Custom-fit palate expansion designed to guide your child’s jaw development and create space for a healthier, more balanced smile.
A narrow upper jaw can affect far more than tooth alignment. Left unaddressed, it can contribute to crowding, crossbites, overbites, and restricted airway function during critical years of development. The Hyrax Expander is a fixed device anchored to the upper back teeth that applies gentle, consistent pressure to gradually widen the palate. This takes advantage of the natural growth window in children, typically around ages 7 to 8, before the jaw fully fuses.
At Wigal & Kluemper Orthodontics, every device is custom-fitted by board-certified orthodontists who understand how palate expansion interacts with overall facial development, airway health, and long-term bite function. Treatment includes a central screw adjusted once or twice daily with a special key, with each small turn progressively widening the jaw. Once the target width is reached, the appliance stays in place for several months to allow new bone to stabilize, securing lasting results and preventing the jaw from narrowing again.
Palate expansion during the right stage of development produces clinical benefits that extend well beyond creating space for teeth.
By widening a narrow upper jaw, expansion can improve nasal airflow and support healthier breathing patterns as your child grows. At Wigal & Kluemper, airway health is evaluated as part of every treatment plan.
This treatment resolves crossbites and overbites by guiding the upper and lower jaws into a more balanced working relationship. Addressing these functional issues early reduces dental wear and helps prevent more complex corrections later in treatment.
By expanding the dental arch naturally during your child’s growth window, this approach creates room for permanent teeth to erupt properly, often eliminating the need for extractions later in life and simplifying any future orthodontic care.
Choosing a specialist for pediatric palate expansion is one of the most important orthodontic decisions a family can make. Mt. Vernon families trust Wigal & Kluemper Orthodontics because every case is grounded in specialist training, advanced diagnostic technology, and individualized care.
Dr. Wigal and Dr. Kluemper are board-certified orthodontists specifically trained in pediatric craniofacial growth. Our specialists manage every case with a deep understanding of how expansion impacts a child's developing facial structure.
Accurate sizing and placement begin with a precise understanding of your child's palatal anatomy and jaw structure. Our 3D digital imaging lets our specialists evaluate bone density, tooth position, and jaw relationships in detail, supporting recommendations and adjustments that are accurate from the first visit.
Pediatric orthodontic treatment should be accessible to every family. Wigal & Kluemper offers flexible, interest-free in-house financing and works with most major PPO plans to help maximize your insurance benefits, making it easier to move forward with specialist-led care without unnecessary financial stress.
Our practice brings together two board-certified orthodontic specialists dedicated to precision, individualized care, and the long-term oral health and facial development of every patient they treat.
Dr. Timothy Wigal approaches every Invisalign® case through the framework of the Six Elements of Orofacial Harmony, evaluating how teeth, jaws, and facial structures work together as a system. His focus on facial balance and airway health ensures treatment outcomes go beyond straight teeth to results built to last.
Dr. Alex Kluemper has specialized training in craniofacial growth and advanced tooth movement biology. His academic background and clinical precision make him particularly skilled at managing complex cases, and his patients consistently appreciate his clarity and thoroughness.
Our practice is conveniently located to serve families throughout Mt. Vernon and the surrounding Knox County area. Use the interactive map below to find our office and get directions.
This care is accessible to every Mt. Vernon family. We offer flexible, interest-free monthly payments and accept most major PPO plans to ensure your child receives essential early intervention without financial barriers.
In-network with most major plans.
Low monthly payment options.
Accessible orthodontic core starts here, with options designed to fit your needs and your budget.
Have questions about treatment for your child? Here are answers to what Mt. Vernon families ask most before starting palate expansion.
It’s a fixed device anchored to the upper back teeth, with a central screw that parents or caregivers adjust once or twice daily using a special key. Each small turn applies gentle, steady pressure that gradually widens the upper jaw. Once the target width is reached, it remains in place for several months so new bone can fill in and stabilize, keeping the jaw from narrowing again and securing results long-term.
It’s most effective during early development, typically around ages 7 to 8, while the jaw is still growing and the palatal suture hasn’t yet fully fused. Intervening during this window produces more predictable results and often simplifies any orthodontic care needed later. The exact timing for your child is best determined through a specialist evaluation.
Some mild pressure or soreness is normal for the first few days after placement and after each adjustment. This typically fades quickly. A temporary gap between the upper front teeth may also appear during treatment. That’s a normal sign that expansion is progressing, and it closes naturally as treatment continues.
Your child should brush carefully around the device after every meal to keep gums and supporting tissues healthy. Rinsing with water after eating helps clear debris from the expansion mechanism. Sticky, chewy, or excessively hard foods should be avoided to protect the metal framework and bands. Our team will walk you through the full care routine and adjustment instructions at your child’s fitting appointment.
In many cases, yes. This is often part of a broader Phase 1 plan, with braces or other care following once the jaw has reached the appropriate width and permanent teeth have erupted. Your specialist will outline the full sequence during the initial evaluation so your family knows what to expect at every stage.
