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Related Experiment Videos

Ultrasound in space.

David S Martin1, Donna A South, Kathleen M Garcia

  • 1Wyle Laboratories, NASA Johnson Space Center Cardiovascular Laboratory, Houston, TX 77058, USA. dsmartin@ems.jsc.nasa.gov

Ultrasound in Medicine & Biology
|February 27, 2003
PubMed
Summary

Ultrasound (US) is a cost-effective medical imaging tool used to study human physiology in space. Studies show US reveals adaptations to microgravity, including changes in cardiac and vertebral dimensions.

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Area of Science:

  • Space Physiology
  • Medical Imaging
  • Human Adaptation to Microgravity

Background:

  • Human physiology in space is a critical concern for space exploration.
  • Ultrasound (US) offers a versatile and cost-effective medical imaging solution.
  • US is increasingly utilized to understand microgravity-induced physiological changes.

Purpose of the Study:

  • To review the application of ultrasound in space physiology research.
  • To highlight the adaptation of ultrasound technology for spaceflight.
  • To summarize findings on microgravity effects on the human body using ultrasound.

Main Methods:

  • Modification of ultrasound equipment for spaceflight stresses, power, and cooling.
  • Adaptation of study protocols for the microgravity environment.

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  • Utilization of ultrasound in both ground-based and space-based studies.

    • Main Results:

    • Ultrasound imaging has successfully characterized physiological adaptations to microgravity.
    • Observed changes include alterations in cardiac chamber sizes.
    • Modifications in vertebral spacing have also been documented.

    Conclusions:

    • Ultrasound is a vital tool for investigating physiological changes during spaceflight.
    • It aids in understanding both normal adaptations and potential pathologies in astronauts.
    • Continued use of ultrasound is expected for future space exploration missions.