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Showing posts from July, 2021

About Microplastics, Are Polluting the Oceans

Have you ever heard a voice from heaven?  ”In the future, you will not able to eat seafood. Because entire marine life has been contaminated by microplastics.”  Microplastics I am pessimistic that microplastics will become a serious environmental problem and will continue to exist for a long time, just like the global warming problem. Since the invention of plastic products, how long have we been using them? And can we suddenly stop using them? The answer is very simple. The microplastic problem will be a long-term battle for the man. As a dentist, I am made aware of microplastics problems when I see kinds of toothpaste that intentionally have microplastics added to them to characterize the product as a scrub. Damn the manufacturers for releasing this crap! The microplastics in toothpaste can trap in the gingival sulcus or periodontal pocket and cause inflammation. It's a shameful story, in Japan, toothpaste containing these microplastics are still being sold. They are not only use

My Thoughts on the Jakarta-Bandung High Speed Rail Project

Summary Through the implementation of national infrastructure projects, Indonesia and Japan hope to build a deep relationship of mutual trust, and in doing so, develop into a friendly nation forever in the future. Selamat siang. Apa kabar? Do you know this project between Indonesia and Japan? Many Japanese people were disappointed that Japan lost the competition. Unfortunately, it also resulted in a great deal of distrust on the part of Japan against the government of Indonesia. It is fair to say that Japan lost out to China, which has a clever diplomacy, but our disappointment was too great because Japan had hoped to accomplish this major project in cooperation with Indonesia. Deciding on a national project based solely on the amount of money? If a huge budget is needed for planning, it is natural to want to keep the amount low. This is because the national budget includes the taxes of the people.  Obviously, the reason why the Indonesian government chose China instead of Japan this

Japanese Dentists Get Poor Remuneration at an Endodontic Treatment

Last time, I wrote about root canal irrigation and its importance. After that, I wanted to write something else about root canal irrigation in Japan. I think, it seems that the step of root canal cleaning is not considered too important among Japanese dentists. It seems that a combination of it and sodium hypochlorite solution is still being used in Japan. The number of doctors who use EDTA as irrigants for root canal cleaning may still be in the minority. It just is said that we are still behind the global standard of endodontics. However, I feel that few doctors are interested in root canal treatment. I think one of the main reasons is the low remuneration for root canal treatment. For example, the above image is my clinical case of root canal obturation at #42 and then I got about 40$ a remuneration. I always wonder if the remuneration for root canal treatment is a little low. In Japan, we have national health insurance, which means that patients pay much less at the counter. Dear f

We Should Remind That the Importance of Root Canal Irrigation to Prevent Post-Endodontic Pain

Summary I think that the cause of post endodontic pain after root canal treatment is the extrusion of debris, not the mechanical damage by the files at the periapical tissues. The debris, in this case, means, which caused during root canal preparation procedures, dentin chips, pulp tissue, microorganisms. And I also think that it is very important that the irrigation of the root canal, especially in its apical third. The post endodontic pain after endodontic treatment, of course, we don’t like it. It is because the patient will be in pain.  Therefore, we are an effort to prevent occurring the post-endodontic pain after the root canal treatment. Post endodontic pain after the root canal treatment usually occurs from apically extruded debris, not the mechanical damage by the files. The debris stem from the root canal shaping procedure. In general, those were made of dentin chips, pulp tissue, microorganisms. If they extruded into periapical tissue, whatever the degree, we should assume t

AF F-One made by FANTA DENTAL.INC as superior NiTi files.

Summary AF F-One is very unique NiTi file and has superior properties.  For root canal treatment, I always use NiTi files to shaping root canal. Probably, you are the same too. Various NiTi files were produced by many companies. From them, we choose the best one for our style of endodontic treatment. I have a couple of favorite NiTi files. Now, I would like to introduce one of them to you. this image from the catalog of AF F-one. creative and very cute. AF F-ONE is a conventional, rotary motion NiTi file. For more information on this product, please ask the FANTA dental materials. As a dental practitioner, I will describe my impressions of the product, AF F-One. At first, this NiTi file is user-friendly. It is relatively inexpensive and not difficult to handle (easy to use) for the dentist. I think that if you routinely use some NiTi files for root canal treatment, you will like them immediately. One of my personal favorites is the ejection of the debris from root canal. They will come

Composite Resin Restorations Have Brought Us a Bright Future

One of my favorite treatments is Direct-bonding for the small defect in an anterior tooth by composite resin with an adhesive system. I prefer to preserve teeth rather than drilling or tooth extraction. Direct bonding which is based on operative dentistry is esthetic and constructive. Most importantly, patients are very glad of it. I think that is because not only there is no sense of losing a tooth but also there is a sense of recovering a tooth. The patient who comes to the dental clinic with the main complaint of a small chip in the anterior tooth, ordinary wants esthetic restoration. Now, we can make it as a dentist! This is not a superior case, conventional, not rare. Since this is not a case presentation, I will not explain the details. The following is a list of the dental materials and instruments I used. FineEtch37; SPIDENT as selective etching at the enamel Scotchbond Universal;3M ESPE as a bonding agent Filtek Supreme Ultra A2E, A3B;3M ESPE as composite resin OptraSculpt Pad

The Question I Don’t Want to Be Asked!

If you're a dentist, you speak English, right? It is generally believed that dentists are educated well in dental colleges. In Japan, yes. People think so. I don't know how it is in other countries. For now, I think a number of people consider dentists to be highly educated and capable of using English as a second language. Umm, I’m all for it! But at least, except me. :( I am Naohiro Tsukamoto a dental practitioner in the countryside of Japan. Almost all of the people who live in the neighborhood are Japanese. However, sometimes foreigners come to my dental clinic for treatment. Most of those patients are Vietnamese or Indonesians, and they do not speak English. On the other hand, I do not also speak Vietnamese or Indonesian. They come to Japan as language students, wonderfully, they can speak Japanese well. They must have studied Japanese very hard.  As a result, I did not experience any language difficulties during my treatment. All I had to do was speak Japanese as usual. S