[ Papers ]

  1. Y. Nakayama, Y. Yahata, M. Yamanami, T. Tajikawa, K. Ohba, K. Kanda, H. Yaku; A completely autologous valved conduit prepared in the open form of trileaflets (type VI biovalve): Mold design and valve function in vitro, J. Biomedical Materials Research B: Applied Biomaterials, 99B(1), pp135-141, (2011.10).

  2. Atsushi Kase, Kiyoshi Bando, Kenkichi Ohba： Effects of inner solution viscosity and membrane stiffness on erythrocyte deformability on passing through a microchannel: prediction by two-dimensional simulation, J.Biorheology, Vol.25, pp.36-42 (2011.5)

  3. 有田隆一，加瀬篤志，大場謙吉： 蚊の羽ばたき飛行のメカニズム解明のための実形状拡大翼フラッピングモデル実験（運動量保存則による発生流体力の定量的評価と翼迎え角が空力特性に与える影響）， 日本機械学会論文集，B編，77巻775号，pp.823-831, (2011.3).

  4. 加瀬篤志，郡慎平，田地川勉，板東潔，大場謙吉： マイクロチャンネルを通過する赤血球の変形挙動と内部流動の二次元数値シミュレーションによる観察，日本機械学会論文集，B編，76巻772号，pp.2111-2117，(2010.12).

  5. M. Yamanami(Kyoto Pref. Univ. of Med.), Y. Yahata, T. Tajikawa, K. Ohba, T. Watanabe(Kyoto Pref. Univ. of Med.), K. Kanda（Kyoto Pref. Univ. of Med.）, H. Yaku（Kyoto Pref. Univ. of Med.），Y. Nakayama(NCVC)： Preparation of in-vivo tissue-engineered valved conduit with the sinus of Valsalva (type IV biovalve), J Artif Organs, Published online: 6 (2010.3).

  6. Kiyoshi Bando, Kenkichi Ohba, Yuta Yamanoi(Toyota Industries Corporation)： Dynamic Visco-elastic Buckling Analysis for Airway Model, Journal of System Design and Dynamics, Vol.4, No.1, pp.189-199 (2010.1).

  7. Y. Nakayama(NCVC), M. Yamanami(Kyoto Pref. Univ. of Med.), Y. Yahata, T. Tajikawa, K. Ohba, T. Watanabe(Kyoto Pref. Univ. of Med.), K. Kanda(Kyoto Pref. Univ. of Med.), H. Yaku(Kyoto Pref. Univ. of Med.): Preparation of Completely Autologous Trileaflet Valve-Shaped Constructs by In-Body Tissue Architecture Technology, J Biomed Mater Res B Appl Biomater, 91(2), pp.813-818 (2009.11).

  8. S. Kohri，Y. Abe，N. Matsuzaki，T. Tajikawa，K. Ohba： Development of a New Method for Discriminating Embolus from Air Bubble by Active Ultrasound Doppler Method. 1 (Experiments of Ultrasound Irradiation Perpendicular to a Tube Axis in Flows of Water and Modeled Blood)，Transactions of the Japanese Society for Medical and Biological Engineering ，Vol.47 No.1，pp.28-35，(2009.2) [in Japanese]

  9. T. Kamimura，T. Tajikawa，K. Bando，A. Sakurai，K. Ohba： CAE Stress Field Analysis by Shape Factor of Artificial Organs for Aortic Root Replacement， Transactions of the Japanese Society for Medical and Biological Engineering， Vol.47 No.1，pp.36-41，(2009.2) [in Japanese]

  10. K. Bando，K. Ohba，Y. Yamanoi，Dynamic Visco-Elastic Buckling Analysis for Airway Model, Trans. JSME(C)，75(750)，pp.413-419，(2009.2) [in Japanese]

  11. T. TAJIKAWA, M. TAKESHIGE, W. ISHIHARA, S. KOHRI, K. OHBA : Development of Miniaturized Fiber-Optic Laser Doppler Velocimetry Sensor for Measurement of Local Blood Velocity (Fabrication Method for Convex or Concave Lens-Like Fiber Tip and the Characteristics of Sensor Optical System) , Journal of Fluid Science and Technology, Vol.4 No.1, pp.62-74, (2009.1).

  12. Hayashida K(NCVC, Kyoto Pref. Univ. of Med.), Kanda K(Kyoto Pref. Univ. of Med.), Oie T(Shinkankogyo Co.), Okamoto Y(Bridgestone Co. ), Sakai O(Bridgestone Co. ), Watanabe T(Kyoto First Red Cross Hospital), Ishibashi-Ueda H(NCVC), Onoyama M, Tajikawa T, Ohba K, Yaku H(Kyoto Pref. Univ. of Med.), Nakayama Y(NCVC), In vivo tissue-engineered” valved-conduit with designed molds and laser processed scaffold, Journal of Cardiovascular Nursing, 23(1), pp.61-64, (2008.1)

  13. K. Hayashida(NCVC, Kyoto Pref. Univ. of Med.), K. Kanda(Kyoto Pref. Univ. of Med.), T. Oie(Shinkankogyo Co.), Y. Okamoto(Bridgestone Co. ), H. Ishibashi-Ueda(NCVC), M. OnoyamaD, T. Tajikawa, K. Ohba, H. Yaku(Kyoto Pref. Univ. of Med.), Y. Nakayama(NCVC), Architecture of an in vivo-tissue engineered autologous conduit Biovalve, J Biomed Mater Res B Appl Biomater, Vol.86B Issue 1, pp.1-8 (2007.12)

  14. S. Kohri，T. Tajikawa，K. Ohba：Development of a Miniaturized Fiber-optic Laser Doppler Velocimetry Sensor for Local Blood Velocity Measurement-Measurement of Velocity Profile of Pulsatile Blood Flow in Model Vessel-，Transactions of the Japanese Society for Medical and Biological Engineering，Vol.45 No.4，pp.298-306，(2007.12) [in Japanese]

  15. T. Tajikawa, K. Ohba, S. Iida, M. Yoshida, F. Tsukiyama: Influence of Valsalva sinus on flow field around the aortic valve and the valve characterisics (Quantitative evaluation by experiments in vitro using a realistic model), Trans. JSME (B), 73(725), pp.231-238, (2007.1) [in Japanese]

  16. K. Ohba, T. Tajikawa, W. Ishihara, S. Kohri: Development of Miniaturized Fiber-Optic Laser Doppler Velocimetry Sensor for Measurement of Local Blood Velocity (Measurement of Human Whole Blood Velocity in Modeled Blood Vessel Using Fiber-Optic Sensor Having Convex Lens-like Tip), Trans. JSME (B), 72(719), pp.1702-1709, (2006.7) [in Japanese]

  17. K. Bando, K. Ohba, M. Iwasaki: Analysis of Airway Narrowing Based on Dynamic Buckling Model, Trans. JSME (C), 72(717), pp.1462-1469, (2006.5) [in Japanese]

  18. T. Tajikawa, Y. Yamauchi, T. Nakao，K. Ohba: Fabrication of a Realistic Model of Capillary Vessels Using a Femto-Second Laser Micro/Nano Fabrication System, Transactions of the Japanese Society for Medical and Biological Engineering, 43(4), pp.638-645, (2005.12) [in Japanese]

  19. T. Tajikawa, K. Ohba, K. Higuchi, C. Sakakibara: Visualization and Observation of Deformation of Human Red Blood Cell Passing Through a Micro-channel Array as a Model of Human Blood Capillary, Transactions of the Visualization Society of Japan, 25(12), pp.84-91, (2005.12) [in Japanese]

  20. K. Ohba, T. Tajikawa, M. Takeshige, W. Ishihara: Development of Miniaturized Fiber-optic Laser Doppler Velocimetry Sensor for Measurement of Local Blood Velocity (Fabrication of Convex or Concave Lens-like Fiber Tip and the Characteristics of Sensor Optical System), Trans. JSME (B), 71(708), pp.2092-2099, (2005.8) [in Japanese]

  21. A. Sakurai, D. Liepsch, Th. Schmid, H. Breitfuss, M. Hilber, H. Berger, S. Schwarzacher: Stents Cause Flow Disturbances in Cornary Arteries: A Study using Laser-Doppler-Anemometry (LDA), Cardiovascular Engineering, 10(1), pp.69-80, (2005)

  22. T. Tajikawa, K. Ohba: Traveling Wave Occurring on the Surface of Elasto-Flexible Cylinder(Relationship between Wave Traveling Mechanism and Separated Flow on the Circular Cylinder), Trans. JSME (B), 69(687), pp.2431-2437, (2003.11) [in Japanese]

  23. Y. TSUJIMOTO (Sento Hospital), Y. NOSE (Sento Hospital), K. OHBA: Experimental and clinical trial of measuring urinary velocity with the pitot tube and a transrectal ultrasound guided video urodynamic system, Int. J. Urology, Vol. 10, pp.30-35, (2003)

  24. K. Bando, D. Yamashita, K. Ohba: Numerical Simulation for Mechanism of Airway Narrowing in Asthma, JSME International Journal, Series C, 45(4), pp.1020-1027, (2002.12)

  25. K. Bando, D. Yamashita, K. Ohba: Numerical Simulation for Mechanism of Airway Narrowing in Asthma, Trans. JSME(C), 68(667), pp.713-719, (2002.3) [in Japanese]

  26. T. Kamimura, K. Ohba, K. Bando, K. Hanazono: Prediction of Pressure Distribution in Largely Deformed Collapsible Tube, Trans. JSME (B), 68(659), pp.134-140, (2002.2) [in Japanese]

  27. T. Tajikawa, K. Ohba, M. Iwatsu: Drag Reduction caused by Traveling Wave Occurring on the Surface of Elasto-Flexible Cylinder, Trans. JSME (B), 67(658), pp.1338-1344, (2001.6) [in Japanese]

  28. T. Kamimura, K. Ohba and K. Bando: Two-Dimensional Numerical Simulation and Experiment on Large Deformation of Collapsible Tube, JSME International Journal Series C, 43(4), pp.889-894, (2000)

  29. K. Ohba, K. Bando, H. Kamino (Mitsubishi Heavy Industries), T. Urabe (Matsushita Electric), S. Ikedo (Sharp), Y. Fujita (Mitsubishi Heavy Industries): Numerical Simulation and Experiment of Pulsatile Flow in Modeled Aortic Arch, Clinical Application of Computational Mechanics to the Cardiovascular System, Springer-Verlag, 118-131 (2000)

  30. M. Kai, K. Ohba: 蚊の羽ばたき飛行に関する実験的研究, Trans. JSME (B), 67(654), pp.451-458, (2001.2) [in Japanese]

  31. T. Tajikawa, K. Ohba, M. Iwatsu: Transient Wave Traveling on the Surface of Elasto-Flexible Cylinder in Uniform Water Flow, Trans. JSME (B), 67(653), pp.67-74, (2001.1) [in Japanese]

  32. T. Kamimura, K. Ohba, K. Bando: Two Dimensional Numerical Simulation and Experiment on Large Deformation of Collapsible Tube, Trans. JSME (C), 66(644), pp.1406-1412, (2000.4) [in Japanese]

  33. K. Ohba, K. Bando, A. Sakurai, Y. Tamura and K. Itonaga (Omron Institute of Life Science): Numerical Simulation and Experimental Verification of Wave Propagation in a Collapsible Tube, JSME International Journal (C), 42(3), pp.697-705, (1999.9)

  34. K. Ohba, K. Bando, A. Sakurai, Y. Tamura, K. Itonaga(Omron Life-science institute co.): Numerical Simulation and Experimental Verification of Wave Propagation in a Collapsible Tube, Trans. JSME (B), 64(627), pp.3729-3736, (1998.11) [in Japanese]

  35. M. Nakata(National Cardiovascular Center Research Institute(NCVC-RI)), T. Masuzawa(NCVC-RI), E. Tatsumi(NCVC-RI), Y. Taenaka(NCVC-RI), H. Takano(NCVC-RI), K. Ohba and K. Tsuchimoto(AISIN R&D): Characterization and optimization of flow pattern inside diaphragm-type blood pumps based on flow visualization techniques, ASAIO Journal, 44(5), M714-M718, (1998.9)

  36. P.H. Son and K. Ohba: Theoretical and experimental investigations on instability of an electrically charged liquid jet, Int. J. Multiphase Flow, 24(4), pp.605-615, (1998.6)

  37. P.H. Son and K. Ohba: Instability of a Perfectly Conducting Liquid Jet in Electrohydrodynamic Spraying: Perturbation Analysis and Experimental Verification, Journal of the Physical Society of Japan, 67(3), pp.825-832, (1998.3)

  38. M. Nakata(NCVC Inst.), T. Matsuzawa(NCVC Inst.), H. Tatsumi(NCVC Inst.), A. Takiura(NCVC Inst.), Y. Taenaka(NCVC Inst.), H. Takano(NCVC Inst.), K. Ohba, K. Tsuchimoto(Aisin Cosmos Institute), K. Tsukahara(Aisin Cosmos Institute), T. Ooumi(Aisin Cosmos Institute):  可視化技術による全人工心臓用血液ポンプ室内流れの検討, Japanese J. of Artifical Organs, 27(2), pp.330-335, (1998.2) [in Japanese]

  39. K. Ohba, A. Sakurai and J. Oka (Sharp Co.): Laser Doppler Measurement of Local Flow Field in Collapsible Tube during Self-Excited Oscillation, JSME International Journal (C), 40(4), pp.665-670, (1997.11) [in Japanese]

  40. M. Nakata, K. Ohba: Drag and Flow Field around Elasto-Flexible Cylinder in Uniform Flow, Trans. JSME(C), 63(607), pp.674-679, (1997.3) [in Japanese]

  41. K. Ohba, A. Sakurai, J. Oka(Sharp co.): 自励振動中のコラプシブルチューブ内の局所流れ場のＬＤＶによる測定, Trans. JSME(C), 63(607), pp.668-673, (1997.3) [in Japanese]

  42. M. Nakata and K. Ohba: Increase in Vortex Shedding Frequency from an Elasto-Flexible Cylinder in Uniform Water Flow, Journal of Physical Society of Japan, 65(9), pp.3080-3081, (1996.9)

  43. A. Sakurai, K. Ohba, Y. Futagami and M. Tsujimoto: The Effect of Longitudinal Tension on Flow in Collapsible Tube, JSME International Journal Series B, 39(2), pp.361-367, (1996.5)

  44. Y. Miyake(Osaka Univ.), K. Bando, K. Nakade(Osaka Univ.), K. Miyoshi(Kawasaki Heavy Industory co.): Numerical Simulation of Rotating Stall in Axial-Flow Fan Based on Two-Dimensional Model, Turbomachinery, 24(4), pp.205-210, (1996.4) [in Japanese]

  45. K. Ohba, H. Kamino, T. Urabe and S. Ikedo: Pulsatile Flow through a Tapered U-Bend as Simulated Aortic Arch (Flow Characteristics and Velocity Field), ASME FED-Vol.212, Bio-Medical Fluids Engineering, pp.23-28, (1995)

  46. A. Sakurai, K. Ohba, M. Tsujimoto, Y. Hutagami: コラプシブルチューブ内の流れに及ぼす管軸張力の影響, Trans. JSME(B), 60(579), pp.3642-3647, (1994) [in Japanese]

  47. A. Sakurai, et al.: A method for formulating realistic mathematical models based on arterial casts for the computational fluid mechanical studies on arterial flow and atherosclerosis, J. Physics III France, Vol.3, pp.1551-1556, (1993)

  48. K. Ohba and N. Fujiwara: Development of fiber optic laser Doppler velocimeter for measurement of local blood velocity, SPIE, Vol.2052, Laser Anemometry -Advances and Applications-, pp.195-201, (1993)

  49. K. Ohba and K. Nagae: Characteristics and behavior of the interfacial wave on the liquid film in a vertically upward air-water two-phase annular flow, Nuclear Engineering and Design, 141, pp.17-25, (1993).

  50. K. Ohba: Visualization of Velocity Profile in Blood-Related Flow by Laser Technique, Flow Visualization VI., Springer-Verlag, pp.119-124, (1992)

  51. K. Ohba and J. Isoda: Role of Bubble Behavior in Turbulence Structure of Vertical Bubbly Flow, Dynamics of Two-Phase Flows, CRC Press, pp.347-357, (1992)

  52. K. Ohba, M. Sato, S. Sakaguchi and A. Sakurai: Visualization and Measurement of Detailed Velocity Field in U-Bend and Branched Tube Using Laser-Induced Fluorescence Method, Applications of Laser Techniques to Fluid Mechanics, Springer-Verlag, 537-552, (1991)

  53. K. Ohba, et al.: Simultaneous Measurement of Size and Velocity of Large Particles by a Laser Doppler Method, Laser and Hot Wire/Film Velocimetries and Their Applications-II, Power Co., Ltd., 39-51, (1989)

  54. K. Ohba and A. Sakurai, et al.: Flow Oscillation and Wave Propagation in Collapsible Tube, Progress and New Direction of Biomechanics, Mita Press, 213-227, (1989)

  55. K. Ohba, et.al.: 液膜の局所膜厚と界面波速度の同時測定のための光ファイバ液膜センサ, Japanese J. of Multiphase flow, 3(1), pp.50-66, (1989) [in Japanese]

  56. K. Ohba, et al.: Visualization of Velocity Profile and Measurement of Wall Shear Stress in Branched Square Tube Using Laser Induced Fluorescence Method, Role of Blood Flow in Atherogenesis, Springer-Verlag, 145-150, (1988)

  57. K. Ohba, et al.: Simultaneous Measurements of Bubble and Liquid Velocities in Two-Phase Bubbly Flow Using Laser Doppler Velocimeter, Bulletin of JSME, 92(254), pp.2487-2493, (1986)

  58. K. Ohba, et. al.: レーザ計測法による垂直管内気泡流の研究(第3報, 気泡速度と液速度の同時測定), Trans. JSME (B), 51(472), pp.4194-4200, (1985)

    59. [in Japanese]

  59. K. Ohba, et.al.: 2ファイバ形LDVによる不透明流体の局所流速測定, Trans. JSME (B), 49(447), pp.2380-2389, (1983) [in Japanese]

  60. K. Ohba, et al.: Local Velocity Measurement of Opaque Fluid Flow Using Laser Doppler Velocimeter with Optical Dual Fiber Pickup, Engineering Applications of Laser Velocimetry, ASME, pp.145-152, (1982)

  61. K. Ohba, et al.: レーザ計測法による垂直管内気泡流の研究（第2報, 正方形管内気泡流の乱流構造）, Trans. JSME (B), 48(425), pp.78-87, (1982) [in Japanese]

  62. K. Ohba, et al.: レーザー干渉による粒径測定, Review of Laser Engineering, 9(1), pp.66-69, (1981) [in Japanese]

  63. K. Ohba, et al.: Direct Contact Condensation of Steam on a High Speed Spray Jet of Subcooled Water, Heat Transfer in Nuclear Reactor Safety, Hemispher, pp.289-300, (1980)