Welch Allyn Medical Diagnostic Equipment 621NP Blower User Manual


 
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PROBLEM:
Blood pressure automatic timing stops.
RECOMMENDED ACTIONS:
Safety mechanisms automatically stop the timed blood pressure measurements when the Atlas Monitor
repeatedly fails to make a measurement within 3 minutes
;
Determine the reason that the measurements are failing and restart the timed cycle. Press BP
Start/Cancel
to manually start a measurement; Auto timing will resume.
E.1.2 CO
2
PROBLEM:
Pump does not start.
RECOMMENDED ACTIONS:
Watertrap not fully inserted.
CO
2
not selected as Second trace selection in Advanced Configuration menu.
PROBLEM:
Display does not start - waveform, Respiration Rate, CO
2
not displayed.
RECOMMENDED ACTIONS:
Watertrap not fully inserted.
CO
2
not selected as Second trace selection in Advanced Configuration menu.
PROBLEM:
Long delay in starting/stabilizing waveform display or numeric displays.
RECOMMENDED ACTIONS:
CO
2
function is specified to begin display within 10 seconds, but not to reach full specification for up to 5
minutes.
Restriction in sampling tubing.
Poor placement of nasal cannula in patient’s nose.
Patient breathing orally.
Patient breathing very shallowly.
PROBLEM:
CO
2
readings inaccurate.
RECOMMENDED ACTIONS:
Pressure or suction being applied to sampling tubing – check for flow interference from ventilation,
oxygen, anesthetic supplies.
High concentration of oxygen or nitrous oxide requires compensation calculation – see section
A.10 End Tidal CO2 (Model 623xx).
Poor placement of nasal cannula in patient’s nose.