Bosch+Sohn BOSO med I BS 90 varius privat Manual Del Usuario página 14

9.) be calm for 5 minutes before the first reading
The following phases are recommended in the case of
auscultatory measurement
– adults: phase V (K5)
– children aged 3 to 12: phase IV (K4)
– pregnant women: phase V (K5), except when so-
unds are audible when the cuff is deflated: in this
case phase IV (K4) Korotkoff sounds should be
used.
K5 is the point at which tones heard through the ste-
thoscope are no longer audible
K4 is the point at which tones heard through the ste-
thoscope change from a clear sound to a muffled sound.
Inscriptions:
"mmHg" is the unit in which blood pressure is measured
"shock protected" = the instrument has been tested and
found to work correctly after being dropped from a height
of up to one metre.
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10.) D-Ring Velcro Cuff
The cuff must not be fitted over wounds as this
could lead to further injury.
Blood pressure must always be measured on the
arm with the higher pressure values.
To do this, first measure blood pressure on both
arms and subsequently always on the arm which
produced the higher reading.