大伴有小颏畸形的手术治疗效果。
The small chin deformity was a commen developmental deformity of the jaw.
目的建立下颌双侧末端游离缺失修复方案的有限元模型库。
Objective To establish the three-dimensional finite element model libraries for mandibular bilateral distal-extension prosthesis.
前言： 目的：对比研究活动义齿与种植义齿修复双侧下颌磨牙游离缺失的咀嚼功能情况。
Objective: To compare the masticatory efficiency of implant denture and remove denture, in Bilateral mandibular free-end edentulous.
在26具双侧解剖的尸体中，有4例（15.4％）下颌后静脉与面神经关系左、右侧不同。
In 4 cases (15. 4%) of the 26 cases, the course of the retromandibular vein in the right and left was different from each other.
目的比较颞下颌关节盘粘连的磁共振（MRI）和CT双对比造影结果，探讨它们在关节盘粘连中的诊断价值。
Objective To compare the results of CT-assisted double-contrast arthrography and MRI in the diagnosis of adhesion of TMJ.
目的：探讨下颌骨成型钛板结合游离髂骨移植在修复双侧下颌骨缺损，维持下颌骨连续性和面部形态的临床意义。
Objective: To evaluate the clinical effect of bilateral mandibular defect reconstruction with mandibular molding titanium plate, and the maintenance of mandibular continuity and facial appearance.
在皮肤光滑而匀称的脸上，他有一双传神的大眼睛，鼻梁笔直，头发弯曲，下颌轮廓线条鲜明。
He has large expressive eyes set in a smooth; skinned sym; metrical1 face, a straight nose and rounded hair and jaw line.
摘要目的探讨间歇性双侧完全鼻阻塞对幼年大鼠下颌骨生长发育的影响。
Abstract: Objective To investigate the effects of bilateral intermittent nasal obstruction on the mandibular growth and development of young rats.
结果：单、双侧下颌角线性骨折患者喉咽气道容积及气道总容积明显变小（P<0.05）。
Results: In patients with unilateral or bilateral mandibular angle fractures, the volume of laryngopharynx airway and whole upper airway obviously decreased (P<0.05).
结果（1）单侧完全性唇腭裂术后患者中出现上下颌牙弓宽度不调的比率为6 0 .4 % ，双侧后牙反为33.3% ，单侧后牙反为16 .7%。
Results (1)Dental arch transverse discrepancy was seen in 60.4% , bilateral posterior crossbite in 33.3% , and unilateral posterior crossbite in 16.7% of patients with UCLP, respectively .
结果（1）单侧完全性唇腭裂术后患者中出现上下颌牙弓宽度不调的比率为6 0 .4 % ，双侧后牙反为33.3% ，单侧后牙反为16 .7%。
Results (1)Dental arch transverse discrepancy was seen in 60.4% , bilateral posterior crossbite in 33.3% , and unilateral posterior crossbite in 16.7% of patients with UCLP, respectively .
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