Masahiro NISHIDA
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View article: Measurement of High-Speed Deformation Behavior by Digital Image Correlation Method
Measurement of High-Speed Deformation Behavior by Digital Image Correlation Method Open
View article: Geometrical search for improving the performance of multi-arc bearing at the outer side of the impeller in a hydrodynamically levitated centrifugal blood pump using neural network
Geometrical search for improving the performance of multi-arc bearing at the outer side of the impeller in a hydrodynamically levitated centrifugal blood pump using neural network Open
View article: Effect of discharge angle on hemolytic property of a monopivot centrifugal blood pump
Effect of discharge angle on hemolytic property of a monopivot centrifugal blood pump Open
View article: Investigation of effect of impeller geometry on hemolytic property of a monopivot centrifugal blood pump using computational fluid dynamics analysis
Investigation of effect of impeller geometry on hemolytic property of a monopivot centrifugal blood pump using computational fluid dynamics analysis Open
View article: Geometrical search for improving a bearing performance using a neural network in a hydrodynamically levitated centrifugal blood pump
Geometrical search for improving a bearing performance using a neural network in a hydrodynamically levitated centrifugal blood pump Open
View article: In vitro investigation of the effect of platelet aggregation ability on the adhesion of platelets to micro-structures
In vitro investigation of the effect of platelet aggregation ability on the adhesion of platelets to micro-structures Open
Thrombus formation on rough surfaces in cardiovascular devices implanted into patients with heart failure is a significant problem. It is, therefore, necessary to investigate the thrombus formation mechanism on rough surfaces. We have prop…
View article: Real-time, non-invasive thrombus detection in an extracorporeal circuit using micro-optical thrombus sensors
Real-time, non-invasive thrombus detection in an extracorporeal circuit using micro-optical thrombus sensors Open
Introduction: Real-time, non-invasive monitoring of thrombus formation in extracorporeal circuits has yet to be achieved. To address the challenges of conventional optical thrombus detection methods requiring large devices that limit detec…
View article: Plasma skimming efficiency of human blood in the spiral groove bearing of a centrifugal blood pump
Plasma skimming efficiency of human blood in the spiral groove bearing of a centrifugal blood pump Open
View article: Effect of shear stress on platelet aggregation of low-flow centrifugal pump in vitro
Effect of shear stress on platelet aggregation of low-flow centrifugal pump in vitro Open
Platelet aggregation and platelet adhesion in hemofilters or in oxygenators is a serious problem in blood purification or oxygenation system when using centrifugal pumps. In this study, in vitro evaluation of platelet aggregation and plate…
View article: Comparative Study of the Effects of Different Pretreatment Procedures on Beef Taste-traits Using an Electronic Taste Sensing System
Comparative Study of the Effects of Different Pretreatment Procedures on Beef Taste-traits Using an Electronic Taste Sensing System Open
The amount and fatty acid composition of intramuscular fat are considered to contribute to beef tenderness and aroma; however, the effect on taste-traits remains poorly understood. This study aimed to develop a suitable beef broth sampling…
View article: Improvement of Bearing Performance in a Hydrodynamic Levitated Centrifugal Blood Pump using Neural Network
Improvement of Bearing Performance in a Hydrodynamic Levitated Centrifugal Blood Pump using Neural Network Open
View article: Prototype manufacturing method of a monopivot centrifugal blood pump using 3D printer
Prototype manufacturing method of a monopivot centrifugal blood pump using 3D printer Open
View article: Methodology evaluation to quantify the hemolysis index of a centrifugal blood pump using computational fluid dynamics analysis
Methodology evaluation to quantify the hemolysis index of a centrifugal blood pump using computational fluid dynamics analysis Open
View article: Effect of impeller outlet angle on hemo-compatibility of a centrifugal blood pump having rectangular cross-sectional flow paths
Effect of impeller outlet angle on hemo-compatibility of a centrifugal blood pump having rectangular cross-sectional flow paths Open
View article: A DATA ANALYSIS OF BIDDING PRICES IN THE PROVINCIAL SUSTAINABLE MAINTENANCE CONTRACTING: FOCUSING ON MIE AND GIFU PREFECTURES
A DATA ANALYSIS OF BIDDING PRICES IN THE PROVINCIAL SUSTAINABLE MAINTENANCE CONTRACTING: FOCUSING ON MIE AND GIFU PREFECTURES Open
近年，地方部におけるインフラの維持管理の担い手不足を背景として，発注者が維持管理に関する包括的な契約を地域の複数の建設企業からなる組合やJVと結ぶ地域維持型契約方式が注目されている．本研究の目的は，地域維持型契約によって事業の効率性が向上しているかを検証することである．事業の効率性の指標としては，入札価格・落札価格を用いた．具体的には，三重県および岐阜県の地域維持型契約を対象として，入札価格の変化について回帰分析を行った．結果として，地域維持型契約による価格低下効果はいずれ…
View article: Effect of number and cross-sectional area of flow path on the pump properties of the monopivot centrifugal blood pump
Effect of number and cross-sectional area of flow path on the pump properties of the monopivot centrifugal blood pump Open
View article: A suitable hemolysis index for low flow rotary pumps
A suitable hemolysis index for low flow rotary pumps Open
View article: Bilateral Internal Carotid and Left Vertebral Artery Dissection after Blunt Trauma: A Case Report and Literature Review
Bilateral Internal Carotid and Left Vertebral Artery Dissection after Blunt Trauma: A Case Report and Literature Review Open
Multi-vessel cervical arterial injury after blunt trauma is rare, and its pathophysiology is unclear. Although blunt cerebrovascular injury is a common cause of cerebral ischemia, its management is still controversial. We describe a 23-yea…
View article: Effect of cross-sectional area and number of flow paths on pump properties of a monopivot centrifugal blood pump
Effect of cross-sectional area and number of flow paths on pump properties of a monopivot centrifugal blood pump Open
View article: Inhibition mechanism of blood coagulation reaction under high shear stress
Inhibition mechanism of blood coagulation reaction under high shear stress Open
View article: Analysis and experimental study for hemocompatibility of Axial-Flow Blood Pumps
Analysis and experimental study for hemocompatibility of Axial-Flow Blood Pumps Open
View article: Effect of producing method on pump properties of a monopivot centrifugal blood pump
Effect of producing method on pump properties of a monopivot centrifugal blood pump Open
View article: Development of a real-time and quantitative thrombus sensor for an extracorporeal centrifugal blood pump by near-infrared light
Development of a real-time and quantitative thrombus sensor for an extracorporeal centrifugal blood pump by near-infrared light Open
We developed an optical thrombus sensor for a monopivot extracorporeal centrifugal blood pump. In this study, we investigated its quantitative performance for thrombus detection in acute animal experiments of left ventricular assist using …
View article: Evaluation of a Method to Calculate Hematocrit in a Bearing Gap of a Hydrodynamically Levitated Centrifugal Blood Pump
Evaluation of a Method to Calculate Hematocrit in a Bearing Gap of a Hydrodynamically Levitated Centrifugal Blood Pump Open
Understanding erythrocyte behavior, especially changes in hematocrit in narrow gaps of mechanical circulatory support devices, is important to decrease the pump-derived hemolysis. The present study aimed to propose and evaluate a method of…
View article: Fracture Properties of LPSO-Mg Plates in Hypervelocity Impact Experiments
Fracture Properties of LPSO-Mg Plates in Hypervelocity Impact Experiments Open
LPSO型マグネシウム合金薄板にスペースデブリの衝突を模擬した超高速衝突実験を行った. クレータの形状やイジェクタの量を, アルミニウム材料などと比較し, マグネシウム材料の宇宙航空機構造材への利用を検討した.
View article: Numerical study of the effect of flow path geometry on the property of a monopivot centrifugal blood pump
Numerical study of the effect of flow path geometry on the property of a monopivot centrifugal blood pump Open
View article: Thrombotic and hemolytic evaluation under shear flow field using a double-cylinder type rheometer
Thrombotic and hemolytic evaluation under shear flow field using a double-cylinder type rheometer Open
An extracorporeal circulation pump is a useful mechanical device for the severe heart failure patients. High shear stress generates in the pump by the rotation of the impeller. Absolute shear stress value is needed for the inhibition of th…
View article: Numerical study of the effect of discharge angle of the impeller on the property of a monopivot centrifugal blood pump
Numerical study of the effect of discharge angle of the impeller on the property of a monopivot centrifugal blood pump Open
Decreasing hemolysis and thrombogenesis is a major problem to realize the long-term use of blood pumps. In this study, we investigated the effect of discharge angle on pump properties of a monopivot centrifugal blood pump. Compared impelle…
View article: Inhibition and promotion mechanism of blood coagulation reaction under shear flow.
Inhibition and promotion mechanism of blood coagulation reaction under shear flow. Open
View article: 1A11 Investigation on the Impeller Geometry of the Monopivot Centrifugal Blood Pump
1A11 Investigation on the Impeller Geometry of the Monopivot Centrifugal Blood Pump Open
The impeller geometry of the centrifugal blood pump affects the pressure flow characteristics, the rotational characteristic of the impeller, and the hemocompatibility of the pump. Therefore, several geometrical parameters of the impeller …