Invisalign System as a Treatment of a Skeletal Open Bite: A Case Report With a 5-Year Follow-up

Author(s):  
Linda Sangalli

Background: Orthodontic treatments of skeletal open bite are among the most challenging and at high relapse. Available therapies vary from behaviour-modifying appliances in growing patients to surgical approach in adults. Recently, clear aligners, such as Invisalign®, have also been proposed as a treatment modality, to be used alone or in combination with temporary anchorage devices. Case report: A 19-year-old female presented with 3-mm anterior open bite, peg-shaped upper lateral incisors, incorrect tongue posture at rest and during function. Due to aesthetic request, an orthodontic camouflage with Invisalign® was carried out for 17½ months, along with myofunctional therapy and composite veneers on upper lateral incisors. During the first months of retention, intermaxillary vertical elastics were maintained at night-time as positive feedback to the tongue. A 5-year follow-up confirmed stability of the results. Conclusions: A system of clear aligners in combination with myofunctional therapy was effective in the treatment of a skeletal open bite malocclusion, with stability at 5 years. The closure of the anterior open bite was obtained through a combination of lower molar intrusion, incisor extrusion and counterclockwise rotation of the mandible. In selected cases of optimal compliance, Invisalign® may constitute a feasible treatment option in management of open bite in non-growing patients.

2014 ◽  
Vol 2014 ◽  
pp. 1-5 ◽  
Author(s):  
Juliana Feltrin de Souza ◽  
Camila Maria Bullio Fragelli ◽  
Marco Aurélio Benini Paschoal ◽  
Edson Alves Campos ◽  
Leonardo Fernandes Cunha ◽  
...  

Case Report. An 8-year-old girl with amelogenesis imperfecta (AI) reported unsatisfactory aesthetics, difficulty in mastication, and dental hypersensitivity. The intraoral examination observed mixed dentition, malocclusion in anteroposterior relationships, anterior open bite, and dental asymmetry. A hypoplastic form of AI was diagnosed in the permanent dentition. A multidisciplinary planning was performed and divided into preventive, orthopedic, and rehabilitation stages. Initially, preventive treatment was implemented, with fluoride varnish applications, in order to protect the fragile enamel and reduce the dental sensitivity. In the second stage, the patient received an interceptive orthopedic treatment to improve cross-relationship of the arches during six months. Finally, the rehabilitation treatment was executed to establish the vertical dimension. In the posterior teeth, indirect composite resin crowns were performed with minimally invasive dental preparation. Direct composite resin restorations were used to improve the appearance of anterior teeth.Follow-Up. The follow-up was carried out after 3, 6, 12, and 18 months. After 18 months of follow-up, The restoration of integrity, oral hygiene, and patient satisfaction were observed .Conclusion. Successful reduction of the dental hypersensitivity and improvement of the aesthetic and functional aspects as well as quality of life were observed.


2017 ◽  
Vol 22 (2) ◽  
pp. 20-26
Author(s):  
Ana María Valencia ◽  
Ana María Hurtado ◽  
Jesús Alberto Hernández

Anterior open bites are characterized by altered occlusal relationships. They cause discrepancies at the jaws that trigger a parafunctional muscular imbalance throughout the stomatognathic system.When this alteration is intervened early,  again of normal functions can be achieved but also intervention causes facial changes that improve the aesthetics of the patient. It is important to take into consideration the complexity and the multifactorial etiology of anterior open bites to achieve their correction and long-term clinical stability. Different therapeutic approaches have been described for the treatment of anterior open bites including: orthodontics, functional orthopedics and even surgical interventions. Here We present a clinical case of a seven-year-old male patient who consulted for orthopedic treatment of an anterior open bite. Clinical findings determined a Class II cephalometric malocclusion with anterior skeletal open bite, oral respiratory pattern and atypical swallowing. Orthopedic treatment was done using Simoes Network 2 (SN2) functional appliances. At the first year of follow-up facial and intraoral clinical changes were noted. During the second year of follow-up radiographic changes showed improvement in craniofacial and functional relationships.  


2020 ◽  
Vol 25 (4) ◽  
pp. 75-84
Author(s):  
Marinho Del Santo Jr

ABSTRACT Adult patients with anterior open bite and hyperdivergent retrognathic phenotype demand complex treatments, as premolar extractions, molar intrusion or orthognathic surgery. In the present clinical case, a young adult patient without significant growth, with Class I and anterior open bite, was treated with four premolar extractions. The therapeutic result shows good intercuspation, good facial esthetic, good function balance, and stability in a two-year post-fixed treatment follow-up.


Dental Update ◽  
2021 ◽  
Vol 48 (3) ◽  
pp. 193-199
Author(s):  
Ariane Sampson ◽  
Ali Payam Sattarzadeh

The prevalence of an anterior open bite ranges in the literature from 1.5% to 11%, with great racial variance. Stable non-surgical treatment of an anterior open bite is notoriously unpredictable, with a high risk of relapse and an uncertainty of true skeletal change. Temporary anchorage devices (TADs) are increasingly used to enhance and simplify orthodontic biomechanics, enabling clinicians to push the boundaries of orthodontic treatment. In anterior open bite cases, TADs may be used predictably for molar intrusion and improvement of the overbite. We describe a 16-year-old male with a Class I incisal relationship on a skeletal I base and increased vertical proportions, complicated by a 4-mm anterior open bite secondary to a previous digit sucking habit. Treatment involved fixed orthodontic appliances on an extraction basis, and molar intrusion using TADs. TADs provide a safe and effective alternative to reducing an anterior bite in a patient whose growth is complete. CPD/Clinical Relevance: Understanding the options for the treatment of an anterior open bite and the limits of orthodontic camouflage will help clinicians provide their patients with the necessary information with which to make informed decisions.


2016 ◽  
Vol 17 (1) ◽  
Author(s):  
Ahmad Saleem Alsafadi ◽  
Mohannad M. Alabdullah ◽  
Humam Saltaji ◽  
Anas Abdo ◽  
Mohamed Youssef

2011 ◽  
Vol 1 (1) ◽  
pp. 63-67
Author(s):  
Deepak Sharma ◽  
Hemant Kumar Halwai

Anterior open bite is often caused by a downward rotation of the mandible and/or by excessive eruption of the posterior teeth. In such cases, it is difficult to establish absolute anchorage for molar intrusion by traditional orthodontic mechanics. This article reports the successful treatment of a severe skeletal anterior open bite case using titanium screw anchorage. A female patient of 31 years of age had open bite of 7 mm with increased facial height. The mini screws were implanted on both maxilla and the mandible, and an intrusion force was provided with elastic chains for 13 months. After active treatment of 19 months, her upper and lower first molars were intruded by about 3 mm each, and good occlusion was achieved. Her retrognathic chin and convex profiles were improved by an upward rotation of the mandible. Our result suggests that titanium screws are useful for intrusion of molars in anterior open bite cases.


2021 ◽  
Vol 36 (2) ◽  
pp. 211-219
Author(s):  
Ozge Uslu-Akcam ◽  
Ruhengiz Efendiyeva ◽  
Mehmet Okan Akcam

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