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Blood Velocity telemetered from Untethered Animals

Abstract

THE magnitude of the change in frequency of sound back-scattered in moving blood is a measure of the velocity of the blood1,2. We have used this principle to design a system for telemetry of blood flow information from the major vessels of healthy, active, totally unrestrained animals.

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References

  1. Franklin, D. L., Schlegel, W. L., and Rushmer, R. F., Science, 134, 564 (1961).

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  2. Franklin, D. L., Schlegel, W. L., and Watson, N. W., in Biomedical Sciences Instrumentation, 1, 309 (Plenum Press, New York, 1963).

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FRANKLIN, D., WATSON, N. & VAN CITTERS, R. Blood Velocity telemetered from Untethered Animals. Nature 203, 528–530 (1964). https://doi.org/10.1038/203528a0

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  • DOI: https://doi.org/10.1038/203528a0

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