27.
    发明专利
    未知

    公开(公告)号:DE69831755T2

    公开(公告)日:2006-07-13

    申请号:DE69831755

    申请日:1998-12-17

    Inventor: UNGER C WU YUNQIU

    Abstract: The present invention generally relates to optoacoustic contrast agents and methods of diagnostic and therapeutic imaging using optoacoustic contrast agents.

    29.
    发明专利
    未知

    公开(公告)号:DE69718519T2

    公开(公告)日:2003-11-06

    申请号:DE69718519

    申请日:1997-08-26

    Inventor: UNGER C

    Abstract: A method for providing an image of an internal region of a patient has been developed. The method reduces imaging artifacts by providing enhanced contrast between tissue and blood during imaging. The method comprises administering to a patient a contrast agent in combination with a renal vasodilator and performing ultrasound imaging of the region. Renal disease, including renal arterial stenosis, may be diagnosed using the method.

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