• 434 Citations
  • 10 h-Index
19982019

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Article
2019
1 Citation (Scopus)

In vitro flow and optical coherence tomography comparison of two bailout techniques after failed provisional stenting for bifurcation percutaneous coronary interventions

Adjedj, J., Picard, F., Mogi, S., Iwasaki, K., Aoumeur, H., Alansari, O., Agudze, E., Wijns, W. & Varenne, O., 2019 Jan 1, In : Catheterization and Cardiovascular Interventions. 93, 1, p. E8-E16

Research output: Contribution to journalArticle

1 Citation (Scopus)
2018

A proctoring system to manage the learning curve associated with the introduction of transcatheter aortic valve implantation in Japan

On behalf of the OCEAN-TAVI Registry, 2018 Jun 1, In : Heart and Vessels. 33, 6, p. 630-639 10 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Bench testing and coronary artery bifurcations: A consensus document from the European Bifurcation Club

Ormiston, J. A., Kassab, G., Finet, G., Chatzizisis, Y. S., Foin, N., Mickley, T. J., Chiastra, C., Murasato, Y., Hikichi, Y., Wentzel, J. J., Darremont, O., Iwasaki, K., Lefèvre, T., Louvard, Y., Beier, S., Hojeibane, H., Netravali, A., Wooton, J., Cowan, B., Webster, M. W. & 2 others, Medrano-Gracia, P. & Stankovic, G., 2018 Feb 1, In : EuroIntervention. 13, 15, p. e1794-e1803

Research output: Contribution to journalArticle

8 Citations (Scopus)
1 Citation (Scopus)

Long-Term Durability Test for the Left Ventricular Assist System EVAHEART under the Physiologic Pulsatile Load

Kitano, T. & Iwasaki, K., 2018 Jan 1, (Accepted/In press) In : ASAIO Journal. p. 168-174 7 p.

Research output: Contribution to journalArticle

2 Citations (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

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

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)

Prolonged inflation technique using a scoring balloon for severe calcified lesion: Creep phenomenon

Otsuka, Y., Koyama, T., Imoto, Y., Katsuki, Y., Kawahara, M., Nakamura, K., Kodama, S., Noguchi, H. & Iwasaki, K., 2017 Jan 1, In : International Heart Journal. 58, 6, p. 982-987 6 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

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)
3 Citations (Scopus)
2015

Biomechanical Modeling to Improve Coronary Artery Bifurcation Stenting: Expert Review Document on Techniques and Clinical Implementation

Antoniadis, A. P., Mortier, P., Kassab, G., Dubini, G., Foin, N., Murasato, Y., Giannopoulos, A. A., Tu, S., Iwasaki, K., Hikichi, Y., Migliavacca, F., Chiastra, C., Wentzel, J. J., Gijsen, F., Reiber, J. H. C., Barlis, P., Serruys, P. W., Bhatt, D. L., Stankovic, G., Edelman, E. R. & 3 others, Giannoglou, G. D., Louvard, Y. & Chatzizisis, Y. S., 2015 Aug 24, In : JACC: Cardiovascular Interventions. 8, 10, p. 1281-1296 16 p., 2103.

Research output: Contribution to journalArticle

42 Citations (Scopus)

Lessons from the real bench: Non-BRS

Ormiston, J., Darremont, O., Iwasaki, K., Murasato, Y., Hikichi, Y., Webber, B. & Webster, M., 2015 May 1, In : EuroIntervention. 11, p. V27-V30

Research output: Contribution to journalArticle

6 Citations (Scopus)

The effect of tendon stem/progenitor cell (TSC) sheet on the early tendon healing in a rat Achilles tendon injury model

Komatsu, I., Wang, J. H. C., Iwasaki, K., Shimizu, T. & Okano, T., 2015 Dec 8, (Accepted/In press) In : Acta Biomaterialia.

Research output: Contribution to journalArticle

21 Citations (Scopus)
2014

Optimal kissing balloon inflation after single-stent deployment in a coronary bifurcation model

Murasato, Y., Iwasaki, K., Yamamoto, T., Yagi, T., Hikichi, Y., Suematsu, Y. & Yamamoto, T., 2014 Dec 1, In : EuroIntervention. 10, 8, p. 934-941 8 p.

Research output: Contribution to journalArticle

17 Citations (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)
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

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)
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)

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)
2010

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)

Recent perspective on coronary bifurcation intervention: Statement of the "bifurcation club in KOKURA"

Murasato, Y., Hikichi, Y., Nakamura, S., Kajiya, F., Iwasaki, K., Kinoshita, Y., Yamawaki, M., Shinke, T., Yamada, S., Yamashita, T., Choo, G. H., Nam, C. W., Kim, Y. H., Jepson, N. & Ferenc, M., 2010 Aug 1, In : Journal of Interventional Cardiology. 23, 4, p. 295-304 10 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)
2009
2008

Bioengineered three-layered robust and elastic artery using hemodynamically-equivalent pulsatile bioreactor.

Iwasaki, K., Kojima, K., Kodama, S., Paz, A. C., Chambers, M., Umezu, M. & Vacanti, C. A., 2008 Sep 30, In : Circulation. 118, 14 Suppl, p. S52-57

Research output: Contribution to journalArticle

92 Citations (Scopus)
2004

Effect of the elastic conditions around a stentless valvular bioprosthesis on opening behavior

Fujimoto, T., Kawaguchi, D., Shiraishi, Y., Iwasaki, K., Arita, M., Tanaka, T. & Umezu, M., 2004 Sep 1, In : Journal of Artificial Organs. 7, 3, p. 133-136 4 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2003

Advance in animal experiments with the undulation pump total artificial heart: 50 and 54 day survival periods with 1/R control

Abe, Y., Chinzei, T., Isoyama, T., Kobayashi, S., Ono, T., Saito, I., Iwasaki, K., Ishimaru, M., Baba, A., Kouno, A., Ozeki, T., Tohyama, T. & Imachi, K., 2003 May 1, In : ASAIO Journal. 49, 3, p. 325-332 8 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Development of a polymer bileaflet valve to realize a low-cost pulsatile blood pump

Iwasaki, K., Umezu, M., Iijima, K., Inoue, A., Imachi, K. & Ye, C. X., 2003 Jan 30, In : Artificial Organs. 27, 1, p. 78-83 6 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Progress in the control system of the undulation pump total artificial heart

Saito, I., Chinzei, T., Abe, Y., Ishimaru, M., Mochizuki, S., Ono, T., Isoyama, T., Iwasaki, K., Kouno, A., Baba, A., Ozeki, T., Takiura, K., Tohyama, T., Nakagawa, H. & Imachi, K., 2003 Jan 29, In : Artificial Organs. 27, 1, p. 27-33 7 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Third model of the undulation pump total artificial heart

Abe, Y., Chinzei, T., Isoyama, T., Ono, T., Mochizuki, S., Saito, I., Iwasaki, K., Ishimaru, M., Baba, A., Kouno, A., Ozeki, T., Tohyama, T. & Imachi, K., 2003 Jan 1, In : ASAIO Journal. 49, 1, p. 123-127 5 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)
2002

Implications for the establishment of accelerated fatigue test protocols for prosthetic heart valves

Iwasaki, K., Umezu, M., Iijima, K. & Imachi, K., 2002 May 28, In : Artificial Organs. 26, 5, p. 420-429 10 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Ripple reduction control of the undulation pump total artificial heart

Saito, I., Chinzei, T., Mochizuki, S., Abe, Y., Isoyama, T., Iwasaki, K., Suzuki, T., Karita, T., Ono, T., Kouno, A., Ishimaru, M., Baba, A., Ozeki, T., Tohyama, T., Kobayashi, S. I. & Imachi, K., 2002 Mar 25, In : Artificial Organs. 26, 1, p. 40-44 5 p.

Research output: Contribution to journalArticle

The improved Jellyfish Valve: Durability enhancement with sufficient blood compatibility

Iwasaki, K., Umezu, M., Abe, Y., Chinzei, T., Isoyama, T., Saito, I., Ishimaru, M. & Imachi, K., 2002 Jan 1, In : ASAIO Journal. 48, 5, p. 532-537 6 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)
2001

A new hypothesis on the mechanism of calcification formed on a blood-contacted polymer surface

Imachi, K., Chinzei, T., Abe, Y., Mabuchi, K., Matsuura, H., Karita, T., Iwasaki, K., Mochizuki, S., Son, Y. P., Saito, I., Kouno, A. & Ono, T., 2001 Jan 1, In : Journal of Artificial Organs. 4, 1, p. 74-82 9 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Design improvement of the Jellyfish valve for long-term use in artificial hearts

Iwasaki, K., Umezu, M., Imachi, K., Iijima, K. & Fujimoto, T., 2001 Jan 1, In : International Journal of Artificial Organs. 24, 7, p. 463-469 7 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Method of ranking of heart valve characteristics at mitral position based on statistical model analysis

Arita, M., Iwasaki, K., Umezu, M., Yoshida, M., Fujimoto, T., Suma, H. & Isomura, T., 2001 Jan 1, In : Journal of Artificial Organs. 4, 2, p. 131-137 7 p.

Research output: Contribution to journalArticle

One month survival with the undulation pump total artificial heart in a goat

Abe, Y., Chinzei, T., Isoyama, T., Ono, T., Mochizuki, S., Saito, I., Iwasaki, K., Ishimaru, M., Karita, T., Kuono, A., Baba, K. & Imachi, K., 2001 Jan 1, In : Artificial Organs. 25, 1, p. 69-71 3 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2000

A study of rotation in a prosthetic heart valve under spiral flow conditions using a high speed video camera

Fujimoto, T., Hiruma, N., Tsutsumi, Y., Iwasaki, K., Shiraishi, K., Umezu, M., Begg, J. & Woodard, J., 2000 Dec 1, In : Japanese Journal of Artificial Organs. 29, 1, p. 117-120 4 p.

Research output: Contribution to journalArticle

Biomechanical analysis of an accelerated fatigue test method for polymer valves

Iwasaki, K., 2000 Dec 1, In : Japanese Journal of Artificial Organs. 29, 2, p. 489-495 7 p.

Research output: Contribution to journalArticle

Design of atrial cuff for the undulation pump total artificial heart

Imachi, K., Chinzei, T., Abe, Y., Isoyama, T., Ono, T., Mochizuki, S., Saito, I., Ishimaru, M., Iwasaki, K., Baba, A., Karita, T., Ozeki, T. & Kouno, A., 2000 Dec 1, In : Journal of Congestive Heart Failure and Circulatory Support. 1, 4, p. 195-200 6 p.

Research output: Contribution to journalArticle

Development of a miniature undulation pump for the distributed artificial heart

Abe, Y., Ono, T., Isoyama, T., Mochizuki, S., Iwasaki, K., Chinzei, T., Saito, I., Kouno, A. & Imachi, K., 2000 Sep 18, In : Artificial Organs. 24, 8, p. 656-658 3 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)