User's Manual
Table Of Contents
- M-Turbo Ultrasound System User Guide
- Contents
- Introduction
- Chapter 1: Getting Started
- Chapter 2: System Setup
- Displaying the setup pages
- Restoring default settings
- A & B Key, Footswitch setup
- Administration setup
- Annotations setup
- Audio, Battery setup
- Cardiac Calculations setup
- Connectivity setup
- Date and Time setup
- Display Information setup
- IMT Calculations setup
- Network Status setup
- OB Calculations setup
- OB Custom Measurements setup
- OB Custom Tables setup
- Presets setup
- System Information setup
- USB Devices setup
- Chapter 3: Imaging
- Chapter 4: Measurements and Calculations
- Chapter 5: Troubleshooting and Maintenance
- Chapter 6: Safety
- Ergonomic safety
- Electrical safety classification
- Electrical safety
- Equipment safety
- Battery safety
- Clinical safety
- Hazardous materials
- Electromagnetic compatibility
- ALARA principle
- Acoustic artifacts
- Guidelines for reducing MI and TI
- Output display
- Transducer surface temperature rise
- Acoustic output measurement
- Acoustic output tables
- Labeling symbols
- Chapter 7: References
- Chapter 8: Specifications
- Glossary
- Index
Chapter 4: Measurements and Calculations 57
Measurements
a Fromthecalculationsmenu,locateQp/Qs
andthenselectLVOT D or RVOT D.
b Positionthecalipers.(See“Workingwith
calipers”onpage 41.)
c Savethecalculation.(See“Tosavea
calculation”onpage 45.)
3 OnafrozenDopplerspectraltrace,pressthe
CALCSkey.
4 DothefollowingtomeasurefromLVOTVTI
andagaintomeasurefromRVOTVTI:
a Fromthecalculationsmenu,selectQp/Qs
andthenselectLVOT VTI or RVOT VTI.
b Pressthe
SELECTkeytostartthetrace.
c Usingthetouchpad,tracethewaveform.
Tomakeacorrection,selectUndo
on‐screen,backtrackwiththetouchpad,or
pressthe
BACKSPACEkey.
d Pressthe
SETkeytocompletethetrace.
e Savethecalculation.(See“Tosavea
calculation”onpage 45.)
Forinformationontheautomatictracetool,see
“Totraceautomatically(Doppler)”onpage 44.
To calculate Stroke Volume (SV) or Stroke
Index (SI)
TheSVandSIcalculationsrequirea
measurementin2Dandameasurementin
Doppler.SIalsorequiresBodySurfaceArea
(BSA).Afterthemeasurementsaresaved,the
resultappearsinthepatientreport.
1 (SIOnly)FillintheHeightandWeightfields
onthepatientinformationform.TheBSAis
calculatedautomatically.(See“Tocreatea
newpatientinformationform”onpage 34.)
2 MeasurefromLVOT(2D):
a Onafrozen2Dimage,pressthe
CALCSkey.
b Fromthecalculationsmenu,selectLVOT D.
c Positionthecalipers.(See“Workingwith
calipers”onpage 41.)
d Savethecalculation.(See“Tosavea
calculation”onpage 45.)
3 Measurefromaorta(Doppler).See“To
calculateVelocityTimeIntegral(VTI)”on
page 54.Fromthecalculationsmenu,select
AVandthenselectVTI.
Forinformationontheautomatictracetool,see
“Totra ceautomatically(Doppler)”onpage 44.
To calculate Heart Rate (HR)
HeartRateisavailableinallcardiacpackages.
TheHeartRateisnotcalculatedusingtheECG
trace.
Savingtheheartratetothepatientreport
overwritesanyheartrateenteredonthepatient
informationform.
1 OnafrozenDopplerspectraltrace,pressthe
CALCSkey.
2 Fromthecalculationsmenu,selectHR.
Averticalcaliperappears.
3 Usingthetouchpad,positionthefirstvertical
caliperatthepeakoftheheartbeat.
4 Pressthe
SELECTkey.
Asecondverticalcaliperappears.Theactive
caliperishighlightedgreen.
5 Usingthetouchpad,positionthesecond
verticalcaliperatthepeakofthenext
heartbeat.
6 Savethecalculation.(See“Tosavea
calculation”onpage 45.)
To calculate Cardiac Output (CO) or Cardiac
Index (CI)
TheCOandCIcalculationsrequireStroke
VolumeandHeartRatecalculations.CIalso
requiresBodySurfaceArea(BSA).Afterthe
measurementsaresaved,theresultappearsin
thepatientreport.