Knowledge · Prosthetics

Fixed or removable tooth replacement. What suits whom.

If one or more teeth are missing, the question of the right solution arises. Fixed and removable tooth replacement each have their own advantages. We show what determines the decision.

Key takeaway

Fixed tooth replacement such as a crown, bridge or implant-supported crown stays permanently in the mouth and feels close to a natural tooth. Removable tooth replacement such as a partial or full denture can be taken out, is flexible and can be extended. Which way suits depends on the number of missing teeth, the available bone and your own demands. Implants can also make removable solutions considerably more stable.

Written by Dr. Markus Franke 30 May 2026 8 min read

Two ways to close a gap

If one or more teeth are missing, there are basically two ways. Fixed tooth replacement stays permanently in the mouth and is not removed. Removable tooth replacement can be taken out for cleaning. Which way suits depends on how many teeth are missing, how the jawbone looks and what demands on comfort and effort exist. There is not one right answer, but the one that fits your situation.

It is worth remembering that a gap is not only a question of appearance. If a tooth is missing for a long time, neighbouring teeth tilt into the gap, the opposing tooth drifts down and the jawbone recedes at that spot. For this reason it pays not to leave a gap open, but to find a solution that matches the findings.

Fixed tooth replacement

Fixed replacement stays firmly bonded in the mouth and is only removed by the dentist. It includes:

  • Crowns. They cap a badly damaged but still viable tooth and restore its shape and function.
  • Bridges. They replace one or more missing teeth by resting on the prepared neighbouring teeth. The gap is bridged without anything needing to be taken out.
  • Implant-supported replacement. An implant replaces the tooth root and carries a crown without the neighbouring teeth having to be ground down. Multi-unit bridges can also be anchored on implants.

Fixed replacement feels close to a natural tooth and is uncomplicated in daily life. It is brushed like a natural tooth, and the spaces between are cleaned with interdental brushes or floss. Stable abutment teeth for a bridge or sufficient bone for an implant are a prerequisite. More on the crowns and bridges page. When an implant and when a bridge is the better choice is something we compare in our article on implant versus bridge.

Removable tooth replacement

Removable replacement can be taken out for cleaning yourself. It is used above all when many or all teeth are missing, or when fixed solutions are not an option for anatomical or financial reasons. It includes:

  • Partial dentures. They replace several missing teeth and hold onto the remaining natural teeth, often via clasps or precision attachments.
  • Full dentures. They replace a complete row of teeth when no natural teeth remain in the jaw. In the upper jaw they hold by suction against the palate; in the lower jaw the hold is naturally weaker.
  • Implant-retained overdentures. They are anchored removably on a few implants and so combine good hold with easy cleaning.

Removable replacement restores chewing, speaking and appearance and can be extended if further teeth are lost later. This very flexibility is its great advantage. We describe the details on the dentures page.

How the two compare

Both solutions serve the same purpose, but differ noticeably in everyday life.

Chewing and feel

  • Fixed. Transfers the chewing force directly, feels stable and is barely noticed as a foreign body in the mouth.
  • Removable. A denture borne by the gums can move slightly when chewing, particularly in the lower jaw. With implants for support, the feel improves considerably.

Aesthetics

  • Both solutions can be made to look natural. With fixed replacement there is no visible framework, and with modern dentures clasps can often be avoided or kept discreet.

Bone preservation

  • Implants transfer the chewing force into the jawbone and so help to prevent bone loss.
  • Bridges and gum-borne dentures do not load the bone under the gap directly, so it can recede over time.

Care and effort

  • Fixed replacement is cared for like a natural tooth, but needs careful cleaning of the margins and the spaces between.
  • Removable replacement is taken out for cleaning, which makes access easier but calls for a daily routine.

What happens to the remaining teeth

  • A bridge requires healthy neighbouring teeth to be ground down as abutments.
  • An implant spares the neighbouring teeth, because it is anchored independently in the bone.
  • A partial denture rests on the remaining teeth and places some load on them.

When each is the better choice

There is no blanket recommendation. Several factors are decisive:

  • Number of missing teeth. For a single gap, fixed replacement is often the obvious choice. When many or all teeth are missing, removable or implant-supported solutions come into play.
  • Available bone. Implants need enough bone. If there is too little, a graft may be needed, or a removable solution may make more sense.
  • Condition of the neighbouring teeth. If the neighbouring teeth are healthy and intact, that argues against grinding them down for a bridge and rather in favour of an implant.
  • General health. Certain conditions or medications affect whether a surgical procedure is advisable.
  • Budget. The solutions differ in the effort involved. We do not quote blanket prices, but draw up a written cost estimate according to the SSO tariff before any treatment.

The role of implants

Between fixed and removable stands the implant-supported denture. It is anchored on a few implants and combines the hold of a fixed solution with the cleaning-friendliness of a removable one. Especially in the edentulous lower jaw, where a plain full denture often sits poorly, this noticeably improves the hold. Even two implants can let a lower denture click firmly into place, so that it no longer slips when speaking and eating.

This way the comfort of a fixed solution can be combined with the manageable effort of a removable one. For many people this is a good middle path when a fully fixed restoration is not possible or not wanted.

How we decide together

It begins not with a recommendation, but with a set of findings. We assess the available bone, the condition of the neighbouring teeth and the gums, your general health and your wishes regarding comfort, care and effort. From this, two or three sensible options usually emerge, which we explain to you with their advantages and disadvantages. You decide, we advise.

Before any treatment you receive a written cost estimate according to the SSO tariff, so you can weigh benefit against effort at your own pace.

When to come to us

If a tooth is missing, a tooth can no longer be saved or an existing denture no longer fits properly, an appointment is worthwhile. The sooner a gap is restored, the better the tilting of neighbouring teeth and the loss of bone can be avoided. Book an appointment. We assess your findings and discuss the right solution with you.

Frequently asked

Frequently asked

Is fixed or removable tooth replacement better?

There is no single better solution, only the one that fits your situation. Fixed replacement feels closer to a natural tooth and is uncomplicated in daily life, but it requires stable abutment teeth or sufficient bone. Removable replacement is more flexible, can be extended and is often the sensible choice when many or all teeth are missing. What matters are your findings and your demands.

Can a denture be made so that it does not slip?

Yes. The fit can be improved considerably by anchoring the denture on a few implants. In the edentulous lower jaw, two implants are often enough to let a full denture click firmly into place. It stays removable for cleaning, but sits noticeably more securely in everyday life than a denture held by suction alone.

Can you switch from removable to fixed later on?

In many cases, yes, provided there is enough bone or it can be built up. An existing denture can often be fitted onto implants afterwards, and sometimes a later switch to fixed replacement is also possible. This depends on the available bone and the condition of the remaining teeth, and is worth considering before the first restoration.

Is fixed tooth replacement possible with only a few remaining teeth?

Yes, especially with implants. When many teeth are missing, fixed solutions do not have to rest on your own teeth. A whole row of teeth can be restored with fixed replacement on several implants. Whether this is possible in your case depends on the available bone.

How long does tooth replacement last?

That depends on the solution, the care it receives and your own circumstances. Crowns and bridges last many years with good care, and implants can remain in the mouth for a very long time with healthy gums and regular check-ups. Removable dentures need adjusting over time because the jaw changes. Good oral hygiene and regular check-ups are decisive for how long it lasts.

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