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Montevideo units are a method of measuring uterine performance during labor. They were created in 1949 by two physicians, Roberto Caldeyro-Barcia and , from Montevideo, Uruguay. They are exactly equal to 1 mmHg within 10 minutes. A standard adequate measurement is 200; this is generally equivalent to 27 kPa of combined pressure change within 10 minutes. Montevideo units can be more simply calculated by summing the individual contraction intensities in a ten-minute period, a process which should arrive at a result identical to the original method of calculation.

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  • Montevideo units are a method of measuring uterine performance during labor. They were created in 1949 by two physicians, Roberto Caldeyro-Barcia and , from Montevideo, Uruguay. They are exactly equal to 1 mmHg within 10 minutes. A standard adequate measurement is 200; this is generally equivalent to 27 kPa of combined pressure change within 10 minutes. Units are directly equal to pressure change in mmHg summed over a ten-minute window. It is calculated by internally (not externally) measuring peak uterine pressure amplitude (in mmHg), subtracting the resting tone of the contraction, and adding up the numbers in a 10-minute period. Uterine pressure is generally measured through an intrauterine pressure catheter. Montevideo units can be more simply calculated by summing the individual contraction intensities in a ten-minute period, a process which should arrive at a result identical to the original method of calculation. Generally, above 200 MVUs is considered necessary for adequate labor during the active phase. (en)
  • Jednostki Montevideo (ang. Montevideo units) – jednostki skali aktywności skurczowej macicy, ocenianej przez odjęcie wartości napięcia podstawowego od szczytowego ciśnienia wewnątrzmacicznego w czasie skurczu. Aktywny obszar skurczu określa się jako iloczyn ciśnienia w czasie skurczu macicy (w mm Hg na 10 min) i liczby skurczów w ciągu 10 min. Aktywność skurczów Alvareza ocenia się na około 25 jednostek Montevideo. Wartości 100–120 jednostek zwiastują poród. Skalę opracowali w 1949 roku i Hermogenes Alvarez z kliniki w Montevideo (Urugwaj), stąd nazwa. (pl)
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  • Jednostki Montevideo (ang. Montevideo units) – jednostki skali aktywności skurczowej macicy, ocenianej przez odjęcie wartości napięcia podstawowego od szczytowego ciśnienia wewnątrzmacicznego w czasie skurczu. Aktywny obszar skurczu określa się jako iloczyn ciśnienia w czasie skurczu macicy (w mm Hg na 10 min) i liczby skurczów w ciągu 10 min. Aktywność skurczów Alvareza ocenia się na około 25 jednostek Montevideo. Wartości 100–120 jednostek zwiastują poród. Skalę opracowali w 1949 roku i Hermogenes Alvarez z kliniki w Montevideo (Urugwaj), stąd nazwa. (pl)
  • Montevideo units are a method of measuring uterine performance during labor. They were created in 1949 by two physicians, Roberto Caldeyro-Barcia and , from Montevideo, Uruguay. They are exactly equal to 1 mmHg within 10 minutes. A standard adequate measurement is 200; this is generally equivalent to 27 kPa of combined pressure change within 10 minutes. Montevideo units can be more simply calculated by summing the individual contraction intensities in a ten-minute period, a process which should arrive at a result identical to the original method of calculation. (en)
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  • Montevideo units (en)
  • Jednostki Montevideo (pl)
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