A baby tooth lost earlier than expected, whether from decay, an accident, or a necessary extraction, leaves a gap that nearby teeth can start shifting into almost straight away. A space maintainer is the small device dentists use to hold that gap open until the permanent tooth is ready to come through.
What Happens Without One
When a baby tooth comes out too early, the teeth on either side don’t stay still. They tend to drift toward the empty space, which can leave less room than the permanent tooth actually needs once it’s ready to erupt. A few things this can lead to:
- Crowding as the permanent tooth tries to come through into a smaller space
- The permanent tooth erupting at an angle or in the wrong position
- A longer or more involved orthodontic treatment plan later on
According to teeth.org.au, written by the Australian Dental Association, if a child loses a baby tooth earlier than they need to, they might have problems with their teeth when they’re older, including crowding when the adult teeth come through. A space maintainer is one way dentists help prevent that from happening.
Why Baby Teeth Losing Early Matters So Much
Baby teeth aren’t just placeholders. They help guide the permanent teeth into the right position and hold space in the jaw until those adult teeth are ready. Healthdirect notes that tooth decay is the major reason children lose teeth before they’re due to fall out naturally, and that baby teeth are important because they help guide permanent teeth into the right place in the jaw.
Common Reasons for Early Loss
A baby tooth might come out earlier than expected because of:
- Decay that’s progressed enough to require extraction
- Trauma or injury, such as a knock during play or sport
- Infection around the tooth or surrounding gum
Regardless of the cause, once a baby tooth is gone earlier than planned, the space it leaves behind needs to be assessed.
When a Space Maintainer Is Recommended
Not every early tooth loss needs a space maintainer. Whether one is suitable depends on which tooth was lost and how much time is left before the permanent tooth is expected to erupt.
Factors Your Dentist Will Consider
- Which tooth was lost and how much space it held
- How long until the permanent tooth beneath it is due to come through
- Whether there are already signs of crowding or shifting nearby
- Your child’s overall dental development and any other treatment already planned
If the permanent tooth is expected relatively soon, a space maintainer may not be necessary. If there’s a longer wait ahead, holding the space becomes more important to avoid complications.
What Fitting a Space Maintainer Involves
The process is generally straightforward and can usually be completed in a single appointment. Your dentist will typically:
- Assess the gap and the surrounding teeth
- Take an impression or scan of the area
- Fit a small custom device, often a metal band and loop, to the neighbouring tooth
- Check that it sits comfortably and doesn’t interfere with your child’s bite
Fixed space maintainers stay in place until the permanent tooth is ready to come through, at which point your dentist removes the device. Removable versions are also an option in some cases, though these rely on your child wearing them consistently to be effective.
Caring for a Space Maintainer at Home
Once fitted, a space maintainer needs a bit of extra attention alongside your child’s usual brushing routine.
- Encourage gentle brushing around the device, including where it meets the gum
- Avoid sticky or chewy foods that could dislodge or damage it
- Keep up with regular check-ups so your dentist can monitor how well it’s holding the space
- Contact your dentist if the device feels loose or your child reports any discomfort
Our Children’s Dentistry service covers assessments for early tooth loss and space maintainer fittings, and our team can talk you through what’s suitable based on your child’s specific situation.
How This Connects to Future Orthodontic Needs
Preserving space early can make a real difference to what’s needed later. Where a gap is left unmanaged and permanent teeth come through crowded or misaligned, more involved orthodontic treatment may be needed down the track. If your child’s dental development suggests early orthodontic input could help, our Invisalign And Braces service is worth discussing with your dentist as part of a longer-term plan. Keeping up with routine visits through our Check Up And Clean service also means any shifting can be picked up early, whether or not a space maintainer is in place.
Frequently Asked Questions
How Long Does a Space Maintainer Stay In?
This varies depending on which tooth was lost and how long until the permanent tooth is due to erupt. Your dentist will monitor progress at regular visits and remove the device once it’s no longer needed. Individual timelines vary between children.
Will My Child Feel Discomfort After It’s Fitted?
Some mild adjustment in the first day or so is common as your child gets used to the device, similar to any new dental appliance. This generally settles quickly, though your dentist can advise if anything feels different from what’s expected.
Can a Space Maintainer Fall Out?
It’s possible, particularly with removable versions or if sticky foods are eaten regularly. If this happens, contact your dentist promptly, as leaving the space unprotected for too long can allow the issue it was meant to prevent to develop. Suitability of device type depends on your child’s individual circumstances.
Does Every Child Who Loses a Tooth Early Need One?
No, it depends on which tooth was lost and how much time remains before the permanent tooth is due. Your dentist will assess this at your child’s appointment and advise whether a space maintainer is a suitable option.
Is a Space Maintainer Covered Under the Child Dental Benefits Schedule?
Coverage depends on your child’s eligibility and the specific treatment plan. It’s worth asking our team to check what applies to your circumstances, as government benefit schemes and individual policies can vary.
Book a Children’s Dentistry Assessment in Wahroonga
If your child has lost a baby tooth earlier than expected, having the space assessed sooner rather than later can help avoid more involved treatment down the line. We see families from Wahroonga and surrounding suburbs including Waitara, Hornsby, Normanhurst, Warrawee and Asquith. You can book an appointment online to have your child’s dental development reviewed.