Short answer: For a single missing tooth, an implant replaces the tooth with a crown placed on a screw set in the jawbone, without touching the neighboring teeth. A bridge, on the other hand, is made by reducing and crowning the teeth on either side of the gap and taking support from them. The condition of the neighboring teeth, the amount of bone, general health and expectations about treatment time determine the choice; the decision is made after an examination and X-rays.
Although most people think of losing a tooth as merely a cosmetic issue, it can also have important consequences for chewing, the position of neighboring teeth and the health of the jawbone. The two options most often discussed for replacing a missing tooth are an implant and a bridge. In Turkish, a bridge is also often loosely called a “crown.” It is also the question we hear most often in examinations: implant or bridge, which is right? There is no single answer that applies to everyone; the right choice depends on the conditions in the mouth and the person's priorities. Both are well-established, scientifically supported treatments that can serve well for many years in the right case.
In this article we take a balanced look at how the two methods work, their effects on neighboring teeth, how they differ in treatment time and cost, their lifespan and care needs, and when one or the other comes out ahead.
How do the two methods work?
An implant recreates the root of the missing tooth, while a bridge replaces the missing tooth by taking support from the teeth next to it. This fundamental difference also determines the advantages and limits of each option.
Implant
A dental implant is a screw-shaped artificial root, usually made of titanium, that is placed in the jawbone. During healing, the bone fuses with the implant surface; this process is called osseointegration. Once integration is complete, a connecting piece and a crown that looks like a natural tooth are placed on the implant.
Bridge
In a conventional dental bridge, the teeth on either side of the gap are reduced by a certain amount and covered with crowns. The artificial tooth that fills the gap is made as a single piece connected to these two crowns and is then cemented. Bridges can be made of porcelain fused to metal or of all-ceramic materials. In some special cases, resin-bonded bridges attached to the back surfaces of the neighboring teeth may also be an option.
How do they affect neighboring teeth?
The most obvious difference between the two methods is their effect on the neighboring teeth: an implant is placed without touching them, whereas a bridge requires the adjacent teeth to be reduced. This difference becomes even more important if the neighboring teeth are healthy and have no fillings.
For teeth that are reduced to make a bridge, the following should be kept in mind:
- Tooth structure that is removed cannot be restored.
- Because the supporting teeth also carry the load of the missing tooth, they are subjected to more force.
- Decay can develop at the crown margins over time, which may require the bridge to be replaced.
- In some cases, reducing vital teeth can later lead to the need for a root canal.
On the other hand, if the neighboring teeth already have large fillings, are fractured or will need crowns anyway, a bridge offers the chance to protect those teeth at the same time. In that case the bridge's disadvantage becomes relatively smaller.
Another important point is the effect on the bone. When a tooth is lost, the bone in that area tends to resorb over time. Because an implant transmits chewing forces directly to the bone, it can help slow this resorption. In the area beneath a bridge, bone loss may continue over time.
Is there a difference in treatment time and cost?
A bridge is usually completed in a shorter time, while implant treatment takes longer because it requires waiting for the bone to heal. This difference can be decisive for patients who want a quick solution.
- Bridge: With tooth preparation, an impression or digital scan and try-ins, it can be completed within a few weeks in most cases.
- Implant: After the implant is placed, there is usually a wait of a few months for the bone to integrate. If there is not enough bone, a bone augmentation procedure may be needed beforehand and the timeline may be longer. In some suitable cases, a temporary tooth can be fitted on the same day as the implant.
When it comes to cost, a comparison at first glance on its own can be misleading. Looking at the long term, the likelihood of the bridge needing replacement, treatment needs that may develop in the supporting teeth and bone augmentation that may be required for an implant should all be taken into account. The fee for either treatment is communicated in writing after the examination, X-rays and planning.
What about lifespan and care?
Both well-planned, regularly maintained implants and bridges can be used for many years; however, the lifespan of either method depends largely on oral hygiene and regular check-ups. Studies report high ten-year survival rates for implants. Bridges also function for many years in most patients, but they may need to be replaced after a certain time because of problems in the supporting teeth.
Implant care
- Brushing twice a day, just like natural teeth
- Cleaning around the implant with an interdental brush or floss
- Regular check-ups and professional cleaning
- Avoiding smoking; smoking increases the risk of inflammation around the implant
Bridge care
- Cleaning the area under the artificial tooth with bridge floss or Superfloss
- Regular check-ups for decay at the crown margins of the supporting teeth
- Monitoring gum health
With either method, if you have a clenching or grinding habit, wearing a night guard can help extend the life of the restoration.
When is an implant or a bridge preferred?
The decision is made by considering together the condition of the neighboring teeth, the amount of bone, general health, expectations about treatment time and personal preferences. The points below are meant to give a general idea; the final decision is made with your dentist after an examination.
An implant usually comes out ahead when:
- The neighboring teeth are healthy, have no fillings and do not need crowns
- The jawbone is sufficient or can be made suitable with bone augmentation
- The patient's general health allows a minor surgical procedure
- Long-term preservation of the bone is a priority
A bridge usually comes out ahead when:
- The neighboring teeth already have large fillings or need crowns
- There is not enough bone and bone augmentation is not desired
- Certain health conditions, such as uncontrolled diabetes, make surgery risky
- A shorter treatment time is the priority
The role of orthodontics in the area of a missing tooth
In some patients, because the gap has been left untreated for a long time, the neighboring teeth may have tilted into the gap and the tooth in the opposing jaw may have over-erupted toward it. In this case, there may not be enough suitable space for either an implant or a bridge. With orthodontic treatment, the teeth can be uprighted again to prepare a suitable foundation for prosthetic treatment. In suitable cases this preparation can also be done with Invisalign clear aligners; sometimes closing the gap orthodontically is considered as an option. For more on this, see our article on missing teeth and clear aligners.
Missing tooth assessment in Ankara
If you have a missing tooth or have recently been advised to have one extracted, an examination and X-rays are the first step in evaluating your treatment options. At the polyclinic in Park Oran Ofis in Çankaya, your case is looked at together from the implant, prosthetic and orthodontic perspectives, and the options that suit you are explained along with their advantages and limitations.
Frequently asked questions
Which lasts longer, an implant or a bridge?
Both methods can be used for many years with regular care and check-ups. Studies report high long-term survival rates for implants. With bridges, replacement may become necessary over time because of problems that can develop in the supporting teeth.
Is it harmful to reduce healthy teeth for a bridge?
Tooth structure that is removed cannot be restored, and these teeth stay crowned for life. If the neighboring teeth are healthy, this is considered a disadvantage. If the neighboring teeth already have large fillings, a bridge can protect those teeth as well.
How long after an extraction can an implant be placed?
In suitable cases, an implant can be placed at the same visit as the extraction. In most cases, however, there is a wait of a few weeks to a few months for the extraction site to heal. The timing is determined by the dentist based on the condition of the bone and whether there is an infection.
What happens if I never replace a missing tooth?
Over time, the neighboring teeth may tilt into the gap, the tooth in the opposing jaw may over-erupt and your bite may be disrupted. The bone in the area also tends to resorb. These changes can make future treatment more complex.
