• 제목/요약/키워드: facial balance

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CONSIDERATION OF THE SOFT TISSUE CHANGES IN ANTERIOR SEGMENTAL OSTEOTOMY OF THE MANDIBLE;REPORT OF TWO CASES (하악전치부 분절골절단술식기의 연조직가변화에 대한 고려;치험 2례)

  • Park, Hyung-Sik;Kim, Hui-Kyeong;Kim, Sun-Yong
    • Maxillofacial Plastic and Reconstructive Surgery
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    • v.12 no.3
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    • pp.49-56
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    • 1990
  • Facial balance is the primary detevminant of good facial esthetics and is expressed externally by the shape of facial soft tissues. Balance of the facial skeleton is most important in prediction of orthognathic surgery, however, it is not alwags coincided to soft tissue balance because the soft tissue drapes overlying hard tissue varies in thickness and tones from case to case. So, soft tissue facial balance and esthetics also should always be considered in prediction of hard tissue changes preoperatively. The chin has a paramount importance in the overall appearance of the face and facial profile because it may express individual charactor or image. Therefore positional change of the chin must be considered in any cases as the last and important option to give an overall soft tissue balance. Two cases were referred from orthodontists only for anterior segmental of teortomuy of the chin. Pre-operative evaluation showed poor soft tissue chin profiles which were not coincided to hard tissue chin balance. We altered surgical plans to fulfill balancing soft tissue profile and then could improve overall esthetics after surgery.

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Aesthetic treatment of patient with facial asymmetry and severe gingival retraction (안면비대칭과 치은퇴축이 심한 환자의 심미치료)

  • Choi, Moon-Shik
    • Journal of the Korean Academy of Esthetic Dentistry
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    • v.25 no.1
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    • pp.50-63
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    • 2016
  • Successful treatment in the anterior esthetic prosthetic can be a balance between aesthetics in the facial, tooth, and periodontal tissue in the oral. In the case of facial symmetry of patients with normal occlusal plane, If you establish criteria of finding balance of aesthetics such as a several books and articles and manufacture a prostheses by the established-criteria, you can manufacture a harmonious and aesthetic prostheses without any trouble. However, in the case of patients with facial asymmetry, if you manufacture a tooth as patient's facial aesthetic symmetry by force even facial asymmetry case, you can't get a result not only aesthetic but also functional prostheses. Also, to produce the prosthetic of harmonious and aesthetic with periodontal tissue, and excellent self-cleansing function, you must apply to the form of the prosthetic changed dental environment.

A Study On Female high-School Students' Reactive Characteristics to PSCD and Their Parent-Child Communication (여고생의 동그라미중심 부모-자녀 그림(PSCD) 반응특성과 부모-자녀 의사소통에 관한 연구)

  • Kim, Gab-Sook;Jeon, Young-Sook
    • Korean Journal of Human Ecology
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    • v.16 no.5
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    • pp.921-932
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    • 2007
  • This study is to examine the relationship between their parent-child communication and their reactive characteristics to the PSCD(Parent-Self-Centered-Drawing) test of the Female high-School Students. The study subjects are 209 Female high-School Students, and research tools are PSCD test and a measure of parent-child communication. The data were analyzed with a paired t-test, one-way ANOVA and Scheffe's post-hoc test. Results are as follows. First, they perceived positively communication toward mother more than communication toward father. Second, as for communication toward father according to the subjects' reaction to the father figure, female students show difference in ommission of facial parts, ommission of body parts, balance of body parts, facial expression and positive and negative symbols. Third, as for communication toward mother according to the subjects' reaction to the mother figure, female students show difference in ommission of facial parts, ommission of body parts, balance of body parts, facial expression and negative symbols. Forth, according to the female students' reaction to the self figure, they show different levels of communication toward father and self in regard of facial expression and distance between the figures. On the other hand, they show different levels of communication toward mother with respect to ommission of facial parts, ommission of body parts, balance of body parts, facial expression and distance between the figures. The authors conclude that the PSCD is a useful tool for measuring the level of parent-child communication.

Pediatric facial reanimation: An algorithmic approach and systematic review

  • Deramo, Paul J.;Greives, Matthew R.;Nguyen, Phuong D.
    • Archives of Plastic Surgery
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    • v.47 no.5
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    • pp.382-391
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    • 2020
  • Facial palsy has a broad clinical presentation and the effects on psychosocial interaction and facial functions can be devastating. Pediatric facial palsy, in particular, introduces unique familial and technical considerations as anatomy, future growth potential, and patient participation influence treatment planning. Though some etiologies of pediatric facial palsy are self-limiting, congenital and long-standing facial palsies pose difficult challenges that require a combination of surgical, adjunctive, and rehabilitative techniques to achieve facial reanimation. Given the spectrum of ages and symptom severity, as well as the various surgical options available for facial palsy, a tailored approach needs to be developed for each child to restore facial balance and function. Here, we review the etiologies, workup, and treatment of pediatric facial palsy and present our novel algorithmic approach to treatment.

A ROENTGENOCEPHALOMETRIC STUDY ON THE POSITION OF THE LOWER CENTRAL INCISOR (하악중절치 위치에 관한 두부방사선계측학적 연구)

  • Lee, Kang-Hee;Suhr, Cheong-Hoon
    • The korean journal of orthodontics
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    • v.15 no.1
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    • pp.75-84
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    • 1985
  • By observing the correlationships between the characteristics of the facial pattern and the methods of establishing the position of the lower central incisor to the five reference lines on the lateral roentgenocephalograms, the author tried to find the most useful method of them, the criteria of which were the independence of a variation according to facial patterns, the close relationships with soft tissue and lip balance, and the simple and consistent usefulness in clinical practice. The subject consisted of forty normal occlusions, forty class II div I malocclusions, forty class III malocclusions, ten treated claas II div 1 cases and ten treated class III cases, all were in 14-17 yrs of age. The findings of this study are as follows: 1. The position of the lower central incisor to EP, OP, MP and NB showed variations according to ANB, FMA, facial convexity and Holdaway angle. 2. The position of the lower central incise. to AP line (A-Pog) was not co..elated with ANB, FMA, facial convexity and Holdaway angle, so it can be used consistently, regardlesss of the facial pattern. 9. The lineal position of the incisal edge of the lower central incisor to AP line has a profound influence on harmonious soft tissue and lip balance.

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A Facial Nerve Palsy Cases Managed by Yinyang Balancing Appliance (YBA) of FCST, a TMJ Therapy for the Balance of Meridian and Neurological System (턱관절자세음양교정술(FCST)의 음양균형장치를 활용한 구안와사 증례보고)

  • Kim, Yun Sang
    • Journal of TMJ Balancing Medicine
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    • v.6 no.1
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    • pp.5-10
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    • 2016
  • Therapeutic effect of temporomandibular joint postural training by functional cerebrospinal therapy (FCST) for the balance of the meridian and neurologic system was observed in a facial palsy case. An idiopathic facial palsy case of House-Brackmann grade V was managed with FCST, combined with acupuncture and postural training of the cervical and pelvic structures. Clinical outcome measurement was performed by House-Brackmann grade and Yanagihara's scale. The patient showed positive changes in the degree of palsy and subjective symptoms within one month. Further research on the effect of FCST is expected.

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Evaluation of Influence of Individual Facial Aesthetic Subunits on the Congnition of Facial Attractiveness in Public (대중의 얼굴 매력도 인지에 미치는 개별 안면 미학단위의 영향에 대한 평가)

  • Lee, Ho-Bin;Lee, Soo-Hyang;Kim, Ji-Soo;Rhee, Seung-Chul
    • Archives of Plastic Surgery
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    • v.37 no.4
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    • pp.361-368
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    • 2010
  • Purpose: Authors tried to analyze the influence of individual facial aesthetic subunits on the cognition of facial attractiveness in public and suggest a mathematical model which explain the facial attractiveness. Methods: Independent facial aesthetic subunits are extracted from facial photographs from three women (11 frontal and 7 lateral aesthetic subunits). Each facial subunits of three women are rated in terms of relative rank by 164 peoples (68 man and 96 woman, average age was 32.4, and ranged ${\pm}$ 9.8 years). $x^2$-test and categorical regression analysis were performed. Results: There was no difference in the aesthetic preference in terms of ages or sexes in large. Beautification of individual aesthetic subunits can predict the overall facial attractiveness up to 42.1% in frontal face (Adjusted $R^2$=0.421, F=6.39, p=0.000 < 0.05) and 22.7% in lateral face (Adjusted $R^2$=0.227, F=4.42, p=0.000 < 0.05). Aesthetic appearance of eyes (p=0.001), upper face (p=0.034) in frontal face and midface (p=0.000) in lateral face are statistically important factors in the cognition of facial attractiveness. Conclusion: Authors experimently proved that harmony and balance among facial aesthetic subunits are the most important factors, in embarking on facial aesthetic plastic surgery, for better enhancement of facial attractiveness.

Flesh Tone Balance Algorithm for AWB of Facial Pictures (인물 사진을 위한 자동 톤 균형 알고리즘)

  • Bae, Tae-Wuk;Lee, Sung-Hak;Lee, Jung-Wook;Sohng, Kyu-Ik
    • The Journal of Korean Institute of Communications and Information Sciences
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    • v.34 no.11C
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    • pp.1040-1048
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    • 2009
  • This paper proposes an auto flesh tone balance algorithm for the picture that is taken for people. General white balance algorithms bring neutral region into focus. But, other objects can be basis if its spectral reflectance is known. In this paper the basis for white balance is human face. For experiment, first, transfer characteristic of image sensor is analyzed and camera output RGB on average face chromaticity under standard illumination is calculated. Second, Output rate for the image is adjusted to make RGB rate for the face photo area taken under unknown illumination RGB rate that is already calculated. Input tri-stimulus XYZ can be calculated from camera output RGB by camera transfer matrix. And input tri-stimulus XYZ is transformed to standard color space (sRGB) using sRGB transfer matrix. For display, RGB data is encoded as eight-bit data after gamma correction. Algorithm is applied to average face color that is light skin color of Macbeth color chart and average color of various face colors that are actually measured.

A PHOTOMETRIC STUDY OF THE FACIAL PROFILES OF KOREAN ADULT WOMAN (한국 성인 여성의 안모에 대한 실물 사진 계측학적 연구)

  • Park, Moo-Chull;Kim, Yeo-Gab
    • Maxillofacial Plastic and Reconstructive Surgery
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    • v.14 no.1_2
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    • pp.54-64
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    • 1992
  • The balance of facial sop tissue is important factor for the treatment of maxillofacial deformity patients. There are many cephalometric analysis of facial bone but a few soft tissue analysis of face for the orthognathic surgery, especially in the oriental people. This study aimed at examining the mean value of the soft tissue measurement of 120 Korean adult women with the linear and angular measurement and comparing with Caucasian. The results ere as follows. 1. In the frontal linear measurement, Korean women have larger interocular distant and width of nose, but the width of mouth appeared less than Caucasian. 2. In the frontal angular measurement, Korean women have larger inclination of the eye than Caucasian. 3. In the lateral linear measurement, Korean women have more prominent upper and lower lip position than Caucasian and have longer upper facial height comparing with lower facial height than Caucasian. 4. In the lateral angular measurement, Korean women have more convex facial profile and less nasolabial and geniolabial angle. 5. In the lateral facial ratio, Korean women have larger proportion in the lower department below the stomion.

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A comparative study of soft tissue profile between Korean and Caucasian young adults under NHP (한국인 정상교합자의 natural head position시 안모의 연조직에 대한 측모두부방사선학적 분석)

  • Kang, Seung-Goo;Lee, Young-Jun;Park, Young-Guk
    • The korean journal of orthodontics
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    • v.33 no.5 s.100
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    • pp.323-337
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    • 2003
  • This study was performed to establish Korean soft tissue cephalometric norms, to compare the norms between sexes and between races, and then to suggest a guideline to execute orthodontic diagnosis and treatment planning for dentofacial deformities in Korean. Young Korean adults were selected. They were 27 males $(23.8{\pm}2.6-year-old)$ and 20 females $(22.5{\pm}1.7-year-old)$ who had harmonious facial balance. After taking lateral cephalograms under the natural head position which is widely known as a highly reliable and reproducible reference position, films were traced and analysing factors were measured as introduced by Arnett et at. Comparisons were done between male and female groups and between Korean and Caucasian groups using unpaired t-test. From the results it was concluded that Korean male had generally thicker lower facial soft tissue and smaller nasolabial angle, longer facial height, deeper facial depth, and more protrusive lower face than Korean female. From the comparison with Caucasian norms adopted from the research of Arnett et al., both Korean male and female showed longer facial lengths generally except less exposed maxillary incisor, and shorter facial depth than Caucasian counterparts. Also, both races showed similar horizontal position of maxillary structures from TVL (true vertical line), but there were more significant anteroposterior differences of marilla-mandible in Korean groups. These results mean Korean had relatively more retruded mandibular structures from the reference line, TVL. Individuals who had harmonious facial balance showed similar facial angle, more or less 170 degree, regardless of sexes or races.