Can I Still Get a Dental Filling After Losing My Baby Tooth? - Dentistry

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Missing primary incisors


Dear Doctor: Since my front baby tooth was extracted over six months ago and has not yet been restored, there is currently about 0.2mm of space remaining.
Is there still a chance to restore the tooth?

Ying, 20~29 year old female. Ask Date: 2015/11/03

Dr. Zeng Guanghui reply Dentistry


Primary teeth should naturally exfoliate during the mixed dentition phase.
If they remain in the mouth until the age of 21, it may be due to the absence of successor permanent teeth.
After the extraction of a primary incisor, if the remaining space is only 0.2 mm, it may not be possible to fill the space with a dental filling.
In such cases, it is advisable to consult a dentist to evaluate the possibility of orthodontic treatment or to consider a dental prosthesis to occupy the space.

Reply Date: 2015/11/03

More Info


When it comes to dental care, especially for children, the loss of a baby tooth can raise several concerns regarding future dental health and the need for interventions such as fillings or space maintainers. In your case, since you mentioned that your child lost a baby tooth and the space has narrowed to about 0.2mm over the past six months, it’s important to consider a few key factors.

First, baby teeth, or primary teeth, play a crucial role in the development of a child's mouth. They help in the proper alignment of permanent teeth, aid in chewing, and are essential for speech development. When a baby tooth is lost prematurely, it can lead to potential issues with the alignment of the permanent teeth that will eventually replace them. If the space left by the lost tooth is too narrow, it may not allow the permanent tooth to erupt properly, which could lead to crowding or misalignment.

In your situation, the space being only 0.2mm suggests that it is quite narrow. While it may be possible to place a filling in the area, it is unlikely that a traditional filling would be effective or appropriate in this case, especially since fillings are typically used to restore the structure of a tooth rather than to maintain space. Instead, a space maintainer might be a more suitable option. Space maintainers are dental devices that help keep the space open for the permanent tooth to erupt properly. They can prevent adjacent teeth from shifting into the empty space, which is crucial for maintaining proper alignment.

It's also important to consider the timing of any intervention. Generally, it is advisable to consult a pediatric dentist as soon as possible after a baby tooth is lost, especially if it has been several months. The dentist can evaluate the space and determine whether a space maintainer is necessary. They will also assess the overall dental health of your child and monitor the development of the permanent teeth.

In terms of pain or discomfort associated with getting a space maintainer, most children tolerate the procedure well. The dentist will typically use local anesthesia to minimize any discomfort during the placement of the device. Afterward, there may be an adjustment period as your child gets used to the space maintainer, but it should not cause significant pain.

In summary, while a filling may not be the appropriate solution for the space left by the lost baby tooth, a space maintainer could be beneficial in ensuring that the permanent tooth has enough room to erupt properly. It is highly recommended to schedule an appointment with a pediatric dentist for a thorough evaluation and to discuss the best course of action. Early intervention can help prevent more complex dental issues in the future, ensuring your child's dental health remains on track.

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