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What Is a Root Canal Treatment and Why Might I Need One?

24 / 08 / 2026

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What is a root canal Abbey Mead Tavistock

What Is a Root Canal Treatment and Why Might I Need One?

A root canal treatment can help save a tooth that has become infected or badly damaged.

Many people feel nervous when they hear the words “root canal”. However, modern root canal treatment is a routine procedure. It can relieve pain, remove infection and help you keep your natural tooth.

At Abbey Mead Dental & Implant Clinic, we take the time to explain your treatment and make sure you feel comfortable throughout your visit.

What is a root canal treatment?

Inside every tooth is a soft area called the dental pulp. It contains nerves and blood vessels.

If bacteria reach the pulp, it can become inflamed or infected. This can happen because of tooth decay, a crack or damage to the tooth.

A root canal treatment removes the infected or damaged pulp from inside the tooth. The dentist then cleans and disinfects the root canals before sealing the tooth.

This helps prevent the infection from spreading.

Root Canal Treatment on a model

Why might I need a root canal treatment?

grinding PAIN

There are several reasons why a tooth may need root canal treatment.

Common causes include:

  • Deep tooth decay
  • A cracked or damaged tooth
  • Trauma or an injury
  • Repeated dental treatment on the same tooth
  • An infection inside the tooth

Sometimes, the infection develops without causing obvious symptoms. This is why regular dental examinations are important.

What are the symptoms of an infected tooth?

An infected tooth does not always cause pain. However, there are some common warning signs to look out for.

You may experience:

  • Toothache or persistent pain
  • Increased sensitivity to hot or cold
  • Pain when biting or chewing
  • Swelling around the tooth
  • Tender or swollen gums
  • A bad taste in your mouth
  • A small spot or abscess on the gum
  • Darkening or discolouration of the tooth

If you notice these symptoms, arrange a dental examination. An infection will not usually resolve by itself.

Tooth with root canal instruments inside

What happens during root canal treatment?

Your dentist will first assess the tooth. They may take dental X-rays to check the roots and surrounding bone.

If root canal treatment is recommended, the tooth is carefully numbed. Your dentist then creates a small opening in the tooth.

The infected pulp is removed. The root canals are cleaned and shaped. They are then filled and sealed to prevent bacteria from entering again.

In many cases, the tooth will need a suitable restoration afterwards. This helps protect the tooth and restore its function.

Does root canal treatment hurt?

This is one of the most common questions about root canal treatment.

With modern techniques and effective local anaesthetic, the procedure should not be painful. Your dentist will make sure the area is thoroughly numb before treatment begins.

The tooth may feel tender for a few days afterwards. This is usually manageable with appropriate aftercare.

Why save a natural tooth?

Man having dental check up

When possible, keeping your natural tooth is usually the preferred option.

A successful root canal treatment can allow you to keep the tooth rather than having it removed. It also allows you to continue biting and chewing normally.

Without treatment, an infected tooth may become more painful. The infection can also cause an abscess and may eventually lead to tooth loss.

Root canal treatment can therefore be an important way to protect your oral health and preserve your natural smile.

How long does a root canal treatment take?

Treatment time depends on the tooth and the complexity of the root canals.

Some teeth can be treated relatively quickly. Others may require more than one appointment.

Your dentist will explain what is involved before treatment begins and discuss the most appropriate option for your individual needs.

Root canal treatment at Abbey Mead Dental & Implant Clinic

If you have tooth pain, sensitivity or concerns about an infected tooth, our team at Abbey Mead Dental & Implant Clinic can assess the problem and explain your options.

We understand that dental treatment can feel daunting. Our priority is to provide clear advice and comfortable, personalised care.

If you think you may need a root canal treatment, don’t ignore the symptoms. Early assessment can help prevent the problem from becoming more serious.

Contact Abbey Mead Dental & Implant Clinic to arrange an appointment and find out how we can help protect your natural tooth.

Abbey Mead Dental & Implant Clinic in Tavistock
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