• 3676 Citations
  • 24 h-Index
1976 …2019

Research output per year

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Research Output

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Article
2019
1 Citation (Scopus)
1 Citation (Scopus)
2018
1 Citation (Scopus)

Low-temperature culturing improves survival rate of tissue-engineered cardiac cell sheets

Sakaguchi, K., Hinata, Y., Kagawa, Y., Iwasaki, K., Tsuneda, S., Shimizu, T. & Umezu, M., 2018 Jul 1, In : Biochemistry and Biophysics Reports. 14, p. 89-97 9 p.

Research output: Contribution to journalArticle

Modulation of the mechanical properties of ventricular extracellular matrix hydrogels with a carbodiimide crosslinker and investigation of their cellular compatibility

Fujita, K., Feng, Z., Sato, D., Kosawada, T., Nakamura, T., Shiraishi, Y. & Umezu, M., 2018 Jan 1, In : AIMS Materials Science. 5, 1, p. 54-74 21 p.

Research output: Contribution to journalArticle

Quantitative assessment of paravalvular leakage after transcatheter aortic valve replacement using a patient-specific pulsatile flow model

Tanaka, Y., Saito, S., Sasuga, S., Takahashi, A., Aoyama, Y., Obama, K., Umezu, M. & Iwasaki, K., 2018 May 1, In : International Journal of Cardiology. 258, p. 313-320 8 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Three-Dimensional Strain Measurements of a Tubular Elastic Model Using Tomographic Particle Image Velocimetry

Takahashi, A., Zhu, X., Aoyama, Y., Umezu, M. & Iwasaki, K., 2018 Sep 15, In : Cardiovascular Engineering and Technology. 9, 3, p. 395-404 10 p.

Research output: Contribution to journalArticle

Vascular responses to abrupt blood flow change after bypass surgery for complex intracranial aneurysms

Kataoka, H., Makino, Y., Takanishi, K., Kimura, Y., Takamura, K., Yagi, T., Iguchi, S., Yamamoto, A., Iida, H., Ogata, S., Nishimura, K., Nakamura, M., Umezu, M., Iihara, K. & Takahashi, J. C., 2018 Oct 1, In : Acta Neurochirurgica. 160, 10, p. 1945-1953 9 p.

Research output: Contribution to journalArticle

2017

A three-dimensional strain measurement method in elastic transparent materials using tomographic particle image velocimetry

Takahashi, A., Suzuki, S., Aoyama, Y., Umezu, M. & Iwasaki, K., 2017 Sep 1, In : PLoS One. 12, 9, e0184782.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Investigation of the influence of fluid dynamics on thrombus growth at the interface between a connector and tube

Matsuhashi, Y., Sameshima, K., Yamamoto, Y., Umezu, M. & Iwasaki, K., 2017 Jul 28, (Accepted/In press) In : Journal of Artificial Organs. p. 1-10 10 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Real-time visualization of thrombus formation at the interface between connectors and tubes in medical devices by using optical coherence tomography

Matsuhashi, Y., Sameshima, K., Yamamoto, Y., Umezu, M. & Iwasaki, K., 2017 Dec 1, In : PLoS One. 12, 12, e0188729.

Research output: Contribution to journalArticle

2 Citations (Scopus)
7 Citations (Scopus)
2016

Bio-inspired smart hydrogel with temperature-dependent properties and enhanced cell attachment

Kim, Y. J., Tachibana, M., Umezu, M. & Matsunaga, Y. T., 2016, In : Journal of Materials Chemistry B. 4, 9, p. 1740-1746 7 p.

Research output: Contribution to journalArticle

22 Citations (Scopus)

In vivo vascularization of cell sheets provided better long-term tissue survival than injection of cell suspension

Takeuchi, R., Kuruma, Y., Sekine, H., Dobashi, I., Yamato, M., Umezu, M., Shimizu, T. & Okano, T., 2016 Aug 1, In : Journal of Tissue Engineering and Regenerative Medicine. 10, 8, p. 700-710 11 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)

Regulatory science of new technology: tendency of medical professionals’ interests on silicone breast implants

Nakazaki, T., Ikeda, K., Iwasaki, K. & Umezu, M., 2016 Feb 26, (Accepted/In press) In : Journal of Artificial Organs. p. 1-6 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Stress relaxation and stress-strain characteristics of porcine amniotic membrane

Kikuchi, M., Feng, Z., Kosawada, T., Sato, D., Nakamura, T. & Umezu, M., 2016, In : Bio-Medical Materials and Engineering. 27, 6, p. 603-611 9 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
3 Citations (Scopus)
2015

A fibril-based structural constitutive theory reveals the dominant role of network characteristics on the mechanical behavior of fibroblast-compacted collagen gels

Feng, Z., Ishiguro, Y., Fujita, K., Kosawada, T., Nakamura, T., Sato, D., Kitajima, T. & Umezu, M., 2015 Oct 1, In : Biomaterials. 67, p. 365-381 17 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

In vivo assessment of novel stentless valve in the mitral position

Kainuma, S., Kasegawa, H., Miyagawa, S., Nishi, H., Yaku, H., Takanashi, S., Hashimoto, K., Okada, Y., Nakatani, S., Umezu, M., Daimon, T., Sakaguchi, T., Toda, K. & Sawa, Y., 2015 Jan 1, In : Circulation Journal. 79, 3, p. 553-559 7 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Medical image-based hemodynamic analysis for modified blalock-taussig shunt

Liu, J., Sun, Q., Hong, H., Sun, Y., Liu, J., Qian, Y., Wang, Q. & Umezu, M., 2015 Jun 19, In : Journal of Mechanics in Medicine and Biology. 15, 3, 1550035.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Time course of cell sheet adhesion to porcine heart tissue after transplantation

Chang, D., Shimizu, T., Haraguchi, Y., Gao, S., Sakaguchi, K., Umezu, M., Yamato, M., Liu, Z. & Okano, T., 2015 Oct 7, In : PLoS One. 10, 10, e0137494.

Research output: Contribution to journalArticle

13 Citations (Scopus)
2014

Expression of microRNA-1, microRNA-133a and Hand2 protein in cultured embryonic rat cardiomyocytes

Feng, Z., Takahashi, R., Nakamura, T., Sato, D., Shirasawa, N., Nakayama, A., Kurashige, S., Kosawada, T., Kitajima, T. & Umezu, M., 2014 Sep 1, In : In Vitro Cellular and Developmental Biology - Animal. 50, 8, p. 700-706 7 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Investigation on the mechanical characteristics of porcine amniotic membrane by uniaxial tensile test

Kikuchi, M., Feng, Z., Kosawada, T., Sato, D., Nakamura, T. & Umezu, M., 2014 Aug 17, In : Transactions of Japanese Society for Medical and Biological Engineering. 52, p. O-239-O-240

Research output: Contribution to journalArticle

1 Citation (Scopus)

Projects to accelerate the practical use of innovative medical devices to collaborate with TWIns, Center for Advanced Biomedical Sciences, Waseda University and School of Engineering, The University of Tokyo

Niimi, S., Umezu, M., Iseki, H., Iwasaki, K., Kasanuki, H., Harada, N., Mitsuishi, M., Kitamori, T., Tei, Y., Nakaoka, R. & Haishima, Y., 2014 Jan 1, In : Bulletin of National Institute of Health Sciences. 132, p. 16-18 3 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

The mechanisms of fibroblast-mediated compaction of collagen gels and the mechanical niche around individual fibroblasts

Feng, Z., Wagatsuma, Y., Kikuchi, M., Kosawada, T., Nakamura, T., Sato, D., Shirasawa, N., Kitajima, T. & Umezu, M., 2014 Sep, In : Biomaterials. 35, 28, p. 8078-8091 14 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)
2013

Clinical results of three-time-balloon-inflation method performed in elective PCI cases

Yamamoto, T., Iwasaki, K., Arai, J., Kitahara, S. & Umezu, M., 2013, In : Transactions of Japanese Society for Medical and Biological Engineering. 51, 6, p. 350-356 7 p.

Research output: Contribution to journalArticle

Experimental insights into flow impingement in cerebral aneurysm by stereoscopic particle image velocimetry: Transition from a laminar regime

Yagi, T., Sato, A., Shinke, M., Takahashi, S., Tobe, Y., Takao, H., Murayama, Y. & Umezu, M., 2013 Apr 5, In : Journal of the Royal Society Interface. 10, 82, 20121031.

Research output: Contribution to journalArticle

36 Citations (Scopus)

In vitro engineering of vascularized tissue surrogates

Sakaguchi, K., Shimizu, T., Horaguchi, S., Sekine, H., Yamato, M., Umezu, M. & Okano, T., 2013 Mar 1, In : Scientific reports. 3, 1316.

Research output: Contribution to journalArticle

181 Citations (Scopus)

In vitro fabrication of functional three-dimensional tissues with perfusable blood vessels

Sekine, H., Shimizu, T., Sakaguchi, K., Dobashi, I., Wada, M., Yamato, M., Kobayashi, E., Umezu, M. & Okano, T., 2013 Oct 28, In : Nature communications. 4, 1399.

Research output: Contribution to journalArticle

261 Citations (Scopus)

Numerical analysis of blood flow distribution in 4- and 3-branch vascular grafts

Konoura, C., Yagi, T., Nakamura, M., Iwasaki, K., Qian, Y., Okuda, S., Yoshitake, A., Shimizu, H., Yozu, R. & Umezu, M., 2013 Jun 1, In : Journal of Artificial Organs. 16, 2, p. 157-163 7 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Preliminary study on the development of a system dynamics model: The case of EVAHEART

Kato, T., Umezu, M., Iwasaki, K., Kasanuki, H. & Takahashi, Y., 2013 Jun 1, In : Journal of Artificial Organs. 16, 2, p. 242-247 6 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Proposition of an outflow boundary approach for carotid artery stenosis CFD simulation

Zhang, Y., Furusawa, T., Sia, S. F., Umezu, M. & Qian, Y., 2013 May 1, In : Computer Methods in Biomechanics and Biomedical Engineering. 16, 5, p. 488-494 7 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

The proportion of clinically relevant alarms decreases as patient clinical severity decreases in intensive care units: A pilot study

Inokuchi, R., Sato, H., Nanjo, Y., Echigo, M., Tanaka, A., Ishii, T., Matsubara, T., Doi, K., Gunshin, M., Hiruma, T., Nakamura, K., Shinohara, K., Kitsuta, Y., Nakajima, S., Umezu, M. & Yahagi, N., 2013 Oct 16, In : BMJ open. 3, 9, e003354.

Research output: Contribution to journalArticle

10 Citations (Scopus)
11 Citations (Scopus)
2012

Assessment of a novel stentless mitral valve using a pulsatile mitral valve simulator

Kasegawa, H., Iwasaki, K., Kusunose, S., Tatusta, R., Doi, T., Yasuda, H. & Umezu, M., 2012 Jan 1, In : Journal of Heart Valve Disease. 21, 1, p. 71-75 5 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Engineering analysis of the effects of bulging sinuses in a newly designed pediatric pulmonary heart valve on hemodynamic function

Suzuki, I., Shiraishi, Y., Yabe, S., Tsuboko, Y., Sugai, T. K., Matsue, K., Kameyama, T., Saijo, Y., Tanaka, T., Okamoto, Y., Feng, Z., Miyazaki, T., Yamagishi, M., Yoshizawa, M., Umezu, M. & Yambe, T., 2012 Mar 1, In : Journal of Artificial Organs. 15, 1, p. 49-56 8 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Fabrication of functional three-dimensional tissues by stacking cell sheets in vitro

Haraguchi, Y., Shimizu, T., Sasagawa, T., Sekine, H., Sakaguchi, K., Kikuchi, T., Sekine, W., Sekiya, S., Yamato, M., Umezu, M. & Okano, T., 2012 May 1, In : Nature protocols. 7, 5, p. 850-858 9 p.

Research output: Contribution to journalArticle

246 Citations (Scopus)

Influence of surgical arch reconstruction methods on single ventricle workload in the Norwood procedure

Itatani, K., Miyaji, K., Qian, Y., Liu, J. L., Miyakoshi, T., Murakami, A., Ono, M. & Umezu, M., 2012 Jul 1, In : Journal of Thoracic and Cardiovascular Surgery. 144, 1, p. 130-138 9 p.

Research output: Contribution to journalArticle

38 Citations (Scopus)

Tensile strength of human pericardium treated with glutaraldehyde

Yamashita, H., Ozaki, S., Iwasaki, K., Kawase, I., Nozawa, Y. & Umezu, M., 2012 Nov 23, In : Annals of Thoracic and Cardiovascular Surgery. 18, 5, p. 434-437 4 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)
2011

Effect of bileaflet valve orientation on the 3d flow dynamics in the sinus of valsalva

Yagi, T., Yang, W. & Umezu, M., 2011 Jun 7, In : Journal of Biomechanical Science and Engineering. 6, 2, p. 64-78 15 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Flux characteristics of cell culture medium in rectangular microchannels

Feng, Z., Fukuda, S., Yokoyama, M., Kitajima, T., Nakamura, T. & Umezu, M., 2011 Sep 1, In : Journal of Artificial Organs. 14, 3, p. 238-244 7 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Risk analysis of unruptured aneurysms using computational fluid dynamics technology: Preliminary results

Qian, Y., Takao, H., Umezu, M. & Murayama, Y., 2011 Nov 1, In : American Journal of Neuroradiology. 32, 10, p. 1948-1955 8 p.

Research output: Contribution to journalArticle

84 Citations (Scopus)
2010

Communications in Computer and Information Science: Preface

Li, B., Umezu, M., Irwin, G. W., Fei, M., Li, K., Chen, L., Li, X. & Ma, S., 2010, In : Communications in Computer and Information Science. 97 CCIS, PART 1

Research output: Contribution to journalArticle

Comparing accuracy of cerebral aneurysm size measurements from three routine investigations: Computed tomography, magnetic resonance imaging, and digital subtraction angiography

Takao, H., Murayama, Y., Ishibashi, T., Saguchi, T., Ebara, M., Arakawa, H., Irie, K., Iwasaki, K., Umezu, M. & Abe, T., 2010 Nov 12, In : Neurologia Medico-Chirurgica. 50, 10, p. 893-899 7 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Computational hemodynamic analysis in congenital heart disease: Simulation of the Norwood procedure

Qian, Y., Liu, J. L., Itatani, K., Miyaji, K. & Umezu, M., 2010 Jul 1, In : Annals of Biomedical Engineering. 38, 7, p. 2302-2313 12 p.

Research output: Contribution to journalArticle

71 Citations (Scopus)

Development and evaluation of a registration methodology for information-guided precision robotic laser neurosurgery system

Nakamura, R., Hara, M., Omori, S., Uematsu, M., Umezu, M., Muragaki, Y. & Iseki, H., 2010, In : IEEJ Transactions on Electronics, Information and Systems. 130, 3, p. 414-419+8

Research output: Contribution to journalArticle

Preface

Li, B., Umezu, M., Irwin, G. W., Fei, M., Li, K., Chen, L. & Jia, L., 2010, In : Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). 6328, p. 4-5 2 p.

Research output: Contribution to journalArticle

Viscoelastic characteristics of contracted collagen gels populated with rat fibroblasts or cardiomyocytes

Feng, Z., Seya, D., Kitajima, T., Kosawada, T., Nakamura, T. & Umezu, M., 2010 Sep 1, In : Journal of Artificial Organs. 13, 3, p. 139-144 6 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)