7211 S Eastern Ave, Suite 110,
Las Vegas, NV 89119

Root Canals

If your dentist recommends a root canal, there’s no need to panic. Modern root canal therapy is a precisely controlled procedure that removes diseased tissue from inside a tooth, relieves discomfort, and preserves the tooth so you can keep your natural smile. With up-to-date instruments, effective anesthesia, and refinements in technique, many patients report a more comfortable experience than they anticipated.

At the office of Wonderful Smiles Dental we blend advanced clinical tools with thoughtful communication to make the process clear and manageable. Our team prioritizes patient comfort and informed decision-making so you understand why treatment is advised, what will happen during the visit, and how to protect the tooth afterward.

Keeping the real tooth: advantages of endodontic treatment

When the soft tissue inside a tooth (the pulp) becomes inflamed or infected, root canal therapy often offers the best chance to retain the natural tooth. Preserving the original tooth helps maintain proper chewing function, supports nearby teeth, and preserves the jawbone and facial contours in ways that prosthetic replacements cannot fully replicate.

Contemporary endodontic methods focus on thoroughly cleaning, shaping, and sealing the root canal system. Improvements in magnification, irrigation, and filling materials have raised success rates and extended the functional life of treated teeth. In many cases, a tooth treated today will remain stable and useful for many years.

Choosing timely root canal therapy frequently prevents the need for more invasive measures later on. After the canals are cleaned and sealed, the tooth is restored with a filling or crown to protect remaining structure and restore strength, allowing you to rely on that tooth as part of a healthy bite.

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What leads to pulp problems — and how to recognize them early

Inside each tooth lies the pulp, a small but important bundle of nerves and blood vessels that supports development and sensations. The pulp can become compromised through deep decay, repeated dental work, cracks that allow bacteria to enter, or traumatic injury. Once infected, the pulp cannot always heal on its own.

Not all sensitive or sore teeth require root canal treatment, but certain patterns of symptoms suggest that the pulp is involved and should be evaluated. Clinical testing combined with radiographs helps the dentist determine the health of the pulp and whether endodontic therapy is the most appropriate solution.

Paying attention to changes in how a tooth feels or looks allows earlier intervention. Prompt assessment can often spare additional damage and make treatment less complex than waiting until an infection spreads beyond the root tip.

  • Persistent or severe tooth pain

    Pain that lingers, worsens over time, or disrupts sleep can indicate pulp irritation or infection. Discomfort may be continuous or triggered by pressure or temperature changes.

  • Excess sensitivity to hot or cold

    A strong, lingering reaction to hot or cold foods and drinks—especially when it does not resolve quickly—can be a sign of inflammation inside the tooth.

  • Discomfort when biting

    Pain or tenderness when chewing, or pain produced by tapping the tooth gently, often points to internal inflammation or involvement of the supporting bone.

  • Color changes in the tooth

    A tooth that becomes noticeably darker than its neighbors can reflect internal changes after trauma or chronic pulp injury. While not definitive on its own, discoloration merits evaluation.

  • Visible cracks or large defects

    Fractures, chips, or extensive restorations can give bacteria a path to the pulp. Addressing damage early increases the likelihood of saving the tooth.

  • Swelling or drainage near the tooth

    Gum swelling, a small bump on the gum, or the presence of pus are signs that an infection may have extended beyond the root and needs timely attention.

  • Looseness of the tooth

    Advanced infection can weaken the bone that supports a tooth and cause it to feel mobile. Removing the source of infection can often halt progression and enable healing.

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Why acting soon changes the outcome

Some pulp problems produce obvious pain, while others develop quietly. Regular dental exams and diagnostic x-rays often reveal early signs—such as changes at the root tip—before symptoms become severe. Early detection typically allows for more conservative and predictable treatment.

Delaying care increases the chance that infection will spread to surrounding bone or soft tissues and can complicate treatment. Timely root canal therapy often stops infection at its source and reduces the need for surgical approaches or extraction.

Your clinician will explain the reasoning for recommending treatment and outline the timing and steps involved. Clear communication and a coordinated plan help protect your oral health and minimize the risk of future complications.

What to expect during a modern root canal procedure

Diagnosis begins with a focused exam and radiographs to map the internal anatomy and assess the extent of disease. Most root canal procedures are performed with local anesthesia so the tooth and surrounding tissues are numb and the patient remains comfortable throughout.

With magnification and precision instruments, the clinician removes the diseased pulp, disinfects the canals, and shapes the spaces to receive a stable filling material. Canals are then sealed with a biocompatible material to reduce the chance of reinfection. Many straightforward cases are completed in a single visit; more complex situations may be staged over two appointments.

For patients who experience anxiety, options such as nitrous oxide or other sedation methods can be arranged. After canal therapy, the tooth typically receives a buildup and a final restoration—often a crown—to restore strength and function.

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Healing well: care after treatment and long-term maintenance

Recovery after a root canal is generally straightforward. Mild soreness or tenderness in the treated area for a few days is common as tissues settle. Over-the-counter pain relievers are usually adequate, and your dentist will give clear instructions for managing any discomfort and protecting the tooth during healing.

Because a treated tooth can be more fragile than an untouched tooth, a durable final restoration is important. Placing a crown or equivalent restoration once healing is confirmed reduces the risk of fracture and helps the tooth function reliably for years.

With consistent home care, routine dental visits, and timely completion of recommended restorations, many root canal–treated teeth remain functional long-term. If you experience increasing pain, swelling, or other concerning signs after treatment, return to the office so the situation can be examined.

  • Numbness and brief precautions

    Anesthesia may leave the area numb for a short time. Avoid chewing on the treated side until sensation returns to prevent unintentional injury.

  • Managing expected discomfort

    Mild soreness as tissues heal is normal. If pain intensifies or fails to improve within several days, contact the dental team for guidance.

  • Follow medication directions

    Take any prescribed antibiotics or pain medications exactly as instructed to support healing and control infection.

  • Protect the temporary restoration

    While awaiting a permanent restoration, avoid very hard or sticky foods on the treated side to reduce the risk of damaging the temporary filling or tooth structure.

  • Keep up daily oral hygiene

    Continue gentle brushing and flossing around the area; good oral hygiene supports healing and helps prevent new problems.

  • Complete the recommended restoration

    Schedule the final restoration—such as a crown—so the tooth regains full strength and long-term protection.

Wonderful Smiles Dental is committed to combining technical expertise with patient-centered care so you can make informed choices about treatment. If you’re experiencing dental pain or have questions about a specific tooth, contact us to schedule an evaluation or to learn more about your treatment options.

Frequently Asked Questions

Why have a root canal procedure?

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A root canal procedure is the best way to save a tooth that has been damaged by decay or injury and preserve your natural smile. The alternative is an extraction and treatment to replace the tooth. While at times a tooth is non-restorable and an extraction is the only option, when possible, it’s best to try and save your natural tooth. With proper care, a tooth with root canal therapy can serve your smile well for many years to come.

Is a root canal procedure painful?

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Despite lingering myths from before the age of modern dental anesthesia and technology, having a root canal procedure today is as routine and comfortable as visiting the dentist for a filling. While the procedure is performed under local anesthesia with your tooth completely numbed, we can also discuss options in dental sedation.

Do I need to have a root canal procedure if I'm not in pain?

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Whether the symptoms of a dental infection subside after a course of antibiotics, a draining abscess provides you with some temporary pain relief, or a tooth with radiographic evidence of pathology has not yet developed symptoms, it’s essential, before an infection worsens or occurs, to have a root canal procedure performed. In this way, the tooth can be disinfected, filled, and sealed to protect your health and avoid further problems.

Do you offer emergency appointments?

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If you have sustained a dental injury, have a toothache, jaw pain, swelling, or are experiencing any other unusual and uncomfortable oral symptoms, contact our office immediately for care. Dental problems that have not been evaluated and treated can significantly worsen, producing more severe damage and consequences for the involved teeth, your oral health, and even your overall wellbeing. Once you get in touch with our office, our friendly and compassionate office team will get you in for care at your earliest convenience.

How long does a root canal procedure take?

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While some root canal procedures can be completed in one visit, others may involve 2 or 3 appointments. How long it takes depends on various factors, including active infection, the number of canals in the tooth, and the tooth’s location or anatomy.

How successful is root canal therapy?

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With a success rate that exceeds 95%, root canal therapy remains the most effective procedure to save a tooth in which the inner vital tissues have been damaged. However, as with all healthcare procedures, there are a small percentage of cases where the teeth become symptomatic a second time. The good news is that many of these teeth can still be saved with root canal retreatment or a minor surgical procedure known as an apicoectomy.

What's the best way to take care of my tooth after root canal therapy?

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The best ways to maintain a tooth with root canal therapy are to get the proper restoration required to rebuild and protect the tooth, maintain proper oral hygiene, and schedule appointments for routine dental checkups and care.

How much does root canal therapy cost, and does dental insurance cover it?

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Saving a tooth with root canal therapy is a wise investment that, in the long run, is typically less costly and invasive than having the tooth extracted and replaced with a fixed bridge or implant. As far as the exact cost of care, it can vary depending on which tooth is being treated. Many dental insurance plans provide coverage for root canal therapy. At the office of Wonderful Smiles Dental, we do our best to optimize your dental benefits and minimize your out-of-pocket expenses. Our staff will answer all your questions about the cost of care and discuss all your payment options.

Why choose the office of Wonderful Smiles Dental?

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At the office of Wonderful Smiles Dental, we use the latest technology and most effective methods of care to provide precise and gentle care. Our reputation for excellence is based upon a consistent record of achieving successful treatment outcomes while providing prompt, stress-free, and convenient treatment for every type of dental need.

What is a root canal and why might I need one?

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A root canal is a dental procedure that removes diseased or damaged pulp from inside a tooth, then cleans, disinfects, and seals the internal canals to prevent further infection. This treatment preserves the natural tooth structure and restores its function when the pulp has become irreversibly inflamed or necrotic. Maintaining the natural tooth whenever possible supports chewing efficiency, jaw stability, and overall oral health.

Patients typically need a root canal when deep decay, repeated dental procedures, trauma, or a crack has exposed or compromised the pulp tissue. Without treatment, the infection can spread to surrounding bone and soft tissues, potentially causing pain, swelling, or tooth loss. Root canal therapy is a conservative alternative to extraction when sufficient tooth structure and bone support remain.

How do I know if a tooth needs a root canal?

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Common signs that a tooth may require root canal therapy include persistent or severe toothache, heightened sensitivity to hot or cold that lingers after the stimulus is removed, and pain when biting or applying pressure. Other indicators can be visible tooth discoloration, swelling or tenderness of the surrounding gums, and the development of a draining sinus tract or abscess. Some teeth with pulp damage cause few or no symptoms and are detected on radiographs during a routine exam.

A dentist will evaluate your symptoms, perform a clinical exam, and take diagnostic X-rays to assess pulp health and surrounding bone. Tests may include percussion (tapping), thermal testing, and mobility assessment to determine the extent of damage. Prompt evaluation helps determine whether root canal therapy is the recommended course of action or whether another approach is more appropriate.

How is a root canal procedure performed?

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The procedure begins with local anesthesia to ensure the tooth and surrounding tissues are numb and comfortable. The dentist accesses the pulp chamber through the biting surface or an existing restoration, then removes the infected or damaged pulp, carefully cleans and shapes the internal canals, and disinfects the system before placing a biocompatible filling material to seal the canals.

Depending on the tooth’s complexity and the presence of an active infection, the treatment may be completed in a single visit or over two or more appointments to allow for medication placement or additional cleaning. After root canal therapy, the tooth typically requires a permanent restoration such as a crown to restore strength and protect it from fracture.

Is a root canal painful?

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Modern root canal therapy is performed under local anesthesia and is generally no more painful than receiving a routine filling for most patients. The goal of treatment is to remove the source of pain by eliminating inflamed or infected pulp tissue, which often results in immediate relief of the toothache that brought the patient in. Additional comfort measures, including dental sedation options, can be offered for patients who experience dental anxiety.

Some soreness or mild discomfort is common for a few days after the procedure as surrounding tissues heal, especially if there was preexisting infection or significant inflammation. Over-the-counter pain relievers and short-term prescription medications when indicated typically manage postoperative discomfort effectively.

How long does a root canal take and will I need multiple visits?

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The length of a root canal appointment depends on factors such as the tooth’s anatomy, the number of root canals, and whether infection is present. Many uncomplicated cases can be completed in a single visit that lasts about one to two hours, while more complex teeth or teeth with active infection may require two or more visits to achieve a thorough cleaning and disinfection.

Your dentist will discuss the expected timeline during diagnosis and explain whether interim medicaments or temporary restorations are needed between appointments. Treatment planning emphasizes completing the root canal efficiently while ensuring a high-quality seal and optimal long-term prognosis.

What are the risks and possible complications of root canal therapy?

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Like any medical procedure, root canal therapy carries some risks, which may include persistent infection if canals are not completely cleaned or if complex anatomy is missed. Other potential complications include instrument separation, perforation of the root, or a tooth that later requires retreatment or apical surgery if symptoms recur.

Careful diagnosis, use of modern instruments and techniques, and appropriate follow-up reduce the likelihood of complications. If retreatment or referral to an endodontic specialist is necessary, your dentist will explain the options and the rationale for the recommended approach.

What should I expect after my root canal procedure?

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Immediately following treatment, it is normal to experience some residual tenderness in the treated tooth and surrounding gum tissues as they recover from inflammation or infection. Numbness from local anesthesia typically wears off within a few hours, and most patients return to normal activities the same day with only mild discomfort for a few days.

Your dentist will provide specific aftercare instructions, recommend appropriate pain management, and explain the timing for placing a permanent crown or restoration. It is important to complete any prescribed antibiotics when indicated and to return for follow-up visits to confirm healing and finalize the permanent restoration.

How should I care for my tooth after root canal treatment?

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After root canal therapy, maintain your usual oral hygiene routine of brushing twice daily and flossing once daily, being gentle around the treated tooth until the final restoration is in place. Avoid hard, sticky, or very chewy foods on the treated tooth until your dentist places a permanent crown or filling to prevent fracture of the vulnerable tooth structure.

Attend the follow-up appointment to have the definitive restoration placed, since a crown or appropriate restoration helps protect the tooth and restore full function. Regular dental exams and radiographs as recommended will help monitor the treated tooth and ensure long-term success.

Are there alternatives to root canal therapy?

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The primary alternatives to root canal therapy are extraction of the tooth or monitoring the tooth if symptoms are minimal and the case is deemed stable, though monitoring is rarely recommended when infection is present. Extraction eliminates the source of infection but creates a gap that may require a replacement option such as an implant, bridge, or removable prosthesis to restore function and prevent shifting of adjacent teeth.

Choosing between root canal therapy and extraction depends on factors such as the tooth’s restorability, bone support, overall oral health, and the patient’s preferences. Your dentist will explain the pros and cons of each option and help determine a treatment plan that preserves health and function whenever feasible.

How does Wonderful Smiles Dental ensure patient comfort and successful outcomes?

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The team at Wonderful Smiles Dental emphasizes careful diagnosis, the use of modern instruments and sterilization techniques, and individualized treatment planning to promote predictable results and reduce complications. They offer effective local anesthesia, and when appropriate, dental sedation options to minimize anxiety and ensure a comfortable treatment experience for patients of all ages.

Follow-up care and clear communication are part of the practice’s approach, with instructions for postoperative care and scheduling of definitive restorations to protect the treated tooth. If concerns arise after treatment, patients are encouraged to contact the practice promptly so the team can assess healing and provide timely intervention when needed.

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