- Frankel appliance
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Ryu YK, Sohn BH, Park YC, Oh SS
- KMID: 1676024
- Korean J Orthod.
- 1983 Mar;13(1):115-120.
No abstract available. -
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- A study on overbite and overjet of the anterior segment with normal occlusion
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Park IK, Ryu YK, Baik HS
- KMID: 1676058
- Korean J Orthod.
- 1983 Sep;13(2):185-192.
No abstract available. -
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- A case report of pseudo Cl III malocclusion patient due to facial paralysis
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Ryu YK, Son BH, Choi JG
- KMID: 1977228
- Korean J Orthod.
- 1980 Dec;10(1):105-109.
No abstract available. -
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- A case report of Angle's Class III malocclusion with asymmetric mandibular prognathism
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Ryu YK, Son BH, Park YC, Kim KS
- KMID: 2439702
- Korean J Orthod.
- 1982 Jun;12(1):31-36.
20 years old female patient with asymmetric mandibular prognathism had anterior open-bite, anterior cross-bite and mandibular shift. This patient was treated width both orthodontic and surgical method. Maxillary second molars... -
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- A longitudinal study on changes of bony and soft tissue of children in aged 7 through 9 years old
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Kim KS, Ryu YK
- KMID: 2074659
- Korean J Orthod.
- 1982 Dec;12(2):155-164.
The purpose of this study was to investigate the changes of bony and soft tissue by the growth Each 50 boys and girls was studied aged 7 through 9 years... -
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- Third molar changes following lower second molar extractions
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Hong SC, Ryu YK
- KMID: 2271459
- Korean J Orthod.
- 1987 Sep;17(2):321-333.
The purpose of this study was to observe the changes of the lower 3rd molars following the extraction of the lower 2nd molars by Lateral Cephalograms and Orthopantomograms. The subjects... -
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- A comparative study of the tongue, mandible and hyoid bone position between the adenoid hypertrophied children and the normal children
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Lee GG, Ryu YK
- KMID: 1977202
- Korean J Orthod.
- 1986 Sep;16(2):99-106.
The author studied 21 adenoid hypertrophied children and 50 normal children by the horizontal, vertical and angular measurements to analyze, the effects of the lymphadenoid hypertrophy to the tongue, mandible,... -
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- A study of the "wits" appraisal of the Korean adults
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Cho BC, Ryu YK
- KMID: 1977224
- Korean J Orthod.
- 1980 Dec;10(1):65-70.
The purpose of this study was giving some helpful datas in analysing the degree of anteroposterior jaw disharmony with the "Wits" appraisal. The cephalograms of 105 Korean adults with normal... -
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- A study on the correlativity between the head and face and the maxillary arch in Korean
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Lee SR, Ryu YK
- KMID: 1676023
- Korean J Orthod.
- 1983 Mar;13(1):105-114.
the author studied the corelaticity between the head and face and the macillary arch in Korean. This study was undertaker in 336 persons at age from 8 to 19 years... -
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- An experimental study on gross reactions of surrounding maxillary sutures to the widening of midpalatal suture in the dog
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Lee IS, Ryu YK
- KMID: 2038049
- Korean J Orthod.
- 1981 Dec;11(2):135-142.
This study was performed to observe the gross reactions of surrounding maxillary sutures to the widening of rnidpalatal suture in the dog. Three, healthy dog were chosen for the experiment.... -
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- A study of the standards according to the Steiner and Tweed analysis in Korean normal occulsion
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Lee GH, Ryu YK
- KMID: 1676019
- Korean J Orthod.
- 1983 Mar;13(1):83-94.
For the better orthodontic diagnosis case analysis, and treatment plan, the author studied the cephalometric analysis 365 Korean with normal occlusion occording to the Steiner and Tweed analysis. The subjects... -
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- A longitudinal study of nasopharynx and adenoid growth of Korean children
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Hwang CJ, Ryu YK
- KMID: 1676091
- Korean J Orthod.
- 1985 Mar;15(1):93-103.
Since the fact was known that mouth breathing resulted from the adenoid hypertropy causes malocclusion, many investigators have studied nasopharynx and adenoid in order to clatify the role in relation to... -
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- The cephalometric study on the depth of the mandibular antegonial notch as on indicator of mandibular growth pattern
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Kang SA, Ryu YK
- KMID: 2271468
- Korean J Orthod.
- 1989 Mar;19(1):77-93.
The purpose of the present study were to disclose whether the depth of the mandibular antegonial notch can be used as an indicator of mandibular growth potential. The patients composed... -
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- A cephalometric study of the tongue and the intermaxillary space
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Kang HS, Ryu YK
- KMID: 2400480
- Korean J Orthod.
- 1984 Sep;14(2):233-239.
The author studied on the tongue position, tongue space and intermaxillary space at 4 groups; normal occlusion 30 cascs, Angle's Class I bimaxillary protrusion 29 cases, Angle's Class II malocclusion... -
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- A study on the mandibular growth prediction and size of the frontal sinus
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Kyung SH, Ryu YK
- KMID: 2271756
- Korean J Orthod.
- 1997 Jun;27(3):473-479.
This author tried to find if the size of the frontal sinus can be used as a diagnostic aid to predict the mandibular growth pattern in growing patients-in lateral cephalogram... -
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- A longitudinal roentgeno-cephalometric study on the craniofacial depth and height by Coben's method
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Ahn HI, Ryu YK
- KMID: 1676085
- Korean J Orthod.
- 1985 Mar;15(1):23-42.
The morphology and growth changes of the Craniofacial Complex are inportant in orthodontics and cephalometrics for analysis and evaluation of facial bone growth are widely used. The author analyzed the data... -
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- A longitudinal study on the interrelationship between the growth change of the gonial angle and IMPA
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Chung CS, Ryu YK, Sohn BW, Kim YJ
- KMID: 1923849
- Korean J Orthod.
- 1999 Aug;29(4):435-444.
This study was undertaken to investigate the growth change of gonial angle and interrelationship between the growth change of gonial angle and IMPA in the longitudinal data from 7 years... -
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- An initial histologic study on molar intrusion of cat with the usage of permanent magnet
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Kim SC, Ryu YK
- KMID: 2271498
- Korean J Orthod.
- 1990 Mar;20(1):169-179.
Utilizing the repelling force of permanent magnet of find out weather it shows the findings of molar intrusion histologically and compares the result with the resin bite plane. As for... -
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- Roentgenocephalometric study of craniofacial skeleton on the age of puberty with normal occulsion
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Baek IS, Ryu YK
- KMID: 2074661
- Korean J Orthod.
- 1982 Dec;12(2):177-192.
The study was performed to estabish the cephalometric standards of Hellman dental age III B, IV A, IV C groups of the age of puberty and to aid for the... -
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- A study of the arch length discrepancy and the diagnostic analysis
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Ryu YK, Ahn KS
- KMID: 2271926
- Korean J Orthod.
- 2004 Feb;34(1):1-11.
Predicting the arch length discrepancy by simply comparing the available arch perimeter with tooth materials is merely a 2-dimensional analysis of the teeth movement. However, the real teeth movement takes... -
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