医科，歯科用医療機器の開発

Nagai M, Takakuda K. Influence of number of dental autoclave treatment cycles on rotational performance of commercially available air-turbine handpieces. J Med Dent Sci. 2006 Jun; 53(2): 93-101. (PubMED,Link)

Yasukawa A, Hrui H, Koyama Y, Nagai M, Takakuda K. The effect of low reactive-level laser therapy (LLLT) with helium-neon laser on operative wound healing in a rat model. J Vet Med Sci. 2007 Aug; 69(8): 799-806. (PubMED, DOI)