搜索结果: 1-15 共查到“口腔医学 Tomography”相关记录19条 . 查询时间(0.046 秒)
Length and Geometric Patterns of the Greater Palatine Canal Observed in Cone Beam Computed Tomography
greater palatine canal
2014/11/6
The greater palatine canal is an important anatomical structure that is often utilized as a pathway for infiltration of local anesthesia to affect sensation and hemostasis. Increased awareness of the ...
Facial Soft-Tissue Asymmetry in 3D Cone Beam Computed Tomography Images of Children with Surgically Corrected Unilateral Clefts
soft-tissue depth facial reconstruction cleft lip with or without cleft palate
2014/11/6
Cleft lip with or without cleft palate (CL/P) is a relatively common craniofacial malformation involving bony and soft-tissue disruptions of the nasolabial and dentoalveolar regions. The combination o...
The prevalence of concha bullosa and nasal septal deviation and their relationship to maxillary sinusitis by volumetric tomography
Concha Bullosa Sinusitis nasal septal deviation
2014/11/6
The objective of this study was to determine the prevalence of concha bullosa and nasal septal deviation and their potential relationships to maxillary sinusitis. 883 CT scans taken at Creighton Unive...
Computed tomography assessment of Apert syndrome
Tomography X-ray computed Skull Acrocephalosyndactylia
2009/10/20
Apert syndrome, or acrocephalosyndactyly type I, is a craniofacial dysostosis, an autosomal dominant condition characterized by severe developmental disturbances of the craniofacial region including b...
Length determination of zygomatic implants using tridimensional computed tomography
Atrophy Dental implantation Maxilla Tomography X-ray computed
2009/10/19
Considering the potential of tridimensional computed tomography (3D-CT) as a predictor of real bone dimensions, nine dried human skulls with maxillary edentulism were evaluated using images obtained b...
Validation of computed tomography protocols for simulated mandibular lesions: a comparison study
Tomography X-ray computed Bone diseases Mandible
2009/10/19
Computed tomography is the choice technique to assess oral and maxillofacial osseous lesions because it provides hard and soft tissues visualization in one examination without superimposition of surro...
Analysis of Internal Defects in All-ceramic Crowns Using Micro-focus X-ray Computed Tomography
MicroCT All-ceramic crown Internal defect
2009/9/14
The purpose of this study was to examine all-ceramic crowns for internal defects using micro-focus X-ray computed tomography (microCT). Mono-ceramic CAD/CAM crowns, ceramic-core CAD/CAM crowns, and he...
The Effects of Tooth Extraction on Cortical Thickness and Bone Mineral Density of the Mandible: Evaluation with Computerized Tomography
Department of Radiology,Faculty of Medicine,Atatürk University,Erzurum-TURKEY Department of Prosthetic Dentistry,Faculty of Dentistry,Atatürk University,Erzurum-TURKEY
2009/6/29
The cortical thickness of the mandible (CTM) and its bone mineral density may be affected by tooth extraction. There is little knowledge of how the number of teeth in the mandible affect the cortical ...
Three-dimensional Changes of the Mandible and Alveolar Bone in the Ovariectomized Rat Examined by Micro-focus Computed Tomography
alveolar bone micro-focus computed tomography (μCT) three dimension (3D) osteoporosis ovariectomy
2009/5/27
To clarify the changes of the mandible and alveolar bone in postmenopausal osteoporosis, we examined the changes of structure in mandible and alveolar bone of ovariectomized (OVX) rats. Twelve female ...
Relationship between the Bone Mineral Density of Mandible by Quantitative Computed Tomography and Lumbar Spine by Dual Energy X-ray Absorptiometry
quantitative computed tomography (QCT) mandible bone mineral density (BMD) osteoporosis periodontal disease
2009/5/27
Osteoporosis is a systemic skeletal disorder characterized by low bone mass. Periodontitis is an inflammation of the supporting tissues of the teeth, usually leading to loss of alveolar bone. The purp...
Frontal Tomography of Articulating Temporomandibular Joint Surfaces
Frontal Tomography Articulating Temporomandibular Surfaces
2009/3/2
A new technique orienting frontal tomographs of the TMJ in two planes to image the primary working surfaces of the joint.
Direct Parasagittal Computed Tomography and Arthroscopic Surgery of the Temporomandibular Joint
ARTHROSCOPY COMPUTED TOMOGRAPHY FUNCTION TEMPOROMANDIBULAR JOINT
2009/2/26
An overview of an interdisciplinary approach to TMJ problems, with preliminary findings on the application of CT scanning and arthroscopic surgery in cases that do not respond to conservative therap...
Analysis of Orthodontically Induced Root Resorption Using Micro-Computed Tomography (Micro-CT)
Tooth root resorption Orthodontic treatment Micro-CT Resorption lacuna Demineralization
2010/3/5
Objective: To establish a protocol for assessing orthodontically induced tooth root resorption (OITRR) in human premolars using micro-computed tomography.
Materials and Methods: Ten extracted maxil...
Immediate and Post-Retention Effects of Rapid Maxillary Expansion Investigated by Computed Tomography in Growing Patients
Rapid maxillary expansion Computed tomography Transverse dimension Periodontal tissue
2010/3/5
Objective: To determine by low-dose computed tomography (CT) protocol the dental and periodontal effects of rapid maxillary expansion (RME).
Materials and Methods: The sample comprised 17 subjects ...
Three-Dimensional Cephalometry Using Helical Computer Tomography：Measurement Error Caused by Head Inclination
Helical CT Three-dimensional cephalometry Head position
2008/12/26
We performed a study of three-dimensional (3-D) linear measurements in the maxillofacial region using helical computer tomography (CT). The high accuracy of the linear measurements showed errors of ...