Ablation of demineralized dentin using a mid-infrared tunable nanosecond pulsed laser at 6 μm wavelength range for selective excavation of carious dentin. - Katsunori Ishii; Masayuki Saiki; Kazushi Yoshikawa; Kenzo Yasuo; Kazuyo Yamamoto; Kunio Awazu (EMBC, 2011)