Zobrazeno 1 - 10
of 51
pro vyhledávání: '"Kazuyuki Mizuhara"'
Publikováno v:
Earth, Planets and Space, Vol 72, Iss 1, Pp 1-8 (2020)
Abstract Several laboratory experimental studies of photoemission characteristics of rocks as they fracture have been conducted to elucidate the mechanism of earthquake lightning (EQL). In most of these studies, granite, which exhibits remarkable pho
Externí odkaz:
https://doaj.org/article/41c5eac5d07d409a9731c96dbb8e046f
Autor:
Tetsushi, Habe, Tomokazu, Numano, Hisao, Nishijo, Yudai, Iwama, Kouichi, Takamoto, Daiki, Ito, Kazuyuki, Mizuhara, Kaito, Osada, Midori, Kanai
Publikováno v:
Magnetic Resonance Imaging. 92:133-139
This study aimed to analyze the time-course of the physical properties of the psoas major muscle (PM) before and after exercise using magnetic resonance elastography (MRE). Muscle stiffness is one of the important properties associated with muscle fu
Autor:
Hisao Nishijo, Tomokazu Numano, Kazuyuki Mizuhara, Daiki Ito, Tetsushi Habe, Takamichi Ueki, Kouichi Takamoto, Keisuke Igarashi
Publikováno v:
Applied Magnetic Resonance. 52:157-168
This study aimed to develop a refined actuator suitable for psoas major muscle (PM) MR elastography (MRE) and evaluate its measurement precision. MRE was performed on nine healthy volunteers. Discomfort under PM-MRE examinations was evaluated by disc
Autor:
Surendra Maharjan, Kouichi Takamoto, Tetsushi Habe, Tomokazu Numano, Hisao Nishijo, Keisuke Igarashi, Kazuyuki Mizuhara, Daiki Ito, Takamichi Ueki, Toshiki Maeno
Publikováno v:
Magnetic Resonance Imaging. 71:27-36
The purpose of this study was to determine an optimal condition (vibration frequency and image filtering) for stiffness estimation with high accuracy and stiffness measurement with high repeatability in magnetic resonance elastography (MRE) of the su
Publikováno v:
Earth, Planets and Space, Vol 72, Iss 1, Pp 1-8 (2020)
Several laboratory experimental studies of photoemission characteristics of rocks as they fracture have been conducted to elucidate the mechanism of earthquake lightning (EQL). In most of these studies, granite, which exhibits remarkable photoemissio
Autor:
Takamichi Ueki, Tetsushi Habe, Kazuyuki Mizuhara, Daiki Ito, Takaaki Onishi, Koichi Takamoto, Keisuke Igarashi, Tomokazu Numano, Hisao Nishijo
Publikováno v:
Magnetic Resonance Imaging. 63:85-92
The present study aimed to develop vibration techniques for magnetic resonance (MR) elastography (MRE) of the psoas major muscle (PM). Seven healthy volunteers were included. MRE was performed with motion-encoding gradient (MEG)-less multi-echo MRE s
Autor:
Tetsushi Habe, Keisuke Igarashi, Tomokazu Numano, Kazuyuki Mizuhara, Takamichi Ueki, Daiki Ito, Michitaka Tanaka, Toshiki Maeno
Publikováno v:
Japanese Journal of Radiological Technology. 75:239-246
The purpose of this study was to investigate an influence of vibration waveform on magnetic resonance elastography (MRE). MRE is an innovative imaging technique for the non-invasive quantification of the elasticity of soft tissues through the direct
Autor:
Masahiro Jinzaki, Shigeyoshi Soga, Yuki Arita, Tomokazu Numano, Tetsushi Habe, Shigeo Okuda, Kazuyuki Mizuhara, Daiki Ito
Publikováno v:
Magnetic resonance imaging. 85
This study aims to develop and assess a new automated processing technique in MR elastography (MRE), namely coherent-wave auto-selection (CHASE). CHASE enables automatic selection of the region of interest (ROI) for stiffness measurement by extractio
Autor:
Daiki Ito, Takaaki Onishi, Tomokazu Numano, Hisao Nishijo, Kazuyuki Mizuhara, Kouichi Takamoto
Publikováno v:
日本放射線技術学会雑誌 = Japanese journal of Radiological Technology. 72(12):1222-1229
Palpation is a standard clinical tool to diagnose abnormal stiffness changes in soft tissues. However, it is difficult to palpate the supraspinatus muscle because it locates under the trapezius muscle. The magnetic resonance elastography (MRE) uses h
Autor:
Kouichi Takamoto, Daiki Ito, Hisao Nishijo, Tomokazu Numano, Kazuyuki Mizuhara, Takaaki Onishi
Publikováno v:
Magnetic Resonance Imaging. 34:1181-1188
Magnetic resonance elastography (MRE) can measure tissue stiffness quantitatively and noninvasively. Supraspinatus muscle injury is a significant problem among throwing athletes. The purpose of this study was to develop an MRE technique for applicati