← All explanationsDigital orthodontic set-up

What does a digital orthodontic set-up show?

A digital set-up is virtual planning of tooth positions on a three-dimensional dental model. Individual teeth are represented separately and moved on screen to planned positions. This can support discussion of treatment goals and preparation of treatment steps. It is a planning aid, not a reliable prediction of an individual result. Examination, the bite, supporting tissues and actual progress also need to be considered.

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Fictional digital model of a lower dental arch with mildly crowded front teeth. A subtle coloured outline near one central incisor suggests a virtually planned position. The illustration is a planning sketch, not a prediction of the outcome.AI-generated
Fictional teaching illustration, not a patient case or treatment result.
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Recording the starting position

The digital model represents the visible tooth surfaces and recorded bite relationship. It can be created from a scan or digitised models. The model alone does not show every biological requirement for moving teeth.

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Comparing planned positions

Software allows individual teeth to be moved virtually. Comparing positions can help explain the intended goal and treatment questions. A movement that looks easy on screen may be clinically demanding.

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Checking the plan during treatment

Progress is checked to see whether planned movements are being achieved. Differences may require changes to the plan. Stabilising the teeth after active correction also needs planning.

Read the full explanation
  1. Recording the starting position

    The digital model represents the visible tooth surfaces and recorded bite relationship. It can be created from a scan or digitised models. The model alone does not show every biological requirement for moving teeth.

  2. Comparing planned positions

    Software allows individual teeth to be moved virtually. Comparing positions can help explain the intended goal and treatment questions. A movement that looks easy on screen may be clinically demanding.

  3. Checking the plan during treatment

    Progress is checked to see whether planned movements are being achieved. Differences may require changes to the plan. Stabilising the teeth after active correction also needs planning.

Notes on the teaching images
  • Fictional teaching illustration, not a patient case or treatment result.

At a glance

What is shown?

Planned tooth positions on a digital model.

What is it used for?

Planning and explaining treatment goals.

What is its key limitation?

The simulation does not guarantee an individual result.

Knowledge in motion

Explained in 36 seconds.

Three steps. No audio.
Each scene can also be selected manually.

Digital orthodontic set-up: short film

Silent educational film with German on-screen text and simplified teaching images. Not a patient case or a promised treatment outcome. The full English explanation is available as text.

Often confused

Plan or promised result?

A set-up shows an intended target on a model. It is not patient before-and-after evidence or a promise to achieve exactly that position or treatment duration.

Quick answers
Does the simulation show my eventual treatment result?

No. It shows planned positions. Tissue response varies, while the appliance and the patient’s involvement affect progress. The simulation’s limitations should be discussed alongside the intended goal.

Are digital set-ups used only for aligners?

No. Virtual set-ups are also used and studied in planning other orthodontic approaches. Having a simulation does not by itself establish which appliance is suitable for you.

How accurate are these plans?

This depends on factors including the workflow, type of movement and clinical situation. A 2024 prospective study involving 25 young adults with fixed appliances found meaningful individual differences between planned and achieved positions. It cannot provide a blanket judgement on every program or on aligner treatment.

Does a digital model replace an examination?

No. Teeth, gums, bite and relevant history need examination or discussion before a treatment decision. Further records are obtained according to clinical need.

At the practice

For the appointment

You can bring this question to your appointment:

Which movements does this plan show, what are its limits, and how will actual progress be checked?

If you are considering tooth alignment, a personal consultation can discuss your aims and the assessment steps needed.

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Virtual dental model
A three-dimensional digital representation of recorded tooth surfaces and their arrangement.
Segmentation
Separating individual teeth in the digital model so their positions can be edited individually.
Planned-versus-observed comparison
Comparing intended positions with the documented clinical course.

Make the distinction

A set-up shows an intended target on a model. It is not patient before-and-after evidence or a promise to achieve exactly that position or treatment duration.

Knowledge questionHow should a digital set-up be understood?

For learning, not for assessing personal symptoms. Your answer is not stored or sent.

  1. As a planning aid that needs clinical interpretation and review during treatment.
  2. As a guarantee of the exact final appearance.
  3. As a complete substitute for a dental examination.
View answer

As a planning aid that needs clinical interpretation and review during treatment.

The virtual representation supports planning and communication. Clinical assessment and progress reviews remain necessary.

Sources and context

Editorial research: . General information, not an individual diagnosis or treatment recommendation. Teaching illustrations are simplified and do not depict a patient case.