颏

Results Different chin convexity and radian mainly showed characteristic of chin soft tissue profile.

结果：不同骨面型患者颏部软组织形态特征主要表现在颏部的突度和弧度的不同。

Objective To evaluate the clinical effect of submental artery skin flap and expanded cervical flap were uesed on chin scar.

目的：评价采用颏下动脉皮瓣联合颈部扩张皮瓣治疗颏部瘢痕的临床效果及其应用价值。

Results The submental and internal side of mandibular angle was effective loci for stimulating genioglossus. Stimulative radius and intensity of both loci were not significantly different (P＜0.05) and no influence of the skin thickness was found.

结果 选定的颏下及下颌角内侧两刺激部位，能有效刺激颏舌肌，两刺激点半径、刺激强度无差异(P＞0.05)，并不受颌下皮肤厚度影响。

Palpate submental nodes by bending finger under patient's chin

8226；触诊颏下淋巴结：屈曲手指于颏下中线处触诊

Key words: submental artery; expand; chin; scar

颏下动脉；扩张；颏；瘢痕

It is feasibe that the periosteal flap composed of submental artery,anteroventral portion of digastric muscle and mandibular periosteum is useful laryngotracheal renovation.

带颏下动脉二腹肌前腹蒂的下颌骨膜瓣有转移范围大、血供丰富、应用灵活等优点。颏下动脉二腹肌前腹为蒂的下颌骨膜瓣修复喉气管具有可行性。

Objective:To investigate the effects of extraction to the morphology of symphysis and the relationship between lower incisors retraction and the changes of the symphysis by evaluating the cephalograms of patients with Angle Class II Division 1 malocclusion.,in order to provide a reference to clinical treatment.

目的： 通过对安氏Ⅱ~1类错拔牙矫治前后的X线头影测量分析，观察矫治前后颏部形态的变化，并探讨下切牙内收量与颏部厚度和倾斜度变化之间的相关关系，以期为临床矫治设计提供一定的参考。

ObjectiveTo explore the method to treat wideness chin and retrogenia in one step.

目的：探讨一次性矫正颏部宽大及颏部后缩畸形的方法。

RESULTS: The distance of maxilla setback was from 4 to 8mm in all eases with Le Fort Ⅰ osteotomy. In the cases with BSSRO, mandible advancement was from 4 to 7mm and chin advancement was from 6 to 8mm in 6 cases with genioplasty.

结果：本组行Le Fort Ⅰ型骨切开上颌骨整体后退4~8mm，14例BSSRO下颌骨前移4~7mm，6例颏成形术颏前移6~8mm.1例一侧腭降动脉术中损伤断裂，经结扎处理，无感染及骨块坏死。16例患者伤口均一期愈合。

Key words:broad chin; genioplasty

方颏；颏成形

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。