There are many types of toothbrushes. The most commonly used ones are ordinary toothbrushes, but those with better financial conditions may choose sonic toothbrushes and automatic toothbrushes. To use these toothbrushes, you should first understand their instructions, and they are more convenient for cleaning teeth. Sonic toothbrushes use sonic vibrations to drive the bristles up and down to clean the teeth, which can effectively clean the oral cavity. The working principles of most electric toothbrushes on the market can be roughly divided into two types. One is the more traditional mechanical type: using a motor to achieve a high-speed rotation effect to clean every part of the mouth; the other is the most popular sonic type. Many people have cognitive misunderstandings about "sonic electric toothbrushes", believing that their working principle is to brush teeth with "sonic waves". But in fact, a sonic toothbrush uses the vibration frequency of sound waves to drive the bristles to move up and down quickly to clean the mouth. Nowadays, sonic electric toothbrushes are products that major brands are competing to produce, and their prices are often much higher than those of mechanical electric toothbrushes. This is not only because of the material and manufacturing process of the sonic electric toothbrush, but also because of its high-speed vibration frequency, which can even reach 20,000 to 60,000 times per minute, while a mechanical electric toothbrush can only rotate 7,000 to 9,000 times per minute. However, this type of vibration is frequent but slight, with a smaller amplitude than a mechanical electric toothbrush. Therefore, for some stubborn stains on the surface of teeth, a mechanical electric toothbrush will have a stronger cleaning effect than a sonic one. However, our oral cavity is a very fragile tissue. Even the soft-bristled brush head commonly used in electric toothbrushes will still increase the probability of tooth wear under strong massage and brushing. Therefore, although mechanical electric toothbrushes are powerful and have strong cleaning power, too much is as bad as too little. Excessive brushing force will often invisibly hurt the gums, damage the tooth enamel, and cause tooth sensitivity. On the other hand, although the vibration amplitude of the sonic electric toothbrush is extremely slight, it is not easy to hurt the oral cavity during long-term use, and the sonic vibration frequency can also generate water impact to clean the gaps between teeth. Therefore, when choosing an electric toothbrush, it is best to choose according to your own circumstances. It is worth mentioning that if you are in the process of orthodontic treatment, have just undergone oral periodontal surgery, or have persistent and heavy bleeding from the gums, it is not recommended that you use an electric toothbrush, whether it is mechanical or sonic. Please follow the doctor's instructions and let the doctor give you the best advice. To sum up, if you do not have periodontal or gum problems and want to remove thick plaque on your teeth, a mechanical electric toothbrush is your best choice; but if your oral health is already very fragile and cannot be underestimated, a sonic electric toothbrush may be a safer choice. I hope everyone can choose the toothbrush that suits them best, take care of their oral health, eat better and stay healthy! |
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