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What Are The Standard Medical Steps For Correcting An Underbite With Braces? An Orthodontist Explains

Tran Thi Bich Ngoc
Tran Thi Bich Ngoc
Asked: 27/06/2026

Dear Doctor, I have a mild underbite and am considering orthodontic treatment, but I’m quite anxious because I don’t fully understand the process. Could you please explain the standard medical steps for correcting an underbite with braces? What stages are typically involved, from the initial consultation and bracket placement to bite correction? In addition, how long does each stage usually take, and is the treatment very painful so I can prepare myself mentally before starting?

Hello, an underbite (Class III malocclusion) not only affects facial aesthetics but can also impair chewing function if left untreated. The doctor will explain in detail the steps involved in underbite orthodontic treatment, helping you understand how the underbite braces treatment process works and what you should pay attention to in order to achieve optimal results according to medical standards.

Standard Medical Steps For Correcting An Underbite With Braces

The doctor’s explanation is as follows: Orthodontic treatment for an underbite is a carefully planned process that cannot be rushed or performed without a structured treatment plan. Every step of the underbite orthodontic treatment process has its own purpose and is closely connected to the next, ensuring both safety and long-term treatment success.

Examination & Diagnosis

This is the most important foundational step in underbite orthodontic treatment. The orthodontist will perform a comprehensive clinical examination of your teeth and bite, along with X-rays (lateral cephalometric and panoramic radiographs), to determine whether the underbite is caused by tooth positioning or jawbone discrepancies. An accurate diagnosis prevents inappropriate treatment, especially in cases of skeletal underbite.

Personalized Treatment Planning

After completing the diagnosis, the orthodontist will create an individualized treatment plan that clearly outlines:

  • The most appropriate orthodontic technique.
  • Whether tooth extraction is necessary.
  • The planned direction of tooth movement and bite correction.
  • The estimated treatment duration.

This stage clearly demonstrates the orthodontist’s expertise throughout the underbite braces treatment process.

Placement Of Orthodontic Appliances

At this stage, the orthodontist will bond braces or fabricate clear aligners, depending on the selected treatment method. Each appliance is precisely positioned according to carefully calculated orthodontic forces to gradually and safely correct the teeth and reverse bite.

Periodic Orthodontic Adjustments

Throughout treatment, you will attend regular follow-up appointments so the orthodontist can adjust the orthodontic forces. In underbite cases, precise force control is especially important because incorrect or excessive force may worsen the bite or affect the supporting jawbone. This is the critical phase that largely determines the success of the underbite orthodontic treatment process.

Retention Phase

Once the desired bite relationship has been achieved, the orthodontist will prescribe retainers. Their purpose is to keep the teeth stable in their new positions and prevent relapse. Although this is the final stage, it is an indispensable part of the standard medical protocol for underbite orthodontic treatment.

How Long Does Underbite Orthodontic Treatment Take?

Treatment duration varies from person to person. On average, underbite orthodontic treatment takes approximately 18–30 months, depending on:

  • The severity of the underbite.
  • Whether the condition is dental or skeletal in origin.
  • Your age and biological response to orthodontic forces.
  • Your level of cooperation throughout treatment.

Mild dental underbite cases generally require a shorter treatment period. Conversely, severe underbites or skeletal underbite cases usually require a longer and more complex treatment plan.

Is Surgery Necessary For Underbite Correction?

This is one of the most frequently asked questions. From a professional standpoint, not every underbite case requires surgery.

  • If the underbite is caused primarily by tooth positioning, orthodontic treatment alone can often achieve excellent results.
  • If the underbite is caused by jawbone discrepancies, braces mainly play a supportive role. In severe skeletal cases, orthognathic surgery may be required in combination with orthodontics to achieve optimal outcomes.

Therefore, the initial examination and diagnosis during the underbite braces treatment process are the determining factors in deciding whether surgical intervention is necessary.

Important Considerations During Underbite Orthodontic Treatment

Throughout your orthodontic treatment, the doctor recommends paying close attention to the following:

  • Strictly follow your scheduled appointments and your orthodontist’s instructions.
  • Wear elastics and auxiliary appliances exactly as prescribed.
  • Maintain excellent oral hygiene to prevent gingivitis and tooth decay.
  • Avoid hard foods and habits that may interfere with orthodontic force application.

Your cooperation plays a significant role in shortening treatment time and ensuring stable, long-lasting correction of your underbite.

At Gangwhoo Cosmetic Hospital, underbite orthodontic treatment is performed according to standardized medical protocols. Our orthodontists personally conduct examinations, analyze diagnostic imaging, and develop individualized treatment plans tailored to each patient’s specific condition.

If you still have questions about the steps involved in underbite orthodontic treatment or are unsure whether your condition is a dental underbite or a skeletal underbite, you are welcome to visit Gangwhoo Cosmetic Hospital for a comprehensive orthodontic consultation and a personalized treatment plan.


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