Not All Kids Need Expanders: Understanding Your Options

As an orthodontist, I often hear parents ask, “Does my child need an expander?” and “Are there alternatives?” While expanders can be a valuable tool in orthodontics, they’re not a one-size-fits-all solution. Overuse can even lead to unwanted side effects.

Expanders May Be Needed in Certain Situations

Expanders are primarily used to address:

● Posterior crossbite: When upper back teeth bite inside lower back teeth.

● V-shaped arch: A narrow palate or constricted upper jaw.

● Severe crowding: Insufficient space for adult teeth to erupt properly.

● Sleep-related breathing disorders (SRBD): Conditions like snoring, sleep apnea, and mouth breathing.

When a Child Needs an Expander, They May Also Be a Candidate for Damon Braces

Expanders are most effective in children aged 7-10 when the jaw is still growing. However, even if an expander is necessary, your child might also benefit from Damon braces.

Expanders vs. Damon Braces: Which is Right for Your Child?

Expanders:

● How they work: Widens the upper jaw by applying gentle pressure.

● Best for: Correcting posterior crossbites, v-shaped arches, and creating space in severely crowded mouths.

● Pros: Minimally invasive, can address underlying issues.

● Cons: Doesn’t pinpoint specific crowding areas, doesn’t correct tooth alignment or rotations.

Damon Braces:

● How they work: Uses specialized brackets and wires for precise tooth movement.

● Best for: Correcting posterior crossbites, severe crowding, and other orthodontic issues like misalignment and rotations.

● Pros: Comfortable, precise tooth movement, often reduces the need for multiple appliances.

● Cons: Doesn’t correct underlying skeletal issues like a narrow palate.

Choosing the right approach depends on:

● Your child’s age

● Severity of the crossbite

● Whether the issue is dental or skeletal

● Amount of crowding

● Presence of sleep-related breathing disorders

● Other orthodontic needs

Ultimately, the best treatment plan is determined through a comprehensive evaluation by an orthodontist. Early intervention is key for a healthy and beautiful smile.

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Karen Conn, DMD, MS is a Board-certified orthodontist and co-owner of Bryn Mawr Orthodontics (Bryn Mawr, PA), where she specializes in Invisalign and braces for children, teens and adults. She has been recognized as a Philadelphia Magazine Top Dentist, Main Line Today Top Dentist, Suburban Family Top Orthodontist, and is among the nation’s top 1% of Invisalign providers. Dr. Conn received her undergraduate and doctorate degrees from the University of Pennsylvania. She completed her residency in Orthodontics and Dentofacial Orthopedics at Temple University, where she also earned a master's degree in Oral Biology.

Bryn Mawr Orthodontics is an award-winning practice that was voted the Best Orthodontist in The Philadelphia Inquirer’s 2024 Philly Favorites contest. Bryn Mawr Orthodontics serves its neighbors in Bryn Mawr, Gladwyne, Villanova, Ardmore, Haverford, Wynnewood, Narberth, Radnor, Penn Valley, Bala Cynwyd, Merion, Wayne, and the entire Main Line.

To learn more about Bryn Mawr Orthodontics, visit https://www.brynmawrorthodontics.com/. Contact the office today (484-383-0055) or complete this form to schedule a free consultation.