Search Results - "KAJIHARA, Nao"

Simple Identification of Cerebrospinal Fluid Turbulent Motion Using a Dynamic Improved Motion-sensitized Driven-equilibrium Steady-state Free Precession Method Applied to Various Types of Cerebrospinal Fluid Motion Disturbance by ATSUMI, Hideki, HORIE, Tomohiko, KAJIHARA, Nao, SUNAGA, Azusa, SAKAKIBARA, Yumetaro, MATSUMAE, Mitsunori

“…The motion of cerebrospinal fluid (CSF) within the subarachnoid space and ventricles is greatly modulated when propagating synchronously with the cardiac pulse…”
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Evaluation of Cardiac- and Respiratory-driven Cerebrospinal Fluid Motions by Applying the S-transform to Steady-state Free Precession Phase Contrast Imaging by Yatsushiro, Satoshi, Sunohara, Saeko, Matsumae, Mitsunori, Atsumi, Hideki, Horie, Tomohiko, Kajihara, Nao, Kuroda, Kagayaki

“…Purpose: To extract the status of hydrocephalus and other cerebrospinal fluid (CSF)-related diseases, a technique to characterize the cardiac- and…”
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Magnetic resonance imaging technique for visualization of irregular cerebrospinal fluid motion in the ventricular system and subarachnoid space by Horie, Tomohiko, RT, Kajihara, Nao, RT, Matsumae, Mitsunori, MD, DMSC, Obara, Makoto, PhD, Hayashi, Naokazu, MD, PhD, Hirayama, Akihiro, MD, PhD, Takizawa, Ken, MD, Takahara, Taro, MD, PhD, Yatsushiro, Satoshi, BSc, Kuroda, Kagayaki, PhD

“…Abstract Background Many studies have shown that cerebrospinal fluid (CSF) behaves irregularly, rather than with laminar flow, in the various CSF spaces. We…”
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Visualization of Cerebrospinal Fluid Motion in the Whole Brain Using Three-dimensional Dynamic Improved Motion-sensitized Driven-equilibrium Steady-state Free Precession by Horie, Tomohiko, Kajihara, Nao, Saito, Haruo, Shibukawa, Shuhei, Obara, Makoto, Ogino, Tetsuo, Niwa, Tetsu, Kuroda, Kagayaki, Matsumae, Mitsunori

“…The feasibility of the 3D dynamic improved motion-sensitized driven-equilibrium steady-state free precession (3D dynamic iMSDE SSFP) was evaluated for…”
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Characterization of Cardiac- and Respiratory-driven Cerebrospinal Fluid Motions Using a Correlation Mapping Technique Based on Asynchronous Two-dimensional Phase Contrast MR Imaging by Yatsushiro, Satoshi, Sunohara, Saeko, Tokushima, Tetsuya, Takizawa, Ken, Matsumae, Mitsunori, Atsumi, Hideki, Horie, Tomohiko, Kajihara, Nao, Kuroda, Kagayaki

“…Purpose: The cardiac- and respiratory-driven components of cerebrospinal fluid (CSF) motion characteristics and bulk flow are not yet completely understood…”
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The effect on gastrointestinal peristalsis for magnetic resonance cholangiopancreatography during breath-holding methods by Otsuka, Yuhei, Nakamura, Tomoya, Kajihara, Nao, Tashiro, Takao

“…The breath-hold (BH) 3D magnetic resonance cholangiopancreatography method has been reported to suppress "respiratory artifacts"; however, the influence of…”
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Investigation of driving forces of cerebrospinal fluid motion by power and frequency mapping based on asynchronous phase contrast technique by Sunohara, Saeko, Yatsushiro, Satoshi, Takizawa, Ken, Matsumae, Mitsunori, Kajihara, Nao, Kuroda, Kagayaki

“…To classify the cardiac- and respiratory-driven cerebrospinal fluid (CSF) motions, asynchronous 2D phase contrast (PC) of magnetic resonance imaging (MRI) with…”
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Improved visualization of long-axis black-blood imaging of the carotid arteries using phase sensitive inversion recovery combined with 3D IR-T₁TFE by Horie, Tomohiko, Kawakata, Mami, Kajihara, Nao, Takano, Hayato, Honda, Masatoshi, Muro, Isao, Ogino, Tetsuo

“…The purpose of this study was to improve the visualization of long-axis black-blood imaging of the carotid arteries. We experimented on phantom and in-vivo…”
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Evaluation of Cardiac- and Respiratory-driven Cerebrospinal Fluid Motions by Applying the S-transform to Steady-state Free Precession Phase Contrast Imaging by Yatsushiro, Satoshi, Sunohara, Saeko, Matsumae, Mitsunori, Atsumi, Hideki, Horie, Tomohiko, Kajihara, Nao, Kuroda, Kagayaki

“…Purpose: To extract the status of hydrocephalus and other cerebrospinal fluid (CSF)-related diseases, a technique to characterize the cardiac- and…”
Get full text

Simple Identification of Cerebrospinal Fluid Turbulent Motion Using a Dynamic Improved Motion-sensitized Driven-equilibrium Steady-state Free Precession Method Applied to Various Types of Cerebrospinal Fluid Motion Disturbance by Hideki ATSUMI, Tomohiko HORIE, Nao KAJIHARA, Azusa SUNAGA, Yumetaro SAKAKIBARA, Mitsunori MATSUMAE

“…[Abstract] The motion of cerebrospinal fluid (CSF) within the subarachnoid space and ventricles is greatly modulated when propagating synchronously with the…”
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Trial of artifact reduction in body diffusion weighted imaging development and basic examination of "TRacking Only Navigator"(TRON method) by Horie, Tomohiko, Takahara, Tarou, Ogino, Tetsuo, Okuaki, Tomoyuki, Honda, Masatoshi, Okumura, Yasuhiro, Kajihara, Nao, Usui, Keisuke, Muro, Isao, Imai, Yutaka

“…In recent years, the utility of body diffusion weighted imaging as represented by diffusion weighted whole body imaging with background body signal suppression…”
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Characterization of Cardiac- and Respiratory-driven Cerebrospinal Fluid Motions Using a Correlation Mapping Technique Based on Asynchronous Two-dimensional Phase Contrast MR Imaging by Yatsushiro, Satoshi, Sunohara, Saeko, Tokushima, Tetsuya, Takizawa, Ken, Matsumae, Mitsunori, Atsumi, Hideki, Horie, Tomohiko, Kajihara, Nao, Kuroda, Kagayaki

“…Purpose: The cardiac- and respiratory-driven components of cerebrospinal fluid (CSF) motion characteristics and bulk flow are not yet completely understood…”
Get full text

Simple Identification of Cerebrospinal Fluid Turbulent Motion Using a Dynamic Improved Motion-sensitized Driven-equilibrium Steady-state Free Precession Method Applied to Various Types of Cerebrospinal Fluid Motion Disturbance by ATSUMI, Hideki, HORIE, Tomohiko, KAJIHARA, Nao, SUNAGA, Azusa, SAKAKIBARA, Yumetaro, MATSUMAE, Mitsunori

“…The motion of cerebrospinal fluid (CSF) within the subarachnoid space and ventricles is greatly modulated when propagating synchronously with the cardiac pulse…”
Get full text

Visualization of Cerebrospinal Fluid Motion in the Whole Brain Using Three-dimensional Dynamic Improved Motion-sensitized Driven-equilibrium Steady-state Free Precession by Horie, Tomohiko, Kajihara, Nao, Saito, Haruo, Shibukawa, Shuhei, Obara, Makoto, Ogino, Tetsuo, Niwa, Tetsu, Kuroda, Kagayaki, Matsumae, Mitsunori

“…The feasibility of the 3D dynamic improved motion-sensitized driven-equilibrium steady-state free precession (3D dynamic iMSDE SSFP) was evaluated for…”
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NI-08 TRIAL AND PROBLEM OF USING ASL IN INTRAOPERATIVE MRI by Nishiyama, Jun, Yonemochi, Takuya, Yokota, Kazuma, Atsumi, Hideki, Sorimachi, Takatoshi, Chang, Han Soo, Matsumae, Mitsunori, Shibukawa, Shuhei, Takano, Susumu, Kajihara, Nao

“…Abstract INTRODUCTION Magnetic resonance perfusion imaging is considered to be available as grading of brain tumor and follow-up of brain treatment. One of the…”
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Dynamic cross-sectional changes of the middle cerebral artery in atherosclerotic stenosis detected by 3·0-Tesla MRI by Mizuma, Atsushi, Ishikawa, Tatsuya, Kajihara, Nao, Takano, Hayato, Endo, Kazuyuki, Kawakata, Mami, Shibukawa, Syuhei, Nakamura, Tomoya, Nishio, Hiroaki, Horie, Tomohiko, Yanagimachi, Noriharu, Takizawa, Shunya

“…Objectives: Atherosclerotic stenosis of the middle cerebral artery (MCA) is one of the causes of ischemic stroke, but aside from investigations using magnetic…”
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Characterization of cardiac- and respiratory-driven cerebrospinal fluid motions using correlation mapping with asynchronous 2-dimensional phase contrast technique by Yatsushiro, Satoshi, Sunohara, Saeko, Takizawa, Ken, Matsumae, Mitsunori, Kajihara, Nao, Kuroda, Kagayaki

“…To investigate spatial distribution properties of the cardiac- and respiratory-driven cerebrospinal fluid (CSF) motions in the intracranial space, correlation…”
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