Operator’s Manual of Anesthesia System D - 3
Abbreviations, Symbols, and Units of Measure Symbols
D.2 Symbols
D.3 Units of Measure
T
insp
time of inspiration
T
pause
percentage of inspiratory pause time
T
slope
rise time
Trig Window trigger window
VCV volume control ventilation
Vt tidal volume
Vti inspiratory tidal volume
ABBREVIATIONS DESCRIPTION
SYMBOL DESCRIPTION SYMBOL DESCRIPTION
- minus, negative > greater than
% percent ≤ less than or equal to
/ per, divide, or ≥ greater than or equal to
≈ approximately ± plus or minus
^ power, involution × multiply
+ plus, positive © copyright
= equal to ™ trademark
< less than ® registered trademark
UNITS OF
MEASURE DESCRIPTION
UNITS OF
MEASURE DESCRIPTION
A Ampere, Amp m meter
Ah Amp hour mAh milliampere hour
bpm breath per minute mbar millibar
°C degree Celsius mg milligram
cc cubic centimeter min minute
cm centimeter ml, mL milliliter
cmH
2
O centimeter of water mm millimeter
dB decibel mmHg millimeter of mercury
°F Fahrenheit ms millisecond
g gram mV milliVolt
hr hour mW milliWatt
Hz Hertz ppm part per million
hPa hectoPascal s, sec second
inch inch V Volt
kkilo VAVolt Amp
kg kilogram VAC Volts alternating current
kPa kiloPascal Ω Ohm
psi pound-force per square inch μA microAmp