Antralchoanal polyps present as mucoid masses originating at the maxillary antrum extending through a sinus ostium to the choana.
上颌窦后鼻孔息肉表现为起源于上颌窦的粘液样肿块，并通过上颌窦口延伸至后鼻孔。
The origin of the maxillary artery was located and delimited according to a designed line from incisure intertragica to angulus oris.
根据耳屏间切迹到口角联线来确定上颌动脉起始部位。
Objective To discuss the reliability of the vertical tube shift technique (from a panoramic and a maxillary occlusal radiograph) for localization of the unerupted maxillary anterior teeth.
目的探讨垂直球管移动技术用于上颌埋伏阻生前牙定位的可靠性。
METHODS: 25 extracted human maxillary anterior teeth, with a single straight root were randomly divided into 5 groups. They were instrumented with K-files and conventional preparation technique.
方法：25颗离体直根管前牙，随机分为5组，不锈钢K锉常规法预备根管，应用5种冲洗剂组合进行冲洗。
A wisdom tooth is in humans any of the usually four third molars, including mandibular third molar and maxillary third molar.
人类的智齿就是第三大臼齿，通常有四颗，包括下颌第三磨牙和上颌第三磨牙。
Objective The restoration of maxillary defect is still a difficult problem of stomatology, so far, the researchers are still argue on the restoration of maxilla defect.
目的上颌骨缺损的修复与重建一直是口腔医学的难题之一，迄今为止，国内外学者对上颌骨缺损的重建仍存有争议。
Objective To compare the diagnostic accordance rate of A mode ultrasound with that of X ray photography for maxillary sinus diseases.
目的：进行A型超声波及X线鼻窦摄片对上颌窦疾患的诊断符合率比较。
Conclusion It is a reliable method for functional reconstruction of maxillary defect via vascularized iliac osteomusculocutaneous flap combined with immediate zygomatic implantation.
结论复合髂骨肌皮瓣结合同期颧种植体植入可作为上颌骨缺损个体化功能重建的可靠方法之一。
Objective: Built a three-dimensional finite element maxillary model including different diameter and length anchorage implant and analysis it, which can be used to chose the best implant.
目的：通过建立一个含不同直径、不同长度种植体的上颌骨三维有限元模型，并进行应力分析，选出最佳的支抗种植体。
Objective: This article was a comparative study on the strain distribution along midline of maxillary complete denture base in occlusal interferences at different sites.
目的：在上颌总义齿不同牙位干扰时，对基托中线的应变变化进行比较研究。
Method; a periosteal trapdoor bone flap was made in the facial wall of maxillary sinus.
方法：在上颌窦前壁设计一个活门式蒂在上方的骨膜骨瓣。
Conclusion: the open sinus elevation is a effective techniques for the augmentation of maxillary posterior region.
结论：采用开放式提升技术进行上颌骨后部的骨增量是一种很有效的手术方式。
Objective To evaluate the result of a simple method of rehabilitating incisal path and overlap & overbite relation in maxillary frontal cosmetic PFM prostheses.
目的：评价一种重建前牙切道和覆牙合覆盖关系的简单方法，在上颌前部美容性烤瓷冠修复中的应用效果。
Methods To puncture from inferior nasal meatus and canine fossa with a nasal endoscopic needle, then, to cut away the pathological tissue of maxillary sinus under the endoscopic observation.
方法：鼻窦镜穿刺套管针分别从下鼻道、尖牙窝穿刺，在鼻内窥镜直视下切除上颌窦病变；
Some scholars deem that early UPXB mostly belongs to functional mandible deviation and correction of it through maxillary expansion is associated with a good change in mandible deviation.
有学者认为早期单侧后牙反牙合患者下颌偏斜大部分属于功能性偏斜，当采用扩大上颌牙弓矫治后牙反牙合后，下颌功能性偏斜可得到纠正，颜面不对称程度可以改善。
Objective: to evaluate a method to restore maxillary lateral incisor with adhesion and cantilever bridge.
目的：观察用粘结桥、单端固定桥两种方法联合修复上颌侧切牙缺失的临床效果。
Rapid maxillary expansion is a method which is often being used to treat the transverse discrepancy of widths of maxilla.
快速上颌扩展是一种常用的矫治上颌横向宽度不调的方法。
The maxillary processes extend in a cephalad direction form the piriform aperture to the lacrimal crest, uniting with the frontal and nasal bones.
上颌骨额突由梨状孔和泪嵴向头侧方向伸出，与额骨和鼻骨相接。
A rare case of an erupted compound odontoma associated with a malformed and dilacerated maxillary left lateral incisor is reported.
一例罕见的复合齿瘤的发生与一个恶意的和弯曲左上颌侧切报道。
Objective To study the shape and location of root canal orifice in maxillary first permanent molar and provide a morphological basis for locating canal orifice in endodontic therapy.
目的研究上颌第一磨牙根管口形态和位置关系，为根管治疗时寻找根管口提供解剖学依据。
Conclusions: The roots of maxillary first premolars possesses a variety of canal system types.
结论：上颌第一前磨牙的根管类型相对复杂。
All patients complicated paranasal sinus to a greater or lesser degree. Part of patients had maxillary sinus cyst and anatomical variation such as straight middle turbinate, etc.
全部合并不同程度鼻窦炎，部分见以直形中鼻甲为主的解剖变异及上颌窦囊肿。
Objective: To develop a new method of computer aided design (CAD) of veneer on maxillary incisor.
目的：尝试上颌中切牙贴面计算机辅助设计(CAD)方法。
Conclusions: Ultrasonography plays a great role in the clinical diagnosis of the maxillary cystic disease.
结论：超声显像在颌骨囊性病变诊断中有重要的临床价值。
Objective: to design and fabricate a new type of prosthesis, the collapsible maxillary complete denture with hinges, for improving the treatment of edentulous patients with microstomia.
目的：设计制作一种铰链折叠式上颌全口义齿，用以修复小口畸形患者的上颌牙列缺失。
Results: Most of the lacrimal fossa (85. 60%) consist of lacrimal and maxillary bones; 0nly a few (14.40%) lacrimal bone or maxillary bone.
结果：泪囊窝多数(85.60%)由泪骨与上颌骨构成，少数(14.40%)由泪骨或上颌骨构成。
During oral respiration, the tongue moves down and forward, flatting into tile-like shape, allowing air to pass readily into the airways, a route that adversely affects maxillary growth.
口呼吸时，舌头会向下且向前移，由平滑转成如瓦砖状，使空气可以立即地进入呼吸道，这样的呼吸路径对上颚生长有不利的影响。
During oral respiration, the tongue moves down and forward, flatting into tile-like shape, allowing air to pass readily into the airways, a route that adversely affects maxillary growth.
口呼吸时，舌头会向下且向前移，由平滑转成如瓦砖状，使空气可以立即地进入呼吸道，这样的呼吸路径对上颚生长有不利的影响。
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