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Measurement Formulas
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LOGIQ 7/LOGIQ 7 Pro Advanced Reference Manual
Direction 5116269-100 Rev. 2
CO MOD A2C [Single Plane A2C, AutoBiplane]
Mode: 2D:CF:VR2D:Trace
Formula: ({LVEDV MOD A2C}-{LVESV MOD A2C})*{HR}/60
Needs measurement: LVEDV MOD A2C [Single Plane A2C, AutoBiplane], LVESV MOD A2C [Single Plane
A2C, AutoBiplane], HR [Single Plane A2C, AutoBiplane]
Measured by: R-R [2DCALIPER], A2C [2DAUTOVOLUME]
CO MOD A2C [Single Plane A2C]
Mode: 2D:CF:VR2D
Formula: ({LVEDV MOD A2C}-{LVESV MOD A2C})*{HR}/60
Needs measurement: LVEDV MOD A2C [Single Plane A2C], LVESV MOD A2C [Single Plane A2C],
HR[Single Plane A2C]
Measured by: LVESV A2C [2DVOLUMETRACE]
CO MOD A4C [Single Plane A4C, AutoBiplane]
Mode: 2D:CF:VR2D:Trace
Formula: ({LVEDV MOD A4C}-{LVESV MOD A4C})*{HR}/60
Needs measurement: LVEDV MOD A4C [Single Plane A4C, AutoBiplane], LVESV MOD A4C [Single Plane,
A4C, AutoBiplane], HR [Single Plane A4C, AutoBiplane]
Measured by: R-R [2DCALIPER], A4C [2DAUTOVOLUME]
CO MOD A4C [Single Plane A4C]
Mode: 2D:CF:VR2D
Formula: ({LVEDV MOD A4C}-{LVESV MOD A4C})*{HR}/60
Needs measurement: LVEDV MOD A4C [Single Plane A4C], LVESV MOD A4C [Single Plane A4C],
HR[Single Plane A4C]
Measured by: LVESV A4C [2DVOLUMETRACE]
CO MOD LAX [Single Plane LAX, AutoBiplane]
Mode: 2D:CF:VR2D:Trace
Formula: ({LVEDV MOD LAX}-{LVESV MOD LAX})*{HR}/60
Needs measurement: LVEDV MOD LAX [Single Plane LAX, AutoBiplane], LVESV MOD LAX [Single Plane
LAX, AutoBiplane], HR [Single Plane LAX, AutoBiplane]
Measured by: R-R [2DCALIPER], AutoVolume [2DAUTOVOLUME]
CO MOD LAX [Single Plane LAX]
Mode: 2D:CF:VR2D
Formula: ({LVEDV MOD LAX}-{LVESV MOD LAX})*{HR}/60
Needs measurement: LVEDV MOD LAX [Single Plane LAX], LVESV MOD LAX [Single Plane LAX],
HR[SinglePlane LAX]
Measured by: LVESV LAX [2DVOLUMETRACE]
CO mod sim [Modified Simpson]
Mode: 2D:CF:VR2D:Trace
Formula: (d-s)*{ECG/HeartRate}/60 where: s = ({LVLs(apical)}/9)*((4*{LVAs(sax MV)})+(2*{LVAs(sax d
=({LVLd apical}/9)*((4*{LVAd (sax MV)})+(2*{LVAd sax PM})+sqrt({LVAd (sax MV)}*{LVAd sax PM}))
Needs measurement: LVLd apical [Modified Simpson], LVAd (sax MV) [Modified Simpson], LVAd sax
PM[Modified Simpson], LVLs apical [Modified Simpson], LVAs sax MV [Modified Simpson], LVAs sax
PM[Modified Simpson], HR [Modified Simpson]
Measured by: R-R [2DCALIPER]
CO(A-L) [Generic]
Mode: 2D:CF:Trace
Formula: ({EDV(A-L)}-{ESV(A-L)})*{HR}/60
Needs measurement: ESV(A-L) [Generic], HR [Generic]
Measured by: R-R [2DCALIPER]
Table 2-11: Cardiac Calculation Formulas