Palate Expander

A palate expander is a custom appliance that widens a narrow upper jaw while a child is still growing. At Bloom, an expander is part of Phase 1 early treatment, so there is no separate expander fee. Phase 1 at Bloom is $2,500 to $3,500, and your child's exact fee is set after an exam.

Dr. Thao Nguyen Vu and Dr. Judy Nguyen are board-certified orthodontists who place and monitor expanders at our Long Beach and Garden Grove offices.

What an Expander Corrects

The American Association of Orthodontists (AAO) lists four common reasons for expansion:

Crossbite. The upper back teeth close inside the lower teeth. Widening the upper jaw lets them meet the right way.
Severe crowding. A narrow arch leaves too little room to line the teeth up.
Impacted teeth. Permanent teeth can get blocked from coming in when the jaw is too narrow.
Breathing concerns. The AAO notes expanders are sometimes prescribed when a child has trouble breathing, because widening the jaw also widens the nasal floor.

Why Bloom Times It With Growth

The upper jaw has a growth seam down the middle of the palate. An expander works by gently widening the jaw along that seam before it fuses, which is why the AAO says expanders are most often used in growing children and young teens. Your orthodontist picks the timing from your child's age and skeletal maturity.

That is also why the AAO recommends a first orthodontic checkup no later than age 7. Families can book with us directly. A dentist referral is not required for kids at Bloom.

How Treatment Goes at Bloom

Free consultation. We take X-rays and records and show you a treatment simulation, all at no charge. If an expander would help, we explain which problem it solves. If waiting is the better plan, we tell you that.

Fitting. The expander is made for your child's mouth and attached to the upper back teeth. Some designs widen with a small screw on a home schedule. Others have springs built in and need no turning.

Expansion and hold. The active widening phase is short. Once the jaw reaches the planned width, the expander stays in place for a while so the new width can settle.

Next steps. Braces or aligners may follow to finish aligning the teeth, often in a later Phase 2. Our early treatment page explains how the two phases connect.

Cost and Insurance

Bloom does not price the expander on its own. It is included in Phase 1, which runs $2,500 to $3,500 depending on what your child needs. Many insurance plans include Phase 1 orthodontic benefits, and we check your coverage before treatment starts. Flexible monthly financing is covered on our insurance and financing page.

Frequently Asked Questions

How much does a palate expander cost at Bloom?

There is no standalone expander fee. The expander is part of Phase 1 early treatment, which is $2,500 to $3,500 at Bloom. Your exact fee is set after the exam.

What age is best for a palate expander?

Expanders work best while a child is still growing. The AAO recommends a first orthodontic checkup by age 7, and your orthodontist sets the timing from your child's growth stage.

Does my child need a dentist referral?

No. Parents can book a free consultation at Bloom directly.

Does an expander hurt?

Most children feel pressure or mild soreness for the first days and after adjustments. A 2023 systematic review found that expansion discomfort tends to decrease over time.

Will my child still need braces after an expander?

Often, yes. The expander fixes the width of the jaw. Braces or aligners may follow later to line up the teeth.

Sources

American Association of Orthodontists, What are Palatal Expanders and What Do They Correct?
American Association of Orthodontists, Why the AAO Recommends an Age 7 Checkup
Barone M, De Stefani A, Cavallari F, et al. Pain during Rapid Maxillary Expansion: A Systematic Review. Children (Basel). 2023.
Bloom details: Early interceptive treatment, Palate expander guide, Insurance and financing

Think your child's upper jaw may be narrow? Book a free consultation in Long Beach or Garden Grove.

PalateExpander