搜索结果: 1-9 共查到“口腔医学 MRI”相关记录9条 . 查询时间(0.043 秒)
目的:探究螺旋电子计算机断层扫描(computed tomography,CT)三维重建和核磁共振(magnetic resonance imaging,MRI)在下颌骨髁突骨折中的诊断价值。方法:选择本院收治的69例疑似髁突骨折病例作为研究对象,患者均进行三维螺旋CT、MRI检测,观察患者髁突骨折类型、移位情况、软组织损伤情况,以患者术中诊断作为评定金标准,对比CT、MRI诊断髁突骨折类型、移位...
Metal artifacts in MRI from non-magnetic dental alloy and its FEM analysis
MRI Metal artifacts of MR image FEM electromagnetic field analysis
2010/11/26
Artifacts in MR(Magnetic Resonance) images of oral cavity produced from non-magnetic metal restorations was verified by measuring the image of index finger and a cylinder of fat test piece with a type...
Metal artifacts in MRI from non-magnetic dental alloy and its FEM analysis
MRI Metal artifacts of MR image FEM electromagnetic field analysis
2010/11/26
Artifacts in MR(Magnetic Resonance) images of oral cavity produced from non-magnetic metal restorations was verified by measuring the image of index finger and a cylinder of fat test piece with a type...
Evaluation of TMJ articular eminence morphology and disc patterns in patients with disc displacement in MRI
Temporomandibular joint disorders Temporomandibular joint disk Temporomandibular joint dysfunction syndrome Magnetic resonance imaging
2009/10/19
The aim of this study was to assess the shape of the temporomandibular joint (TMJ) articular eminence and the articular disc configuration and position in patients with disc displacement. TMJ magnetic...
A case report with changes in BOLD signalling activation areas by improvement of occlusal function in periodontal subjects-the use of analysis by Functional MRI-
initial treatment occlusion fMRI
2009/5/6
We report an interesting case in which improvement of occlusal function in a chronic periodontitis patient was able to be confirmed by the blood oxygenation level-dependent (BOLD) signal on functiona...
Does Bite-Jumping Damage the TMJ? A Prospective Longitudinal Clinical and MRI Study of Herbst Patients
MRI TMJ TMD Class II Herbst appliance Orthodontic treatment Dentofacial orthopedics Bite-jumping
2008/12/29
The aim of this prospective longitudinal study of 62 consecutively treated Class II malocclusions was to determine whether bite-jumping causes temporomandibular disorders (TMD). The function of the ...
Dynamic MRI Evaluation of Tongue Posture and Deglutitive Movements in a Surgically Corrected Open Bite
Open bite Tongue thrust Posterior airway space Dynamic MRI Deglutition Sagittal split osteotomy
2008/11/24
Tongue thrust usually develops in the presence of anterior open bite in order to achieve anterior valve function. In the literature, tongue thrust is described both as the result and the cause of op...
CT和MRI图像融合三维重建颞下颌关节的研究
医学图像融合 颞下颌关节 三维重建
2010/8/20
目的利用CT和MRI扫描图像，探讨采用模型融合技术对颞下颌关节（TMJ）软硬组织进行三维重建的方法，为TMJ生物力学研究及其临床分析提供依据。方法选择1例健康青年男性志愿者，在其双侧TMJ区和颏部共放置12个人造球形标记，经CT和MRI扫描，获取含有所有球形标记的TMJ医学图像，分别采用CT和MRI两套数据建立TMJ软硬组织的三维几何模型。基于人造球形标记在三维空间上配准，对TMJ软硬组织进行三维...