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A root canal is a procedure to remove infection from deep inside your tooth, to stop it from getting worse, and ultimately save it.
An infected tooth can be caused by deep tooth decay, cracked or chipped teeth, or trauma, which creates an opening for bacteria to enter.
Signs of infection can include:

An infected tooth can be caused by deep tooth decay, cracked or chipped teeth, or trauma, which creates an opening for bacteria to enter.
Signs of infection can include:

If you're experiencing symptoms related to an infection, your dentist will check for:

If you're experiencing symptoms related to an infection, your dentist will check for:

The visible part of your tooth is called the crown, and the part below the gum is the root. Inside the tooth is the root canal system, filled with dental pulp, which nourishes and hydrates the tooth and senses temperature.
When the pulp becomes infected, it can cause pain, especially when eating or drinking. If untreated, the pulp may die, and the infection. Root canal infections won't go away on their own, and antibiotics cannot treat them. Your dentist will advise you on what is best for you and your smile.


The visible part of your tooth is called the crown, and the part below the gum is the root. Inside the tooth is the root canal system, filled with dental pulp, which nourishes and hydrates the tooth and senses temperature.
When the pulp becomes infected, it can cause pain, especially when eating or drinking. If untreated, the pulp may die, and the infection. Root canal infections won't go away on their own, and antibiotics cannot treat them. Your dentist will advise you on what is best for you and your smile.
If your dentist recommends a root canal, they will examine your mouth, review your symptoms and medical history, and take x-rays to check the infection and root damage.
Treatment usually takes two appointments:

If your dentist recommends a root canal, they will examine your mouth, review your symptoms and medical history, and take x-rays to check the infection and root damage.
Treatment usually takes two appointments:

You can often prevent the need for a root canal by taking care of your teeth. Regular dental health check-ups at our Portman Smile Clinic Bicester practice can help your dentist spot any problems early, like damaged fillings or crowns, before they cause infection.
Tooth decay is a common cause of root canal infections. You can keep your teeth and gums healthy by brushing and flossing daily and limiting sugary or fizzy drinks.
If you are experiencing tooth pain, contact Portman Smile Clinic Bicester today to see if you require root canal treatment.

You can often prevent the need for a root canal by taking care of your teeth. Regular dental health check-ups at our Portman Smile Clinic Bicester practice can help your dentist spot any problems early, like damaged fillings or crowns, before they cause infection.
Tooth decay is a common cause of root canal infections. You can keep your teeth and gums healthy by brushing and flossing daily and limiting sugary or fizzy drinks.
If you are experiencing tooth pain, contact Portman Smile Clinic Bicester today to see if you require root canal treatment.

We are committed to providing high-quality patient care. See what our patients say about their experiences.
My experience with aligners at Portman Smile Clinic was great from start to finish. The treatment was much faster than I expected and the final result is perfect. I barely felt any pain at all, which really surprised me, as the aligners are very gentle and comfortable. The orthodontists were excellent and always made me feel at ease. The nurses were so kind and supportive, and the reception team was always friendly and helpful. You can really tell that the clinic is very well managed and that they care about their patients. I’m really happy with my smile now and I would 100% recommend Portman Smile Clinic to anyone looking for a smooth and positive orthodontic experience.
I had my aligner treatment at Portman Smile Clinic and I honestly couldn’t be happier with the result. The treatment was really quick and my tooth looks absolutely perfect now. I was a bit nervous at the beginning, but it was almost painless — the aligners were very comfortable and easy to get used to. All the orthodontists were amazing, very kind and professional, and they always explained everything clearly, which made me feel relaxed and confident. The whole team was lovely, from the reception staff to the nurses and management. Everyone was friendly, organised and welcoming every time I visited. I’m so happy I chose Portman Smile Clinic and I would definitely recommend it to anyone thinking about aligners, especially teenagers like me!
Excellent service and friendly staff. Great work on my son’s teeth alignment within 1 year. Very accommodating with rescheduling appointments. Thanks Portman Smile Clinic
If you have any questions about the treatments we offer, our location or general questions about your treatment, you can contact us in a number of ways.
Start your smile journey by getting in touch with our team. We’ll help you explore the treatments available and discuss what may be suitable for you and your smile.