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Serial extraction
When the children's teeth are shaking, many people could often hear the following words 'Grandma tied my tooth to a doorknob with a thread and slammed the door, then the tooth came out'. The parents...
View ArticleHow to keep good oral health (1) -- effective tooth brushing
Although lots of patients do oral care typically after meals, they have the result of caries and periodontal diseases. They often complain to me about this result.“You have brushed teeth, but missed...
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Tooth decay: characteristic morphology of cavity
Many persons assume that a tooth restoration always results in a larger cavity, but it is wrong.It’s hard to know that the real volume of a decay is larger than what is seen, which is the feature of...
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These are not needles
Don't be frightened of these syringes. Their tips are blunt and can't penetrate your skin.Most people fear to see doctor, and one of the reasons is being frightened of injection. This experience of...
View ArticleA routine follow-up
It is windy and becomes colder today. I see the bamboo leafs in front of my house blowing in the wind. I hear the cold north wind howling at the corner of the house. Although the sun has ever shone at...
View ArticleRemoving a tooth
The sun was out today. It was warmer than yesterday.In the afternoon, a patient with the third molar being sensitive to cold came to see me. It had a large decay at the buccal cervical area, and was...
View ArticleNew Year's Eve
It is extremely cold and dry. My hygrometer shows that the relative humidity is 55% which is unusual in Taiwan. The weather in Taiwan is usually humid.Yesterday was Sunday and tomorrow will be New...
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Dental cusp anomaly
Recently, I have seen an abnormality of cusp at a mandibular deciduous second molar. But, I do not know what its name is.There are several kinds of dental cusp anomalies such as Talon cusp, central...
View ArticleDental floss-holding devices
"How often had I better clean my teeth with dental floss a day?" a patient asked me the question. It really touched me because there are quite few people being used to floss every day and he wanted to...
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Toden Arakawa Line in Tokyo
This amusing bus is a streetcar of Toden Arakawa Line (とでんあらかわせん 都電荒川線), the only remaining light rail system in Tokyo. It makes a 12.2 km trip in 50 minutes between the terminals at Minowabashi...
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Why are my child's incisors so large?
「Doctor, why are my child's incisors so large?」Many parents have the question about the children's new incisors.The development and eruption of teeth is special and different from the growth mode of...
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Premolars with 3 roots
The pictures show a patient has premolars with 3 roots after calculus removal. Most premolars have one root and fewer ones have two roots. The most proportion of premolars which have two roots, being...
View ArticleFood impaction
Recently I saw several patients who suffered from painful swelling gum because of food impaction (food debris being hit into interdental embrasure). They said that they had flossed to remove the...
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