A dental bridge is a fixed prosthetic restoration used to replace one or more missing teeth. By restoring the continuity of the dental arch, it re-establishes proper chewing and speech function while also improving the aesthetics of the smile. The result is a natural appearance and a significant increase in comfort and confidence for the patient.
Continue reading to discover the different types of dental bridges, the steps of the procedure, as well as the advantages and limitations of this dental treatment option.
Summary:
A dental bridge is a fixed prosthetic restoration that replaces one or more missing teeth, restoring both chewing function and the aesthetics of the smile.
There are several types of dental bridges – traditional, Maryland, cantilever, zirconia, metal-ceramic, and implant-supported – and the choice depends on the position of the missing teeth and the condition of the supporting teeth.
Proper care and regular check-ups are essential for the longevity of the bridge, helping prevent complications and maintain oral health.
What is a dental bridge and when is it recommended?
A dental bridge is a fixed prosthetic restoration used to replace one or more missing teeth. It consists of dental crowns placed on the teeth located on each side of the gap, along with a pontic (the replacement tooth) that fills the empty space. This solution restores proper chewing and speech function, as well as the aesthetics of the smile.
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A dental bridge is supported by the natural teeth or by the implants located next to the missing area, offering stability and preventing complications. By using a bridge, you avoid the shifting of adjacent teeth, changes in facial appearance, and difficulties with chewing or speaking.
Here’s when a dental bridge is recommended:
• replacing missing teeth to maintain proper alignment of the dental arch
• when a dental implant is not an option due to medical or financial reasons
• when the teeth adjacent to the gap are damaged and require coverage with crowns
• restoring proper chewing function
• improving the aesthetic appearance of the smile
Dental bridges are made from various materials, such as metal, ceramic, metal-ceramic combinations, or zirconia. The choice depends on clinical needs, tooth position, the patient’s aesthetic preferences, and overall cost.
Types of dental bridges – traditional, Maryland, cantilever, zirconia, metal-ceramic, and implant-supported
There are several types of dental bridges, each with its own characteristics and indications. The right choice depends on the location of the missing tooth, the condition of the neighbouring teeth, and your personal preferences.
Traditional dental bridge
This is the most common type of dental bridge and consists of an artificial tooth supported by two crowns that are cemented onto the teeth adjacent to the gap. This option requires the neighbouring teeth to be shaped to make room for the crowns and provides good stability.
Maryland dental bridge
The Maryland bridge uses a metal or ceramic framework that attaches to the back of the neighbouring teeth using small “wings.” Unlike the traditional bridge, the Maryland bridge requires minimal shaping of the supporting teeth, making it a more conservative option.
Cantilever dental bridge
In this case, the artificial tooth is supported by a single crown cemented onto one neighbouring tooth. This type of bridge is not used very often, because it can place excessive pressure on the supporting tooth.
Zirconia dental bridge
A zirconia dental bridge is made from a ceramic material that is highly resistant and well-tolerated by the body. Zirconia has a natural appearance and excellent durability, and it can be used either in full form or as a solid base coated with ceramic. This material is widely used in dental prosthetics for zirconia crowns and veneers due to its high wear resistance and complete biocompatibility.
Metal-ceramic dental bridge
The metal-ceramic dental bridge combines the strength of a metal framework with the aesthetic appearance of a ceramic outer layer. It is a commonly used option in dental clinics due to its durability and lower cost, but the metal base may affect the appearance over time, as it can become visible near the gum line.
Implant-supported dental bridge
An implant-supported dental bridge uses dental implants as its foundation when the neighbouring teeth are not strong enough to serve as supports. This option provides excellent stability and does not require altering the adjacent natural teeth, making it a superior solution compared to a bridge supported by natural teeth.
Advantages and disadvantages of dental bridges
Like any dental procedure, a dental bridge has both advantages and disadvantages, and it’s important to be aware of them before making a decision.
Advantages of dental bridges:
• Restoration of chewing and speech function – helps you eat properly and speak clearly.
• Improved aesthetics – contributes to a full, natural-looking smile.
• Alternative to implants – a good solution when a dental implant is not an option.
• Protection for damaged supporting teeth – covering them with crowns can be beneficial for teeth with deep decay.
• Fast treatment method – completed more quickly than dental implants.
• Lower cost – more affordable compared to implant treatments.
Disadvantages of dental bridges:
• Shaping of the supporting teeth – the neighbouring teeth must be prepared to support the bridge.
• Increased load on the supporting teeth – they must handle their own function plus that of the missing teeth.
• Risk of damage to the supporting teeth – especially if they are affected by periodontal disease.
• Less natural aesthetics – in metal-ceramic bridges, the metal base may become visible over time.
• Limited lifespan – may require replacement over the years due to bone resorption.
• More difficult cleaning – maintaining hygiene under the pontic can be challenging.
The process of placing a temporary and permanent dental bridge
Placing a dental bridge involves several important steps to ensure a proper fit and optimal function. The stages may vary depending on the type of bridge chosen and the specifics of each case.
The main stages in fitting a dental bridge are:
Initial evaluation and treatment planning
The dentist performs a thorough examination, reviews X-rays, and assesses the condition of the neighbouring teeth. Study models and photographs are also taken to plan the shape and size of the bridge.Preparation of the supporting teeth
This step involves shaping the teeth adjacent to the gap to create the necessary space for the crowns. In some cases, root canal treatment may be required if the supporting teeth have deep decay.Impression taking
A precise impression of the teeth is taken using special materials such as alginate, addition silicones, condensation silicones, polyethers, and, more rarely, zinc oxide–eugenol pastes, compo materials, or impression plaster. The impression is then sent to the dental laboratory, where the bridge will be fabricated.Placement of the temporary dental bridge
The temporary bridge protects the prepared teeth and maintains the space until the permanent bridge is ready. It is usually made of acrylic and fixed with temporary cement.Trial and adjustment of the permanent bridge
Once the bridge is ready, the dentist checks the fit, verifies the bite, and ensures the aesthetics meet expectations. Adjustments are made during this stage to achieve a perfect fit and optimal comfort.Cementation of the permanent bridge
The final bridge is permanently cemented onto the supporting teeth using a special dental cement. Excess cement is removed, and the bite is checked again.Post-treatment instructions
After the procedure is completed, the dentist provides detailed instructions on how to properly care for the bridge and recommends regular check-ups to maintain oral health. The steps are similar whether the bridge replaces one tooth or multiple teeth—the only difference is the size of the restoration. For implant-supported bridges, the treatment additionally includes implant placement and the healing period required for osseointegration before the final bridge is fitted.
Care and maintenance of dental bridges for optimal longevity
Proper care of a dental bridge is essential for maintaining oral health and ensuring the long-term success of the restoration:
- Daily oral hygiene includes brushing at least twice a day with a soft-bristled toothbrush and fluoride toothpaste. This helps prevent plaque buildup, gingival inflammation, and cavities on the supporting teeth.
- An equally important step is using special dental floss and interdental brushes, which allow for effective cleaning between the teeth and underneath the pontic. An oral irrigator can further enhance the routine by removing food debris from hard-to-reach areas.
- For the safety and longevity of the bridge, regular dental check-ups should not be neglected. These visits allow the dentist to monitor the bridge, perform professional cleanings, and detect potential issues early.
- Everyday habits also play an important role: a balanced diet, avoiding very hard or sticky foods, quitting smoking, and protecting the teeth from grinding all help keep the bridge in optimal condition.
Remember: a dental bridge, whether it replaces three teeth or six, can last for many years if it is properly cared for.
Dental bridge vs. dental implant – which option is right for you?
Choosing between a dental implant and a dental bridge depends on your clinical situation and individual needs. Both solutions replace missing teeth, but they differ in how they are performed and in their long-term characteristics.
A dental implant is a long-term option. It involves placing an artificial root into the bone, which gradually integrates and supports the dental crown. Its major advantages are that it does not affect neighbouring teeth and it stimulates the bone, helping prevent bone resorption. However, it requires a surgical procedure and a longer healing period.
A dental bridge, on the other hand, is a fixed prosthetic restoration supported by the neighbouring teeth or by implants. It is completed more quickly and at a lower cost than an implant, but it requires shaping the supporting teeth and does not prevent bone loss in the edentulous area.
The decision between the two options should be based on several factors:
• condition of the neighbouring teeth – if they are healthy, an implant is preferable to keep them intact; if they are damaged, a bridge may offer additional protection by covering them
• bone density – an implant requires sufficient bone volume, while a bridge does not depend on this factor
• financial considerations – generally, a dental bridge costs less than an implant, though the price varies depending on the material and complexity
• treatment time – an implant involves multiple stages and a period of osseointegration, whereas a bridge can be completed in a shorter time
• the patient’s preferences
The final recommendation is always made by the dentist after a complete evaluation of your dental and overall health.
Therefore, a dental bridge is a viable and effective solution for replacing missing teeth, offering numerous functional and aesthetic benefits. To ensure you make the best choice for your oral health, consult a dentist. They will evaluate your specific situation and provide personalised recommendations so you can enjoy a healthy, attractive smile for many years to come. Don’t postpone your dental visit — your oral health matters!
Disclaimer: The information presented in this material is for informational purposes only and does not replace a professional consultation. For an accurate diagnosis and personalised recommendations, always consult your dentist.
