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Space Maintainers

Space maintainers in Sunnyvale, CA

Baby teeth do more than help your child chew and speak. They also save space for the permanent teeth growing in underneath. When a baby tooth is lost earlier than expected, the teeth beside it can drift into the gap, and the permanent tooth may have less room to come in.

At Bay Area Kids Dentist, our board-certified pediatric dentists in Sunnyvale evaluate each child’s situation and, when it makes sense, place a space maintainer to hold that space open. As part of our pediatric dental care in Sunnyvale, we explain the options in plain language so you can make a confident decision for your child.

Board-Certified
Dentists certified by the American Board of Pediatric Dentistry
Custom-Fit
Appliances made from an impression of your child’s mouth
Routine Checks
We look at the appliance during regular visits

What a Space Maintainer Does

A space maintainer is a small appliance that holds the space left by a baby tooth that is lost early. It helps keep nearby teeth in place so the permanent tooth has room to come in.

The American Academy of Pediatric Dentistry says the goal of space maintenance is to prevent loss of arch length, width, and perimeter by keeping the existing teeth in their relative positions. It also notes that research on how well space maintainers prevent crowding is limited, which is one reason your child’s dentist looks at each case individually. If crowding or a bite problem develops, an orthodontic evaluation can help you understand your next steps.

Why a Baby Tooth May Be Lost Early

Baby teeth usually fall out on a natural schedule, but some are lost sooner. Common reasons include these.

  • Tooth decay that cannot be repaired
  • An infection in or around the tooth
  • An injury to the mouth
  • A permanent tooth coming in out of position
  • Crowding in the mouth

Whenever possible, we try to repair a decayed baby tooth with a white filling or a pediatric crown so it can stay in place until it falls out on its own. When a tooth cannot be saved, a tooth extraction may be needed, and we will talk with you about whether a space maintainer should follow. If your child injures a tooth, our emergency pediatric care team can help.

Types of Space Maintainers for Children

There is no single best design. Your child’s dentist chooses the type based on which tooth was lost, your child’s age, and how many teeth are missing. Here are the common options.

Band and Loop
A band on a nearby tooth with a wire loop that holds the gap open. Often used when one baby molar is lost on one side.
Crown and Loop
A stainless steel crown on the neighboring tooth with a wire loop that holds the space. May be used when that tooth also needs a crown.
Distal Shoe
A fixed appliance that extends below the gum line to hold space for a first permanent molar that has not come in yet, after a baby second molar is lost early.
Lower Lingual Holding Arch
A wire along the inside of the lower teeth, anchored to molars on both sides. Often used when more than one baby tooth is missing.
Removable Appliance
A retainer-style appliance, sometimes with artificial teeth, for children who can reliably wear and care for it.

Fixed appliances are cemented in place, while removable ones can be taken out, so the right choice also depends on how well your child can care for the device.

How We Fit a Space Maintainer

Fitting a space maintainer usually takes more than one visit. Here is what typically happens.

1
Exam and Records
We examine your child’s teeth and may take digital X-rays to see the permanent tooth underneath.
2
Impression
If a space maintainer is needed, we take an impression of your child’s mouth.
3
Custom Appliance
A dental lab uses the impression to make an appliance that fits your child.
4
Fitting and Follow-Up
We place the appliance, check the fit, and look at it again at routine visits.
Did Your Child Lose a Baby Tooth Early?
Our board-certified pediatric dentists in Sunnyvale can check whether a space maintainer is right for your child.

Caring for a Space Maintainer at Home

A few habits help the appliance last and keep the teeth around it healthy.

  • Brush and floss around the appliance as part of your child’s normal routine.
  • Avoid extremely hard, brittle, or sticky foods, which may loosen it.
  • Call us right away if the appliance feels loose or comes off, so it can be re-cemented.
  • Keep regular cleanings and exams so we can check the appliance and watch the permanent tooth come in.

Our space maintainer care instructions have more detail. Space maintainers can loosen, break, or come off, and some need to be re-cemented or replaced, which is why regular checkups matter.

Schedule a Space Maintainer Visit at Bay Area Kids Dentist

Every dentist at Bay Area Kids Dentist is board-certified by the American Board of Pediatric Dentistry. If your child has lost a baby tooth early or you are unsure whether a space maintainer is needed, our team will evaluate your child’s teeth, explain the options, and answer your questions about costs, insurance, and financing.

We would be glad to help your child’s permanent teeth come in with room to grow. Please reach out through our contact form to schedule your child’s visit.

Bay Area Kids Dentist — Sunnyvale
1565 Hollenbeck Ave STE 102, Sunnyvale, CA 94087
(408) 520-2656

Frequently Asked Questions About Space Maintainers in Sunnyvale

What is a space maintainer?

A space maintainer is a small appliance that holds the space left by a baby tooth that was lost early. It helps keep nearby teeth in place so the permanent tooth has room to come in. Your child's dentist will choose the type based on the tooth that was lost and your child's needs.

Does every baby tooth that is lost early need a space maintainer?

Not always. Whether one is needed depends on factors such as which tooth was lost, how long ago it was lost, your child's age, and how much room there is for the permanent tooth. Your child's dentist will examine your child, and may take X-rays, before making a recommendation.

Is a space maintainer uncomfortable?

Your child may notice the appliance at first, and mild soreness or a feeling of fullness can happen as they get used to it. We check the fit when we place it, and we ask you to call us if something feels sharp or irritating.

How long does a space maintainer stay in?

A space maintainer is meant to stay in place until the permanent tooth is ready to come in, which depends on the tooth and your child's development. We check it at routine visits and let you know when it is time to remove it.

What should I do if a space maintainer comes loose or breaks?

Please call our office as soon as possible so the appliance can be re-cemented or repaired. Prompt care helps prevent breakage and decay under the appliance, so it is best not to wait for the next routine visit.

Can my child eat normally with a space maintainer?

Most foods are fine, but extremely hard, brittle, and sticky foods should be avoided because they may loosen the appliance. Brushing and flossing as usual helps keep the area clean.

Problems We Treat

  • Emergency Tooth ExtractionEmergency Tooth Extraction
  • Severe ToothacheSevere Toothache
  • Loose or Dislodged ToothLoose or Dislodged Tooth
  • Bleeding GumsBleeding Gums
  • Knocked Out ToothKnocked Out Tooth
  • Infection or Swelling in the MouthInfection or Swelling in the Mouth
  • Jaw PainJaw Pain
  • Chipped or Cracked ToothChipped or Cracked Tooth

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