Prof. Masato Ohmi Profile

Prof. Masato Ohmi

at Osaka Univ

SPIE Involvement:

Author

Publications (30)

Proceedings Article | 7 March 2022 Poster

In vivo observation of allergic dermatitis of the animal model by optical coherence tomography

Masato Ohmi, Yuki Yoshida, Yoken Son, Kohji Abe

Proceedings Volume 11934, 119340K (2022) https://doi.org/10.1117/12.2609181

KEYWORDS: Optical coherence tomography, Animal model studies, In vivo imaging, Skin, Inflammation, Tomography, Capillaries, Tissue optics, Pathogens, Magnesium

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Proceedings Article | 17 February 2017 Paper

High frame-rate en face optical coherence tomography system using KTN optical beam deflector

Masato Ohmi, Yusuke Shinya, Tadayuki Imai, Seiji Toyoda, Junya Kobayashi, Tadashi Sakamoto

Proceedings Volume 10053, 100532L (2017) https://doi.org/10.1117/12.2251044

KEYWORDS: Optical coherence tomography, Data acquisition, Imaging systems, Crystals, Laser crystals, Mirrors, Signal detection, 3D image processing, Polarization, Electrons

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SPIE Journal Paper | 6 October 2015 Open Access

Nondestructive observation of teeth post core-space using optical coherence tomography: comparison with microcomputed tomography and live images

Takuya Minamino, Atsushi Mine, Mariko Matsumoto, Yoshihiko Sugawa, Tomoshige Kabetani, Mami Higashi, Asuka Kawaguchi, Masato Ohmi, Kunio Awazu, Hirofumi Yatani

JBO, Vol. 20, Issue 10, 107001, (October 2015) https://doi.org/10.1117/12.10.1117/1.JBO.20.10.107001

KEYWORDS: Optical coherence tomography, Teeth, X-ray computed tomography, Interfaces, Nondestructive evaluation, X-rays, Video, Cements, Microcomputed tomography, Adhesives

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Proceedings Article | 2 March 2015 Paper

Precise measurement of instantaneous volume of eccrine sweat gland in mental sweating by optical coherence tomography

Yoshihiko Sugawa, Akihiro Fukuda, Masato Ohmi

Proceedings Volume 9312, 931235 (2015) https://doi.org/10.1117/12.2076865

KEYWORDS: Optical coherence tomography, Image processing, Skin, In vivo imaging, 3D image processing, Health sciences, Medicine, Diagnostics, Natural surfaces, Nerve

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Proceedings Article | 4 March 2014 Paper

Dynamic analysis of mental sweating of eccrine sweat glands for various sound stimulus by optical coherence tomography

Masato Ohmi, Yuki Wada, Yoshihiko Sugawa

Proceedings Volume 8934, 89343D (2014) https://doi.org/10.1117/12.2037464

KEYWORDS: Optical coherence tomography, Data acquisition, Image analysis, Nerve, In vivo imaging, Health sciences, Medicine, Ophthalmology, Skin, Natural surfaces

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Proceedings Article | 20 March 2013 Paper

Simultaneous measurement of the sweating dynamics of a few tens of eccrine sweat glands by optical coherence tomography

Masato Ohmi, Yuki Wada

Proceedings Volume 8571, 85712N (2013) https://doi.org/10.1117/12.2001785

KEYWORDS: Optical coherence tomography, Nerve, Data acquisition, Image analysis, Diagnostics, Skin, Health sciences, Medicine, Retina, Ophthalmology

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Proceedings Article | 30 January 2012 Paper

Improvement of coherence length in a 200-kHz swept light source equipped with a KTN deflector

Shogo Yagi, Kazunori Naganuma, Tadayuki Imai, Yasuo Shibata, Jun Miyazu, Masahiro Ueno, Yuuichi Okabe, Yuzo Sasaki, Kazuo Fujiura, Masahiro Sasaura, Kazutoshi Kato, Masato Ohmi, Masamitsu Haruna

Proceedings Volume 8213, 821333 (2012) https://doi.org/10.1117/12.908210

KEYWORDS: Crystals, Light sources, Optical coherence tomography, Optical filters, Electro optics, Coherence (optics), Refractive index, Electrodes, Point spread functions, Data acquisition

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Proceedings Article | 30 January 2012 Paper

Dynamic analysis of mental sweating and the peripheral vessels for the activity of the autonomic nervous system by optical coherence tomography

Masato Ohmi, Daisuke Takada, Yuki Wada, Masamitsu Haruna

Proceedings Volume 8213, 82133E (2012) https://doi.org/10.1117/12.907568

KEYWORDS: Optical coherence tomography, Blood circulation, Nerve, Nervous system, Arteries, Skin, Heart, Reflection, Control systems, Health sciences

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Proceedings Article | 18 May 2011 Paper

Dynamic analysis for mental sweating of a group of eccrin sweat glands on a human fingertip by optical coherence tomography

Masato Ohmi, Motomu Tanigawa, Yuki Wada, Masamitsu Haruna

Proceedings Volume 7753, 775371 (2011) https://doi.org/10.1117/12.884831

KEYWORDS: Optical coherence tomography, Nerve, Skin, 3D image processing, In vivo imaging, Reflection, Image resolution, Health sciences, Medicine, Ophthalmology

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Proceedings Article | 12 February 2011 Paper

Dynamic analysis of a small artery of a human finger by optical coherence tomography

Mitsuo Kuwabara, Natsuki Takahashi, Daisuke Takada, Masato Ohmi, Masamitsu Haruna

Proceedings Volume 7889, 78892Z (2011) https://doi.org/10.1117/12.873718

KEYWORDS: Arteries, Optical coherence tomography, Blood circulation, Nerve, Skin, Physiology, Control systems, In vivo imaging, Glasses, Defense and security

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Proceedings Article | 23 February 2010 Paper

Real-time OCT imaging of laser ablation of biological tissue

Masato Ohmi, Makoto Ohnishi, Daisuke Takada, Masamitsu Haruna

Proceedings Volume 7562, 756210 (2010) https://doi.org/10.1117/12.840866

KEYWORDS: Laser ablation, Optical coherence tomography, Laser tissue interaction, Tissues, Real time imaging, YAG lasers, Teeth, Thermal effects, Mirrors, Fiber optics

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Proceedings Article | 20 February 2010 Paper

Dynamic analysis of mental sweating by optical coherence tomography

Masato Ohmi, Motomu Tanigawa, Hiroyuki Saigusa, Akihiro Yamada, Yoshihiro Ueda, Masamitsu Haruna

Proceedings Volume 7554, 75542M (2010) https://doi.org/10.1117/12.840859

KEYWORDS: Optical coherence tomography, Nerve, Signal detection, Skin, Reflection, Stereoscopy, Diagnostics, Coherence (optics), 3D image processing, In vivo imaging

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Proceedings Article | 26 November 2009 Paper

Progress of OCT and its applications

Masato Ohmi, Masamitsu Haruna

Proceedings Volume 7506, 750609 (2009) https://doi.org/10.1117/12.837566

KEYWORDS: Optical coherence tomography, Arteries, Skin, Veins, In vivo imaging, Nerve, Collagen, Physiology, Reflection, Natural surfaces

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Proceedings Article | 5 October 2009 Paper

Dynamic analysis of laser ablation of biological tissue by real-time imaging of optical coherence tomography

Masato Ohmi, Makoto Ohnishi, Daisuke Takada, Masamitsu Haruna

Proceedings Volume 7503, 75034Z (2009) https://doi.org/10.1117/12.834999

KEYWORDS: Laser ablation, Optical coherence tomography, Laser tissue interaction, Tissues, Real time imaging, YAG lasers, Biological research, Teeth, Thermal effects, Mirrors

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Proceedings Article | 20 February 2009 Paper

Maximum intensity projection imaging for dynamic analysis of mental sweating by optical coherence tomography

Hiroyuki Saigusa, Yoshihiro Ueda, Masato Ohmi, Makoto Ohnishi, Mitsuo Kuwabara, Masamitsu Haruna

Proceedings Volume 7168, 71682D (2009) https://doi.org/10.1117/12.807781

KEYWORDS: Optical coherence tomography, Nerve, 3D image processing, Skin, In vivo imaging, Volume rendering, Reflection, Stereoscopy, Quantitative analysis, 3D microstructuring

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Proceedings Article | 12 February 2009 Paper

Dynamic analysis of laser ablation of biological tissue using a real-time OCT

Makoto Ohnishi, Daisuke Takada, Masato Ohmi, Masamitsu Haruna

Proceedings Volume 7175, 717513 (2009) https://doi.org/10.1117/12.808351

KEYWORDS: Laser ablation, Optical coherence tomography, Laser tissue interaction, Biological research, Tissue optics, Teeth, Tissues, YAG lasers, Mirrors, Camera shutters

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SPIE Journal Paper | 1 January 2009 Open Access

Dynamic analysis of internal and external mental sweating by optical coherence tomography

Masato Ohmi, Motomu Tanigawa, Akihiro Yamada, Yoshihiro Ueda, Masamitsu Haruna

JBO, Vol. 14, Issue 01, 014026, (January 2009) https://doi.org/10.1117/12.10.1117/1.3079808

KEYWORDS: Optical coherence tomography, Skin, Nerve, Reflection, Signal detection, Biological research, In vivo imaging, Medicine, Health sciences, Spatial resolution

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Proceedings Article | 16 May 2008 Paper

Maximum-intensity-projection images for dynamic analysis of mental sweating by optical coherence tomography

Hiroyuki Saigusa, Yoshihiro Ueda, Akihiro Yamada, Masato Ohmi, Masamitsu Haruna

Proceedings Volume 7004, 70040V (2008) https://doi.org/10.1117/12.785313

KEYWORDS: Optical coherence tomography, Image analysis, Nerve, Skin, Data acquisition, 3D image processing, Diagnostics, Image resolution, Reflection, Photonics

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Proceedings Article | 18 February 2008 Paper

Dynamic analysis of eccrin sweat glands on human fingertips by optical coherence tomography

Masamitsu Haruna, Masato Ohmi, Yoshihiro Ueda, Akihiro Yamada, Hiroyuki Saigusa

Proceedings Volume 6847, 68471Y (2008) https://doi.org/10.1117/12.760878

KEYWORDS: Optical coherence tomography, Skin, Nerve, Reflection, Diagnostics, Physiology, Coherence (optics), Fiber optics, Ferroelectric materials, Modulators

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Proceedings Article | 8 January 2008 Paper

Dynamic OCT for physiological functions of micro organs in human fingers

Masamitsu Haruna, Masato Ohmi, Yoshihiro Ueda, Toshie Fuji, Akihiro Yamada, Hiroyuki Saigusa, Mitsuo Kuwabara

Proceedings Volume 6826, 682603 (2008) https://doi.org/10.1117/12.754644

KEYWORDS: Optical coherence tomography, Veins, Nerve, Skin, Ferroelectric materials, Diagnostics, Modulators, Reflection, Blood circulation, Single mode fibers

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Proceedings Article | 7 February 2007 Paper

Dynamic OCT of mentally stress-induced sweating in sweat glands of the human finger tip

Masato Ohmi, Yoshihiro Ueda, Masamitsu Haruna

Proceedings Volume 6429, 64292S (2007) https://doi.org/10.1117/12.698989

KEYWORDS: Optical coherence tomography, Skin, Ferroelectric materials, Modulators, In vivo imaging, Natural surfaces, Tissues, Fiber optics, Tissue optics, Data acquisition

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Proceedings Article | 20 February 2006 Paper

Dynamic OCT of sweat glands of human finger tip

Masamitsu Haruna, Yoshihiro Ueda, Masato Ohmi, Toshie Fuji

Proceedings Volume 6079, 60790R (2006) https://doi.org/10.1117/12.644457

KEYWORDS: Optical coherence tomography, Ferroelectric materials, Data acquisition, Skin, Modulators, Imaging systems, Fiber optics, Coherence (optics), Tissues, Tissue optics

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Proceedings Article | 23 May 2005 Paper

Influence of wavelength dependence of fiber-optic directional-coupler inferometers on optical coherence tomography

Masato Ohmi, Ryo Yamazaki, Akihiro Kakimoto, Ryuji Usui, Aritaka Ohno, Noboru Uehara, Masamitsu Haruna

Proceedings Volume 5855, (2005) https://doi.org/10.1117/12.623253

KEYWORDS: Optical coherence tomography, Fiber optics, Fiber couplers, Directional couplers, Interferometers, Light sources, Fiber optics tests, Pulsed laser operation, Fiber lasers, Lamps

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Proceedings Article | 25 April 2005 Paper

Novel optical fingerprint sensor utilizing optical characteristics of skin tissue under fingerprints

Akihide Shiratsuki, Emiko Sano, Masahiro Shikai, Toshiro Nakashima, T. Takashima, Masato Ohmi, Masamitsu Haruna

Proceedings Volume 5686, (2005) https://doi.org/10.1117/12.590110

KEYWORDS: Sensors, Tissue optics, Skin, Optical coherence tomography, Natural surfaces, Transmittance, Glasses, Light emitting diodes, Tissues, Fiber optics

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Proceedings Article | 9 July 2001 Paper

In-situ tomographic observation of tissue surface during laser ablation

Masamitsu Haruna, Ryuh Konoshita, Masato Ohmi, Naomi Kunizawa, Mayumi Miyachi

Proceedings Volume 4257, (2001) https://doi.org/10.1117/12.434717

KEYWORDS: Laser ablation, Optical coherence tomography, Laser tissue interaction, Tissues, Natural surfaces, Pulsed laser operation, Tomography, Teeth, Light sources, Ultraviolet radiation

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Proceedings Article | 23 May 2001 Paper

Optical reflection tomography along the geometrical thickness

Masato Ohmi, Koji Yoden, Masamitsu Haruna

Proceedings Volume 4251, (2001) https://doi.org/10.1117/12.427874

KEYWORDS: Optical coherence tomography, CRTs, Confocal optics, Ultrasound reflection tomography, Tissue optics, Tomography, Geometrical optics, Reflection, Glasses, Interferometers

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Proceedings Article | 9 November 2000 Paper

Optical tomography along the geometrical thickness by combination of coherence-gate and confocal imagings

M. Ohmi

Proceedings Volume 4185, 41854M (2000) https://doi.org/10.1117/12.2302309

KEYWORDS: Tomography, Optical coherence tomography, Confocal microscopy, Confocal optics, Optical tomography, Coherence imaging, Tissue optics, Interferometers, Coherence (optics), Reflection

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Proceedings Article | 28 April 2000 Paper

Detection of phase transition of a biological membrane by precise refractive-index measurement based on low-coherence interferometry

Masamitsu Haruna, Koji Yoden, Masato Ohmi, Akitoshi Seiyama

Proceedings Volume 3915, (2000) https://doi.org/10.1117/12.384155

KEYWORDS: Temperature metrology, Interferometry, Glasses, In vivo imaging, Interferometers, Aluminum, Liquids, Signal detection, Intestine, Reflection

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Proceedings Article | 19 April 2000 Paper

Calcium detection of human hair and nail by the nanosecond time-gated spectroscopy of laser-ablation plume

Masamitsu Haruna, Masato Ohmi, Mitsuo Nakamura, Shigeto Morimoto

Proceedings Volume 3917, (2000) https://doi.org/10.1117/12.382719

KEYWORDS: Calcium, Laser ablation, Pulsed laser operation, Luminescence, Laser tissue interaction, Spectroscopy, Laser spectroscopy, Ultraviolet radiation, Sodium, Tissue optics

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Proceedings Article | 7 May 1999 Paper

Practical measurement system for determination of refractive index and thickness using low-coherence interferometry

Hideki Maruyama, Shogo Inoue, Masato Ohmi, Keita Ihara, Shoji Nakagawa, Masamitsu Haruna

Proceedings Volume 3740, (1999) https://doi.org/10.1117/12.347811

KEYWORDS: Refractive index, Interferometers, Interferometry, Signal detection, Glasses, Computing systems, Dispersion, Polymers, Mirrors, Crystals

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Showing 5 of 30 publications

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