Root canal treatment

When a large cavity in a tooth reaches the nerve chamber, or in some cases when a tooth breaks, root canal treatment may be required. In order to save the tooth the Smiles Centre team take great care to painlessly clean and fill infected tooth canals with the most up to date rotary systems, before adding a filling material to seal them.

Within every tooth is a nerve chamber and a blood supply in the root canal. In a healthy tooth, these nerves will be alive. Front teeth will normally have one root holding them in the jaw bone, but back teeth can have two, three or four.

If a large cavity in a tooth reaches the nerve chamber, or if a tooth breaks, bacteria can cause the nerves to die. The root canals can become infected and an abscess may form beneath the root(s) of the tooth, in the jawbone. Pain may occur at any time during this process, and the infection can spread.

Treatment is usually carried out over one or two visits to Smiles Centre. The purpose of the treatment is to remove the bacteria or dying tissue from inside the tooth and to clean and disinfect the root canals. This is achieved by making a small hole through the tooth into the nerve chamber, locating and measuring the root canals, then cleaning and widening them using fine instruments. Local anaesthetic is used throughout the procedure to avoid any discomfort.

To aid the instrumentation of these intricate channels to the tooth, magnification may be used and if possible, the tooth will usually be isolated to keep the area dry and clear.

Once clean, the canals are filled to seal them off from re-infection. In most cases, infections will start to heal at this point.

Most patients only experience mild discomfort following treatment, but it is common to experience none at all.

Patient Reviews

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The biggest compliment we receive is when our patients refer their friends and family to Smiles Centre. In fact, we have built much of our practice on these valued, trusted recommendations over the years. Read our reviews to hear why our patients are recommending us…

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Patient reviews

636 Reviews

5.0

22nd May 2026

From angel on reception to the ease that Kate explained the plan of action my expectations were met above and beyond with a smile from the team at smiles. 5☆

21st May 2026

Everyone was so helpfull, and Dragi completely put me at ease .and my further treatment was explained to me in details, which I found helpfull.

16th May 2026

Lovely staff

15th May 2026

feel very relaxed and have never felt any pain during treatment ,staff are nice and friendly.

14th May 2026

The staff are polite. Make you feel at home and welcome. The practice is clean and tidy made me feel at ease as I am very nervous about the dentist

14th May 2026

Highly satisfied with my dental work with Kate she is amazing and very patient with me.Kate is also very professional and always makes me feel at ease.

13th May 2026

The staff always have time to listen.

13th May 2026

I'm a very nervous patient due to bad experience with school dentist and he made me so at ease and comfortable absolutely wonderful man

9th May 2026

iI have always had a phobia relating to dentists(i.e. scared). The dentist who saw me took this on board and treated me with great respect and made the visit bearable. This was the same dentist who had previously spent an hour repairing my front tooth, again with great consideration for which I am very grateful.

8th May 2026

A warm & friendly welcome as soon as I entered the practice. Waiting time was minimal. Dental nurses are all friendly & polite. My dentist has a great chair side manor. They both always put me at ease. From being someone that dreaded just going into the dentist, this practice & Dental team have made my fear far more manageable.

8th May 2026

Staff are so friendly and informative. Made my daughter feel very comfortable despite her being quite shy. Reception staff were great when it came to booking the next appointments in.

1st May 2026

The staff are all friendly and very helpful. You never have to wait long and if they are behind they tell you when you arrive and how long it will be. The dentist always explains what she is doing next and I find that helps alot

29th April 2026

I am a nervous patient and all members of the clinical staff are amazing

25th April 2026

Afraid of dentist made me feel at ease and explain all of my options

17th April 2026

Everyone is so helpful and polite, you are made to feel at ease, with no need to worry about any treatment

11th April 2026

Micheal is a great dentist and he is very experienced and does everything in his power to help without need super expensive treatments. This gives us the opportunity to save up to get the best treatments done in the future.Micheal also listen to our concerns properly. The place is fairly clean and the waiting times very short.

MR

mike riley

Smiles is great to keep your teeth tip top condition.

2nd April 2026

Kate makes me feel so at ease as I’m a very nervous patient. She’s very funny, but I miss Chelsea.

1st April 2026

All the staff are so kind and friendly. The dentist was reassuring and gentle and the dental nurse was so supportive.

28th March 2026

Chris is a fantastic dentist So friendly and explained everything he was doing.

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