GE Logiq P5 User Manual
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Cardiology Measurements LOGIQ 5 Basic User Manual 10-41 Direction 2300002-100 Rev. 2 Doppler Mode Measurements Aortic Valve The following are cardiac Doppler Mode aortic valve measurements: Velocity flow trace measurements• Aortic Insufficiency Mean Pressure Gradient (AR Trace) • Aortic Insufficiency Peak Pressure Gradient (AR Vmax) • Aortic Insufficiency Mean Velocity (AR Trace) • Aortic Insufficiency Mean Square Root Velocity (AR Trace) • Aortic Insufficiency Velocity Time Integral (AR Trace) • Aortic Valve Mean Velocity (AV T r a c e) • Aortic Valve Mean Square Root Velocity (AV Trace) • Aortic Valve Velocity Time Integral (AV Trace) • Aortic Valve Mean Pressure Gradient (AV Trace) Making a velocity flow trace measurement1. Select the measurement; an active caliper displays. 2. To position the caliper at the start point, move the Trackball. 3. To fix the trace start point, press Set. The system displays a vertical dotted line. 4. To trace the envelope, move the Trackball. A line shows the traced area. 5. To complete the trace, press Set. The system displays a second vertical dotted line. 6. To position the second dotted line at the start of the next envelope, move the Trackball. 7. To complete the measurement, press Set. The system displays the measurement in the Results Window.
Cardiology 10-42 LOGIQ 5 Basic User Manual Direction 2300002-100 Rev. 2 Aortic Valve (continued) One peak velocity measurements• Aortic Valve Peak Pressure Gradient (AR Vmax) • Aortic Insufficiency Peak Velocity (AR Vmax) • Aortic Insufficiency End-Diastolic Velocity (ARend Vmax) • Aortic Valve Peak Velocity (AV V m a x) • Aortic Valve Peak Velocity at Point E (AV V m a x) • Aorta Proximal Coarctation (Coarc Pre-Duct) • Aorta Distal Coarctation (Coarc Post-Duct) Making a peak velocity measurement1. Select the measurement; an active caliper with a vertical dotted line displays. 2. To position the caliper at the desired measurement point, move the Trackball. 3. To complete the measurement, press Set. The system displays the velocity measurement in the Results Window.
Cardiology Measurements LOGIQ 5 Basic User Manual 10-43 Direction 2300002-100 Rev. 2 Aortic Valve (continued) One slope measurements• Aortic Valve Insufficiency Pressure Half Time (AR PHT) • Aortic Valve Flow Acceleration (AV Trace) • Aortic Valve Pressure Half Time (AV T r a c e) Making a slope measurement1. Select the measurement; an active caliper displays. 2. To position the caliper at the start point, move the Trackball. 3. To fix the start point, press Set. The system fixes the first caliper and displays a second active caliper. 4. To position the second caliper at the end point, move the Trackball. A dotted line shows the slope. 5. To complete the measurement, press Set. The system displays the slope measurement in the Results Window.
Cardiology 10-44 LOGIQ 5 Basic User Manual Direction 2300002-100 Rev. 2 Aortic Valve (continued) One time interval measurements• Aortic Valve Acceleration Time (AV A c c T) • Aortic Valve Deceleration TIme (AR PHT) • Aortic Valve Ejection Time (AVET) • Aortic Valve Heart Rate • Time Making a time interval measurement1. Select the measurement. The system displays an active caliper and a vertical dotted line. 2. To position the caliper at the start point, move the Trackball. 3. To fix the first caliper, press Set. The system displays a second active caliper. 4. To position the caliper at the end point, move the Trackball. 5. To complete the measurement, press Set. The system displays the time interval in the Results Window. Tw o t i m e i n t e r v a l measurementSlope through aortic valve trace: • Aortic Valve Acceleration to Ejection Time Ratio (AV E T) • Aortic Valve Area according to PHT
Cardiology Measurements LOGIQ 5 Basic User Manual 10-45 Direction 2300002-100 Rev. 2 Left Ventricle The following are cardiac Doppler Mode Left Ventricle measurements: One peak velocity measurements• Left Ventricle Outflow Tract Peak Pressure Gradient (LVOT maxPG) • Left Ventricle Outflow Tract Peak Velocity (LV OT V m a x) Making a peak velocity measurement1. Select the measurement; an active caliper with a vertical dotted line displays. 2. To position the caliper at the desired measurement point, move the Trackball. 3. To complete the measurement, press Set. The system displays the velocity measurement in the Results Window.
Cardiology 10-46 LOGIQ 5 Basic User Manual Direction 2300002-100 Rev. 2 Left Ventricle (continued) One velocity flow trace measurements• Left Ventricle Outflow Tract Mean Pressure Gradient (LV O T Trace) • Left Ventricle Outflow Tract Mean Velocity (LVOT Trace) • Left Ventricle Outflow Tract Mean Square Root Velocity (LV O T Tr a c e) • Left Ventricle Outflow Tract Velocity Time Integral (LV OT Trace) Making a velocity flow trace measurement1. Select the measurement; an active caliper displays. 2. To position the caliper at the start point, move the Trackball. 3. To fix the trace start point, press Set. The system displays a vertical dotted line. 4. To trace the envelope, move the Trackball. A line shows the traced area. 5. To complete the trace, press Set. The system displays a second vertical dotted line. 6. To position the second dotted line at the start of the next envelope, move the Trackball. 7. To complete the measurement, press Set. The system displays the measurement in the Results Window.
Cardiology Measurements LOGIQ 5 Basic User Manual 10-47 Direction 2300002-100 Rev. 2 Left Ventricle (continued) One time interval measurements• Left Ventricle Heart Rate (LVOT Trace) • Left Ventricle Ejection Time (LV E T) Making a time interval measurement1. Select the measurement. The system displays an active caliper and a vertical dotted line. 2. To position the caliper at the start point, move the Trackball. 3. To fix the first caliper, press Set. The system displays a second active caliper. 4. To position the caliper at the end point, move the Trackball. 5. To complete the measurement, press Set. The system displays the time interval in the Results Window. One velocity flow trace and one time interval measurement: • Cardiac Output by Aortic Flow (AVA P l a n i m e t r y, AV T r a c e) Body surface area and stroke volume measurement: • Stroke Volume Index by Aortic Flow (AVA Planimetry, AV Trace) The system calculates body surface area from the patient’s height and weight.
Cardiology 10-48 LOGIQ 5 Basic User Manual Direction 2300002-100 Rev. 2 Mitral Valve The following are cardiac Doppler Mode Mitral Valve measurements: One velocity flow trace measurements• Mitral Valve Regurgitant Flow Acceleration (MR Trace) • Mitral Valve Regurgitant Mean Velocity (MR Trace) • Mitral Regurgitant Mean Square Root Velocity (MR Trace) • Mitral Regurgitant Mean Pressure Gradient (MR Trace) • Mitral Regurgitant Velocity Time Integral (MR Trace) • Mitral Valve Mean Velocity (MR Trace) • Mitral Valve Mean Square Root Velocity (MR Trace) • Mitral Valve Velocity Time Integral (MR Trace) • Mitral Valve Mean Pressure Gradient (MR Trace) Making a velocity flow trace measurement1. Select the measurement; an active caliper displays. 2. To position the caliper at the start point, move the Trackball. 3. To fix the trace start point, press Set. The system displays a vertical dotted line. 4. To trace the envelope, move the Trackball. A line shows the traced area. 5. To complete the trace, press Set. The system displays a second vertical dotted line. 6. To position the second dotted line at the start of the next envelope, move the Trackball. 7. To complete the measurement, press Set. The system displays the measurement in the Results Window.
Cardiology Measurements LOGIQ 5 Basic User Manual 10-49 Direction 2300002-100 Rev. 2 Mitral Valve (continued) One peak velocity measurements• Mitral Regurgitant Peak Pressure Gradient (MR Vmax) • Mitral Valve Peak Pressure Gradient (MR Vmax) • Mitral Regurgitant Peak Velocity (MR Vmax) • Mitral Valve Peak Velocity (MR Vmax) • Mitral Valve Velocity Peak A (MV A Velocity) • Mitral Valve Velocity Peak E (MV E Velocity) Making a peak velocity measurement1. Select the measurement; an active caliper with a vertical dotted line displays. 2. To position the caliper at the desired measurement point, move the Trackball. 3. To complete the measurement, press Set. The system displays the velocity measurement in the Results Window.
Cardiology 10-50 LOGIQ 5 Basic User Manual Direction 2300002-100 Rev. 2 Mitral Valve (continued) One slope measurements• Mitral Valve Area according to PHT (MV PHT) • Mitral Valve Flow Deceleration (MV DecT) • Mitral Valve Pressure Half Time (PV PHT) • Mitral Valve Flow Acceleration (MV AccT) Making a slope measurement1. Select the measurement; an active caliper displays. 2. To position the caliper at the start point, move the Trackball. 3. To fix the start point, press Set. The system fixes the first caliper and displays a second active caliper. 4. To position the second caliper at the end point, move the Trackball. A dotted line shows the slope. 5. To complete the measurement, press Set. The system displays the slope measurement in the Results Window.