- 更多网络例句与前牙相关的网络例句 [注：此内容来源于网络，仅供参考]
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Two-stage placement of a dental implant is a well-established method for restoring a missing anterior tooth; however, replacement of an anterior tooth by using two-stage implant surgery may result in changes in the interdental papilla height and loss of alveolar bone with compromised esthetic results.
两阶段配售牙科种植体是一个行之有效的方法恢复丢失的前牙，但是，更换一个前牙采用两阶段植牙手术可能导致牙间乳头的改变高度和齿槽骨丧失影响美观的效果。
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Three of the ten were adult denture crowded patients, the others were adults with bimaxillary protrusion. MAS mini-implant were implanted in 15, 16 and 25, 26 separately. The mini-plants were utilized with the rubber chain, ligature silk to move the cuspid to diatal and to adduct the anterior teeth.
收集武汉大学中南医院口腔正畸科就诊成人牙列重度拥挤患者3例，成人双颌前突患者3例，分别在他们15、16和25、26间各植入一枚MAS微型种植体，利用橡皮链，结扎丝和镍铬弹簧等与微植体相连牵引尖牙向远中移动、内收前牙、防止磨牙支抗丧失。
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Methods: Mini-implant was used in ten cases as orthodontics anchorage. Three of the ten were adult denture crowded patients, the others were adults with bimaxillary protrusion. MAS mini-implant were implanted in 15, 16 and 25, 26 separately. The mini-plants were utilized with the rubber chain, ligature silk to move the cuspid to diatal and to adduct the anterior teeth.
收集武汉大学中南医院口腔正畸科就诊成人牙列重度拥挤患者3例，成人双颌前突患者3例，分别在他们15、16和25、26间各植入一枚MAS微型种植体，利用橡皮链，结扎丝和镍铬弹簧等与微植体相连牵引尖牙向远中移动、内收前牙、防止磨牙支抗丧失。
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Because this produces peculiar tooth jaw face to misshape, constant expression is mid development undesirable reach cave, length of direction of around of bone of the upper jaw and perpendicular direction height shorten, tooth bend is narrow, the tooth lists jam, occlusive relation is disorder, anterior teeth or complete tooth bend are enclothed instead, before mandible true sex or false sex dash forward. 2 use DO method at the back of art of Jiao Zhi cleft palate in the portion caves at the back of art of abnormal cleft palate in the portion caves abnormal treatment method is very much, if Kettle reports block is mental,raise fight a way, the face guard method that Tind Lund uses, wang Ketao [1] uses Peng body to get together 4 fluorine ethylene fills up repair misshapes this kind etc.
因此产生特有的牙颌面畸形，常表现为面中部发育不良及凹陷，上颌骨前后方向长度及垂直方向高度变短，牙弓狭窄，牙列拥挤，咬合关系紊乱，前牙或全牙弓反覆盖，下颌真性或假性前突。2利用DO术矫治腭裂术后面中份凹陷畸形腭裂术后面中份凹陷畸形治疗方法很多，如Kettle报道枕颏支抗法，Tind lund采用的面罩法，王克涛[1]采用膨体聚四氟乙烯充填修复此类畸形等。
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Change of arch width after extraction and nonextraction treatment;2. Effects on arch width after extraction and nonextraction treatment;3. Intercanine and intermolar arch widths and anterior arch depths of the maxillary and mandibular arches were measured.
结论与不拔牙矫治相比，拔牙矫治不会减小尖牙间牙弓宽度和前牙段牙弓长度而影响面部美观；但拔牙和不拔牙矫治都能引起磨牙间牙弓宽度的改变，可能影响疗效的长期稳定性。
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objective the purpose of this study was to explore the method and effectiveness of apertognathia of anterior teeth in teenagers.methods the majority patients were corrected with edgewise appliance after draw four molars, all sorts of flexure were curved on the appliance, used perpendicular traction for anterior teeth and ii, iii maxillomandibular traction, fine adjust intercuspal position ,tip and cavity.
目的 探讨青少年前牙开牙合的矫治方法和效果。方法多数患者采取拔除4个磨牙之后使用方丝弓矫治器矫治，矫治中在弓丝上弯制各种曲，并使用前牙垂直牵引和颌间ⅱ类、ⅲ类牵引，精调牙位及尖窝关系。
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objectivethe aim of this study was to evaluate the curative effects of the modified fixed reverse twin-block appliance combine edgewise on treatment of adult angle ⅲ anterior crossbite.methodsthe appliance was used on 15 adult subjects with angle ⅲ malocclusion and then compared clinical character and x-ray cephalometry before and after treatment.resultsafter 4 months treatment the appearance and profile were improve evidently, mandible retrusion was to lead molar and canine were angle i,overjet and overbite were normal.
目的：应用改良固定反式双阻板矫治器（twin-block appliance，tba）联合方丝弓技术矫治成人angleⅲ前牙反牙合，为成人前牙反牙合提供新的治疗方法。方法：矫治成人患者15例，进行临床表现及相关硬组织测量。结果：固定反式tba戴用4个月后下颌明显后退。所有患者在未拔牙的情况下前牙反牙合均得到有效治疗，磨牙及尖牙均达到i类关系。但上颌仅为牙及牙槽的代偿性变化。
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PURPOSE: To study the stresses and movement of central incisor with three-dimensional dynamic finite element method, in order to understand and describe the process of occluding.
目的：采用动态有限元方法模拟前牙咬合过程，分析上、下前牙在功能咬合过程中的运动和受力变化规律，为全程描述前牙生理咬合过程提供理论依据。
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Results Normal overbite and overjet were established, the mandibular dentition was distalized and significantly uprighted, a slight proclination was found in the upper anterior teeth, the relative relationship of upper and lower lip get some improvement but few for skelecton.
结果 前牙均建立了正常的覆覆盖关系，下前牙舌侧倾斜、移动及下磨牙远中竖直、移动明显，上前牙轻微前倾，上下唇相对位置获得改善，骨改变不明显。
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The purpose of this study was to evaluate the changes on the tongue movement during swallowing before and after orthodontic retraction of anterior teeth using ultrasound technique. The subject consisted of four men and nine women, with a mean age of 21.3 years old. The subjects were undergoing orthodontic treatment with extraction, and there were at least 3mm space left on each side between lateral incisors and canines.
在齿颚矫正治疗时，常常利用拔牙的方式让前牙往后方移动，而这样的移动是否会影响舌头的运动及功能则有待验证；本研究的目的是使用B+M模式口腔超音波防震扫描技术，去评估接受拔牙治疗之矫正患者，在前牙后退完成之后，舌头吞咽运动的时间和振幅是否会改变，并检测前牙距离、角度的改变比率和舌头吞咽运动改变比率之间的相关性。
- 更多网络解释与前牙相关的网络解释 [注：此内容来源于网络，仅供参考]
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dilaceration of tooth：弯曲牙
弯曲牙(dilaceration of tooth)是牙冠和牙根形成一定弯曲角度的牙齿. ,多指的是前牙弯曲.
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anterior teeth, front teeth：前牙
恒牙 permanent teeth | 前牙 anterior teeth, front teeth | 后牙 posterior teeth, buccal teeth
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anterior overbite：前牙深覆合
anterior open bite 前牙开合; | anterior overbite 前牙深覆合; | anterior shift 前伸移位;
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pulp：牙髓
4牙髓(Pulp) 一层软组织. 1前牙(Anterior teeth) 位于牙弓的前部,包括切牙和尖牙. 2后牙(Posterior teeth) 位于牙弓的后部,包括双尖牙和磨牙. 3嵴(Ridge) 为牙釉质的长线状隆起. 不同部位的嵴,有不同的名称. (出示尖牙及磨牙模型).
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splint：(牙合)板
咬牙合板(splint)治疗TMD的机制:1.松弛型咬牙合板(relaxationsplint) 戴在上前牙上,下前牙与咬抬板呈点状接触,后牙分牙合,可以使紧张的肌肉被动松弛,牙周感受器接收的病理性传人冲动被阻断,下颌位置得以重新调整.
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anodontia：无牙症
应用骨结合种植体修复前牙缺失和严重的先天缺失牙效果良好. 先天缺失牙定义为发育性的缺失一颗或多颗牙. 全部牙齿缺失极少见,称为先天无牙症(anodontia). 先天缺失牙可表现出不同严重程度,严重的先天缺失牙定义为缺失6颗或6颗以上牙齿,不包括第三磨牙.
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diastema：牙间隙
牙弓间空隙Interarch Space | 牙间隙Diastema | 前牙言语空隙Anterior Speaking Space
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Heraeus Gluma：牙本质脱敏剂
前牙树脂 3M ESPE Filtek Supreme Plus Universal | 流动树脂 3M ESPE Filtek Supreme Plus Flowable | 牙本质脱敏剂 Heraeus Gluma
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anterior talofibular ligament：距腓前韧带,距腓前韧带
anterior synechia 虹膜前粘连 | anterior talofibular ligament 距腓前韧带,距腓前韧带 | anterior teeth 前牙
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premolars：前磨牙
3、 前磨牙(premolars)又名双尖牙(bicuspidteeth),位于尖牙之后,磨牙之前,左右上下共8个. 牙冠呈立方形,又一个咬合面,一般为双尖,下颌第二前磨牙有三尖者,前磨牙有协助尖牙撕裂及协助磨牙捣碎食物的作用. 牙根扁,亦有分叉者,