年別の研究成果
年別の研究成果
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2022
Displacement detection with sub-pixel accuracy and high spatial resolution using deep learning
Yamamoto, M. & Yoshizawa, S., 2022 1月, In: Journal of Medical Ultrasonics. 49, 1, p. 3-15 13 p.研究成果: Article › 査読
2 被引用数 (Scopus) -
Quantitative analysis of heat-source estimation of high-intensity focused ultrasound using thermal strain imaging
Obara, N., Umemura, S. I. & Yoshizawa, S., 2022 7月 1, In: Japanese journal of applied physics. 61, SG, SG1062.研究成果: Article › 査読
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2021
Analysis of tissue displacement induced by high-intensity focused ultrasound exposure for coagulation monitoring
Yamamoto, M. & Yoshizawa, S., 2021 4月, In: Japanese journal of applied physics. 60, 4, 040903.研究成果: Article › 査読
1 被引用数 (Scopus) -
Comparison between thermal strain and acoustic radiation force imaging methods for estimation of heat source distribution of high-intensity focused ultrasound
Obara, N., Umemura, S. I. & Yoshizawa, S., 2021 7月, In: Japanese journal of applied physics. 60, SD, SDDE04.研究成果: Article › 査読
2 被引用数 (Scopus) -
Effect of difference in shear modulus of biological tissue on heat source distribution of high-intensity focused ultrasound estimated by acoustic radiation force imaging
Yabata, H., Umemura, S. I. & Yoshizawa, S., 2021 7月, In: Japanese journal of applied physics. 60, SDDE23.研究成果: Article › 査読
1 被引用数 (Scopus) -
Effect of focal spot scanning method in agarose gel and chicken breast on heating efficiency in cavitation-enhanced ultrasonic heating
Ueda, K., Ito, S., Umemura, S. I. & Yoshizawa, S., 2021 7月, In: Japanese journal of applied physics. 60, SDDE13.研究成果: Article › 査読
1 被引用数 (Scopus) -
Effect of ultrasonic intensity and intervals of ultrasonic exposure on efficiency of sonochemiluminescence in gel phantom for sonodynamic therapy
Tsukahara, K., Umemura, S. I. & Yoshizawa, S., 2021 7月, In: Japanese journal of applied physics. 60, SDDE12.研究成果: Article › 査読
3 被引用数 (Scopus) -
Effects from correction of speed of sound in transmit and receive beamforming using focus beam
Nagaoka, R., Yoshizawa, S., Umemura, S. I. & Hasegawa, H., 2021 7月, In: Japanese journal of applied physics. 60, SDDE19.研究成果: Article › 査読
4 被引用数 (Scopus) -
Investigation of feasibility of noise suppression method for cavitation-enhanced high-intensity focused ultrasound treatment
Takagi, R., Koseki, Y., Yoshizawa, S. & Umemura, S., 2021 7月, In: Ultrasonics. 114, 106394.研究成果: Article › 査読
Open Access6 被引用数 (Scopus) -
2020
Effect of shear wave propagation on estimation of heating distribution by high-intensity focused ultrasound using acoustic radiation force imaging
Yabata, H., Umemura, S. I. & Yoshizawa, S., 2020 7月 1, In: Japanese journal of applied physics. 59, SK, SKKE19.研究成果: Article › 査読
5 被引用数 (Scopus) -
Experimental investigation of effect of ultrasonic duty cycle on generation of reactive oxygen species for highly efficient sonodynamic treatment
Tsukahara, K., Umemura, S. I. & Yoshizawa, S., 2020 7月 1, In: Japanese journal of applied physics. 59, SKKE08.研究成果: Article › 査読
4 被引用数 (Scopus) -
Ultrasound imaging of cavitation using triplet pulse sequence in bubble-enhanced ultrasonic heating
Shiozaki, I., Umemura, S. I. & Yoshizawa, S., 2020 7月 1, In: Japanese journal of applied physics. 59, SK, SKKE05.研究成果: Article › 査読
4 被引用数 (Scopus) -
Ultrasound Sub-pixel Motion-tracking Method with Out-of-plane Motion Detection for Precise Vascular Imaging
Yoshikawa, H., Yamamoto, T., Tanaka, T., Kawabata, K. I., Yoshizawa, S. & Umemura, S. I., 2020 3月, In: Ultrasound in Medicine and Biology. 46, 3, p. 782-795 14 p.研究成果: Article › 査読
Open Access4 被引用数 (Scopus) -
2019
Blood flow imaging using singular value decomposition filter during high-intensity focused ultrasound exposure
Ikeda, H., Yoshizawa, S., Maeda, M., Umemura, S. & Saijo, Y., 2019, In: Japanese journal of applied physics. 58, SG, SGGE15.研究成果: Article › 査読
9 被引用数 (Scopus) -
Effect of inter-focal distance and interval time in focus scanning of high-intensity focused ultrasound on efficiency of reactive oxygen generation
Mashiko, D., Umemura, S. I. & Yoshizawa, S., 2019, In: Japanese journal of applied physics. 58, SG, SGGE04.研究成果: Article › 査読
4 被引用数 (Scopus) -
Sonodynamic therapy with anticancer micelles and high-intensity focused ultrasound in treatment of canine cancer
Horise, Y., Maeda, M., Konishi, Y., Okamoto, J., Ikuta, S., Okamoto, Y., Ishii, H., Yoshizawa, S., Umemura, S., Ueyama, T., Tamano, S., Sofuni, A., Takemae, K., Masamune, K., Iseki, H., Nishiyama, N., Kataoka, K. & Muragaki, Y., 2019, In: Frontiers in Pharmacology. 10, MAY, 545.研究成果: Article › 査読
Open Access31 被引用数 (Scopus) -
Treatment of twin-reversed arterial perfusion sequence using high-intensity focused ultrasound
Seo, K., Ichizuka, K., Okai, T., Dohi, S., Nakamura, M., Hasegawa, J., Matsuoka, R., Yoshizawa, S., Umemura, S. I., Nagatsuka, M. & Sekizawa, A., 2019 7月, In: Ultrasound in Obstetrics and Gynecology. 54, 1, p. 128-134 7 p.研究成果: Article › 査読
Open Access19 被引用数 (Scopus) -
2018
Basic study of improvement of axial resolution and suppression of time side lobe by phase-corrected Wiener filtering in photoacoustic tomography
Nagaoka, R., Yoshizawa, S., Umemura, S. & Saijo, Y., 2018 7月, In: Japanese journal of applied physics. 57, 7, 07LD11.研究成果: Article › 査読
9 被引用数 (Scopus) -
Cavitation-threshold Determination and Rheological-parameters Estimation of Albumin-stabilized Nanobubbles
Lafond, M., Watanabe, A., Yoshizawa, S., Umemura, S. I. & Tachibana, K., 2018 12月 1, In: Scientific reports. 8, 1, 7472.研究成果: Article › 査読
Open Access15 被引用数 (Scopus) -
Effect of annular focusing of ultrasound on rate of stone erosion using cavitation bubbles
Yura, T., Lafond, M., Yoshizawa, S. & Umemura, S. I., 2018 7月, In: Japanese journal of applied physics. 57, 7, 07LB18.研究成果: Article › 査読
2 被引用数 (Scopus) -
Effect of scanning the focus on generating cavitation bubbles and reactive oxygen species by using trigger high-intensity focused ultrasound sequence
Nishitaka, S., Mashiko, D., Yoshizawa, S. & Umemura, S. I., 2018 7月, In: Japanese journal of applied physics. 57, 7, 07LF25.研究成果: Article › 査読
11 被引用数 (Scopus) -
Estimation of sonodynamic treatment region with sonochemiluminescence in gel phantom
Mashiko, D., Nishitaka, S., Iwasaki, R., Lafond, M., Yoshizawa, S. & Umemura, S. I., 2018 7月, In: Japanese journal of applied physics. 57, 7, 07LF13.研究成果: Article › 査読
8 被引用数 (Scopus) -
Quantitative measurement of ultrasonic pressure field using combination of optical phase contrast and nonlinear acoustic holography methods
Nakamura, T., Iwasaki, R., Yoshizawa, S. & Umemura, S. I., 2018 7月, In: Japanese journal of applied physics. 57, 7, 07LB13.研究成果: Article › 査読
6 被引用数 (Scopus) -
Selective detection of cavitation bubbles by triplet pulse sequence in high-intensity focused ultrasound treatment
Iwasaki, R., Nagaoka, R., Yoshizawa, S. & Umemura, S. I., 2018 7月, In: Japanese journal of applied physics. 57, 7, 07LF12.研究成果: Article › 査読
8 被引用数 (Scopus) -
Singular value decomposition of received ultrasound signal to separate tissue, blood flow, and cavitation signals
Ikeda, H., Nagaoka, R., Lafond, M., Yoshizawa, S., Iwasaki, R., Maeda, M., Umemura, S. & Saijo, Y., 2018 7月, In: Japanese journal of applied physics. 57, 7, 07LF04.研究成果: Article › 査読
14 被引用数 (Scopus) -
Visualization of murine lymph vessels using photoacoustic imaging with contrast agents
Nagaoka, R., Tabata, T., Yoshizawa, S., Umemura, S. I. & Saijo, Y., 2018 3月, In: Photoacoustics. 9, p. 39-48 10 p.研究成果: Article › 査読
Open Access17 被引用数 (Scopus) -
2017
Basic study on ultrasonic monitoring using 1.5-dimensional ultrasound phased array for ultrasound-guided high-intensity focused ultrasound treatment
Takagi, R., Iwasaki, R., Tomiyasu, K., Yoshizawa, S. & Umemura, S. I., 2017 7月, In: Japanese journal of applied physics. 56, 7, 07JF22.研究成果: Article › 査読
6 被引用数 (Scopus) -
Control of treatment size in cavitation-enhanced high-intensity focused ultrasound using radio-frequency echo signals
Tomiyasu, K., Takagi, R., Iwasaki, R., Yoshizawa, S. & Umemura, S. I., 2017 7月, In: Japanese journal of applied physics. 56, 7, 07JF28.研究成果: Article › 査読
7 被引用数 (Scopus) -
Development of Real-Time 3-D Photoacoustic Imaging System Employing Spherically Curved Array Transducer
Nagaoka, R., Tabata, T., Takagi, R., Yoshizawa, S., Umemura, S. & Saijo, Y., 2017 8月, In: IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control. 64, 8, p. 1223-1233 11 p., 7954694.研究成果: Article › 査読
9 被引用数 (Scopus) -
Multifunctional pulse generator for high-intensity focused ultrasound system
Tamano, S., Yoshizawa, S. & Umemura, S. I., 2017 7月, In: Japanese journal of applied physics. 56, 7, 07JF21.研究成果: Article › 査読
5 被引用数 (Scopus) -
Prediction of thermal coagulation from the instantaneous strain distribution induced by high-intensity focused ultrasound
Iwasaki, R., Takagi, R., Tomiyasu, K., Yoshizawa, S. & Umemura, S. I., 2017 7月, In: Japanese journal of applied physics. 56, 7, 07JF23.研究成果: Article › 査読
9 被引用数 (Scopus) -
Simulation of optical propagation based on wave optics for phase retrieval in shadowgraph of ultrasonic field
Hanayama, H., Nakamura, T., Takagi, R., Yoshizawa, S. & Umemura, S. I., 2017 7月, In: Japanese journal of applied physics. 56, 7, 07JC13.研究成果: Article › 査読
6 被引用数 (Scopus) -
Simultaneous observation of cavitation bubbles generated in biological tissue by high-speed optical and acoustic imaging methods
Suzuki, K., Iwasaki, R., Takagi, R., Yoshizawa, S. & Umemura, S. I., 2017 7月, In: Japanese journal of applied physics. 56, 7, 07JF27.研究成果: Article › 査読
8 被引用数 (Scopus) -
Sonodynamic Therapy Based on Combined Use of Low Dose Administration of Epirubicin-Incorporating Drug Delivery System and Focused Ultrasound
Maeda, M., Muragaki, Y., Okamoto, J., Yoshizawa, S., Abe, N., Nakamoto, H., Ishii, H., Kawabata, K., Umemura, S., Nishiyama, N., Kataoka, K. & Iseki, H., 2017 10月, In: Ultrasound in Medicine and Biology. 43, 10, p. 2295-2301 7 p.研究成果: Article › 査読
21 被引用数 (Scopus) -
2016
Acceleration of lithotripsy using cavitation bubbles induced by second-harmonic superimposition
Osuga, M., Yasuda, J., Jimbo, H., Yoshizawa, S. & Umemura, S. I., 2016 7月, In: Japanese journal of applied physics. 55, 7, 07KF18.研究成果: Article › 査読
5 被引用数 (Scopus) -
Advantage of annular focus generation by sector-vortex array in cavitation-enhanced high-intensity focused ultrasound treatment
Jimbo, H., Takagi, R., Taguchi, K., Yoshizawa, S. & Umemura, S. I., 2016 7月, In: Japanese journal of applied physics. 55, 7, 07KF19.研究成果: Article › 査読
12 被引用数 (Scopus) -
Detection of tissue coagulation by decorrelation of ultrasonic echo signals in cavitation-enhanced high-intensity focused ultrasound treatment
Yoshizawa, S., Matsuura, K., Takagi, R., Yamamoto, M. & Umemura, S. I., 2016, In: Journal of Therapeutic Ultrasound. 4, 1, 15.研究成果: Article › 査読
19 被引用数 (Scopus) -
Efficient generation of cavitation bubbles and reactive oxygen species using triggered high-intensity focused ultrasound sequence for sonodynamic treatment
Yasuda, J., Yoshizawa, S. & Umemura, S. I., 2016 7月, In: Japanese journal of applied physics. 55, 7, 07KF24.研究成果: Article › 査読
18 被引用数 (Scopus) -
Feasibility of real-time treatment feedback using novel filter for eliminating therapeutic ultrasound noise with high-speed ultrasonic imaging in ultrasound-guided high-intensity focused ultrasound treatment
Takagi, R., Jimbo, H., Iwasaki, R., Tomiyasu, K., Yoshizawa, S. & Umemura, S. I., 2016 7月, In: Japanese journal of applied physics. 55, 7, 07KC10.研究成果: Article › 査読
16 被引用数 (Scopus) -
Improvement of high-voltage staircase drive circuit waveform for high-intensity therapeutic ultrasound
Tamano, S., Jimbo, H., Azuma, T., Yoshizawa, S., Fujiwara, K., Itani, K. & Umemura, S. I., 2016 7月, In: Japanese journal of applied physics. 55, 7, 07KF17.研究成果: Article › 査読
7 被引用数 (Scopus) -
Monitoring of high-intensity focused ultrasound treatment by shear wave elastography induced by two-dimensional-array therapeutic transducer
Iwasaki, R., Takagi, R., Nagaoka, R., Jimbo, H., Yoshizawa, S., Saijo, Y. & Umemura, S. I., 2016 7月, In: Japanese journal of applied physics. 55, 7, 07KF05.研究成果: Article › 査読
17 被引用数 (Scopus) -
Quantitative measurement of ultrasound pressure field by optical phase contrast method and acoustic holography
Oyama, S., Yasuda, J., Hanayama, H., Yoshizawa, S. & Umemura, S. I., 2016 7月, In: Japanese journal of applied physics. 55, 7, 07KB09.研究成果: Article › 査読
12 被引用数 (Scopus) -
Study on cavitation behavior during high-intensity focused ultrasound exposure by using optical and ultrasonic imaging
Taguchi, K., Takagi, R., Yasuda, J., Yoshizawa, S. & Umemura, S. I., 2016 7月, In: Japanese journal of applied physics. 55, 7, 07KF22.研究成果: Article › 査読
16 被引用数 (Scopus) -
Study on heavy matching layer transducer towards producing second harmonics
Zaini, Z., Osuga, M., Jimbo, H., Yasuda, J., Takagi, R., Yoshizawa, S. & Umemura, S. I., 2016 7月, In: Japanese journal of applied physics. 55, 7, 07KF15.研究成果: Article › 査読
4 被引用数 (Scopus) -
2015
Basic study of intrinsic elastography: Relationship between tissue stiffness and propagation velocity of deformation induced by pulsatile flow
Nagaoka, R., Iwasaki, R., Arakawa, M., Kobayashi, K., Yoshizawa, S., Umemura, S. I. & Saijo, Y., 2015 7月 1, In: Japanese journal of applied physics. 54, 7, 07HF08.研究成果: Article › 査読
21 被引用数 (Scopus) -
Effect of controlled offset of focal position in cavitation-enhanced high-intensity focused ultrasound treatment
Goto, K., Takagi, R., Miyashita, T., Jimbo, H., Yoshizawa, S. & Umemura, S. I., 2015 7月 1, In: Japanese journal of applied physics. 54, 7, 07HF12.研究成果: Article › 査読
22 被引用数 (Scopus) -
Effects of cavitation-enhanced heating in high-intensity focused ultrasound treatment on shear wave imaging
Iwasaki, R., Nagaoka, R., Takagi, R., Goto, K., Yoshizawa, S., Saijo, Y. & Umemura, S. I., 2015 7月 1, In: Japanese journal of applied physics. 54, 7, 07HF11.研究成果: Article › 査読
18 被引用数 (Scopus) -
Elimination of therapeutic ultrasound noise from pre-beamformed RF data in ultrasound imaging for ultrasound-guided high-intensity focused ultrasound treatment
Takagi, R., Goto, K., Jimbo, H., Matsuura, K., Iwasaki, R., Umemura, S. I. & Yoshizawa, S., 2015 7月 1, In: Japanese journal of applied physics. 54, 7, 07HD10.研究成果: Article › 査読
19 被引用数 (Scopus) -
Measurement of regional pulse-wave velocity using spatial compound imaging of the common carotid artery in vivo
Nagaoka, R., Masuno, G., Kobayashi, K., Yoshizawa, S., Umemura, S. & Saijo, Y., 2015, In: Ultrasonics. 55, 1, p. 92-103 12 p.研究成果: Article › 査読
36 被引用数 (Scopus) -
Quantitative assessment of reactive oxygen sonochemically generated by cavitation bubbles
Yasuda, J., Miyashita, T., Taguchi, K., Yoshizawa, S. & Umemura, S. I., 2015 7月 1, In: Japanese journal of applied physics. 54, 7, 07HF21.研究成果: Article › 査読
18 被引用数 (Scopus)