Apparatus for indicating uterine activity in labor

Details Apparatus for indicating uterine activity in labor Apparatus for indicating uterine activity in labor

1977-01-05

1978-09-12

Wise, Edward J.

Boots, shoes, and leggings

128 2S, 128 21M, A61B 504, A61B 510, G06F 1542

Patent

active

041141881

ABSTRACT:
Apparatus for providing an indication of uterine activity in labor is described. Intrauterine pressure above the basal pressure existing between contractions is integrated over intervals of between ten and thirty minutes to give the required indication. An algorithm is disclosed for calculating dosage of a labor inducing substance, the algorithm containing safeguards to prevent hyperstimulation.

REFERENCES:
patent: 3520294 (1970-07-01), Fuzzell et al.
patent: 3606879 (1971-09-01), Estes
patent: 3989034 (1976-11-01), Hojaiban
Instrument for Measuring the Contractile Activity of the Uterus, V. Pronin, Biomedical Engineering, vol. 7, No. 4, pp. 212-215, Jul.-Aug. 1973.
An Automated Method for the Frequency Analysis of Myoelectric Signals Evaluated by an Investigation of the Spectral Changes Following Strong Sustained Contractions, S. Johansson, L. E. Larsson & R. Ortegren, Med. & Biol. Engng., vol. 8, No. 3, pp. 257-264, 1970.
A State Variable Averaging Filter for Electromyogram Processing, Med. & Bio. Eng., vol. 10, pp. 559-560, 1972.

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