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Ultrasound prevents blood loss in surgery

Animal studies indicate that high-intensity, focused ultrasound can stop bleeding in the liver.

References: 

Hynynen, K., et al. 1998. MRI monitoring and control of focused ultrasound surgery. Meeting of the Acoustical Society of America and the International Congress on Acoustics. June. Seattle. (Abstract available at http://asa.aip.org/web2/asa/abstracts/search4/asa361.html.)

Martin, R., et al. 1998. Acoustic liver cauterization: A potential tool for bloodless surgery. Meeting of the Acoustical Society of America and the International Congress on Acoustics. June. Seattle. (Abstract available at http://asa.aip.org/web2/asa/abstracts/search4/asa355.html.)

Vaezy, S., et al. 1998. Occlusion of blood vessels using high-intensity focused ultrasound. Meeting of the Acoustical Society of America and the International Congress on Acoustics. June. Seattle. (Abstract available at http://asa.aip.org/web2/asa/abstracts/search4/asa523.html.)

Further Reading: 

Travis, J. 1995. Sounding out a better way to deliver drugs? Science News 148(Aug. 12):100.

Additional information about the 135th meeting of the Acoustical Society of America and the 16th International Congress on Acoustics is available at http://www.acoustics.org/.

Sources: 

Lawrence Crum
University of Washington
Applied Physics Laboratory
Henderson Hall, Room 183
Box 355640
Seattle, WA 98195-5640

Kullervo Hynynen
Brigham and Women’s Hospital
Ultrasound Therapy Research Program
75 Francis Street
Boston, MA 02115
Web site: http://research.bwh.harvard.edu/rdbook/r6.htm

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