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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...
Magnetic Resonance Signal Intensity from Retrodiscal Tissue Related to Joint Effusion Status and Disc Displacement in Elderly Patients with Temporomandibular Joint Disorders
Temporomandibular joint disorders Magnetic resonance imaging Elderly patients
2010/1/21
Magnetic resonance imaging (MRI) on patients with temporomandibular joint disorders (TMD) has revealed that a decrease and/or increase in signal intensity from retrodiscal tissue, joint effusion (the ...
Relation between Attractive Force and Keeper Surface Characteristics of Iron-neodymium-boron Magnetic Attachment Systems
Attachment Keeper Magnet
2009/9/14
The purpose of this study was to evaluate the influence of heating, cast bonding, and subsequent polishing procedures on attractive force of magnetic attachments. Two magnetic attachment systems with ...
Galvanic Corrosion between Dental Precious Alloys and Magnetic Stainless Steels Used for Dental Magnetic Attachments
Dental precious alloy Magnetic stainless steel Galvanic corrosion
2009/9/11
In this study, we examined the corrosion behavior of dental precious alloys and magnetic stainless steels, namely SUS 444, SUS XM27, and SUS 447J1, used for dental magnetic attachments. Their galvanic...
Galvanic Corrosion of Ferritic Stainless Steels Used for Dental Magnetic Attachments in Contact with an Iron-platinum Magnet
Iron-platinum magnet alloy Galvanic corrosion Ferritic stainless steel
2009/9/11
This study was an examination of the galvanic corrosion of ferritic stainless steels, namely SUS 444, SUS XM27, and SUS 447J1, in contact with a Fe-Pt magnet. The surface area ratio of each stainless ...
Magnetic Resonance Signal Intensity from Retrodiscal Tissue Related to Joint Effusion Status and Disc Displacement in Elderly Patients with Temporomandibular Joint Disorders
Temporomandibular joint disorders Magnetic resonance imaging Elderly patients
2010/12/1
Magnetic resonance imaging (MRI) on patients with temporomandibular joint disorders (TMD) has revealed that a decrease and/or increase in signal intensity from retrodiscal tissue, joint effusion (the ...
Many diagnostic imaging techniques are available to aid clinicians, including transcranial radiography, conventional tomography, computed tomography, arthrography, single photon emission computed tomo...
Clinical Experience with Magnetic Resonance Imaging in Internal Derangements of the TMJ
IMAGING MAGNETIC RESONANCE IMAGING (MRI) TMJ
2009/2/17
Evaluation of magnetic resonance images of 50 symptomatic temporomandibular joints in 26 individuals indicates that this is a useful modality that can replace the invasive arthrographic method in so...
Orthodontic Appliances and Magnetic Resonance Imaging of the Brain and Temporomandibular Joint
Orthodontic Appliances Magnetic Resonance Brain Temporomandibular Joint
2009/2/17
Experimental and clinical studies find that orthodontic appliances can produce artifacts in MRI, mostly in the facial region. Removal of removable components, especially archwires, with close chec...
Estimation of tongue volume from magnetic resonance imaging
Tongue Magnetic resonance imaging (MRI) Volume
2009/1/14
Magnetic resonance imaging was used to estimate the volume of the tongue, oropharynx, and oral cavity in 19 adults. Each subject was imaged and had volume estimations made from the coronal and sag...
A cephalometric evaluation of anterior openbite correction with the magnetic active vertical corrector
Anterior openbite Active vertical corrector Molar intrusion
2009/1/14
The purpose of this study was to evaluate treatment effects of the magnetic active vertical corrector appliance (AVC) when used to treat anterior openbites in a sample of growing patients. Twenty-fi...
Changes in Position of the Temporomandibular Joint Disc and Condyle After Disc Repositioning Appliance Therapy：A Functional Examination and Magnetic Resonance Imaging Study
Anterior mandibular repositioning Disc displacement with reduction Disc-repositioning appliances Internal derangement
2008/12/26
Disc-repositioning splints are routinely used in the treatment of anteriorly displaced discs. The rationale of these appliances is to direct the mandibular condyle anteriorly in the glenoid fossa an...
Temporomandibular Joint Effects of Activator Treatment：A Prospective Longitudinal Magnetic Resonance Imaging and Clinical Study
Magnetic resonance imaging Temporomandibular joint TMD Class II Activator Orthodontic treatment
2008/12/26
The aim of this prospective longitudinal clinical and magnetic resonance imaging (MRI) study was to analyze the effect of Activator treatment on the disc-condyle complex and the posterior attachme...
Skeletal and Dental Effects During Observation and Treatment with a Magnetic Device
High angle Open bite MAD IV appliance Anterior mandibular rotation
2008/12/23
The aim of this study was to evaluate the effects of a magnetic appliance, MAD IV, on the treatment of anterior open bites in growing patients. The study material included the lateral cephalograms...