What is a reverse bite? What should I do when I have an overbite?

This is an automatically translated article.

The article was professionally consulted by Doctor Department of Medical Examination & Internal Medicine - Vinmec Hai Phong International General Hospital. Dr. Hien has more than 12 years of experience in the field of Odonto-Stomatology, especially in the treatment of dental pathology, orthodontics and dental prosthetics.

Overbite is also known as underbite, this is one of the serious malocclusions, not only causing cosmetic loss to the face but also causing obstacles in daily life and work. So what should we do when we have an overbite?

1. What is an overbite?

Overbite or underbite, plow face is a condition where the lower teeth are protruded too much compared to the standard. There are many causes of overbite such as congenital, external influences, genetic factors. Most cases of underbite are due to bad habits from an early age: thumb sucking, tongue pushing, pacifiers, lower front teeth erupting before upper front teeth, underdeveloped upper jaw bones, The lower jaw bone has grown too strong
Accordingly, an overbite due to teeth and an overbite due to bone are two forms of an overbite. Specifically:
Overbite due to teeth: Because the upper incisors grow later than the lower incisors or because children have a habit of sliding their jaws to the side in an unfavorable trend. When you have an overbite due to your teeth, you will see the group of incisors in front of the lower jaw protruding outward, covering the upper teeth. If not detected early and treated promptly, the upper jaw bone will be affected, causing a concave face, also known as a broken face. Backbite due to bone: Is a condition where the upper jaw bone is underdeveloped or the lower jaw bone is overdeveloped, or due to both of the above reasons. In addition, bone backbites are also caused by cleft palate defects ... This causes the maxillary bone to lack the size in the anteroposterior direction, making the upper incisors always stay inward compared to the lower incisors. .


Hình ảnh mô phỏng khớp cắn ngược
Hình ảnh mô phỏng khớp cắn ngược

2. Complications of reverse bite

Overbite causes complications on aesthetics as well as chewing activities of teeth... Specifically:
Loss of aesthetics: The biggest complication of an underbite is the loss of aesthetics, causing people to have joints. biting backwards, losing confidence, afraid to communicate. The austere, old, ugly face could be seen most clearly. Affects chewing: People with reverse bite can only eat and chew slowly to avoid the situation of teeth and lips collision causing bleeding or choking, affecting digestion. Obstructing daily life: Complications interfere with daily life, especially in hygiene and oral care. People with backward bite are very difficult to pronounce, even they can not speak standard English. In addition, the condition of the backbite also causes pathological complications such as intestinal disease, cardiovascular disease, migraine pain due to the affected temporomandibular joint. Because the reverse bite causes the chewing muscles to malfunction, so that the food that cannot be crushed has entered the stomach. Besides, tooth decay, gingivitis, gingivitis, ... are also unavoidable diseases when having a reverse bite.

3. How to treat overbite?

Depending on the status of the backbite as well as the finances of each person, there will be different treatment methods. Some commonly used overbite treatment methods are: surgery, porcelain crowns, braces.


Phẫu thuật là một trong ba phương pháp chính điều trị khớp căn ngược
Phẫu thuật là một trong ba phương pháp chính điều trị khớp căn ngược

3.1. Surgery Oral orthodontic surgery is an effective treatment for most cases of overbite, especially bone overbite.
Orthopedic surgery is a surgery to correct the jawbone with the aim of bringing the upper and lower jaw in harmony with each other, thereby changing the shape of the face, bringing harmony and improving facial aesthetics. and improve chewing function.
3.2. Porcelain crowns Not all cases of overbite can be covered with porcelain teeth. Porcelain veneers are only indicated in cases of slight dislocation due to teeth. Advantages of this method:
Quick recovery time, does not take too much time like braces. Improve the color and shape of teeth as desired. People who have yellow, dull, or underbite teeth should apply this method Achieve high aesthetics because porcelain teeth have the same color as real teeth The durability of porcelain teeth is up to 15 years and withstands eating forces chew 3-4 times bigger than real teeth. However, porcelain crowns need to be sharpened, but not more than 2mm and only suitable for light bites.

3.3. Braces Braces are suitable for all backbite conditions from mild to severe. People with this situation often choose braces because this method preserves the real teeth to the maximum extent. You will not need to grind your teeth like porcelain veneers, but you will still be able to adjust your bite to the right position.


Người bị khớp cắn ngược có thể sử dụng phương pháp niềng răng
Người bị khớp cắn ngược có thể sử dụng phương pháp niềng răng

All cases of misaligned teeth, people with misaligned teeth - including a reverse bite that makes the face lose its aesthetic appearance, can be treated by orthodontic methods. In fact, braces are a great invention, bringing great benefits to those who are struggling because of their unsatisfactory teeth.
Vinmec International General Hospital has applied a new generation of orthodontic braces to dental treatment to meet the increasing aesthetic needs of customers. When using the service package, customers will receive comprehensive oral care such as general dental examination, panoramic dental films, orthodontics using self-ligating metal brackets and tartar removal,... In addition, customers also receive 2 dental cleanings during the braces process, and a free retainer after half a year of braces to ensure the results of braces.
With a team of highly qualified specialists with many years of experience, the new generation of orthodontic braces can help you overcome crowded teeth and bring a bright smile to your jaw. desired teeth.

Please dial HOTLINE for more information or register for an appointment HERE. Download MyVinmec app to make appointments faster and to manage your bookings easily.

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