Understanding Today's Educational Landscape! A Nationwide Guide to Clinical Engineer Training Facilities in Japan　　　　　　　　　　　　　　　
naoki katsura
Clinical Engineering, Jul. 2026, [Reviewed]

6.Analysis of pulsattle flow in a quasi-angiostenosis model using the finite element method　　　　　　　　　　　　　　　
Naoki Katsura; Yuka Motohashi; Toshio Sato; Norimichi Kawashima; Tetsuzo Agishi; Katsuyoshi Munakata; Noriaki nakane
American society for artificial internal organs, Baltimore Maryland, May 2010, [Reviewed]

Ultrasonic sensors using hydrothermally synthesized PZT thin films: Performance evaluation in water　　　　　　　　　　　　　　　
Katsura, Naoki; Sato, Toshio; Kawashima, Norimichi; Takeuchi, Shinichi; Ishikawa, Mutsuo; Kurosawa, Minoru
Ultrasonic Techno, Nov. 2003

4.PZT Thick Films Deposited by Improved Hydrothermal Method for Thickness Mode Ultrasonic Transducer　　　　　　　　　　　　　　　
Mutsuo Ishikawa; Minoru Kurosawa; Naoki Katsura; Shinichi Takeuchi
Materials Research Society Fall Meeting, Nov. 2003

Underwater sensitivity of ultrasonic sensors using PZT crystalline films formed by hydrothermal synthesis　　　　　　　　　　　　　　　
Katsura, Naoki; Sato, Toshio; Kawashima, Norimichi; Takeuchi, Shinichi; Ishikawa, Mutsuo; Kurosawa, Minoru
Acoustical Society of Japan Research Presentations Proceedings 2003, Sep. 2003

3.Development of water immerse type ultrasound probe with PZT film deposited by hydrothermal method.　　　　　　　　　　　　　　　
Katsura, Naoki; Sato, Toshio; Kawashima, Norimichi; Takeuchi, Shinichi; Ishikawa, Mutsuo; Kurosawa, Minoru
Proc IEEE International Ultrason Symp, Aug. 2003

Preparation of PZT thin films by hydrothermal method - Relationship between deposition conditions, crystal growth, and vibration velocity　　　　　　　　　　　　　　　
karsura naoki
Toin University of Yokohama Graduate School Master's Thesis, Mar. 2003, [Reviewed]

Electronics for Clinical Engineers　　　　　　　　　　　　　　　
naoki katsura; akahiro wabe; yousuke uchida; mifumi shimomura; Norimichi Kawashima, Joint work, p13-35
sankeisha, Apr. 2022
9784866936239

Electrical Engineering for Clinical Engineers　　　　　　　　　　　　　　　
naoki katsura; takahiro wabe; yousuke uchida; mifumi shimomura; Norimichi Kawashima, Joint work, p.23-35
SANKEISHA, Apr. 2022
9788666936222

29th National Clinical Engineer Examination Questions and Answers　　　　　　　　　　　　　　　
katsura naoki, Joint work, pp.53-55
Herusu Shuppan Co., Inc., Dec. 2016
9784892699009

27th National Clinical Engineer Examination Questions and Answers　　　　　　　　　　　　　　　
katsura naoki, Joint work, pp.87-92
Herusu Shuppan Co., Inc., Dec. 2014
9784892698576

26th National Clinical Engineer Examination Questions and Answers　　　　　　　　　　　　　　　
naoki katsura, Joint work, p.46-49
Herusu Shuppan, Co. Inc., Dec. 2013
9784892698194

Chemistry for Clinical Engineers　　　　　　　　　　　　　　　
naoki katsura; akahiro wabe; yousuke uchida; mifumi shimomura; Norimichi Kawashima, Joint work, p.2-4
sankeisha
9784866936215

Relationship between changes in superior and inferior vena cava blood flow ratio and recirculation and oxygenation during VV ECMO　　　　　　　　　　　　　　　
konomi Togo; Naoki Katsura
Japanese Society for Artificial Organs, 22 Nov. 2025

Basic research on the development of a respiratory trainer system using a gaze analysis device　　　　　　　　　　　　　　　
Katsura, Naoki; Kurihara, Riona; Sakakida, Shinichi; Uchida, Yosuke; Wabe, Takahiro; Fujii, Akimitsu
2025 32nd Tokyo Clinical Engineering Society, 19 Oct. 2025

Basic research on creating an educational system for artificial respiration using a gaze sensor　　　　　　　　　　　　　　　
Naoki Katsura; Riona Kurihara; Yosuke Uchida; Takahiro Wabe; Akimitsu Fujii
5th Kanto Koshinetsu Clinical Engineering Society and 35th Saitama Clinical Engineering Society, 04 Oct. 2025

Fluid-structure interaction analysis of AVG anastomotic stenosis using fluid resistance using finite element method　　　　　　　　　　　　　　　
Naoki Katsura; Yuka Isono; Yuka Motohashi
Artificial Organs (Japan Society for Artificial Organs) Volume: 39, Issue: 2 pp. 147, Nov. 2010

Fluid-structure interaction analysis using finite element method for changes in stenosis rate at the venous side anastomosis of artificial blood vessels　　　　　　　　　　　　　　　
Yuka Isono; Naoki Katsura; Yuka Motohashi; Toshio Sato; Tokumichi Kawashima; Tetsuzo Agishi; Yoshikatsu Munakata; Kisho Nakane
Kanagawa Prefecture Manufacturing Technology Exchange Meeting (Kanagawa Prefectural Industrial Technology Center) 2010, pp.104-105, Oct. 2010

Fluid analysis of pulsatile flow through a vascular stenosis model using the finite element method　　　　　　　　　　　　　　　
Naoki Katsura; Tetsuzo Agishi; Yoshikatsu Munakata
Biomedical Engineering Treatment Volume: 22, Issue: Supplement pp.74, Oct. 2010

Fluid-structure interaction analysis of stenosis inAVG anastomosis using a finite-element method　　　　　　　　　　　　　　　
Yuka Isono; Naoki Katsura; Yuka Motohashi; Mio Kurosawa; Norimichi Kawashima; Toshio Sato; Tetsuzo Agishi; Katsuyoshi Munakata; Noriaki nakane
Toin international sumposium on biomedical engineering 2010,toin university of yokohama pp.132‐134, Jun. 2010

Introduction of a fluid resistance model to investigate the mechanism of shunt noise generation using finite element flow analysis　　　　　　　　　　　　　　　
Yuka Isono; Naoki Katsura; Yuka Motohashi
Journal of the Japanese Society for Dialysis Therapy Volume: 43, Issue: Supplement 1 pp. 730, May 2010

Flow-structure interaction analysis using finite element method to investigate shunt noise generation mechanism　　　　　　　　　　　　　　　
Naoki Katsura; Toshio Sato; Yuka Isono
Journal of the Japanese Society for Dialysis Therapy Volume: 43, Issue: Supplement 1 pp. 730, Apr. 2010

Investigation of fluid resistance models for pulsatile flow analysis through a pseudo-vascular stenosis model　　　　　　　　　　　　　　　
Yuka Isono; Naoki Katsura; Yuka Motohashi; Toshio Sato; Tokumichi Kawashima; Tetsuzo Agishi; Yoshikatsu Munakata; Kisho Nakane
Japan Society for Medical Engineering and Therapeutics 26th Academic Conference VOL22, No. 1, 2010, pp. 54, Apr. 2010

Steady flow analysis using finite element method on the mechanism of shunt sound generation in vascular access　　　　　　　　　　　　　　　
Naoki Katsura; Tetsuzo Agishi; Yoshikatsu Munakata
Biomedical Engineering Treatment Volume: 21, Issue: Supplement pp.127, Oct. 2009

Finite element flow analysis of pulsatile flow through a vascular model simulating AVF stenosis　　　　　　　　　　　　　　　
Naoki Katsura; Tetsuzo Agishi; Yoshikatsu Munakata
Artificial Organs (Japan Society for Artificial Organs) Volume: 38, Issue: 2 pp. 130, Oct. 2009

Finite element analysis of pulsatile flow through a vascular stenosis model　　　　　　　　　　　　　　　
Toshio Sato; Yuka Isono; Naoki Katsura; Yuka Motohashi; Tokumichi Kawashima; Tetsuzo Agishi; Noriaki Nakane; Yoshikatsu Munakata
Kanagawa Prefecture Manufacturing Technology Exchange Meeting, Kanagawa Prefectural Industrial Technology Center (Ebina City, Kanagawa Prefecture) pp.106-108, Oct. 2009

Flow analysis using the finite element method for a pseudo-vascular model simulating stenosis in vascular access (reprinted)　　　　　　　　　　　　　　　
Toshio Sato; Yuka Isono; Naoki Katsura; Yuka Motohashi; Tokumichi Kawashima; Tetsuzo Agishi; Noriaki Nakane; Yoshikatsu Munakata
The 54th Annual Meeting of the Japanese Society for Dialysis Therapy Volume: 42, Issue: Supplement, pp. 678, Jun. 2009

Flow analysis using the finite element method for a pseudo-vascular model simulating stenosis in vascular access　　　　　　　　　　　　　　　
Toshio Sato; Naoki Katsura; Yuka Isono
Journal of the Japanese Society for Dialysis Therapy Volume: 42, Issue: Supplement 1 pp. 678, May 2009

Functional assessment of vascular access based on wavelet transform and normal cross-correlation analysis of shunt noise　　　　　　　　　　　　　　　
Naoki Katsura; Toshio Sato; Ayako Murakami; Yuka Motohashi; Tokumichi Kawashima; Tetsuzo Agishi
Society of Medical Engineering and Treatment VOL21, No2, pp.161-170, Feb. 2009

Finite element analysis of vascular vibration in vascular access using a simulated vascular stenosis model　　　　　　　　　　　　　　　
Yuka Isono; Naoki Katsura; Toshio Sato
Artificial Organs (Japan Society for Artificial Organs) Volume: 37, Issue: 2 pp. 178, Oct. 2008

Time history response analysis of shunt noise in vascular access using ANSYS FLOTRAN　　　　　　　　　　　　　　　
Katsura, Naoki; Isono, Yuka; Sato, Toshio; Munakata, Yoshikatsu; Nakane, Noriaki
Kanagawa Prefecture Manufacturing Technology Exchange Meeting 2008, pp.123-124, Oct. 2008

Hydrothermal deposition of PZT piezoelectric films on titanium wire for hydrophone applications　　　　　　　　　　　　　　　
Katsura, Naoki; Sato, Toshio; Kawashima, Norimichi; Takeuchi, Shinichi; Ishikawa, Mutsuo; Kurosawa, Minoru
Acoustical Society of Japan Research Presentation Proceedings Volume: 2003, Issue: Spring 2 pp. 1233-1234, Mar. 2004

Fundamental study on PZT film formation on fine wires and optical fibers by hydrothermal synthesis　　　　　　　　　　　　　　　
Takahiro Wabe; Naoki Katsura; Toshio Sato; Tokumichi Kawashima; Shinichi Takeuchi; Mutsuo Ishikawa
Materials Technology Research Association Symposium pp.1041-1042, Dec. 2003

Preparation of PZT films by hydrothermal synthesis using titanium oxide and investigation of their vibration properties　　　　　　　　　　　　　　　
Katsura, Naoki; Sato, Toshio; Kawashima, Norimichi; Takeuchi, Shinichi; Ishikawa, Mutsuo; Kurosawa, Minoru
Symposium on Fundamentals and Applications of Ultrasonic Electronics Proceedings, Vol. 24 pp. 155-156, Nov. 2003

Underwater sensitivity of ultrasonic sensors using PZT piezoelectric films formed by hydrothermal synthesis　　　　　　　　　　　　　　　
Katsura, Naoki; Sato, Toshio; Kawashima, Norimichi; Takeuchi, Shinichi; Ishikawa, Mutsuo; Kurosawa, Minoru
Proceedings of the Symposium on Fundamentals and Applications of Ultrasonic Electronics, Vol. 24, pp. 293-294, Nov. 2003

Evaluation of underwater wave receiving sensitivity of PZT piezoelectric polycrystalline film ultrasonic sensors fabricated by hydrothermal synthesis　　　　　　　　　　　　　　　
Takahiro Wabe; Naoki Katsura; Toshio Sato; Tokumichi Kawashima; Shinichi Takeuchi; Mutsuo Ishikawa; Minoru Kurosawa
Kanagawa Prefecture Industry-Academia-Government Exchange Research Presentation No. 2003 pp. 146-148, Oct. 2003

Underwater sensitivity of ultrasonic sensors using PZT crystalline films formed by hydrothermal synthesis　　　　　　　　　　　　　　　
Katsura, Naoki; Sato, Toshio; Kawashima, Norimichi; Takeuchi, Shinichi; Ishikawa, Mutsuo; Kurosawa, Minoru
Acoustical Society of Japan Research Presentation Proceedings Volume: 2003, Issue: Autumn 2 pp.1077-1078, Sep. 2003

Fundamental study on PZT thin films synthesized by hydrothermal method using titanium oxide　　　　　　　　　　　　　　　
Katsura, Naoki; Sato, Toshio; Kawashima, Norimichi; Takeuchi, Shinichi; Ishikawa, Mutsuo; Kurosawa, Minoru
Acoustical Society of Japan Research Presentation Proceedings, Mar. 2003

Performance evaluation of a vibrator using hydrothermally synthesized PZT thin film in water　　　　　　　　　　　　　　　
Katsura, Naoki; Sato, Toshio; Kawashima, Norimichi; Takeuchi, Shinichi; Ishikawa, Mutsuo; Kurosawa, Minoru
Acoustical Society of Japan Research Presentation Proceedings, Mar. 2003

Basic study on the preparation of PZT thin films by hydrothermal method for ultra-small ultrasonic sensors and implantable sensors　　　　　　　　　　　　　　　
Katsura, Naoki; Sato, Toshio; Kawashima, Norimichi; Takeuchi, Shinichi; Ishikawa, Mutsuo; Kurosawa, Minoru
Acoustical Society of Japan Research Presentation Proceedings Volume: 2002, Issue: Autumn 2 pp.1137-1138, Sep. 2002

Preparation of PZT thin films by hydrothermal method - Relationship between film formation conditions, crystal growth, and vibration speed　　　　　　　　　　　　　　　
Katsura, Naoki; Sato, Toshio; Kawashima, Norimichi; Takeuchi, Shinichi; Ishikawa, Mutsuo; Kurosawa, Minoru
Proceedings of the Symposium on Fundamentals and Applications of Ultrasonic Electronics, Mar. 2002