Beurer BC 60: 5.4 Resting indicator measurement (using HSD : lack of haemodynamic stability diagnostics) : haemodynamic stability

5.4 Resting indicator measurement (using HSD

: lack of haemodynamic stability

diagnostics)

It is very probable that the measurement of systolic and di-

The most frequent error made when measuring blood pressure

astolic blood pressure has not been carried out at rest and

is taking the measurement when not at rest (haemodynamic

has therefore distorted the measurement.

stability), which means that both the systolic and the diastolic

Repeat the measurement after a rest and relaxation period

blood pressures are incorrect in this case. During blood pres-

of at least 5 minutes. Go to a sufficiently calm and comfort-

sure measurement, the device automatically determines

able spot and remain there calmly; close your eyes, breathe

whether the circulatory system is sufficiently at rest or not.

deeply and evenly and try to relax.

If there is no indication that the circulatory system is not

If the following measurement shows a lack of stability again,

sufficiently at rest,

(haemodynamic stability) is displayed

repeat the measurement after another period of rest. In case

and the measurement can be recorded as a reliable resting

of further unstable measurements, identify these measure-

blood pressure value.

ments as they were taken when the circulatory system had

not be sufficiently rested.

: haemodynamic stability

In this case, inner unrest of the nervous system could be the

Measurement of the systolic and diastolic pressure is in-

cause, which cannot be cured by brief periods of rest. Devel-

creased when the circulatory system is sufficiently at rest

oping cardiac arrhythmia can also prevent stable blood pres-

and is a very reliable indicator of resting blood pressure.

sure measurements.

However, if the circulatory system is not sufficiently at rest

(haemodynamic instability), the symbol

is displayed.

A lack of resting blood pressure can have various causes,

In this case, the measurement should be repeated after

such as physical or mental strain or distraction and speak-

a period of physical and mental rest. The blood pressure

ing or experiencing heart rhythmic disturbance during the

measurement must be taken when the patient is physically

measurement.

and mentally rested, as it will be the basis for a diagnosis

In an overwhelming number of cases, the HSD diagnosis

and regulation of the patient’s medical treatment.

will give a very good guide as to whether the circulatory

system is rested when taking the measurement. Certain

patients suffering from cardiac arrhythmia or chronic mental

conditions can remain haemodynamically unstable in the

long-term, something which persists even after repeated

19