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How long does a root canal take?



A dentist talks to a woman in a beige sweater seated in a dental chair. Dental tools are visible, with a calm atmosphere in the clinic.

If you’ve been told you need a root canal, you might be wondering how long does a root canal take and how long does a root canal take to heal. Root canal treatment has a reputation for being lengthy and uncomfortable, but thanks to modern techniques and advanced technology, it is now a straightforward, efficient, and relatively pain-free procedure.

 

At Rumney Endodontics, our expert endodontists specialise in performing precise and effective root canal treatments. In this guide, we’ll explain how long the procedure takes, what to expect during recovery, and why prompt treatment is essential for preserving your natural teeth.

 

How long does a root canal take?

The time required for a root canal depends on several factors, including the complexity of the case, the location of the tooth, and the severity of the infection. However, in most cases, the procedure takes between 60 and 90 minutes per session. Some root canals can be completed in a single appointment, while others may require two visits to ensure thorough cleaning and sealing of the tooth.

 

Factors that can affect the duration of a root canal include:

  • The type of tooth being treated – Front teeth (incisors and canines) typically have one root and can often be treated in a single visit, while molars, which have multiple roots, may take longer.

  • The extent of the infection or damage – If the infection is severe or has spread into surrounding tissue, additional cleaning and disinfection may be required.

  • The presence of existing dental work – Teeth with previous root canal treatment or large restorations may require more time to treat.


We use state-of-the-art clinical microscopes to enhance precision, ensuring that treatment is completed as efficiently and comfortably as possible.

 

What happens during a root canal?

To understand how long a root canal takes, it helps to know what happens during the procedure. A typical root canal involves:


  1. Diagnosis and preparation – Your endodontist will examine the affected tooth, take X-rays to assess the extent of the infection, and apply a local anaesthetic to ensure the procedure is pain-free.

  2. Cleaning and shaping the root canals – The infected pulp inside the tooth is carefully removed, and the root canals are cleaned, shaped, and disinfected to eliminate bacteria.

  3. Filling and sealing the canals – Once cleaned, the canals are filled with a biocompatible material to prevent reinfection.

  4. Restoring the tooth – A temporary or permanent filling is placed, and in most cases, a dental crown is recommended to protect the tooth and restore function.


For straightforward cases, this process can be completed in one visit, but if the infection is more complex, your endodontist may place a temporary filling and schedule a second appointment to ensure the tooth is fully disinfected before sealing.

 

How long does a root canal take to heal?

After a root canal, most patients experience mild discomfort or sensitivity for a few days, but full healing can take a few weeks. The good news is that root canal recovery is usually smooth, and you can return to normal activities almost immediately.

 

Here’s what to expect during the healing process:

  • First 24-48 hours – You may experience slight soreness, particularly when chewing. This can be managed with over-the-counter pain relief such as ibuprofen or paracetamol.

  • First week – Any residual discomfort should gradually subside. Avoid chewing on the treated tooth until it has been fully restored with a permanent filling or crown.

  • Two to four weeks – Most patients feel completely normal, and the tooth should be fully functional again. If a crown is required, your dentist in Cardiff will fit it during this period to provide long-term protection.


In rare cases, mild swelling or lingering pain may persist. If you experience severe pain, swelling, or a return of symptoms, it’s important to contact your endodontist for further evaluation.

 

Why prompt treatment matters

If you’ve been advised that you need a root canal, delaying treatment can lead to further complications, including:

  • The spread of infection, potentially affecting surrounding teeth and gums.

  • The risk of tooth loss, requiring more extensive (and costly) restorative procedures such as dental implants.

  • Increased pain and swelling, making future treatment more complex.


By booking your root canal at Rumney Endodontics, you ensure expert care in a modern and comfortable environment. Our team uses the latest endodontic techniques to ensure minimal discomfort, a quick procedure, and an efficient healing process.

 

Book your root canal appointment today

If you’ve been searching for how long does a root canal take or how long does a root canal take to heal, you now have a clear understanding of what to expect. Root canal treatment is a highly effective way to save a damaged tooth and prevent further complications.

 

At Rumney Endodontics, we offer specialist endodontic care in Cardiff, helping patients restore their oral health with expert root canal treatment. Whether you need an emergency appointment or routine endodontic care, we are here to help. Book an appointment now to get started.

 
 
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