What is the Difference Between a Traditional Dental Bridge and a Wing-Bonded Maryland Bridge?

Losing a tooth — whether due to decay, gum disease, or an accident — can feel unsettling. Many people begin searching online to understand what tooth replacement options are available before attending a dental appointment, and dental bridges are among the most commonly researched solutions.

A dental bridge is a fixed restoration used to replace one or more missing teeth by anchoring an artificial tooth (or teeth) in place using the surrounding natural teeth or, in some cases, dental implants for support. However, not all bridges are the same. Two of the most frequently discussed types are the traditional dental bridge and the wing-bonded Maryland bridge, and understanding how they differ can help you approach a consultation feeling more informed and prepared.

This article explains both types of bridge clearly, covering their design, when each may be appropriate, and what to consider when exploring tooth replacement. As always, treatment suitability depends entirely on your individual clinical circumstances and should be assessed by a qualified dental professional.

At a Glance

A traditional dental bridge replaces a missing tooth by crowning the teeth on either side to support an artificial tooth in between. A Maryland (wing-bonded) bridge uses minimal metal or ceramic wings bonded to the backs of adjacent teeth instead, avoiding the need for crowns. Each approach suits different clinical situations, determined by a professional examination.

How Does a Traditional Dental Bridge Work?

A traditional dental bridge has been used in restorative dentistry for many decades and remains a well-established option for replacing one or more missing teeth.

The bridge consists of three key components: two crowns (known as retainers) that are placed over the teeth on either side of the gap (called abutment teeth), and one or more pontics — the artificial teeth that fill the space left by the missing tooth.

To fit a traditional bridge, the dentist must first prepare the abutment teeth by removing a measured layer of enamel. This creates space for the crowns to sit comfortably and securely. An impression or digital scan is taken, and the bridge is fabricated in a dental laboratory to match the shape and shade of the surrounding teeth. A temporary bridge is usually worn while the permanent one is being made.

Traditional bridges are typically made from porcelain fused to metal, all-ceramic materials, or zirconia. They are fixed in place using dental cement and, once fitted, are not removable by the patient.

This type of bridge may be considered where the abutment teeth already require crowns or have existing large restorations, or where the span of missing teeth requires the additional stability that crowning provides.

To explore fixed tooth replacement in more detail, you can visit our dental bridges treatment page for an overview of what the process typically involves.

How Does a Wing-Bonded Maryland Bridge Work?

The Maryland bridge — sometimes referred to as a resin-bonded or adhesive bridge — was developed as a more conservative alternative to the traditional bridge. It is named after the University of Maryland, where the technique was refined.

Rather than placing crowns on the adjacent teeth, a Maryland bridge features a pontic (the replacement tooth) with one or two small wings extending from its sides. These wings — usually made from metal alloy or tooth-coloured ceramic or zirconia — are bonded to the backs (lingual surfaces) of the neighbouring teeth using a strong dental resin adhesive.

Importantly, the adjacent teeth require minimal or no preparation. In many cases, only a very small amount of enamel is removed to allow the wings to sit flush and bond reliably. This is what makes the Maryland bridge a considerably more conservative treatment option from a tooth-structure perspective.

Maryland bridges are commonly considered for replacing front teeth (particularly upper front teeth), where biting forces are lower and aesthetics are a priority. They tend to be less suitable for back teeth, where heavier chewing forces could put the bonded wings under significant stress over time.

Key Structural and Clinical Differences

Understanding the structural differences between the two bridge types can help clarify why a dentist may recommend one over the other in a given clinical situation.

Neither bridge type is universally superior. Suitability is determined by the location of the missing tooth, the condition of the adjacent teeth, the patient's bite, bone levels, and individual oral health factors — all of which require clinical assessment.

The Dental Science Behind Tooth Replacement Bridges

When a tooth is lost, the surrounding structures begin to change over time. The alveolar bone — the bone that supports the tooth root — no longer receives the stimulation it needs and can gradually resorb (reduce in volume). The adjacent and opposing teeth may begin to shift, potentially affecting the bite and appearance.

A dental bridge addresses the visible gap and helps prevent the remaining teeth from drifting. However, it does not replace the root of the tooth beneath the gum, meaning bone resorption beneath the pontic can still occur to some degree over time.

Both traditional and Maryland bridges rely on the structural integrity of the supporting teeth. This is why the condition of the abutment teeth is a critical factor. If a tooth has undergone significant decay or has weakened enamel, a clinician will consider which bridge design best protects both the restoration and the remaining natural teeth.

For patients where bone volume and overall suitability allow, dental implants are another option worth discussing during a consultation, as they address the root-level structure as well as the visible tooth.

When Should You Seek a Professional Dental Assessment?

If you have a missing tooth or are anticipating tooth loss, it is advisable to arrange a dental consultation to discuss your options in a timely manner. Early assessment allows the dentist to evaluate the condition of the surrounding teeth and bone before further changes occur.

You should also consider seeking dental advice if you notice any of the following:

• Sensitivity or discomfort around adjacent teeth or the gap area
• Shifting or tilting of neighbouring teeth
• Difficulty chewing or changes to your bite
• Changes in gum tissue around a missing tooth site
• An existing bridge that feels loose, uncomfortable, or damaged

These are not emergency situations in most cases, but they do suggest that a clinical review would be beneficial. A dentist can examine the area, take any necessary X-rays, and explain the options that are clinically appropriate for your individual circumstances.

It is important to note that this article does not constitute clinical advice. No treatment recommendation can be made without a thorough examination.

Caring for a Dental Bridge: Oral Health Considerations

Whether you have a traditional or Maryland bridge, maintaining excellent oral hygiene around the restoration is essential for its long-term function and the health of the surrounding teeth and gums.

Some practical guidance includes:

• Floss daily using specialised floss threaders, interdental brushes, or a water flosser designed for bridge wearers, as standard floss cannot pass between the bridge and the gum
• Brush twice daily with a fluoride toothpaste, paying close attention to the margins where the bridge meets the natural teeth
• Attend regular dental check-ups and hygiene appointments so the bridge and supporting teeth can be monitored professionally
• Avoid biting on very hard foods (such as ice, hard sweets, or tough crusts) that could place excessive stress on the bridge structure
• Be mindful of sticky foods that may dislodge or stress bonded restorations

For patients with a Maryland bridge in particular, the bonded wings require a secure adhesive bond to function well. Any looseness should be reported to the dental practice promptly.

You can find more advice on maintaining your oral health at home on the MD Dental patient information pages.

Key Points to Remember

• A traditional dental bridge involves crowning the teeth on either side of the gap to support an artificial tooth in between — it is a fixed, well-established restoration.
• A Maryland (wing-bonded) bridge attaches to adjacent teeth using bonded wings with minimal or no enamel removal, making it a more conservative option.
• Maryland bridges are generally most suited to replacing front teeth where biting forces are lower.
• Traditional bridges may be preferred where adjacent teeth already need crowns or where a larger span of missing teeth requires greater structural support.
• Neither bridge type guarantees a specific outcome — suitability depends on individual clinical factors assessed during examination.
• Good oral hygiene is essential for maintaining any bridge and the health of surrounding teeth.

Frequently Asked Questions

Conclusion

Understanding the difference between a traditional dental bridge and a Maryland wing-bonded bridge is a helpful starting point when researching tooth replacement options. Both are established restorations that serve the same fundamental purpose — replacing a missing tooth in a fixed and functional way — but they differ significantly in design, the preparation required, and the clinical situations in which each is most appropriate.

A traditional bridge crowns the adjacent teeth for strong, stable support, while a Maryland bridge bonds discreetly to the backs of neighbouring teeth with minimal alteration to natural tooth structure. The right choice depends entirely on the individual patient's oral health, bite, tooth condition, and clinical needs.

Dental symptoms and treatment options should always be assessed individually during a clinical examination.

If you have a missing tooth or would like to understand which restorative options may be suitable for you, we encourage you to arrange a consultation with a qualified dental professional who can provide personalised guidance.