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The report concerns a new method for continuous observation of foetal heart frequency during delivery. The apparatus uses ultrasonic energy according to the Doppler-effect. The equipment is compact, reliable and relatively inexpensive. The ultrasonic energy used, is far below the intensities required to produce harmful effects in biological structures.
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Mit Unterstützung der Deutschen Forschungsgemeinschaft und der Paul-Martini-Stiftung der Medizinisch-pharmazeutischen Studiengesellschaft e.V. Frankfurt a. M.
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Mosler, K.H. Dauerüberwachung der fetalen Herzaktionen unter der Geburt mittels Ultraschall. Experientia 25, 222–223 (1969). https://doi.org/10.1007/BF01899138
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DOI: https://doi.org/10.1007/BF01899138