Open Bite Correction: Orthodontic vs. Surgical Treatment

Open bite correction aims to establish appropriate vertical overlap between opposing teeth while improving occlusal function, facial balance, and long-term stability.

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Anterior open bite is characterized by the absence of vertical overlap between the upper and lower anterior teeth when the posterior teeth are in occlusion.

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Treatment depends on the underlying etiology, the patient's growth status, the severity of the malocclusion, and the relative contribution of dental and skeletal factors.
Orthodontic treatment can correct many dentoalveolar open bites, whereas severe skeletal discrepancies may require orthognathic surgery combined with orthodontics. Skeletal anchorage provides an additional option for selected nongrowing patients.

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🔹 Diagnosis and Treatment Selection
Before selecting a treatment approach, clinicians should determine whether the open bite is primarily dental, skeletal, or multifactorial.

▪️ Dental open bite: May be associated with persistent digit sucking, tongue interposition, abnormal eruption, or dentoalveolar discrepancies.
▪️ Skeletal open bite: May involve increased lower anterior facial height, excessive posterior dentoalveolar development, and unfavorable mandibular plane relationships.
▪️ Functional contributors: Tongue posture, oral habits, and airway-related symptoms may influence treatment planning and stability.

Clinical examination should be complemented by appropriate records, including photographs, dental models or digital scans, and cephalometric assessment when indicated. Habit evaluation and assessment of growth potential are particularly important because correction of the visible dental gap does not necessarily resolve its underlying cause.

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🔹 Orthodontic Approaches

A. Fixed appliances
Braces can correct dentoalveolar open bites through controlled incisor extrusion, arch coordination, and appropriate vertical mechanics. They are useful when tooth position, rather than a major skeletal discrepancy, is the primary concern.

B. Temporary anchorage devices (TADs)
Miniscrews or miniplates can facilitate posterior tooth intrusion. Molar intrusion may permit counterclockwise mandibular autorotation, improving anterior overlap while reducing reliance on incisor extrusion. A 2024 systematic review and meta-analysis reported a mean overbite increase of approximately 3.88 mm with skeletal anchorage, although outcomes vary among patients and protocols.

C. Clear aligners
Aligners may correct selected mild-to-moderate open bites through a combination of dentoalveolar movements and vertical control. However, predictable skeletal correction should not be assumed, and the evidence for long-term stability remains limited.

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🔹 Orthognathic Surgery: When Is It Indicated?
Orthognathic surgery is considered when a significant skeletal discrepancy cannot be adequately corrected through orthodontic tooth movement alone, particularly in nongrowing patients with severe vertical facial disproportion.

Common surgical approaches include:
▪️ Le Fort I maxillary impaction: Repositions the maxilla superiorly, particularly when excessive vertical maxillary development contributes to the open bite.
▪️ Bimaxillary surgery: Combines maxillary repositioning with mandibular surgery when both jaws contribute to the skeletal discrepancy.
▪️ Mandibular repositioning: May be indicated when mandibular position or orientation contributes substantially to the deformity.

Presurgical orthodontics aligns and decompensates the teeth, allowing the underlying skeletal discrepancy to be corrected. Postsurgical orthodontics then refines intercuspation and occlusion. Surgical planning requires collaboration between the orthodontist and oral and maxillofacial surgeon.

🔹 Orthodontic vs. Surgical Treatment: Clinical Comparison

Feature	Orthodontic	Surgical
Best suited for	Dental or selected skeletal cases	Severe skeletal discrepancies
Skeletal correction	Limited; TADs can modify vertical relationships	Direct repositioning of jaw structures
Invasiveness	Generally lower	Major surgery with recovery and surgical risks
Facial profile change	Usually limited	Can address skeletal facial imbalance
Stability	Depends on mechanics, etiology, and retention	Depends on surgical stability, growth, and functional factors

Clinical interpretation: Neither approach is universally superior. Orthodontic camouflage may be appropriate when dental compensation can achieve acceptable function and esthetics. Surgery is more appropriate when the skeletal discrepancy itself requires correction. Skeletal anchorage can bridge the gap for selected patients, but it does not replace surgery in every severe case.

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💬 Discussion
Evidence supports both nonsurgical and surgical strategies, but direct comparisons remain difficult because studies differ in baseline severity, treatment mechanics, outcome measurements, and follow-up duration.
A systematic review published in 2024 found that skeletal anchorage can improve overbite and produce mandibular autorotation through molar intrusion. A 2025 meta-analysis also reported beneficial outcomes with temporary anchorage devices, although substantial heterogeneity limits the precision with which average results can be applied to individual patients.
Surgical treatment can correct the underlying skeletal deformity and improve facial proportions, but it involves greater morbidity and requires coordinated orthodontic treatment. Relapse remains possible after either approach, especially when unfavorable skeletal patterns or contributing functional habits persist. The current evidence therefore favors etiology-driven treatment planning, rather than choosing a technique based solely on the initial size of the open bite.

✍️ Conclusion
Open bite correction requires a diagnosis-driven approach that distinguishes dental compensation from skeletal correction. Fixed appliances and clear aligners are appropriate for selected dentoalveolar cases, while temporary anchorage devices can improve vertical control in suitable nongrowing patients. Severe skeletal open bites may require combined orthodontic and orthognathic surgical treatment.
Long-term success depends on appropriate case selection, control of contributing factors, individualized retention, and monitoring for relapse. No single treatment modality is optimal for every patient.

🎯 Clinical Recommendations
▪️ Establish the skeletal diagnosis before selecting mechanics. Do not rely on overbite measurements alone; evaluate vertical facial proportions, incisor display, and mandibular plane relationships.
▪️ Define the intended tooth movement. Prefer posterior intrusion when vertical control and mandibular autorotation are desirable, rather than relying on incisor extrusion in every case.
▪️ Refer for interdisciplinary assessment when a severe skeletal discrepancy, substantial facial imbalance, or surgical correction is being considered.
▪️ Plan retention from the outset. Monitor overbite, occlusal contacts, and contributing habits after treatment, adapting the retention strategy to the original etiology and relapse risk.

📚 References
✔ Burgos-Lancero, P., Ibor-Miguel, M., Marqués-Martínez, L., Boo-Gordillo, P., García-Miralles, E., & Guinot-Barona, C. (2025). Correction of anterior open bite using temporary anchorage devices: A systematic review and meta-analysis. Journal of Clinical Medicine, 14(14), Article 4958. https://doi.org/10.3390/jcm14144958
✔ Kwon, T.-G., Elnagar, M. H., Shirazi, S., Goben, A. H., Miloro, M., & Han, M. D. (2024). Orthodontic correction of anterior open bite using skeletal anchorage: Systematic review and meta-analysis. International Journal of Oral and Maxillofacial Surgery, 53(5), 393–404. https://doi.org/10.1016/j.ijom.2023.10.031
✔ Obeisi, A. H., Alanazi, M. M., Natto, S. B., Alsalmi, H. A., Alzahrani, A. A., Alotaibi, R. A., Aljari, A. A., Alzahrani, S. B., Alamri, F. B., Mohammed Alghamdi, A. F., & Katib, H. S. (2025). Long-term stability and safety of orthognathic-orthodontic correction for skeletal anterior open bite: A systematic review and evidence appraisal. Cureus, 17(12), Article e98816. https://doi.org/10.7759/cureus.98816
✔ Rossi, M., Giorgetti, R., Lione, R., Pavoni, C., & Cozza, P. (2021). Outcomes and stability of anterior open bite treatment with skeletal anchorage in non-growing patients and adults compared to the results of orthognathic surgery procedures: A systematic review. Journal of Clinical Medicine, 10(23), Article 5682. https://doi.org/10.3390/jcm10235682
✔ Sabbagh, H., et al. (2025). Skeletal and dental open bite treatment using clear aligners and orthodontic miniscrew-anchored fixed appliances in permanent dentition: A systematic review. Journal of the World Federation of Orthodontists, 14(1), 46–63. https://doi.org/10.1016/j.ejwf.2024.09.003

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Best Archwire Sequence for Open Bite Treatment

Anterior open bite (AOB) is a challenging orthodontic malocclusion because successful correction depends on controlling the vertical position and inclination of both anterior and posterior teeth, while addressing the underlying skeletal, dental, and functional factors.

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In patients treated with fixed appliances, archwire selection alone does not determine treatment success. The wire sequence must be integrated with appropriate vertical mechanics, anchorage control, and, when indicated, auxiliary appliances.

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Current evidence supports individualized treatment based on the etiology and severity of the open bite. In particular, posterior intrusion with temporary anchorage devices (TADs) can provide meaningful vertical control, whereas MEAW mechanics and vertical elastics can be useful when dentoalveolar compensation is appropriate.

🔹 What Is the Best Archwire Sequence for Open Bite Treatment?
There is no single archwire sequence supported as superior for every open-bite patient. A practical sequence for patients treated with conventional fixed appliances is:

Treatment Phase	Typical Archwire	Primary Objective
Initial alignment	0.012–0.014 NiTi	Gentle alignment and leveling
Continued alignment	0.016–0.018 NiTi	Progression of alignment while maintaining flexibility
Early working phase	0.016 × 0.022 or 0.017 × 0.025 NiTi	Begin three-dimensional control
Vertical-control phase	0.017 × 0.025 or 0.019 × 0.025 stainless steel/TMA	Rigidity, torque expression, and auxiliary mechanics
Finishing	0.017 × 0.025 or 0.019 × 0.025 stainless steel	Root positioning and occlusal detailing

The exact dimensions should be modified according to bracket prescription, arch form, tooth position, periodontal support, skeletal pattern, and the amount of vertical correction required. The literature does not establish these wire dimensions as a universal evidence-based sequence.

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1. Initial Alignment: Round NiTi
Treatment generally begins with a light round nickel-titanium (NiTi) archwire.
Typical progression may include:
0.012 NiTi → 0.014 NiTi → 0.016 NiTi → 0.018 NiTi
The purpose is primarily alignment and leveling rather than active open-bite closure.
In an open-bite patient, excessive early leveling should be avoided when it produces undesirable posterior extrusion or uncontrolled vertical changes. The clinician should evaluate the vertical position of the molars and incisors before progressing to larger wires.

2. Transition to Rectangular NiTi
Once sufficient alignment has been achieved, a rectangular NiTi archwire can provide improved three-dimensional control.
Examples include:
0.016 × 0.022 NiTi → 0.017 × 0.025 NiTi
or, depending on the bracket system:
0.018 × 0.025 NiTi
This phase allows progressive expression of torque and tip control while maintaining some flexibility.
The rectangular wire should not be considered the principal mechanism for closing the open bite. Its role is to establish adequate tooth control before more rigid vertical mechanics are introduced.

3. Working Archwire: Stainless Steel or TMA
When alignment and leveling are substantially complete, a more rigid rectangular archwire is generally preferable for controlled vertical mechanics.
Common options include:
▪️ 0.017 × 0.025 stainless steel
▪️ 0.019 × 0.025 stainless steel
▪️ 0.017 × 0.025 TMA when greater flexibility is desirable
A rigid working archwire is particularly useful when applying vertical elastics, extrusion mechanics, TAD-supported mechanics, or MEAW-type adjustments.
The choice between 0.017 × 0.025 and 0.019 × 0.025 should not be predetermined. A larger wire may improve control but can also increase force levels and reduce flexibility. Periodontal support and tooth mobility must therefore be considered.

4. Vertical Elastics: An Important Auxiliary
Anterior vertical elastics are frequently used after adequate arch coordination has been established.
They can be attached between:
▪️ maxillary and mandibular incisors,
▪️ canine-to-canine regions, or
▪️ selected anterior segments according to the required force system.
Their principal effect is dentoalveolar extrusion of the anterior teeth, so they are most appropriate when anterior extrusion is compatible with the patient's smile esthetics, incisor display, and skeletal pattern.
Clinical studies have demonstrated successful open-bite correction using vertical elastics combined with posterior vertical control and MEAW mechanics.

5. TADs for Posterior Vertical Control
For patients in whom excessive posterior dentoalveolar height contributes significantly to the open bite, temporary anchorage devices (TADs) may provide a more appropriate biomechanical strategy than relying primarily on anterior extrusion.
TAD-supported posterior intrusion can produce:
▪️ molar intrusion
▪️ counterclockwise mandibular autorotation in appropriate patients
▪️ reduction of anterior facial height in selected cases
▪️ improvement of anterior overbite

A 2025 systematic review and meta-analysis reported a pooled mean molar intrusion of approximately 1.70 mm with TAD-supported treatment, although substantial heterogeneity existed among studies.
Another systematic review reported approximately 2.89 mm of maxillary molar intrusion with skeletal anchorage, with greater effects reported for miniplates than miniscrews.
Therefore, TADs should be considered particularly when the treatment objective is posterior intrusion rather than simply anterior extrusion.

🔹 Additional Appliances Used With Fixed Brackets
Open-bite treatment frequently requires auxiliary appliances in addition to the archwire.

Auxiliary	Main Indication	Principal Biomechanical Role
Vertical elastics	Mild–moderate dentoalveolar AOB	Anterior extrusion and settling
TADs / miniscrews	Skeletal or posterior vertical excess	Posterior intrusion and anchorage
Palatal crib	Persistent tongue-thrusting or habit-related AOB	Habit modification and tongue control
Bonded lingual spurs	Selected patients with abnormal tongue posture or habits	Restriction of anterior tongue pressure
MEAW	More complex dentoalveolar or skeletal open bite	Posterior uprighting, occlusal-plane control, and anterior extrusion
Posterior bite blocks	Selected growing patients	Vertical control and posterior eruption modification
High-pull headgear / chin cup	Selected growing patients	Additional orthopedic and vertical control

Evidence for habit-breaking appliances is strongest in growing patients with a functional component. Systematic reviews have found that palatal cribs, bonded spurs, and related appliances can improve overbite, although the certainty of evidence varies.

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🔹 MEAW Mechanics: When Should They Be Considered?
The Multiloop Edgewise Archwire (MEAW) technique remains an option for selected open-bite patients, particularly when detailed control of posterior tooth inclination and the occlusal plane is required.
A typical MEAW approach uses a rectangular stainless-steel wire with multiple loops and is frequently combined with vertical elastics.
Clinical studies have reported approximately 4 mm of overbite improvement following MEAW therapy, with favorable stability reported in selected patients. However, much of the literature consists of observational studies and treatment reports rather than high-level comparative trials.
Consequently, MEAW should be regarded as a specific biomechanical technique, not as a universally superior archwire sequence.

🔹 Archwire Sequence According to Treatment Objective
The most appropriate sequence depends more on the vertical problem being treated than on wire size alone.

Clinical Situation	Preferred Strategy
Mild dental open bite	Alignment → rectangular working wire → vertical elastics
Open bite associated with tongue habit	Fixed appliances + habit control/crib or spurs + vertical mechanics
Increased posterior dentoalveolar height	Rigid rectangular wire + TAD-supported molar intrusion
Significant skeletal open bite in a nonsurgical patient	Rigid rectangular mechanics ± MEAW + TADs/elastics
Severe skeletal discrepancy	Orthodontic camouflage or orthognathic surgery, depending on diagnosis
Finishing after bite closure	Rigid rectangular stainless steel + controlled settling

💬 Discussion
The principal limitation of describing a single “best archwire sequence” is that open bite is not a uniform biomechanical problem. A patient with predominantly anterior dentoalveolar deficiency requires a different force system from a patient with excessive posterior dentoalveolar height or a pronounced skeletal vertical pattern.
The current evidence increasingly favors vertical control rather than indiscriminate anterior extrusion when posterior vertical excess is present. TAD-supported molar intrusion has demonstrated clinically relevant improvements in overbite, although treatment outcomes vary substantially between studies.
MEAW mechanics can also produce substantial open-bite correction, but the evidence base is less robust and should not be interpreted as proof that MEAW is superior to conventional rectangular archwires combined with appropriate auxiliaries.
Long-term stability remains an important consideration. A systematic review of TAD-supported molar intrusion found approximately 1.23 mm of standardized overbite relapse, with reported molar relapse of approximately 12% for maxillary molars and 27.2% for mandibular molars. The certainty of evidence was low to very low.
Therefore, etiologic diagnosis, vertical anchorage, controlled tooth movement, and retention are more important than selecting a particular wire sequence in isolation.

🎯 Clinical Recommendations
1. Do not use a fixed archwire sequence for every open-bite patient. Adapt wire progression to the vertical diagnosis and periodontal condition.
2. Use round NiTi primarily for alignment, progressing to rectangular NiTi once adequate alignment permits three-dimensional control.
3. Introduce rigid rectangular mechanics before demanding vertical movements with elastics, TADs, or MEAW.
4. When posterior vertical excess is a major component, prioritize posterior intrusion rather than relying exclusively on anterior extrusion.
5. Use TADs when reliable posterior anchorage and intrusion are required, particularly in nongrowing patients with skeletal or dentoalveolar vertical excess.
6. Reserve MEAW mechanics for cases in which its specific control of posterior inclination and the occlusal plane provides a biomechanical advantage.
7. Plan retention from the beginning. Open-bite correction has a recognized relapse tendency, particularly when the original functional or skeletal factors remain unresolved.

✍️ Conclusion
The best archwire sequence for open bite treatment is not a single standardized progression of wire sizes. A practical approach is to begin with light round NiTi for alignment, transition to rectangular NiTi for three-dimensional control, and use a rigid rectangular stainless-steel or TMA working wire for vertical mechanics and finishing.
However, the decisive factor is the force system applied to the malocclusion. Vertical elastics may be sufficient in mild dentoalveolar cases, whereas TAD-supported posterior intrusion or MEAW mechanics may be more appropriate when greater vertical control is required. The final treatment strategy should therefore be based on the patient's skeletal pattern, posterior vertical dimension, incisor display, functional factors, growth status, and periodontal support rather than on archwire size alone.

📚 References

✔ Alsafadi, A. S., Alabdullah, M. M., Saltaji, H., Abdo, A., & Youssef, M. (2016). Effect of molar intrusion with temporary anchorage devices in patients with anterior open bite: A systematic review. Progress in Orthodontics, 17, 9. https://doi.org/10.1186/s40510-016-0122-4
✔ Burgos-Lancero, P., Ibor-Miguel, M., Marqués-Martínez, L., Boo-Gordillo, P., García-Miralles, E., & Guinot-Barona, C. (2025). Correction of anterior open bite using temporary anchorage devices: A systematic review and meta-analysis. Journal of Clinical Medicine, 14(14), 4958. https://doi.org/10.3390/jcm14144958
✔ Kim, Y. H., Han, U. K., Lim, D. D., & Serraon, M. L. (2000). Stability of anterior openbite correction with multiloop edgewise archwire therapy: A cephalometric follow-up study. American Journal of Orthodontics and Dentofacial Orthopedics, 118(1), 43–54. https://doi.org/10.1067/mod.2000.104830
✔ Omidkhoda, M., Bardideh, E., Jahanbin, A., & Zarei, M. (2023). Effects of posterior intrusion using skeletal anchorage on treating anterior open bite: A systematic review and meta-analysis. Journal of Dental Research, Dental Clinics, Dental Prospects, 17, 196–210. https://doi.org/10.34172/joddd.2023.40754
✔ Papageorgiou, S. N., Konstantinidis, I., Papadopoulou, K., Jäger, A., & Bourauel, C. (2014). A systematic review and meta-analysis of experimental clinical evidence on initial aligning archwires and archwire sequences. Orthodontics & Craniofacial Research, 17(4), 197–215. https://doi.org/10.1111/ocr.12048
✔ Peterkin, C., Abu Arqub, S., Murphy, N., Karanth, D., & Dolce, C. (2024). A retrospective comparative cephalometric evaluation of non-extraction multiloop edgewise archwire and bicuspid extraction therapies in anterior open bite treatment. Clinical Oral Investigations, 28, 569. https://doi.org/10.1007/s00784-024-05966-y

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