Search Results - "Nitta, S I"

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  1. 1

    Ultrasonic tissue characterization of infarcted myocardium by scanning acoustic microscopy by Saijo, Y, Tanaka, M, Okawai, H, Sasaki, H, Nitta, S I, Dunn, F

    Published in Ultrasound in medicine & biology (1997)
    “…The purpose of this study was to ultrasonically characterize infarcted human myocardial tissue at the microscopic level by scanning acoustic microscopy…”
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    Journal Article
  2. 2

    Transcutaneous DC-DC converter for totally implantable artificial heart using synchronous rectifier by Matsuki, H., Yamakata, Y., Chubachi, N., Nitta, S.-I., Hashimoto, H.

    Published in IEEE transactions on magnetics (01-09-1996)
    “…To drive a totally implantable artificial heart for a long period with transcutaneous energy transmission, it is necessary that the temperature rise of devices…”
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    Journal Article
  3. 3

    Development of intracoronary local adhesive delivery technique by Sonobe, T, Naganuma, S, Yambe, T, Kobayashi, S I, Sizuka, K, Katahira, Y, Nitta, K, Nitta, S I

    Published in International journal of artificial organs (01-06-1997)
    “…Acute coronary occlusion may occur in weak coronary atherosclerotic lesions, including dissection, ulceration or thrombus. In some cases of occlusion…”
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  4. 4

    Influence of tissue preparation on the acoustic properties of tissue sections at high frequencies by Sasaki, Hidehiko, Saijo, Yoshifumi, Tanaka, Motonao, Nitta, Shin-ichi

    Published in Ultrasound in medicine & biology (01-09-2003)
    “…The purpose of the present study was to clarify the influence of tissue preparation on the high-frequency acoustic properties by comparing the acoustic…”
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    Journal Article
  5. 5

    Temperature control of SMA artificial anal sphincter by Kakubari, Y., Sato, F., Matsuki, H., Sato, T., Luo, Y., Takagi, T., Yambe, T., Nitta, S.

    Published in IEEE transactions on magnetics (01-09-2003)
    “…The implanted device discussed here is an artificial sphincter that utilizes shape memory alloy (SMA). To provide an independent evacuation for the patients…”
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    Journal Article Conference Proceeding
  6. 6
  7. 7

    Sound spectral analysis of prosthetic valvular clicks for diagnosis of thrombosed Björk-Shiley tilting standard disc valve prostheses by Sato, N, Miura, M, Itoh, T, Ohmi, M, Haneda, K, Mohri, H, Nitta, S, Tanaka, M

    “…To evaluate clinical usefulness of sound spectral analysis in the early detection of prosthetic thrombosis, we analyzed specific patterns of thrombus formation…”
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  8. 8

    Expanded indication of percutaneous transluminal coronary angioplasty to the infarcted zone--using thallium-201 exercise scintigram after rehabilitation by Yambe, T, Takeda, H, Unno, K, Murata, Y, Shimanuki, Y, Itoh, H, Matsumoto, N, Yoshida, S, Konnai, T, Tadokoro, M

    Published in Kaku igaku (01-06-1989)
    “…In some cases of old myocardial infarction (OMI), left ventricular wall motion was improved after revascularization, though viability of the infarcted…”
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  9. 9

    Autonomic nervous function and localization of cerebral activity during lavender aromatic immersion by Duan, Xudong, Tashiro, Manabu, Wu, Di, Yambe, Tomoyuki, Wang, Qingtian, Sasaki, Takehisa, Kumagai, Kazuaki, Luo, Yun, Nitta, Shin-ichi, Itoh, Masatoshi

    Published in Technology and health care (2007)
    “…Changes in the autonomic nervous activity can be induced by various sensory and emotional stimuli. The authors examined whether the power spectral analysis of…”
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  10. 10

    Effect of acupuncture on cardiac output by Seki, T., Watanabe, M., Takayama, S., Konno, S., Yambe, T., Yaegashi, N., Nitta, S.-I.

    Published in European journal of integrative medicine (01-12-2009)
    “…We have been investigating the effect of acupuncture on peripheral circulation. Because it must be measured using a catheter, examination of cardiac output is…”
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  11. 11

    Acoustic properties of atherosclerosis of human aorta obtained with high-frequency ultrasound by Saijo, Y, Sasaki, H, Okawai, H, Nitta, S, Tanaka, M

    Published in Ultrasound in medicine & biology (01-09-1998)
    “…The ultrasonic properties of the tissue elements in the aorta were measured using a scanning acoustic microscope (SAM). Twelve autopsied aortas were…”
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  12. 12

    Changes of blood flow volume in the superior mesenteric artery and brachial artery with abdominal thermal stimulation by Takayama, S., Seki, T., Watanabe, M., Takashima, S., Sugita, N., Konno, S., Takeda, T., Yaegashi, N., Yambe, T., Yoshizawa, M., Maruyama, S., Nitta, S.-I.

    Published in European journal of integrative medicine (01-12-2009)
    “…In traditional Chinese medicine, moxibustion is a local thermal therapy that is used for several conditions. Quantifying the effects of moxibustion therapy has…”
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    Journal Article
  13. 13

    Outflow Control for Avoiding Atrial Suction in a Continuous Flow Total Artificial Heart by Olegario, Paul S., Yoshizawa, Makoto, Tanaka, Akira, Abe, Ken-ichi, Takeda, Hiroshi, Yambe, Tomoyuki, Nitta, Shin-ichi

    Published in Artificial organs (01-01-2003)
    “…: Continuous flow blood pumps, such as axial flow and centrifugal pumps, have been gaining interest as circulatory devices for total artificial hearts (TAHs)…”
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    Journal Article
  14. 14

    In Vivo Test of Pressure Head and Flow Rate Estimation in a Continuous-Flow Artificial Heart by Tanaka, Akira, Yoshizawa, Makoto, Abe, Ken-ichi, Takeda, Hiroshi, Yambe, Tomoyuki, Nitta, Shin-ichi

    Published in Artificial organs (01-01-2003)
    “…: To avoid using sensors with low biocompatibility and low durability in implantable total artificial heart (TAH) systems, the authors previously proposed a…”
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    Journal Article
  15. 15

    Visualization of human umbilical vein endothelial cells by acoustic microscopy by Saijo, Yoshifumi, Sasaki, Hidehiko, Sato, Masaaki, Nitta, Shin-ichi, Tanaka, Motonao

    Published in Ultrasonics (01-03-2000)
    “…The morphology and acoustic properties of the human umbilical vein endothelial cells (HUVECs) were evaluated using a scanning acoustic microscope system…”
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    Journal Article Conference Proceeding
  16. 16

    Chaos Attractors of Ventricular Elastance to Evaluate Cardiac Performance by Yambe, Tomoyuki, Yoshizawa, Makoto, Taira, Ryuzo, Tanaka, Akira, Tabayashi, Kouichi, Sasada, Hiroshi, Nitta, Shin-ichi

    Published in Artificial organs (01-01-2003)
    “…: Quantitative evaluation of cardiac function is very important in the clinical application of a ventricular assist device. This article reports a new…”
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    Journal Article
  17. 17

    Computational Flow Visualization in Vibrating Flow Pump Type Artificial Heart by Unstructured Grid by Kato, Takuma, Kawano, Satoyuki, Nakahashi, Kazuhiro, Yambe, Tomoyuki, Nitta, Shin-ichi, Hashimoto, Hiroyuki

    Published in Artificial organs (01-01-2003)
    “…: Computational flow visualization in the casing of vibrating flow pump (VFP) was made for various conditions based on the novel techniques of fluid dynamics…”
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  18. 18

    A less invasive Emax estimation method for weaning from cardiac assistance by NITTA, S.-I, YOSHIZAWA, M, YAMBE, T, TANAKA, M, TAKEDA, H

    “…The maximum elastance of the ventricle (Emax) is a strong candidate for a quantitative index used for determination of the timing of weaning the patient from a…”
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  19. 19

    Influence of tissue preparation on the high-frequency acoustic properties of normal kidney tissue by Sasaki, H, Saijo, Y, Tanaka, M, Okawai, H, Terasawa, Y, Yambe, T, Nitta, S

    Published in Ultrasound in medicine & biology (1996)
    “…The influence of various tissue preparations on the acoustic properties of normal kidney tissue at high frequencies was investigated. Eight surgically excised…”
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  20. 20

    Recent Progress on the Vibrating Flow Pump as a Totally Implantable Ventricular Assist Device by Yambe, Tomoyuki, Kobayashi, Shin-ichi, Yoshizawa, Makoto, Tanaka, Akira, Matsuki, Hidetoshi, Sato, Fumihiro, Tabayashi, Kouichi, Nitta, Shin-ichi

    Published in Artificial organs (01-09-2001)
    “…: This study describes the present state of progress in the development of the vibrating flow pump (VFP) ventricular assist system. We have proceeded with…”
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