alveolar bone

Methods 40 patients, 19 males and 21 females, with cleft lip and alveolar process only were included. The age range of the patients was from 8 to 33 years with the mean age of 13.8 years when the alveolar bone grafting was performed.

方法40例单侧唇裂合并单纯牙槽突裂患者（19男，21女），手术进行时患者的平均年龄为13.8岁，年龄范围8至33岁。

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Results; It turned out that the alveolar bone repair was quickly in normal control group and it was almost completed in 2 months. The area and highness of bone formation were significantly decreased in thyroidism group compared with the controls ( P < 0. 01).

结果：正常对照组骨修复快，2个月已基本完成，甲状腺素组骨质形成明显减少、骨高度明显降低（P

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Implantation with PRG in extraction sockets could reduce the extent of alveolar bone absorption, maintain bone mass and promote bone healing in the early stage.

拔牙窝内PRG的植入减轻了牙槽嵴吸收的程度，保存局部骨量，在早期促进拔牙窝的骨愈合。

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Trying to elucidate the mechanism of alveolar bone resorption in periodontitis with the network of synergistic cytokines action.

研究雌激素缺乏对宿主牙周炎易感性的影响，从细胞因子的网络调控方面探讨牙周炎牙槽骨吸收的发病机制。

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There are not only the obsorption of dead bone but also the form of new bone during the agglutination of bone fracture. It is a rebuilding process of the bone tissue. It is conformable with the alveolar bone rebuilding process during the orthodontic tooth movement.

在骨折的愈合过程中既有死骨的吸收，也有新骨的生成，它是一个骨组织的改建过程，这与正畸牙齿移动过程中牙槽骨的改建过程是一致的。

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Results All the 26 dental implants were successful after doing alveolar ridge augmentation for 3.2 months. The implanted HA did not move or diffuse, and it was strongly combined with base bone.

结果牙槽骨扩展术后置入HA颗粒不移位不弥散，与基骨牢固相接，人工种植牙时间为术后3.2个月，26例全部成功；

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Objective To analyze peri-implant alveolar bone loss with radiography.

目的使用影像学手段分析种植义齿颈部牙槽骨丧失情况.

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Results: bone resorption was more obvious in alveolar bone with residual roots than that without roots.

结果: 无牙根保留的牙槽骨吸收较有牙根保留的牙槽骨吸收明显.

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Tooth loss accompanied by alveolar bone resorption presents a significant clinical problem.

牙齿缺失伴有牙槽骨吸收的病例是典型的临床问题.

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Alveolar bone of the compressed area would be absorbed with the last of force and that of the tension area formed, then teeth moved.

正畸牙加力的初期会出现疼痛，随着力的持续，压力侧牙槽骨吸收，张力侧牙槽骨形成，牙齿发生移动。

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Once the tooth was extracted, the width and height of alveolar bone will atrophia gradually.

一旦牙齿由于某种原因拔除，则牙槽骨的宽度和高度随即发生变化，逐渐萎缩。

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We located the alveolar bone crest by sounding and determined its biological width.

应用骨探测法探察牙槽骨嵴顶的位置,确定其生物学宽度.

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Conclusion At the end of correction, the bony structure and concentration of alveolar bone are the same as those of the normal bone and the corrective effect is stable.

结论矫治结束时，牙槽骨骨质结构、密度同正常骨组织，矫治效果稳定。

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Objective : To observe the effects of fibronectin on the proliferation and differentiation of alveolar bone cells ( ABCs ).

目的: 观察纤维结合蛋白 ( FN ) 对人牙槽骨细胞增殖与分化的影响.

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Since cleft alveolar bone grafting is more difficult, and especially in the operation, nasal floors, oral vestibules and mucous membrane and periosteum valves in palates should be completely closed, the pivotal points are sufficient loosing of periosteum valves and non-strain suture.

牙槽峭裂植骨手术难度较大，尤其要彻底封闭鼻底、口腔前庭和胯部的粘骨膜瓣，因此在术中充分松解粘骨膜瓣，无张力缝合伤口是手术成功的关键。

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Objective : To study the method of repairing alveolar bone defects autogenous nonvascular graft and implants imultaneously.

目的: 利用自体髂骨游离移植同期种植修复牙槽缺损.

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ConclusionFor those with serious alveolar-bone-absorption atrophy, extension plays a key role in retention of the dentures.

结论对于下牙槽嵴严重吸收萎缩低平的全口义齿修复者, 舌翼区尽量伸展对义齿固位起关键性作用.

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Stress distribution on the surface of alveolar bone is very complex, not simple compression or tension.

齿槽骨表面的应力分布非常复杂,同一部位三个主应力值相差很大,且多为反号, 不是简单的受拉或受压.

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Objective : To introduce and conclude the application of micro-screws in extra-alveolar bone area.

目的: 介绍并总结微螺钉在牙槽外区域植入的应用方法.

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CONCLUSION: With the alveolar bone resorption, the post materials make great impacts on the peak value of maximum crushing stress in the residual teeth root, especially the mechanic capability of post materials.

结论：伴牙槽骨吸收时，牙桩的材料成为影响剩余牙根内部最大主应力峰值的决定性因素，桩材料的力学性能对剩余牙体的影响更为显著。

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In the two patient groups, routine clinical examination of the subjects was performed to record periodontal attachment level and distances of CEJ to the bottom of the bone defects and to the alveolar crest before and 3 and 6 months after the treatment.

治疗前及治疗3个月和6个月后拍摄全口曲面断层片，记录釉牙骨质界到骨缺陷底及釉牙骨质界到牙槽嵴顶的距离；

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Alveolar bone defects resulting from trauma, tumor, congenital deformities or serious periodontitis present a challenge to prosthetic reconstruction.

由于肿瘤、外伤、先天性疾病或严重的牙周炎等造成的牙槽骨缺损直接影响口腔修复重建。

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Objective: To investigate the affection of orthodontic treatment on root length, heigt and alveolar bone.

目的: 为了观察和分析牙齿在移动过程中对牙根长度及根周硬组织的影响.

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When the mechanical loading applied to the teeth, it will induce bone rebuilding, such as alveolar bone, bony suture and articulatio mandibularis.

机械张应力作用于牙齿后，会引起包括牙槽骨、骨缝甚至颞下颌关节区域的骨改建。

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Effects of Alveolar Bone Resorption on Stress of Tooth/ Implant-supported Restoration Connected by Precision Attachment

骨吸收对精密附着体天然牙-种植体联合修复的应力影响

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PURPOSE: To avoid the alveolar surgical risk of alveolar process for head and neck cancer patients who received radiotherapy, radiation doses from different sites of alveolar bone were evaluated.

目的：比较头颈癌根治性放疗患者不同牙位牙槽的放射剂量与肿瘤剂量的差别。

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Objective To evaluate the change of alveolar bone density after extracting the tooth with and periodontitis.

目的探讨因牙周炎拔牙后牙槽骨骨密度的变化.

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Simultanous Anterior Tooth Combined Autograft bone Abstract: Objective : Discuss the method of implant for alveolar bone deficiency.

目的: 探讨上前牙牙槽骨厚度不足情况下的种植方法.

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Objective To study the risk factors of alveolar bone loss primary teeth in Chinese children.

目的研究儿童乳牙牙槽骨丧失的危险因素.

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MEHTODS: By immunohistochemistry, SHIP expression was examined in the tissue membrane , alveolar bone, permanent tooth germ.

方法: 应用免疫组织化学的方法检测SHIP在犬乳恒牙替换期组织中的表达.

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