Japan Society of Ultrasonics in Medicine

Japan Society of Ultrasonics in Medicine

Ultrasound Med. Biol., Vol. 3, pp. 255-265. Pergamon Press, 1977. Printed in Great Britain J A P A N SOCIETY OF U L T R A S O N I C S IN M E D I C I ...

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Ultrasound Med. Biol., Vol. 3, pp. 255-265. Pergamon Press, 1977. Printed in Great Britain

J A P A N SOCIETY OF U L T R A S O N I C S IN M E D I C I N E The 30th meeting of Japan Society of Ultrasonics in Medicine was held in Yonago City, Tottori, Japan from 10th to 12th November 1976. The following papers were presented.

CARDIOLOGY (ACQUIRED)

I. Echocardiographic Features of Bjork-Shiley Aortic Valve H. MATSUO, M. MATSUMOTO,Y. HAMANAKA, S. NAGATA, S. BEPPU, T. OHARA, M. DOI, A. PARK, S. SENNA, H. SAKAKIBARA and Y. NIMURA. Osaka University Medical School, Osaka, Japan. 2. Echocardiographic Findings in Three Cases with Prosthetic Heart Valve Dysfunction S. SHOMURA, M. NAKABAYASHI, F. KITAMURA, M. KUSAGAWA,K. YANAGIHARA, n. KATO, T. OWAKI and J. YOSHIKAWA. Mie University, Tsu, Japan.

7. A Case of Constrictive Pericarditis with Atypical U.C.G. Findings M. UEHARA, H, KANAYA, M. IDEISHI, T. SAKAI, S. noI, Y. SASAKI and K. ARAKAWA. Fukuoka University, Japan. 7a. Echocardiographic Study of Pericardial Effusion in Rheumatic Arthritis J. KAMIJIMA,T. TADENUMA, J. MURAMATSU, S. KASHIWAZAKI,Y. KAKUBARI,Y. YABATA, T. GOTOH, Y. KATOH, R. KIKAWADA, I. MORITA and A. TAKAGIM. Kitasato University, Sagamihara, Japan.

CARDIOLOGY (MITRAL VALVE)

8. Echoeardiographic Studies in the Aged Hearts (Hl)--Mitral Senosis M. INAZAWA,T. FUJINO, S. KANAYA, M. ITO and I. OYA. Kyushu University, Fukuoka, Japan.

3. Problems in Ultrasonic Evaluation of Prosthetic Valves M. TANAKA, K. NITTA, Y. TERASAWA, M. KASHIWAGI, T. MEGURO, H. HIKICHI, S. WATANABE, H. TAKEDA, T. HORIUCHI, S. NITTA and N. SATO. Tohoku University, Sendal, Japan.

9. Clinical Study of Thirty Patients with Low Amplitude Diamond Shaped Mitral Leaflets on Echocardiography Y. TADAO, T. MASAHO, T. SACHIKO, O. TOMOYO, Y. NAGAO, S. KINJI, Y. KYOICHI, K.. YOSHITAKAI. TADAAKI, Y. SUSUMU and T. YOOKO. Hyogo College of Medicine, Japan.

4. Differentiation of Malignant Left Atrial Tumor from Benign Myxoma by B-Mode Echocardiography F. OKUMACHI, T. OWAKI, H. KATO, K. YANAGIHARA, T. SUZUKI, Y. TAKAGI, K. YAMAMOTO and J. YOSHIKAWA. Kobe Municipal Central Hospital, Japan. 5. Echocardiographic Findings of the Two Cases of Malignant Cardiac Tumor G. TOMONAGA,T. HOSHINO, S. MORIOKA, S. MOTOMURA, Y. SHIMONOand R. KUSUKAWA. Tenri Hospital, Nara, Japan.

6. Echocardiographic Findings of the Interventricular Septum and the Mitral Valve in Constructive Pericarditis M. MATSUZAKI, S. MAEDA, T. YOROZU, K. FUKAGAWA, Y. IKEE, N. NOMOTO, i . KOMODA, J. MISE, O. TANIKADO and K. MURAKAMI. Yamaguchi University School of Medicine, Ube, Japan.

10. Echocardiographic Findings of Prolapsed Mitral Valve (Echo Source of Mid-Systolic Buckling) K. NAKAMURA, S. FURUKAWA, Y. FUKUDA, K. MIYAHARA, K. MISAKA, S. HASHIMOTO, M. FUKUDA, T. ISHIGAMIand M. TAKAOKA. Kagoshima University School of Medicine, Kagoshima, Japan. 11. The Multi-Layered Echo in Prolapsed Mitral Valve--Two-Dimensional Echocardiographic Approach S. BEPPU, S. NAGATA, M. TAMAI, T. OHARA, Y. PARK, M. DoI, S. SENNA, M. MATSUMOTO, H. MATSUO, H, SAKAKIBARAand Y. NIMURA. Osaka University Medical School, Osaka, Japan.

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12. UCG Findings of Calcified Mitral Annulus R. NOMOTO, M. SHIMIZU, H. UCHIMURA, N. FUGONO, O. TANIKADO and K. MURAKAMI. Saiseikai Shimonseki Hospital, Shimonoseki, Japan. 13. A Case of Subacute Bacterial Endocarditis with Vegetation and Perforation of Mitral Valve

K. MIYAHARA, S. FURUKAWA, H. MORI, K. NAKAMURA, K. HASHIMOTO, A. TAIRA and Y. Kagoshima University School Kagoshima, Japan.

Y. FUKUDA, MISAKA, S. MATSUKUBO. of Medicine,

CARDIOLOGY(PULMONARYVALVE) 14. Echocardiogram of Normal Pulmonary Valve Y. HADA, T. SAKAMOTO, T. HAYASHI, K. AMANO, H. ICHIYASUand C. TEL University of Tokyo Medical School, Tokyo, Japan.

15. Echocardiographic Findings of Primary Pulmonary Hypertension T. HANEDA, N. ISHIDE, Y. KAKUDA T. MIURA, M. OHE, K. MIYAZAWA and T. TAKISHIMA. Tohoku University School of Medicine, Sendai, Japan. 16. Fluttering of the Pulmonary Valve H. OKU, C. TANAKA, M. NISHIMOTO, Y. IKUNO, K. FURUKAWA, S. KAWAI, K. TAKEUCHI and K. SHIOTA. Osaka City University Medical School, Japan.

17. Experimental Study on the Aortic and Pulmonic Valve Echo K. MINAMI, H. KOIE, S. MIKI, R. YASUDA, K. KUSUHARA, H. ISHIHARA, Y. MASUDA, M. TAKAMARU, T. NISHI and K. KAZIMA. Tenri Hospital, Nara, Japan. 18. Two-dimensional Echocardiography by Wide Angle Electronic Sector Scanning (2rid Report). Some Investigations about Identification of Echoes from Aortic Cusps and Aortic Root H. MATSUO, M. MATSUMOTO,Y. HAMANAKA, T. OHARA, S. SENDA, Y. NIMURA, Y. YAMADA, A. TERASOMA, K. KOBAYASHI, H. TANAHASHIand H. KIMURA. Osaka University Medical School, Osaka, Japan.

19. A New Wide Angle (about 110°) Sector Scanner System and Real-Time recording of Long Axis Heart Images from Aorta to Apex K. HISANAGA, K. NAGATA, S. YOSHIDA, A.

HISANAGA, N. HIBI, K. NISHIMURA,H. TADA, and T. KAMBE. Mitsubishi Nagoya Hospital, Nagoya, Japan. 20. Aortic Root Motion and Stroke Volume T. YOROZU, M. MATSUZAKI, S. MAEDA, K. FUGAGAWA, M. OKABE, Y. IKEE, T. SASADA, K. NOMOTO, M. KOMODAand J. MISE. Yamaguchi University School of Medicine, Ube, Japan. 21. Dynamic Analysis of the Dimension and the Excursion of the Aortic Root by Ultrasound K YOICHIRO,U. KINJIRO, Y. KENICHI, K. Yo, U. YASUO, K. MASAMI, H. TAKASHI, K. TOSHIHIKO, O. TADAYOSHI, S. SEIICHI, K. MASATAKA and K. TAKESHI. Iwate Medical School, Morioka, Japan. 22. Echocardiographic Findings in Aortic Regurgitation by Bacterial Endocarditis

G. OSAKADA, T. SHIMADA, M. TAKAHASHI, T. NISHIMURA, S. MORIOKA, C. KAWAI and H. KOTOURA. Kyoto University Faculty of Medicine, Kyoto, Japan. 23. Echocardiographic Findings in Patients with Aortitis Syndrome K. MIHARA, H. TANAKA, H. OKURA, H. SASAKI, Y. TAGUCHI, Y. NAKAZONO, H. KATANOZAKO,Y. TOYAMAand T. KANEHISA. Kagoshima University Faculty of Medicine, Kagoshima, Japan. 4. Study on Mechanism of LV Contractility by Application of Ultrasound Cardiotomogram, Report 23. Evaluation Left Ventricular Posterior Wall Movement by the Successive Ultrasound Cardiotomogram K. ITOH, H. TAKAHASHI, K. OKUDA and K. NAKAGAWA. National Osaka Hospital, Osaka, Japan.

25. The Echo Source of the Left Atrial Wall with Real Time, B-mode Echocardiography K. FURUKAWA, J. YOSHIKAWA, N. YAMAGUCHI, T. OWAKI, H. KATO, K. YANAGIHARA, T. SUZUKI, F. OKUMACHIand Y. TAKAGI. Mie University School of Medicine, Tsu, Mie, Japan. 26. The Study of Isometric Contraction Time and Isometric Relaxation Time of Left Ventricle in Athletes K. ISHIDA, N. YAMANAKA, A. UCHIDA, H. SUZUKI, Y. NAGASAYA, S. YABUKI alid K. SEKI. Toho University School of Medicine, Tokyo, Japan.

Japan Society of Ultrasonics in Medicine 27. Noninvasive Measurement of Valvular Regurgitation: Its Clinical Evaluation T. HAYASHI,T. YAMAKADO,K. KANAMASA, S. OHTANI, A. KATO, Y. KOHASHI, K. ISHIKAWA and R. KATORI. Kinki University School of Medicine, Osaka, Japan. 28. Data Processing of Echocardiogram with a Digital Computer and Its Application to the Evaluation of Left Ventricular Function H. MATSUO, A. KITABATAKE,M. MATSUMOTO, Y. HAMANAKA,Y. TAKASHI, S. BEPPU, M. OoI, S. SENDA, K. KIMURA, M. INOUE, Y. NIMURA and H. ABE. Osaka University Medical School, Osaka, Japan. CARDIOLOGY(FUNCTIONII) 29. Echocardiographic Determination of Left Ventricular Mass: Clinical and Experimental Evaluation K. INOUE, K. KUWAKI,K. UEDA, H. KYONO, Y. UCHIDAand N. YOSHIMOTO, Tokyo Metropolital Police Hospital, Tokyo, Japan. 30. Effects of Age on Left Ventricular Echocardiographic Variables in Normal Subjects K. INOUE, K. UEDA, K. KUWAKI,H. KYONO, T. SHIRAI, S. HOMMA, T. MATSUKIYO, K. KITAMI, K. TAKASHIand H. OHSUZU, Tokyo Metropolitan Police Hospital, Tokyo, Japan. 32. Studies on Left Atrial Overload in the Aging HeartmEchocardiographic and Pathological Correlations M. HIRATA, H. YASUDA, S. KANAYA, T. FUJINO, M. ITO, Y. NISHIHARA and T. KUROZUMI. Kyushu University School of Medicine, Japan. 33. Clinical Limitation and Problem of Echocardiographic Evaluation of Cardiac Kinesis in Hypertension J. MURAMATSU,J. KAMIJIMA,Y. KAKUBARI, K. ENDO, Y. YABATA,T. GOTOH, Y. KATOH, R. KIKAWADA, I. MORITA, A. TAKAGI, M. HAYASHI and R. FURUKI. Kitasato University School of Medicine, Sagamihara, Japan. 34. Echocardiographic Studies on Hypertension K. KATAYAMA,T. FUJINO, S. KANAYA and M. ITO. Moji National Railroad Hospital, Japan. 35. The Echocardiographic Evaluation of Hemodynamics in the Patients Receiving Hemodialysis UMBVol3.No.2/3~G

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R. KINOSHITA,M. FUJINO, Y. HAMANAKA,K. YAMADA, H. KIMURA,T. FUJINO, M. ITO and K. GOTO Hamanomachi Hospital, Fukouka, Japan. 36. Echocardiographic Study in Patients with Chronic Renal Failure M. KoJo, K. OKITA, E. MINAGAWA, S. KODAMA, S. IENAGA, F. NAKASHIMA, Y. SHIMOKAWA,M. KANZAKIand H. MATSUO • Beppu National Hospital, Japan. 37. Echocardiographic Observation in Duchenne's Progressive Muscular Dystrophy M. NOMURA, S. OHASHI, Y. MIYAGI, H. HISHIDA, S. HISADA, Y. MIZUNO, K. MOCHIZUKI, T. TACHIBANA, Y. ICHIE, Y. FUTAMURAand S. YASUI. Fujita Gakuen University School of Medicine, Japan. CARDIOLOGY(VENTRICULARSEPTUM) 38. Echocardiography and High Speed Ultrasonocardiotomography of Experimental Pulmonary Embolism in Dogs N. TANIGAWA, K. KOMAKI, T. SAITO, K. IMA1, M. NISHIZAWA, Y. OZAWA and M. HATANO. Nihon University School of Medicine, Tokyo, Japan. 39. Reassessment in the Echocardiographic Measurement of the Posterior Left Ventricular Wall Thickness K. YANAGIHARA,T. OWAKI, H. KATO, T. SUZUKI, F. OKUMACHI, Y. TAKAGI, K. YAMAMOTOand J. YOSHIKAWA. Kobe Municipal Central Hospital, Japan. 40. Detection by Ultrasono-cardiotomography of Morphological Abnormalities in Myocardial Infarction M. TANAKA, S. KOSAKA, Y. TERASAWA,K. KONO, H. HIKICHI,K. NITTA, M. KASHIWAGI, T. MEGURO, S. WATANABE, H. TAKEDA, T. NAKAMURAand T. EBINA. Tohoku University, Sendai, Japan. 41. Echocardiographic Study of the Mechanism of Abnormal Septal Motion in Atrial Septal Defect H. MATSUKUBO,T. MATSUURA,N. ENDO, M. TOHARA, J. ASAYAMA, T. WATANABE, K. FURUKAWAand H. IJICHI. Kyoto Prefectural University of Medicine, Kyoto, Japan. 42. Two-dimensional Echocardiographic Study on Abnormal Septal Motion in Atrial Septal Defect (ASD) N. KIMURA, J. JINNOUCHI, H. YOSHIOKAY. KOGA and H. TOSHIMA. Kurume University School of Medicine, Kurume, Japan.

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43. Clinical Study on Atrial Septal Defect by Means of Ultrasono-cardiotomographymWith Special Reference to the Backward Deviation of Interventricular Septum Y. FUKUI, T. SAKAKIBARA,T. KATO, N. HIBI, T. ARAKAWA,K. NISHIMURA,H. TATEMATSU, A. MIWA, H. TADA, T. KAMBE and N. SAKAMOTO. Nagoya University School of Medicine, Nagoya, Japan. 44. Interventricular Septal Motion in Ventricular Septal Defect T. OKI, M. MATSUHISA, C. KONDO, T. TANIGUCHI, K. KAWAHARA,T. NIKI, H. MORI and S. SAWADA. Tokushima University, Tokushima, Japan. 45. Studies on the Cardiac Movement in the Patients with Pacemaker Implantation by Echocardiography (lst Report). Special Reference to the Motion of Anterior Right Ventricular Wall and Interventricular Septum N. MITUI, B. AMAKUSA, H. HIRAI, S. YABUKI and K. SEKI. Toho University, Tokyo, Japan. 46. Ultrasonic Study of Cardiac Function. Influences of Respiratory Function and Pulmonary Circulation (Part Vh L. V. Function and Interventricular Septum of Cor Puimonale) K. KITAZATOand M. KIMURA. Fukuoka Higashi National Hospital, Japan. 47. Echocardiographic Measurement of the Left Ventricular Septal Thickness, A Correlative Study with Left Ventriculography and Biventricular Cineangiography N. KIMURA, H. YOSHIIOKA,Y. KOGA, J. JINNOUCHI, T. AKIYOSHIand H. TOSHIMA. Kurume University School of Medicine, Jurume, Japan.

48. Echocardiographic Features of the Anterior Right Atrial Wall S. NAGATA, M. MATSUMOTO, S. BEPPU, T. OHARA, Y. PARK, M. noI, T. KUZUYA, S. SENDA, H. MATSUO, H. SAKAKIBARAand Y. NIMURA. Osaka University Medical School, Osaka, Japan. CARDIOLOGY(CONGENITAL) 49. Echoeardiographic Findings in Discrete Subarotic Stenosis K. NAKAMURA, Y. NAGAI, Y. ATHUCHI, F. ADACHI, M. SHIBUYAand K. HIROSAWA. Tokyo Women's College, Tokyo, Japan.

50. Echocardiographic Findings in Discrete Subaortic Stenosis H. TOYOMASU, Y. YOKOKURA, K. KOSUGA, K. OHISHI and M. KOGA. Kurume University School of Medicine, Kurume, Japan. 5I. Echocardiographic Findings in the Discrete Suhaortic Stenosis M. MATSUI, S. SUZUKI and T. ARAI. Jikei University School of Medicine, Japan.

52. Echocardiographic Findings in Patient With Double Outlet Right Ventricle (DORV), VSD, PDA and MS A. SHIINA, T. YAGINUMA, K. KAWASAKI,M. TSUCHIYA, Y. MATSUMOTO, K. ITOH, T. TOMITA, K. MIYATA, Y. MATSUMOTO, N. KAWAI and S. HOSADA. Jichi Medical School, Tochigi, Japan. 53. Echocardiographic Findings in the Congenital Tricuspid Insufficiency S. SUZUKI, M. MATSUI and T. ARAI. Jikei University School of Medicine, Tokyo, Japan. 54. Paradoxical Motion of the Interventricular Septum in a Patient with Single Coronary Artery T. OGAMI, T. YAMAMOTO, M. TANIMOTO, S. TANIGUCHI, M. OYANAGI, Y. NOMURA, T. KOIDE, Y. SAITO, H. ANDO, T. IWASAKIand S. YORIFUJI. Hyogo College of Medicine, Japan. 55. Echocardiographic Diagnosis of Congenital Absence of the Pericardium H. KATO, T. OWAKI, K. YANAGIHARA, T. SUZUKI, F. OKUMACHI, Y. TAKAGI, K. YAMAMOTO and J. YOSHIKAWA. Kobe Municipal Central Hospital, Japan. 56. Abnormal Echocardiographic Findings in Aberrant Muscle Bundle in Left Atrium M. KUMATE, D. SHIMIZU, H. TOYOMASU, Y. YOKOKURA, K. KOSUGA, K. OHISHI, M. KOGA, J. JINNOUCHI, H. YOSHIOKA and Y. KOGA. Kurume University School of Medicine, Japan.

57. Echocardiographic Findings in Atrial Septai Defect with Severe Pulmonary Hypertension H. KOTOURA,T. NISHIMURA,M. TAKAHASHI, G. OSAKADA, S. MoRIOKA, Y. NAGAI and C. KAWAI. Kyoto University Hospital, Kyoto, Japan.

Japan Society of Ultrasonics in Medicine 58. Diagnostic Significance of Echocardiography in Evaluation of Surgery to Atrial Septal Defect T. KABASAWA, K. KAMEI, M. OHNO, Y. YAZAWA, T. KASAHARA, S. KAMATA, H. SATOH, Y. YAMAZAKI,N. HIGUMA, T. SHU, H. MUROOKA,K. TAMURA,K. ASANOand M. MATSUOKA. Niigata University School of Medicine, Niigata, Japan. NEUROLOGY,OPHTHALMOLOGY,BREASTANDTHYROID 59. Echoventrieulography with Immersion Method S. TOKASHIKI,K. MORITAand Y. TAKEHARA. Kanto Chuo Hospital, Tokyo, Japan. 60. On the Correlation with Pnisatile Echoencephalogram to Carotid Arteriogram (Tth Report) H. NARIKAWA,I. TAKAHASHI,S. TAKASE, G. SATO and K. ITAHARA. Tohoku University School of Medicine, Sendai, Japan. 61. Comparison of High Quality Ultrasonotomography (Aloka SSD-65) with Computerized Tomography (ACTA and EMI Scan) in Ophthalmology A. KANEKO. National Cancer Center Hospital, Japan. 61. A Digitized Color Display Method for Scan Conversion Memory Y. YAMAMOTO, K. ITO, M. ITOH and Y. K1MURA. Tokyo Metropolitan Komagome Hospital, Tokyo, Japan. 63. Ultrasonic Diagnosis of the Mammary and Thyroid Gland Tumors by the Electroscanning Equipment (Immersion Linear Scanning Method) H. YOKOI, M. NAKAHARA,T. TATSUMI, K. ITO, M. ITOH, S. YUTA, K. TANAKA,M. OKA and R. UCHIDA. Nissei Hospital, Osaka, Japan. 64. Biomechanics of the Human Vocal Cord-Measurement of Resonance Frequencies Using the Ultrasonic Pulse Method T. KANEKO, K. UCHIDA, J. NAITO, K. HAYASAKI, T. YOSHIOKAand H. SUZUKI. Chiba University School of Medicine, Japan. 65. Cerebral Arterial Occlusion and Pulsatile Intracranial Echoes M. OKA, T. NISHII and H. MORIWAKI. Wakayama Medical College Hospital, Wakayama, Japan. 66. The Ultrasonic Characteristics of Orbital Myositis S. TANE, Y. KIMURA, S. ITO and M. NAGAE. St. Morianna University, Kawasaki, Japan.

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67. Differential Diagnosis of Benign and Malignant Mammary Tumors by Digital Ultrasonotomgraphy (Clinical Applications of the Image Processing Using Laplacian Treatment and Multiple Ultrasonic Tomograms) Y. YOKOI, T. TATSUMI, M. NAKAHARA, K. ITO, M. ITOH, S. YUTA and K. MIZUKAWA. Nissei Hospital, Osaka, Japan. ABDOMEN(PANCREAS) Estimation of Pancreatic 68. Diagnostic Ultrasonography S. AKIMOTO, Y. OSADA, K. TAKASAKI, K. HAMANO and H. OBATA. Tokyo Women's Medical College, Tokyo, Japan. 69. Echographic Study of the Pancreas R. AKIMA, K. SAIGENJI, Y. TAMECHIKAand H. OKABE. Kitasato University School of Medicine, Japan 70. Endoscopic Ultrasonic Scanning of the Pancreas T. [NOUE, K. TAKAO, M. NAGATSU, H. HIROMOTO, Y. IWAMOTO, Y. SATO and T. MITSUNO. School of Medicine, Kobe University, Kobe, Japan. 71. Diagnosis of Pancreatic Tumors by UItrasonotomography I. LIM, M. OHTA,H. SUZUKI,A. OTSUKIand K. MIURA. Tohoku Rosai Hospital, Sendai, Japan. 72. Echographic Diagnosis of Carcinoma of the Pancreas Study of the Resectable Pancreatic Carcinoma E. WATANABEand I. YOKOYAMA. University of Kumamoto, Kumamoto, Japan. 73, Ultrasonotomography of the Pancreas; Abdominal Gaseous Distension in Pancreatitis T. KITAMURA,F. NAKAGAWA,Y. NAKASE, S. KAWAI, H. ASAI and H. OOMI. Center for Adult Diseases, Osaka, Japan. ABDOMEN(HEPATO-BILIARYSYSTEMS) 74, A New Echographic Finding on Liver Cirrhosis with Electronic Linear Scanning Y. TAKEHARA,S. TOKASHIKI,K. MORITA,A. MATSUDA, K. hNUMA and T. KIDOKORO. Kanto Chuo Hospital, Tokyo, Japan. 75. Intrahepatic Multiple Echo Found in a Case of Metastatic Liver Cancer T. OZAKI, M. TOMIZAWA,H. SASAKI and F. [CHIDA. Niigata University Faculty of Medicine, Niigata, Japan.

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76. Studies of Ultrasonic Tomograms in Operated Cases with Cholelithiasis (3rd Report) H. OGAWA, T. KAWAMURA, T. TAKEUCHI, K. AZUMA, T. YAMADA, T. FUSE and S. SUNAHARA. Sumitomo Hospital, Osaka, Japan. 77. Quantitative Analysis of Gallstone Echo First Report; Method and Pure Cholesterin Stone S. SAKAGUCHI,T. FURUSAWA,H. KAWASAKI, E. OHIRA, N. MASUZAWAand M. IDE. Kokura National Hospital, Japan. 78. Two Cases of Cholelithiasis Diagnosed by Ultrasonotomography in Spite of Positive Cholecystogram without Stone Shadow T. NISHINA, H. MATSUNAGA, H. HORI, M. NAKANO, H. ABE, M. MAKUUCHI and T. MUROI. Metropolitan Otsuka Hospital, Tokyo, Japan. 79. Clinical Application of Electronic Linear Scanning on Echocholecystography Y. TAKEHARA,S. TOKASHIKI,K. MORITA,A. MATSUDA, K. IINUMAand T. KODOKORO. Kanto Chuo Hospital, Tokyo, Japan. 80, Ultrasonotomography of Three Cases with Dilatation of the Common Bile Duct K. OHASHI, S. YAMAMOTOand Y. HIRANO. Kawasaki Medical School, Kurashiki, Japan. 81. Ultrasonic Test for Patients with Obstructive Jaundice K. TAKASAKI, K. KOBAYASHI, G. NISHIMURA, K. MORITAand H. KAGADA. Nihon University School of Medicine, Tokyo, Japan. 82. Ultrasonic Findings of Spontaneous Dilatation of the Biliary Tract--Especially in Childhood K. KOBAYASHI, I. TAKASAKI, I. AZUMA, I. OKABE, K. MORITAand H. KAGADA. Nihon University School of Medicine, Tokyo, Japan.

ABDOMEN(SPLEEN,STOMACHETC.) 83. Echographic Pattern of Advanced Gastric Cancer (Borrmann IV) T. KOBAYASHI, O. TAKATANI and K. KIMURA. National Cancer Center Hospital, Tokyo, Japan. 84. Ultrasonic Diagnosis of the Upper Abdomen (Stomach) by the Electro-Scanning Equipment H. YOKOI, T. TATSUMI, M. NAKAHARA, K. ITO, M. ITOH, S. YUTA, K. TANAKA and R. UCHIDA. Nissei Hospital, Osaka, Japan.

85. Echograpby of the Splenic Infarct in a Case of S. L. E. K. ITOH, A. HAYASHI, T. KAWAI and T. DAIMON. Jichi Medical School, Tochigi, Japan. 89. Ultrasonotomography of the Spleen (9th Report). The Ultrasonic Tomography of the Spleen in Colitis Ulcerosa H. ASAI, T. MONNA, T. KITAMURA,F. NAKAGAWA,S. KAWAIand H. OOMI. Osaka City University Medical School, Osaka, Japan. 87. The Ultrasonic Tomogram of the Spleen (19th) Correlation between the Sectional Area and Volume of the Spleen T. KOGA, M. MORIYAMA,Y. MASUDAand Y. MORIKAWA. Koga Hospital, Fukuoka, Japan. 88. A Case of Pseudomyxoma Peritonei Without Abdominal Distension Diagnosed Preoperatively by Echo-guided Aspiration Biospy M. MAKUUCH1, K. KAMIYA, O. OOTZUBO, F. SHIMA,T. WADAand T. MUROI. University of Tokyo, Tokyo, Japan. UROLOGY 89. Ultrasonic Diagnosis of Testicular Torsion K. HARADA, D. IGARI, Y. TANAHASHI, H. WATANABEand M. SAITOH. Tohoku University School of Medicine, Sendai, Japan. 90. Ultrasonic Diagnosis for Urinary Tract Diseases--Mainly for Determination of Infiltration of Bladder Tumor T. SHIRAISHI, Y. MATSUMURA and T. NIIJIMA. Okayama University Medical School, Okayama, Japan. 91. Ultrasonotomography of the Prostate (28th Report)---Correlation Between Prostatic Weight and Hormone Treatment D. IGARI,Y. TANAHASHIand K. HARADA. Tohoku University School of Medicine, Sendai, Japan. 92. CHnical Application of Ultrasonic AspirationBiopsy Transducer (Report 3). Percutaneous Nephrostomy Y. SAWAMURAand K. ANDO. Toho University School of Medicine, Tokyo, Japan. 93. Ultrasonic Diagnosis of the Renal Disease T. OUCHI, M. KONDO and H. TAKAHASHI. Juntendo University School of Medicine, Tokyo, Japan.

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Japan Society of Ultrasonics in Medicine OBSTETRICSANDGYNECOLOGY 94. Ultrasonotomographie Studies on Ovarian Cyst S. SATO, N. TAKAHASHI,N. KATAGIRIand Y. SHIOJIMA. Yokohama City University School of Medicine, Yokohama, Japan. 95. The Ultrasonographic Study of Pelvic Tumors: Ultrasonogram of Leiomyosarcoma M. IKUTA, K. HISAMATSUand H. SATO. Kure National Hospital, Hiroshima, Japan.

96. Analysis of Characteristic Patterns on the Gray Scale Tomograph of Hydatidiform Mole K. SUGIURA and S. KUWABARA. Kanazawa Medical University, Japan. 97. Forelying Chorion and Prognosis of Precipitated Abortion I. KAISUKE, S. MASAKATSU, K. SABUROH, S. SHIGETSUGU, O. SHUHEI and H. KAZUO. Nippon Medical School, Tokyo, Japan. 98. Ultrasonic Diagnosis of Threatened Abortion and Intra-nterine Fetal Death Y. CHIBA, H. TAKEMURA, M. HISAMATSU,M. ASADA and H. KURACHI. Osaka University Medical School, Osaka, Japan. 99. Ultrasonotomographic Studies on Ovarian Tumor M. SAIKI, T. SOGAWA, A. YOSHIDA, M. KAWANO, K. WATANABE,T. MATSUSHITA,M. TAKAYANAGIand H. ADACHI. Tokushima University, Tokushima, Japan. 100. Ultrasonographic Study of Ovarian Tumor Especially Malignant Ovarian Tumor S. KAWAI, K. DOBSSHI, K. YAGI, H. HAGIWARA, T. YOSHITAKE,H. SAKAMOTO,Y. OYAMA, M. TOMITA, K. YAMAMOTO, Y. NOMURA, Y. HUKUI and S. TAKAGI. Nihon University Medical School, Japan.

101. Tomograms of Foreign Bodies in Obstetrics and Gynecology K. NIWA, N. AKAMATSU, S. KOBAYASHI, K. SEKmA and A. UNO. Okayama University Medical School, Okayarea, Japan. 102. Mapping of Pelvic Cavity by Ultrasonic Tomography T. KOYANAGI, H. NAKANO, F. Nil and C. SAKAMOTO. Kyushu University School of Medicine, Fukuoka, Japan.

103. Utilization of Log. Amplifier for Improving Ultrasonic Tomogram in Obstetrics and Gynecology S. KOBAYASHI, K. SEKIBA, K. NIWA, Y. YAMAMOTO, I. INISHITA, N. AKAMATSU and M. KIRA. Okayama University Medical School, Okayarea, Japan. 104. Various Fetal Movements in utero Observed by Electronic Scan Ultrasonic Cinema-Tomography H. TAKEMURA,Y. CHINA, M. HISAMATSU,N. SUGITA, M. ASADA, S. OHMINATO, T. HASEGAWA and H. KURACHI. Osaka University Medical School, Osaka, Japan.

105. Electronic Linear Scanning in Obstetrics S. MINOURA, K. HARA, T. OKAI, M. HOGAKI and S. SAKAMOTO. University of Tokyo Medical School, Tokyo, Japan. 106. Study of Fetal Anatomy by Ultrasonic Tomography (2nd Report) F. Nil, H. NAKANO, T. KOYANAGI and C. SAKAMOTO. Kyushu University School of Medicine, Fukuoka, Japan.

107. Ultrasonotomographic Measurement of Fetal Growth Pattern A. YOSHIDA, T. SOGAWA, M. SAIKI, M. KAWANO, K. WATANABE,T. MATSUSHITA,M. TAKAYANAGIand H. ADACHI. Tokushima University, Tokushima, Japan. 108. Prediction of Fetal Weight From Ultrasonic Measurement K. MIYAGAWA, Y. KURIMURA and A. FUJIWARA. Hiroshima University School of Medicine, Hiroshima, Japan. DOPPLERSYSTEMS 109. Synthetic Focusing Probe for M-sequence Ultrasonic Doppler Flowmeter with High Lateral Resolution M. OKUJIMA, S. OHTSUKI and M. TANAKA. Tokyo Institute of Technology, Tokyo, Japan.

110. Blood Flow Patterns in the Left Ventricular Inflow Tract of Mitrai Stenosis by Pulsed Doppler Technique n. MATSUO, A. KITABATAKE, T. HAYASHI, M. ASAO, Y. TERAO, S. SENDA and Y. NIMURA. Osaka University Medical School, Osaka, Japan.

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Japan Scoiety of Ultrasonics in Medicine

111. Measurement of the Intracardiac Blood Flow 119. A Three-Dimensional Display Method for Velocity Distribution and Flow Pattern by the Ultrasonic Diagnosis M-sequence Modulated Ultrasonic Doppler H. YOKOI, K. ITO, M. ITOH, S. YUTA, K. Method SUZUKI and K. KATO. M. TANAKA, Y. TERASAWA, K. KONNO, K. Nissei Hospital, Osaka, Japan. NITTA, M. KASHIWAGI, S. WATANABE, T. MEGURO, H. HIKICHI, H. TAKEDA,T. EBINA, 120. Gradient Treatment and Outline Detection of a M. OKUJIMAand S. OHTSUKI. Tissue for Ultrasonograms Tohoku University, Sendai, Japan. H. YOKOI, K. ITO, M. ITOH, S. YUTA and K. SUZUKI. Nissei Hospital, Osaka, Japan. 112. CLinical Investigation for Continous Recording of the Interval of Ultrasonic Doppler Fetal 121. Multiplex Display System of UltrasonotomoHeart Signals gram by Means of the Superposition of Plural M. TATSUMURA, M. TERAHARA and K. Color Tomograms MAEDA. O. OKUYAMA,Y. YOSHIDAand T. WAGAI. Tottori University School of Medicine, TotAkita University, Akita, Japan. tori, Japan. 113. Evaluation of Occlusive Arterial Disease of the Lower Extremities with Doppler Flow Velocity Meter T. NAGASHIMAand H. ONOGL Nagoya University School of Medicine, Japan.

BIOENGINEERING/BIOEFI~ECTS 114. Ultrasound Irradiation Effect on Embryos (4)--Effect on Pre-implanted Rat Embryos N. AKAMATSU,K. NIWA and K. UTSUMI. Okayama University Medical School, Okayarea, Japan

115. In Vitro Effect of Ultrasound on Human Blood Platelets A. HATTORI, M. SANADA, M. OHNO, T. WATANABE, T. SHU, T. KASSAHARA, K. TAMURA and M. MATSUOKA. Niigata University, Niigata, Japan. 116. Studies on The Effect of Ultrasound on the Colony Formation of Cultured Cells in vitro (2) T. YOSHIGAand K. MAEDA. Tottori University School of Medicine, Yonago, Japan. 117. Studies on the Effect of Ultrasound on the Growth of Cultured Cells in vitro (4) C. YAMAUCHIand K. MAEDA. Tottori University School of Medicine, Yonago, Japan. 118. The Effect of Ultrasound on Tissue Metaboli s m - W i t h Special Reference to Its Effect on Respiratory Function A. SHINAGAWA,Y. ONO, Y. KAWASHIMAand K. ARIGA. Nihon University School of Medicine, Japan.

122. Study on Power Spectrum of Ultrasonic Pulse Reflected from Glass Beads M. OKUJIMA,N. ENDOH and M. KUBOTA. Tokyo Institute of Technology, Tokyo, Japan. 123. Electronic Sector Scanning System (4) M. KURODA, S. ONO, T. OGAWA,T. KONDO, A. SASAKI, Y. SATO, H. MATSUO, S. SENDA and Y. YAMADA. Hitachi Limited, Tokyo, Japan. 124. Ultrasonic Diagnostic System Using Electronically Scanned Transducer Arrays M. KAWABUCHI, T. NOGUCHI, H. FUKUKITA, K. IRIOKA,J. SATO and A. FUKUMOTO. Matsushita Research Institute Tokyo, Inc., Kanagawa, Japan.

125. An Examination of Quality Aspiration-Biopsy Transducer Y. TAKAYAMA,Y. SAWAMURAand K. ANDO. Toho University Hospital, Tokyo, Japan. 126. Improvement of Ultrasonic Diagnostic Equipment (On the Photographing Method of Echocardiogram) H. TAKEUCHI, S. HIRAFUKU, Y. HAGIWARA and Y. YOSH1KAWA. Aloka Co. Ltd., Tokyo, Japan. 127. A Device for Bi-directional Echocardiography M. KUSHITANIand K. NAKAMURA. Toshiba Medical Systems Co., Japan. 128. Some Properties of B-scan Ultrasono-tomograms in Spatial Frequency Domain K. ITO, M. ITOH, S. YUTA, K. SUZUKIand H. YOKOI. Tokyo University of Agr. and Tech., Tokyo, Japan.

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Japan Society of Ultrasonics in Medicine 129. Resolution Improvement of Uitrasonotomograms by Hadamard Transform S. YUTA, M. ITOH, K. SUZUKI, K. ITO and H. YOKOI. Tokyo University of Agr. and Tech., Tokyo, Japan. 130 The Directional Pattern of Electrode-Divided Array Transducers Y. YOSHIKAWA,R. UCHIDA, S. HIRAFUKU, Y. HAGIWARA and C. KASAI. Aloka Co. Ltd., Mure Mitaka, Tokyo, Japan. 131. Evaluation of Piezoelectric Transducers for Ultrasonic Diagnostic System T. NOGUCHI, H. FUKUKITA, K. IRIOKA and A. FUKUMOTO.

Matsushita Research Kanagawa, Japan.

Inst.

Tokyo

Inc.,

132. Construction of Piezoelectric Transducers for Ultrasonic Diagnostic System Using Electronically Scanned Transducer Arrays A. FUKUMOTO, M. KAWABUCHI,J. SATO, H. FUKUKITA and H. HAYAMI. Matsushita Research Institute Tokyo Inc., Kanagawa, Japan. 133. Bidirectional Echocardiography (I) Preliminary Report on Clinical Application T. FUJINO, S. KANAYA, E. KURATA, M. ITO, M. KOSHITANIand K. NAKAMURA. Kyushu University School of Medicine, Japan.