- Clinical Validity of Tooth Size Measurements Obtained via Digital Methods with Intraoral Scanning
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Alnefaie M, Park SH, Cha JY, Choi SH
- KMID: 2538555
- J Korean Dent Sci.
- 2022 Dec;15(2):132-140.
- doi: 10.5856/JKDS.2022.15.2.132
Purpose: Dental diagnostic records derived from study models are a popular method of obtaining reliable and vital information. Conventional plaster models are the most common method, however, they are being... -
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- Synovial Hemangioma Mimicking a Meniscal Cyst of the Knee
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Min KD, Cho WJ, Cha JY
- KMID: 2532418
- J Korean Orthop Assoc.
- 2022 Aug;57(4):351-355.
- doi: 10.4055/jkoa.2022.57.4.351
Synovial hemangioma is a vascular malformation that usually involves the knee. This paper presents the diagnostic ultrasound findings of a synovial hemangioma that could be mistaken for a medial meniscus... -
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- Validation of three-dimensional digital model superimpositions based on palatal structures in patients with maximum anterior tooth retraction following premolar extraction
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Liu J, Koh KM, Choi SH, Kim JH, Cha JY
- KMID: 2532104
- Korean J Orthod.
- 2022 Jul;52(4):258-267.
- doi: 10.4041/kjod21.126
Objective: This study aimed to evaluate the superimposition accuracy of digital modes for measuring tooth movement in patients requiring anterior retraction after premolar extraction based on the proposed reference regions. Methods:... -
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- Comparison of soft tissue changes between incisor tipping and translation after premolar extraction
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Baik W, Choi SH, Cha JY, Yu HS, Lee KJ
- KMID: 2524901
- Korean J Orthod.
- 2022 Jan;52(1):42-52.
- doi: 10.4041/kjod.2022.52.1.42
Objective: This study compared soft tissue changes after extraction of the four premolars followed by maximum retraction of the anterior teeth according to the type of anterior teeth movement: tipping... -
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- Achievement of Anterior Teeth Arrangement Using a Single Stage of Clear Aligner
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Ryu SJ, Choi SH, Cha JY, Hwang CJ
- KMID: 2525899
- J Korean Dent Sci.
- 2021 Dec;14(2):90-100.
- doi: 10.5856/JKDS.2021.14.2.90
Purpose: The aim of this study was to evaluate the degree of achievement of anterior tooth movement using a thermoplastic clear aligner by superimposing pretreatment, setup, and post-treatment models and... -
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- Association Between Tic Aggravation and Methylphenidate in Youth With Attention-Deficit/Hyperactivity Disorder
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Cha JY, Joung YS, Oh S, Kim BW, Song IM, Ahn BM
- KMID: 2520272
- Psychiatry Investig.
- 2021 Sep;18(9):818-824.
- doi: 10.30773/pi.2021.0047
Objective This study aimed to determine the tic aggravation event rate and cumulative incidence rate in the use of methylphenidate (MPH) treatment in attention-deficit/hyperactivity disorder (ADHD) and the factors that... -
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- Effect of nicotine on orthodontic tooth movement and bone remodeling in rats
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Lee SH, Cha JY, Choi SH, Kim Bi, Cha JK, Hwang CJ
- KMID: 2518521
- Korean J Orthod.
- 2021 Jul;51(4):282-292.
- doi: 10.4041/kjod.2021.51.4.282
Objective: To quantitatively analyze the effect of nicotine on orthodontic tooth movement (OTM) and bone remodeling in rats using micro-computed tomography and tartrate-resistant acid phosphatase immunostaining. Methods: Thirty-nine adult male... -
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- Chin Profile Changes in Skeletal Class III Following Bimaxillary Surgery with or without Advancement Genioplasty
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Kim YA, Jung HD, Cha JY, Choi SH
- KMID: 2503825
- J Korean Dent Sci.
- 2020 Jun;13(1):11-20.
- doi: 10.5856/JKDS.2020.13.1.11
Purpose: This study sought to identify differences in hard and soft tissue chin profile changes in skeletal Class III patients after bimaxillary surgery, with or without advancement genioplasty. Materials and Methods:... -
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- Three-dimensional comparison of 2 digital models obtained from cone-beam computed tomographic scans of polyvinyl siloxane impressions and plaster models
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Park JY, Kim D, Han SS, Yu HS, Cha JY
- KMID: 2466547
- Imaging Sci Dent.
- 2019 Dec;49(4):257-263.
- doi: 10.5624/isd.2019.49.4.257
PURPOSE: This study was performed to evaluate the dimensional accuracy of digital dental models constructed from cone-beam computed tomographic (CBCT) scans of polyvinyl siloxane (PVS) impressions and cast scan models. MATERIALS... -
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- Effect of archwire stiffness and friction on maxillary posterior segment displacement during anterior segment retraction: A three-dimensional finite element analysis
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Park CS, Yu HS, Cha JY, Mo SS, Lee KJ
- KMID: 2464202
- Korean J Orthod.
- 2019 Nov;49(6):393-403.
- doi: 10.4041/kjod.2019.49.6.393
OBJECTIVE: Sliding mechanics using orthodontic miniscrews is widely used to stabilize the anchorage during extraction space closure. However, previous studies have reported that both posterior segment displacement and anterior segment... -
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- Ascending Colon Cancer with Pathologically Confirmed Tumor Thrombosis of Superior Mesenteric Vein: A Case Report
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Kim SE, Lee SJ, Cha JY, Yi SW, Kim TS, Cho IL, Kwak JY, Oh KH
- KMID: 2464674
- Clin Endosc.
- 2019 Sep;52(5):506-509.
- doi: 10.5946/ce.2018.135
Colon cancer is very rarely accompanied by tumor thrombosis of the superior mesenteric vein (SMV). A 46-year-old patient had been diagnosed with SMV tumor thrombosis related to colon cancer without... -
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- The role of hepatic macrophages in nonalcoholic fatty liver disease and nonalcoholic steatohepatitis
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Cha JY, Kim DH, Chun KH
- KMID: 2459288
- Lab Anim Res.
- 2018 Dec;34(4):133-139.
- doi: 10.5625/lar.2018.34.4.133
Nonalcoholic steatohepatitis (NASH) is becoming common chronic liver disease because of the increasing global prevalence of obesity and consequently Nonalcoholic fatty liver disease (NAFLD). However, the mechanism for progression of... -
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- Effects of prestretch on stress relaxation and permanent deformation of orthodontic synthetic elastomeric chains
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Chang JH, Hwang CJ, Kim KH, Cha JY, Kim KM, Yu HS
- KMID: 2427776
- Korean J Orthod.
- 2018 Nov;48(6):384-394.
- doi: 10.4041/kjod.2018.48.6.384
OBJECTIVE: This study was performed to investigate an appropriate degree of prestretch for orthodontic synthetic elastomeric chains focusing on time-dependent viscoelastic properties. METHODS: Orthodontic synthetic elastomeric chains of two brands were... -
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- A Case of Small Hepatocellular Carcinoma Who Showed Complete Response by Combined Therapy of Transarterial Chemoembolization and Stereotactic Body Radiotherapy
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Cha JY, Jun BG, Gong EJ, Seo HI, Park JK, Lee SJ, Kim YD, Han KH, Jeong WJ, Cheon GJ, Choi WS
- KMID: 2422629
- J Liver Cancer.
- 2018 Sep;18(2):157-161.
- doi: 10.17998/jlc.18.2.157
In hepatocellular carcinoma (HCC), surgical resection or local ablation therapy is limited because of severe liver dysfunction or tumor location. Transarterial chemoembolization (TACE) has beed used widely as palliative treatment.... -
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- Effects of thermoforming on the physical and mechanical properties of thermoplastic materials for transparent orthodontic aligners
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Ryu JH, Kwon JS, Jiang HB, Cha JY, Kim KM
- KMID: 2421316
- Korean J Orthod.
- 2018 Sep;48(5):316-325.
- doi: 10.4041/kjod.2018.48.5.316
OBJECTIVE: The aim of this systematic multiscale analysis was to evaluate the effects of thermoforming on the physical and mechanical properties of thermoplastic materials used to fabricate transparent orthodontic aligners... -
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- Histomorphometric evaluation of the bone surrounding orthodontic miniscrews according to their adjacent root proximity
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Oh HJ, Cha JY, Yu HS, Hwang CJ
- KMID: 2421313
- Korean J Orthod.
- 2018 Sep;48(5):283-291.
- doi: 10.4041/kjod.2018.48.5.283
OBJECTIVE: This study was conducted to perform histomorphometric evaluations of the bone surrounding orthodontic miniscrews according to their proximity to the adjacent tooth roots in the posterior mandible of beagle... -
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- Effect of Laser Pre-Drilling on Insertion Torque of Orthodontic Miniscrews: A Preliminary Study
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Kim KH, Choi SH, Cha JY, Hwang CJ
- KMID: 2405564
- J Korean Dent Sci.
- 2017 Dec;10(2):66-73.
- doi: 10.5856/JKDS.2017.10.2.66
PURPOSE: To evaluate the effect of different-sized drill tips and laser irradiation times on the initial stability of orthodontic miniscrews placed in Er,Cr:YSGG-laser pre-drilled holes in an animal model. MATERIALS AND... -
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- The effect of fluoride-containing oral rinses on the corrosion resistance of titanium alloy (Ti-6Al-4V)
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Huang GY, Jiang HB, Cha JY, Kim KM, Hwang CJ
- KMID: 2389146
- Korean J Orthod.
- 2017 Sep;47(5):306-312.
- doi: 10.4041/kjod.2017.47.5.306
OBJECTIVE: The purpose of this study was to examine the effect of commercially available fluoride-containing oral rinses on the corrosion behavior of titanium alloys, which are the main components of... -
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- Comparison of changes in the transverse dental axis between patients with skeletal Class III malocclusion and facial asymmetry treated by orthognathic surgery with and without presurgical orthodontic treatment
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Song HS, Choi SH, Cha JY, Lee KJ, Yu HS
- KMID: 2379558
- Korean J Orthod.
- 2017 Jul;47(4):256-267.
- doi: 10.4041/kjod.2017.47.4.256
OBJECTIVE: To evaluate transverse skeletal and dental changes, including those in the buccolingual dental axis, between patients with skeletal Class III malocclusion and facial asymmetry after bilateral intraoral vertical ramus... -
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- Effects of recycling on the biomechanical characteristics of retrieved orthodontic miniscrews
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Yun SD, Choi SH, Cha JY, Yu HS, Kim KM, Kim J, Hwang CJ
- KMID: 2379556
- Korean J Orthod.
- 2017 Jul;47(4):238-247.
- doi: 10.4041/kjod.2017.47.4.238
OBJECTIVE: The aim of this study was to compare recycled and unused orthodontic miniscrews to determine the feasibility of reuse. The comparisons included both miniscrews with machined surfaces (MS), and... -
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