Surgical microscope for root canal treatment in Schiedam

Microscopic endodontics at 3D Tandarts: modern precision for saving teeth

Written by: Danilo Di Vico — Dentistry and Digital Implantology at 3D Tandarts Schiedam, with a special interest in microscopic endodontics, diagnostics and implantology.

Last updated: 26 September 2026

Reading time: 8 minutes.

In brief

In endodontics, the surgical microscope provides superior lighting and magnification. This allows the dentist to see the smallest details inside the tooth, so that hidden root canals, fine cracks and persistent infections can be treated accurately. Modern endodontics combines, among other things, the use of a surgical microscope, digital diagnostics and, when indicated, CBCT imaging to carry out root canal treatment as precisely as possible. At 3D Tandarts Schiedam these techniques are a standard part of our endodontic approach, not only in complex cases.

What is a surgical microscope in root canal treatment?

A surgical microscope is a special dental microscope that gives the dentist a highly magnified, brightly lit view of the tooth during root canal treatment or root canal retreatment. This makes small anatomical details visible that are difficult or impossible to see with the naked eye or a dental loupe. In modern endodontics, this helps to locate, clean and seal root canals more accurately.

Modern endodontics demands precise working

A root canal treatment twenty years ago and a root canal treatment today look similar on the surface: remove the bacteria, clean the canal, seal it hermetically. But the way this is done has fundamentally changed.

In the past, the naked eye and touch determined how thoroughly a root canal system could be examined. Today, digital diagnostics make it possible to know much more about the anatomy of a tooth beforehand. And where part of the canal system simply used to remain invisible, a surgical microscope now brings details into view down to a fraction of a millimetre.

That precision is not a luxury. It is the reason why natural teeth can be saved more often and more predictably than before.

Modern endodontics is not only about carrying out a treatment, but about making the right diagnosis and the right decision to save your tooth.

The surgical microscope is part of our standard approach

At 3D Tandarts Schiedam, the surgical microscope is a standard part of our endodontic approach. Together with digital diagnostics, modern disinfection techniques and, when indicated, CBCT imaging, it forms the basis for a root canal treatment that is as precise as possible.

This means the microscope is not brought in as an exception for the occasional difficult case, but is a fixed part of how we approach every root canal treatment.

The microscope does not work alone

A surgical microscope is powerful, but it is not a stand-alone solution. A good root canal treatment is the result of several elements working together:

• clinical examination — the basis of every correct diagnosis;
• digital X-rays — for a first impression of the anatomy;
• CBCT, when needed — for a three-dimensional view of the roots and surrounding bone;
• the surgical microscope — for strongly magnified vision and better illumination during the treatment itself;
• modern disinfection techniques — to clean the root canal system thoroughly;
• careful sealing — to prevent reinfection;
• a durable restoration — to protect the tooth in the long term.

None of these elements replaces the others. Together they form what we regard as modern endodontics: an approach in which technology and clinical experience reinforce each other, rather than one having to compensate for the other.

What the surgical microscope makes possible in practice

• Locating extra and hidden root canals. Subtle differences in colour and texture in the dentine reveal where a canal entrance is, even when it cannot be seen with the naked eye.
• Finding calcified canals. A canal that has become blocked is sometimes no more than a hair-thin line — a trail that can only be followed under strong magnification and targeted lighting.
• Recognising micro-cracks and perforations early, instead of only months later when symptoms return.
• Removing old fillings precisely during a retreatment, with minimal loss of healthy tooth structure.
• Checking the quality of cleaning and sealing, step by step during the treatment itself.
• Preserving as much healthy tooth structure as possible, because the work can be targeted instead of done by feel.

The role of CBCT in modern endodontics

In straightforward cases, a two-dimensional X-ray is often enough to assess and treat a tooth. When more diagnostic information is needed, a CBCT scan provides a three-dimensional view of the anatomy and helps to plan the treatment more precisely — for example in the case of a complex root shape, a suspicion of extra canals, or when previous treatments did not give the desired result.

A surgical microscope and a CBCT scan complement each other: the microscope shows what is inside the tooth, the CBCT scan what is happening around it.

When does this approach add the most value?

Although the surgical microscope is a standard part of our approach, the added value is most noticeable in:

• retreatment of a previously treated tooth;
• heavily calcified root canals;
• extra or hard-to-find root canals;
• a broken instrument in the canal;
• a suspected perforation;
• complex anatomy with multiple roots or side branches;
• doubt about a vertical root fracture.

Without versus with this approach

• Traditional approach: Limited magnification; Modern endodontics: High magnification, up to approximately 25×
• Traditional approach: Diagnostics mainly based on 2D X-rays; Modern endodontics: Digital diagnostics, CBCT when indicated
• Traditional approach: Less detail visible during treatment; Modern endodontics: Small anatomical details clearly visible
• Traditional approach: More difficult with complex anatomy; Modern endodontics: More control in complex cases
• Traditional approach: Way of working depends on the case; Modern endodontics: Fixed, integrated approach for every treatment

Our philosophy

At 3D Tandarts Schiedam we do not believe in isolated techniques, but in a coherent approach. The surgical microscope does not stand on its own: it is integrated with digital diagnostics, CBCT where needed, and a careful treatment plan tailored to the individual patient.

Want to know more about related topics? Also read our articles on root canal treatment, root canal retreatment, CBCT diagnostics and implant or root canal treatment.