Switzerland the Zürich exhibition
http://www.pidental.ch/
product feature
- The laser toothbrush ¡°Dr. M¡± is the world¡¯s first semiconductor medical toothbrush that utilizes low-level laser therapy (LLLT). - This medical device treats dentin hypersensitivity (shooting tooth pain) and alleviates toothaches with its safe, low-level, semiconductor laser that works directly on the affected part of the mouth. (Clinical studies are complete.)
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