Research field (2):
Biomaterials
, Biomedical engineering
Research keywords (4):
医用生体画像
, 光干渉断層像
, Medical and biological imaging
, Optical coherence tomography
Research theme for competitive and other funds (4):
2019 - 2023 超高速OCTを用いたOCTエラストグラフィーの研究開発
2013 - 2016 Functional analysis of the optic nerve with ultrahigh-speed OCT
2002 - 2009 SSG-DBR レーザーを用いたOFDR-OCTの開発
2002 - 2009 Development of OFDR-OCT using SSG-DBR laser
Papers (14):
Reiko Yoshimura, Dong-Hak Choi, Masahiro Fujimoto, Akihito Uji, Fumiko Hiwatashi, Kohji Ohbayashi. Dynamic optical coherence tomography imaging of the lacrimal passage with an extrinsic contrast agent. Biomedical Optics Express. 2019. 10. 3. 1482-1495
Donghak Choi, Reiko Yoshimura, Kohji Ohbayashi. Tuning of successively scanned two monolithic Vernier-tuned lasers and selective data sampling in optical comb swept source optical coherence tomography. Biomedical Optics Express. 2013. 4. 12. 2962-2987
Masaomi Ikeda, Kazumasa Matsumoto, Donghak Choi, Morihiro Nishi, Tetsuo Fujita, Kohji Ohbayashi, Kimiya Shimizu, Masatsugu Iwamura. The Impact of Real-Time 3D Imaging by Ultra-High Speed Optical Coherence Tomography with Urothelial Carcinoma. BMC Urology. 2013. 13:65. 65-65
D. Choi, H. Hiro-Oka, K. Shimizu, K. Ohbayashi. Spectral domain optical coherence tomography of multi-MHz A-scan rates at 1310 nm range and real-time 4D-display up to 41 volumes/second. Biomedical Optics Express. 2012. 3. 12. 3067-3086
Reiko Yoshimura, Dong-hak Choi, Masahiro Fujimoto, Akihito Uji, Fumiko Hiwatashi, Kohji Ohbayashi. Morphological diversity of lacrimal canaliculus observed by dynamic OCT with extrinsic contrast agent. Proceedings of SPIE. 2020. 11218. 112181T1-T5
Reiko Yoshimura, Dong-Hak Choi, Masahiro Fujimoto, Akihito Uji, Fumiko Hiwatashi, Koji Ohbayashi. Lacrimal canaliculus imaging by dynamic OCT using extrinsic contrast agent. Proceedings of SPIE. 2019. 10058. 100581H1-H6
Reiko Yoshimura, Dong-Hak Choi, Koji Ohbayashi. Speckle variance optical coherence tomography using an SS-OCT system and an extended k-sampling clock. Proceedings of SPIE. 2017. 10053. 100532P1-P8
Hisashi Yamada, Yasuo Niimura, Fumiko Hiwatashi, Dong-Hac Choi, Koji Ohbayashi. Enhancement of the depth range up to 13.8 mm with filtered external k-sampling-clock in an SS-OCT system using a reflective Fabry-Perot tunable laser. Proceedings of SPIE. 2013. 8571. 85710C1-C6
D. Choi, H. Hiro-oka, K. Shimizu, K. Ohbayashi. Optical amplification of the signal and sensitivity of the ultrafast spectral domain optical coherence tomography at an A-scan rate of 10MHz in a wavelength region of 1300nm. Proceedings of SPIE. 2012. 8213. 82131F1-F9