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Root canal treatment

life science Maturity 11-13 Next article →

A root canal is a special way to save a tooth. Inside every tooth, there are tiny hollow spaces called pulp chambers and root canals. These spaces hold soft tissue called pulp, which contains nerves and blood vessels. Sometimes, germs get inside and cause an infection or an abscess. An abscess is a painful pocket of infection. If a cavity is too big for a normal filling, a dentist might use endodontic therapy. This treatment removes the sick pulp to stop the infection. It also protects the tooth from more germs in the future.

Blausen 0774 RootCanal
Blausen 0774 RootCanal

To start, the dentist must find the exact problem. They use many tests to check the tooth and the area around it. They might use an x-ray to see inside the tooth.

ZELLFAZE MN02 MP02 017
ZELLFAZE MN02 MP02 017

They may tap the tooth, which is called percussion, to see if it is tender. They might also shine a light through the tooth, called transillumination, to look for cracks. Once they know the problem, they make a small opening in the tooth's enamel. The dentist uses a rubber dam to keep the tooth dry and clean. This prevents saliva from bringing new germs into the tiny canals.

Dental root canal treatment process 5
Dental root canal treatment process 5

Next comes the cleaning part of the work. The dentist uses small, needle-shaped tools called files to clean out the soft tissue. These files can be moved by hand or by a small engine. The dentist also uses liquids called irrigants to kill germs and dissolve tissue. One common liquid used is sodium hypochlorite. After the canals are clean, the dentist must fill the empty spaces. They use a natural material called gutta-percha, which comes from the latex of the percha tree. This material is often used with a special cement to create a tight seal.

Root Canal Illustration Molar
Root Canal Illustration Molar

Doctors have used many different ways to clean these canals over time. In 1961, a man named Ingle developed a standardized technique. Later, many other methods were created to make the work more precise. Some methods, like the step-back technique, shape the canal in stages. Other newer ways use engine-driven tools to work more quickly. Since the year 2000, lidocaine has been a common medicine used to help with pain. This helps the patient stay comfortable while the dentist works.

An visual explanation of bad root canal therapy
An visual explanation of bad root canal therapy

Understanding a root canal helps you see how dentists protect your smile. It is a lot like fixing a pipe in a house. If a pipe gets clogged or dirty, you must clean it out and seal it up. The dentist cleans the inside of the tooth so it can stay strong. After the canals are filled with gutta-percha, a crown is often placed on top. A crown is a cap that covers the tooth and protects it from breaking. This way, the tooth can keep working just like a healthy one.

Periodontium
Periodontium
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🖼️ Images & Media (6)
File:Root Canal Illustration Molar.svg
Root Canal Illustration Molar.svg
File:Blausen 0774 RootCanal.png
Blausen 0774 RootCanal.png
File:Dental root canal treatment process 5.jpg
Dental root canal treatment process 5.jpg
File:ZELLFAZE MN02 MP02 017.JPG
ZELLFAZE MN02 MP02 017.JPG
File:An visual explanation of bad root canal therapy .png
An visual explanation of bad root canal...
File:Periodontium.svg
Periodontium.svg
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