Retainer

In kid words

"A retainer is a special piece that holds your teeth exactly where your braces left them, so all that work sticks around." Some retainers come in and out, and some stay fixed in place on their own. Either way, wearing it just the way you were shown is what makes a new smile last.

The parent version

A retainer is an orthodontic appliance worn after active treatment, most often braces, to hold teeth in their new positions while the bone and tissue around them settle into place. Mainstream orthodontic guidance groups retainers into two broad types: removable versions that come out to eat and brush, and fixed versions bonded behind the teeth that stay put on their own.

Which type fits a particular smile, and for how long it is needed, varies by case and is not a one-size answer. Retainers keep the finished smile exactly where treatment left it, which is why the wearing routine matters as much as the treatment that came before it. Ask your pediatric dentist or orthodontist about the specifics for your own child.

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Where you might hear it at our office

Retainers belong to the last chapter of the story our orthodontics page tells: growth checks, then early evaluations when they help, then braces once the baby teeth are gone, then a retainer to protect what braces accomplished. The same team that watched the growth checks along the way is the one fitting and following up on the retainer.

Curious about another word from a visit? The rest of the Kids' Dental Dictionary is one click away.

Related words

Words that often come up alongside retainer: braces, orthodontics, bite.

Parents ask us

How long does a child usually wear a retainer?

It varies quite a bit by case, and mainstream orthodontic guidance does not set one universal schedule. Some children wear a removable retainer only at night after an initial stretch, others have a fixed retainer that simply stays in place. Ask your pediatric dentist or orthodontist what the plan looks like for your child.

What happens if a retainer does not get worn as directed?

Teeth can begin drifting back toward their earlier positions, which is exactly what the retainer phase is meant to prevent. If wearing it has become a struggle, say so at a visit rather than letting it slide, so your pediatric dentist can help find an approach that actually works.

Removable or fixed, does it matter which kind my child gets?

Both are mainstream options, and each has its own upkeep and its own advantages. Which one fits best depends on the case, the teeth involved and your child's habits, so it is decided together with your pediatric dentist or orthodontist rather than picked at random.

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