38 Queen Anne Street, Marylebone
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Root canal treatment in London

Specialist, pain-free root canal treatment using microscopes and 3D imaging to save your natural tooth.

  • Specialist endodontic care, with root canals carried out by a GDC-registered specialist endodontist.
  • Microscope-enhanced precision, with every canal located and treated using high-magnification technology.
  • Pain-free modern techniques, with local anaesthesia and sedation options for complete comfort.
  • A trusted London clinic with a 4.9-star rating and decades of experience.

Prof Dr Christian Mehl Reviewed by Prof Dr Christian Mehl Published August 2021 Last reviewed November 2025

  • Treatment 60-120 minutes
  • Price From £1,300
  • Team experience 40+ years
  • Recovery time 1 day
  • Google rating ★★★★★ (4.9)
Root Canal

What is root canal treatment?

A root canal, also known as endodontic therapy, is a specialist procedure used to save a tooth that has become infected or inflamed and to prevent further pain. It involves removing the damaged tooth pulp, cleaning and disinfecting the root canals, and sealing them with a biocompatible material. When performed by a specialist endodontist, the treatment eliminates infection, preserves your natural tooth, and restores function and aesthetics, all without discomfort.

Why you might need a root canal

When the soft tissue inside your tooth becomes infected, from decay, trauma or a crack, it cannot heal by itself. Without treatment, the infection can spread, causing pain, abscesses and bone loss. Root canal therapy prevents this by removing the infected tissue and sealing the area, allowing you to keep your natural tooth rather than having it extracted. Symptoms that may suggest you need a root canal include a throbbing or persistent toothache, sensitivity to hot or cold, pain when biting or chewing, swollen or tender gums, and a darkened or discoloured tooth.

What happens during your root canal appointment

Your consultation begins with a thorough assessment by one of our endodontic specialists. Using high-definition imaging and 3D scans, we evaluate the number of canals within the affected tooth and the extent of infection. Local anaesthesia is administered to ensure complete comfort, then a small opening is made to access the infected pulp chamber. The root canals are cleaned and shaped using microscopic precision, disinfected, and filled with a rubber-like material called gutta-percha. Finally the tooth is sealed and, in most cases, restored with a filling or crown for protection. Most treatments are completed in a single visit, though complex cases may require two appointments.

What to expect after treatment

Recovery is usually rapid. Some patients experience mild tenderness for 24 to 48 hours, which is completely normal. You can resume normal activities the same day, although we recommend avoiding chewing on the treated side until any sensitivity subsides. Your restored tooth will look, feel and function just like your natural teeth.

Root canal retreatment

If a previously treated tooth becomes painful or reinfected, retreatment can restore it. Our team removes the old filling material, disinfects the canals again, and reseals the tooth using modern materials for long-term success.

Apicectomy

If a previous root canal has not resolved the problem, an apicectomy, or root-end surgery, may be necessary. This precise microsurgical procedure removes the tip of the tooth root and infected tissue to save the tooth from extraction.

Vital pulp therapy

For younger patients or those with early-stage pulp inflammation, vital pulp therapy preserves healthy tissue and allows the tooth to continue developing naturally. It is a conservative and effective alternative to full root canal treatment.

Root canal versus extraction

Wherever possible, we aim to save your natural tooth through root canal treatment. Extraction is only recommended when the tooth is beyond repair. Preserving the tooth maintains jaw structure, prevents neighbouring teeth from shifting, and avoids the need for future implants. Our philosophy is simple: preserve what nature gave you, whenever possible.

Root canal treatment for nervous patients

Feeling nervous is completely natural, especially after a difficult dental experience in the past. Our caring team offers both light and deep sedation for anxious patients, and you can relax with video glasses during your procedure. Many patients find the experience surprisingly calm and stress-free. Our combination of compassion, advanced anaesthesia and precise technique makes us one of the most trusted clinics for root canal treatment in London.

Looking for the best root canal treatment in London?

Whenever you need to take care of your smile, in an emergency, during routine care or when booking cosmetic dentistry, you naturally seek a qualified, skilled and experienced professional you can trust. We are internationally renowned within the profession, we pride ourselves on evidence-based dentistry with a person-centred approach, and we use a microscope or other magnifying equipment to ensure world-class results. We perform all root canal treatments in accordance with the guidelines of the German and British Societies of Endodontics.

Our dentists

Your specialist endodontic team

Meet the team who will look after you.

Dr Negin Mosahebi

Dr Negin Mosahebi

Specialist in Endodontics

Negin provides microscope-led root canal treatment that supports and protects implant cases, preserving natural teeth wherever it is possible to do so. Her meticulous, unhurried approach means she is trusted with the most delicate endodontic work, and she works closely with the implant team so every restoration is built on a healthy, stable foundation.

  • BDS MFDS RCSED MSC (ENDO) MENDO RCSED
  • GDC number 75068
Dr Stefan Ciapryna

Dr Stefan Ciapryna

Specialist in Endodontics

Stefan handles both surgical and conventional endodontics, delivering the predictable, lasting outcomes that underpin successful implant treatment. He combines advanced imaging with a gentle chairside manner, taking time to explain each step clearly so patients always understand what is happening and feel in control of their care throughout.

  • BDS, MJDF RCS (Eng), MClinDent Endo, MEndo RCS (Edin)
  • GDC number 212910
  • Speaks English, Ukrainian, Polish
Prof Dr Christian Mehl

Prof Dr Christian Mehl

Specialist in Prosthodontics

Christian leads our most complex implant and full mouth rehabilitation cases, combining surgical precision with a calm, reassuring manner that puts even the most anxious patients at ease. With decades of experience and an academic background in prosthodontics, he is regularly referred the cases other clinics turn away, and he plans every treatment digitally so there are no surprises along the way.

  • Partner and Principal Dentist
  • GDC number 108352
  • Speaks English, German, basic Russian and Chinese

What our patients say

Real Google reviews from patients treated at the clinic.

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Alexandra Budrey profile picture
Alexandra Budrey
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I honestly cannot recommend Professor Christian Mehl and his wonderful team at Wimpole Street Dental Clinic highly enough! The standard of expertise and professionalism is absolutely exceptional, but what really makes this practice so special is the genuine kindness, care and personal attention you receive. There's something rather wonderful and almost old-fashioned about the way they look after you. You feel genuinely cared for as an individual, never just another patient. Dr Mehl and his team have gone above and beyond for me, particularly when I really needed their help, and I cannot express how grateful I am. Choosing this practice has been one of the very best decisions I've made for my dental health. An absolutely exceptional team of people, and I couldn't recommend them more wholeheartedly! Thank you! Alexandra B. Burford, Oxfordshire
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Shahrooz
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Phenomenal clinic. I'm a very particular patient and take great care in choosing a dentist, so I don't give praise lightly. The Wimpole Street Dental Clinic has exceeded my expectations on every count. The specialists are highly skilled and clearly at the top of their field, yet completely approachable. They explain everything as the procedure is happening, so you always know what's being done and why. That makes a real difference to how relaxed you feel in the chair. The front desk team were amazing too: warm, efficient and genuinely helpful. It's rare to find this level of expertise combined with such attentive patient care. Thank you to the whole team. Highly recommended.
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Clotilde Cano
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The Wimple Street dental clinic is the best one could wish for. The space is beautiful, well furnished and extremely clean. Professor Mehl is extraordinary, he takes the time to explain everything step by step and he’s very reassuring. The whole staff is extremely kind, especially Rebecca from the reception, she’s attentive and always available.
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Juan Carlos Parada profile picture
Juan Carlos Parada
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I’ve just completed my dental treatment with Dr. Christian Mehl, and the experience has been outstanding. The quality of care, expertise, and attention to detail provided by Dr. Mehl and his team are truly first class. Throughout the process, I was consistently impressed by their high professional standards and commitment to achieving the best possible outcome. Equally impressive is the entire team at Wimpole Street Dental Clinic. Everyone is friendly, efficient, welcoming, and highly professional, making every visit smooth and comfortable. I would highly recommend Dr. Mehl and the clinic to anyone looking for exceptional dental care. ⭐⭐⭐⭐⭐
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Tom Driscoll
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Great service
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Maya profile picture
Maya
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I cannot recommend this dental practice highly enough. Professor Mehl has provided an exceptional standard of care and professionalism, and I have been genuinely impressed by both his expertise and his approach to patient care. He is exceptionally kind, patient and reassuring, and completely non-judgemental. I have never felt embarrassed or uncomfortable discussing my dental hygiene, and he has always made me feel at ease. His positive and compassionate manner immediately puts you at ease, even if you are someone who feels anxious about dental treatment. What I particularly appreciate is the personal level of care he provides. He remembers me personally, greets me when I arrive and genuinely takes an interest in me as a patient. This makes such a difference and is something I have rarely experienced elsewhere. I am currently saving towards an implant, and Professor Mehl went above and beyond by building a temporary tooth. I was incredibly touched by this gesture and it is a wonderful example of the kindness and consideration he shows his patients. He is also exceptionally skilled, even the injections were completely painless, which is something I have never experienced with another dentist! I would also like to mention Jennifer (dental therapist) who is absolutely wonderful. She gave me an incredibly thorough deep clean, yet somehow managed to make the entire experience completely comfortable and pain-free. She did an exceptional job, and I was so impressed with the care and attention to detail she showed throughout. Jennifer is also incredibly warm and personable, her smile genuinely brightens the room. Like Professor Mehl, she remembers me personally, which makes every visit feel welcoming and reassuring rather than clinical. I am extremely grateful for the care I have received from the whole team. Professor Mehl and Jennifer combine exceptional professionalism and expertise with genuine kindness and compassion. It is clear that they truly care about their patients, and I would wholeheartedly recommend this practice to anyone looking for outstanding dental care.
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WW C
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I was on vacation in London, and a crown came off during my first full day there. I was literally 4,000 miles from home, and, as luck would have it, I was near the Wimpole Street Dental Clinic. The receptionist could see the panic on my face when I walked through the door. He calmed me down by assuring me that he would make sure I got fixed up right away. Soon after, I saw the dentist. He was excellent. Fixed me up in no time. I was able to enjoy the rest of my bucket-list trip without worrying about my teeth! I can't thank them enough! If you have dental needs, I highly recommend stopping in! Here's a pic of me with the doc and his staff after they fixed my crown—such a great group of people.
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Emily O'Dwyer profile picture
Emily O'Dwyer
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Really friendly dentist. My daughter needed some fillings and we’re really pleased with the results - they are invisible and it wasn’t painful

Why choose us

Why patients choose us for root canal treatment

  • Specialist-led care from highly trained endodontists and restorative dentists.
  • Microscope-enhanced accuracy to locate and clean every canal.
  • Pain-free procedures supported by advanced local anaesthesia and sedation.
  • Treatment in line with British and German Society of Endodontics guidelines.
  • Seamless integration between endodontic and restorative expertise.
A Treatment Room At The Clinic

Costs

Root canal costs

Transparent pricing by tooth type and complexity, confirmed with a full assessment at your consultation.

  • New patient consultation £240
  • Emergency appointment to relieve pain £300
  • Front tooth From £1,300
  • Premolar From £1,400
  • Molar From £1,500
  • Retreatment From £1,350
  • Review £150
  • Medication change and review £250

New patient consultation £240. Your dentist will confirm the exact cost after your consultation.

FAQs

Common questions about root canal, answered clearly and honestly.

Contact us
How long does an endodontic consultation and treatment take?
Root canal therapy can be lengthy, depending on the tooth and the number of canals involved. After your initial consultation, your dentist or specialist endodontist will give a clear estimate based on the complexity of your case. Most procedures take between 60 and 120 minutes, and many can be completed in a single visit.
What is the difference between an endodontist and a dentist?
An endodontist is a specialist dentist who has completed an additional two to three years of postgraduate training in endodontics, the diagnosis and treatment of dental pulp conditions. They focus on root canal treatment and complex cases that general dentists may refer. All our endodontists are registered with the General Dental Council.
Do root canals hurt?
Thanks to modern techniques and local anaesthesia, root canal treatment is virtually pain-free. The discomfort most people associate with root canals comes from the infection itself, not the procedure. We ensure every patient feels relaxed and comfortable, using sedation where necessary. Mild sensitivity for a few days afterwards is normal, but severe pain is very rare.
How do I know if I need a root canal?
Root canal treatment is needed when the pulp inside the tooth becomes infected or inflamed. Common signs include persistent pain, swelling, sensitivity to hot or cold, or a dental abscess. X-rays do not always reveal the cause, so clinical symptoms such as tenderness are often more reliable. During your consultation, we assess your condition with digital imaging to determine the right treatment.
What is a root canal filling?
A root canal filling seals the cleaned and disinfected canal space with a durable, biocompatible material called gutta-percha. This prevents bacteria from re-entering the canal. Once the canals are sealed, we usually recommend a crown or partial crown to restore the tooth's strength, function and appearance.
Can you eat after a root canal?
Wait until the local anaesthetic has fully worn off before eating, to avoid biting your cheek or tongue. Soft foods are best for the first 24 hours, and it helps to chew on the opposite side until any tenderness settles. If you have significant discomfort when eating afterwards, contact the clinic for advice.
Can a root canal fail or need to be redone?
Occasionally a tooth becomes reinfected due to complex anatomy or micro-leakage. In these cases, retreatment can clean and reseal the canals. Our specialists use advanced imaging, microscope guidance and precise instrumentation to achieve excellent success rates even in challenging cases.
What happens if I delay root canal treatment?
Delaying treatment allows the infection to spread into the surrounding bone, often leading to abscesses, swelling and eventual tooth extraction. In severe cases, untreated infection can affect general health. Early treatment prevents complications and increases the likelihood of saving your natural tooth.
How long do treated teeth last after a root canal?
With proper care and restoration, a root canal-treated tooth can last a lifetime. A protective crown is essential to reinforce the tooth structure. Regular check-ups and good oral hygiene help ensure the long-term stability of your treatment.
Is root canal treatment safe?
Yes. Modern root canal therapy is one of the most reliable and well-researched treatments in dentistry. When performed by an experienced endodontist, success rates exceed 90 percent. We use sterile protocols, digital imaging and advanced instrumentation to ensure safety and precision at every step.

Find us

Visit our Marylebone clinic

38 Queen Anne Street, Marylebone, London W1G 8HZ. A short walk from Bond Street and Oxford Circus.

Address
38 Queen Anne Street, Marylebone, London W1G 8HZ
Opening hours
Monday to Thursday 9am to 6pm
Friday 9am to 5.30pm

38 Queen Anne Street, Marylebone, London W1G 8HZ

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The reception and waiting area at the clinic

Save your natural tooth

Book a consultation with our endodontic team for a clear assessment and precise, comfortable root canal treatment.

Page history

How this page has been reviewed and kept up to date.

  • 9 November 2025Content updated.
  • 20 October 2023New page design.
  • 30 August 2021Page first published.
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