• Title/Summary/Keyword: Functional appliance

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Study of Functional Appliance for Treatments of Children and Adolescents with Class II Malocclusion (성장기 II급 부정교합 환아의 기능성 악교정 장치의 치료 효과에 관한 연구)

  • Kang, Himchan;Lee, Koeun;Kim, Misun;Nam, Okhyung;Lee, Hyo-seol;Kim, Kwangchul;Choi, Sungchul
    • Journal of the korean academy of Pediatric Dentistry
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    • v.47 no.3
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    • pp.235-247
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    • 2020
  • The purpose of this study was to evaluate the skeletal and dentoalveolar effects and optimal timing for treatment of class II malocclusion with functional appliances in children and adolescents. A group of 30 patients with class II malocclusion were divided into 3 groups according to their use of functional appliance: Twin block, Activator, Fränkel appliance. The group was also divided into 2 groups according to the cervical vertebrae maturation method. Lateral cephalometric radiographs were analyzed pretreatment (T0) and posttreatment (T1). Among the functional appliances, treatment with Twin block and Activator showed significant increase in the length of the mandible (Co-Gn) and the lower anterior facial height (ANS to Me), whereas the overjet and overbite were significantly reduced. Treatment with Fränkel appliance showed significant improvement in the relationship of maxilla and mandible. In addition, if the functional appliance was used during the period of pubertal growth peak, there was a significant increase in mandibular length, improvement in the relationship of maxilla and mandible, labial inclination of lower incisors and decrease in overjet compared to the treatment before pubertal growth peak. Therefore, this study indicates that using functional appliances for patients with class II malocclusion is effective and the optimal timing for using functional appliances is during pubertal growth peak.

Construction of Frankel Functional Regulator II ($Fr{\ddot{a}}nkel$의 Functional Regulator II 제작)

  • Lee, Gyu-Sun
    • Journal of Technologic Dentistry
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    • v.22 no.1
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    • pp.21-38
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    • 2000
  • $Fr{\ddot{a}}nkel$ functional regulator have a complicated design and are of a big bulk. This makes not only the construction of appliance but also the adaption of a patient to the appliance very difficult. Therefore, orthodontic laboratory technicians should be well acquainted with the sequential fabrication procedures involved in the construction of Frankel functional regulators and construct a type most suitable for a specific patient of malocclusion. There are various types of Frankel appliances. Detailed construction procedures of FR II are described here below, which can also be applied for other types for FR appliances.

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INVERTED LABIAL BOW APPLIANCE FOR ANTERIOR CROSSBITE CORRECTION : REPORT OF A CASE (Inverted labial bow appliance를 이용한 전치부 반대교합 치험례)

  • Park, Jin-A;Park, Ho-Won
    • Journal of the korean academy of Pediatric Dentistry
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    • v.28 no.4
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    • pp.694-699
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    • 2001
  • The prognosis for class III patients in growing child can be made in mixed dentition and the severity of the symptom is often amenable to early intervention. Class III malocclusion can be classified as functional class lit and skeletal origin. Skeletal Class III malocclusion is usually characterized by overdeveloped mandible, underdeveloped maxilla, but the cause of pseudo class III is most dentoalveolar or functional shift of mandible. The primary goal of early intervention of malocclusion is to supply an environment that is conducive to the development of favorable occlusal relationships and avoiding of worsening of the problems. Inverted labial bow appliance is introduced as an appliance to combine the advantage of active plate and activator. It is undemanding with this appliance to initiate not only dentoalveolar expansion of upper dentition but also to orient the functional retrusion of mandible. With simple design the compliance for patients such as mouth breathing problem can be improved. For successful use of this appliance it is utmost important to make accurate and early diagnosis between pseudo- and skeletal class III malocclusion. This article will demonstrate the use of an Inverted labial bow appliance for early treatment of a functional Class III malocclusion. After 4 month treatment, anterior crossbite was treated and the results were achieved mainly dentoalveolar change of upper and lower anterior teeth.

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Tourette's Disorder Cases Managed by Yinyang Balancing Appliance of FCST, a TMJ Therapy for the Balance of Meridian and Neurological System (FCST의 음양균형장치를 활용한 뚜렛장애의 증례보고)

  • Yu, Dae-Gil;Lee, Young-Jun
    • Journal of TMJ Balancing Medicine
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    • v.2 no.1
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    • pp.17-19
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    • 2012
  • Objectives: Therapeutic effect of Yinyang Balancing Appliance of functional cerebrospinal therapy (FCST) for meridian and neurologic yinyang balance was observed in Tourette's Disorder. Methods: Two Tourette's Disorder cases were managed with the Yinyang Balancing Appliance on temporomandibular joint (TMJ), combined with acupuncture. Clinical outcome measurement was based on subjective measures and clinical observations. Results: The patients showed positive changes even after the initial treatment and this effect maintained over the follow-up period. Conclusions: Although it is not clear the effect is a sustaining or temporary in its nature, a positive effect was observed and further clinical and biological research on FCST is expected.

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Dysarthria with Dystonia Cases Managed by Yinyang Balancing Appliance of FCST, a TMJ Therapy for the Balance of Meridian and Neurological System (FCST의 음양균형장치를 활용한 언어장애 증례보고)

  • Yin, Chang Shik;Lee, Young-Jun
    • Journal of TMJ Balancing Medicine
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    • v.1 no.1
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    • pp.19-22
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    • 2011
  • Objectives: Therapeutic effect of Yinyang Balancing Appliance of functional cerebrospinal therapy (FCST) for meridian and neurologic yinyang balance was observed in dysarthria with dystonia cases. Methods: Two dysarthria with dystonia cases were managed with the Yinyang Balancing Appliance on temporomandibular joint (TMJ), combined with acupuncture. Clinical outcome measurement was based on subjective measures and clinical observations. Results: The patients showed positive changes even after the initial treatment and this effect maintained over the follow-up period. Conclusions: Although it is not clear the effect is a sustaining or temporary in its nature, a positive effect was observed and further clinical and biological research on FCST is expected.

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Primary Dysmenorrhea Cases Managed with Yinyang Balancing Appliance of FCST, a TMJ Therapy for the Balance of Meridian and Neurological System (FCST의 음양균형장치를 활용한 원발성 월경곤란증의 증례보고)

  • Yu, Dae-Gil;Lee, Young-Jun
    • Journal of TMJ Balancing Medicine
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    • v.4 no.1
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    • pp.17-20
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    • 2014
  • Therapeutic effect of Yinyang Balancing Appliance of functional cerebrospinal therapy (FCST) for meridian and neurologic yinyang balance was observed in primary dysmenorrhea cases. Two primary dysmenorrhea cases were managed with the Yinyang Balancing Appliance on temporomandibular joint (TMJ), combined with acupuncture. Clinical outcome measurement was based on subjective measures and clinical observations. The patients showed positive changes even after the initial treatment and this effect maintained over the follow-up period. Although it is not clear the effect is a sustaining or temporary in its nature, a positive effect was observed and further clinical and biological research on FCST is expected.

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Spasmodic Torticollis Case Managed by Intraoral Balancing Appliance of FCST (FCST의 구강내 균형장치를 이용한 경추부 근긴장 이상증 증례보고)

  • Lee, Young Jun;Yin, Chang Shik
    • Journal of TMJ Balancing Medicine
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    • v.6 no.1
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    • pp.24-26
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    • 2016
  • To investigate the effects of the postural balance of TMJ using intraoral balancing appliance of functional cerebrospinal technique (FCST) combined acupuncture and manual medicine therapeutics in the treatment of congenital muscular torticollis. An idiopathic cervical dystonia case was managed with postural training with intraoral balancing appliance, combined with acupuncture and manual medicine therapeutics. Clinical assessment included radiography, Toronto Western Spasmodic Torticollis Rating Scale, and global clinical impression. Clinical improvement was observed over 5 months of treatment period. Clinical observational data on spasmodic torticollis provide an positive prospective for further investigation on the effect of FCST.

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A Torticollis Case Managed by Balance Appliance of FCST for the Meridian and Neurologic Balance (FCST의 음양균형장치를 활용한 후천성 사경증 증례보고)

  • Yin, Chang-Shik;Koh, Gi-Wan;Sohn, Kyung-Seok;Lee, Jong-Jin;Sohn, Il-Hoon;Lee, Young-Jun
    • Korean Journal of Acupuncture
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    • v.23 no.1
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    • pp.119-123
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    • 2006
  • Objectives : Therapeutic effect of Balance Appliance of functional cerebrospinal therapy (FCST) for meridian and neurologic yinyang balance was observed in a refractory torticollis case. Methods : A post-traumatic severe torticollis case with 18 years of duration was managed by the Balance Appliance on temporomandibular joint (TMJ), combined with acupuncture and manual medicine. Results : Assessment was made by self assessment of subjective symptoms and clinical observacon. The patient reported over-90% remission and returned to ordinary daily life after 20months of therapy, which effect was reported to maintain for 9 months. Conclusions : An impressive effect was observed and further clinical and biological research on FCST is expected.

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Iron Deficiency Anemia Cases Managed by Yinyang Balance Appliance of FCST, a TMJ Therapy for the Balance of Meridian and Neurological System (FCST의 음양균형장치를 활용한 철결핍성 빈혈의 증례보고)

  • Lee, Sang-Bae;Lee, Young-Jun
    • Journal of TMJ Balancing Medicine
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    • v.3 no.1
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    • pp.23-26
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    • 2013
  • Objectives: Therapeutic effect of Yinyang Balancing Appliance of functional cerebrospinal therapy (FCST) for meridian and neurologic yinyang balance was observed in Iron Deficiency Anemia. Methods: One Iron Deficiency Anemia cases were managed with the Yinyang Balancing Appliance on temporomandibular joint (TMJ), combined with acupuncture. Clinical outcome measurement was based on subjective measures and clinical observations. Results: The patients showed positive changes even after the initial treatment and this effext maintained over the follow-up period. Conclusions: Although it is not clear the effect is a sustaining or temporary in its nature, a positive effect was observed and further clinical and biological research on FCST is expected.

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