Microlife BP 3AX1 Инструкция по эксплуатации онлайн [12/52] 72622

5. Carrying out a measurement

5.1. Before the measurement

• Avoideating,smokingaswellasallformsofexertiondirectlybeforethemeasurement.Allthese

factors influence the measurement result. Try and find time to relax by sitting in an armchair in a

quite atmosphere for about 5 minutes before the measurement.

• Measurealwaysonthesamewrist(normallyleft).

• Attempttocarryoutthemeasurementsregularlyatthesametimeofday,sincetheblood

pressure changes during the course of the day.

5.2. Common sources of error

Note: Comparablebloodpressuremeasurementsalwaysrequirethesameconditions!Theseare

normally always quiet conditions.

• Alleffortsbythepatienttosupportthearmcanincreasethebloodpressure.Makesureyouare

in a comfortable, relaxed position and do not activate any of the muscles in the measurement

arm during the measurement. Use a cushion for support if necessary.

• Ifthewristarteryliesconsiderablylower(higher)thantheheart,anerroneouslyhigher(lower)

bloodpressurewillbemeasured!(Each15cmdifferenceinheightresultsinameasurementerror

of10mmHg!)

• Aloosecuffcausesfalsemeasurementvalues.