3.1.24 Pause ......................................................................................................................................... 25
3.1.25 Next intensity ............................................................................................................................. 25
3.1.26 Fmp & residual noise graph ....................................................................................................... 25
3.1.27 Extending the number of sweeps/averages ............................................................................... 26
3.1.28 Raw EEG ................................................................................................................................... 26
3.1.29 Advanced EEG .......................................................................................................................... 26
3.1.30 Hide stimulus artefact ................................................................................................................. 27
3.1.31 Display gain ............................................................................................................................... 28
3.1.32 Recording window ...................................................................................................................... 28
3.1.33 Selecting a waveform ................................................................................................................. 28
3.1.34 Moving an individual curve ......................................................................................................... 29
3.1.35 Display differential curves .......................................................................................................... 29
3.1.36 Adding a note to the waveform .................................................................................................. 29
3.1.37 Monitoring rejection .................................................................................................................... 30
3.1.38 Placing waveform markers ......................................................................................................... 30
3.1.39 Deleting waveform markers ....................................................................................................... 31
3.1.40 Suggest waveform markers ....................................................................................................... 31
3.1.41 Normative latency data .............................................................................................................. 31
3.1.42 Deleting individual curves .......................................................................................................... 32
3.1.43 Enlarge/diminish individual curves ............................................................................................. 32
3.1.44 Hiding individual curves ............................................................................................................. 32
3.1.45 Fixate individual curves /comparing to a historic session ........................................................... 33
3.1.46 Merging curves (creating a summed curve) ............................................................................... 33
3.1.47 Adding curves ............................................................................................................................ 33
3.1.48 Differential Ipsi minus contra (Ipsi-Contra) curve ....................................................................... 34
3.1.49 Differential A minus B (A-B (N)) curve ........................................................................................ 34
3.1.50 Changing display filtering ........................................................................................................... 35
3.1.51 Recorded curve conditions ......................................................................................................... 35
3.1.52 Adding comments to a curve ...................................................................................................... 35
3.1.53 Using the cursor ......................................................................................................................... 36
3.1.54 Signal to noise ratio calculation (3:1) ......................................................................................... 36
3.1.55 CR, RA & INC waveform markers .............................................................................................. 36
3.2 The latency tab ........................................................................................................................ 37
3.2.1 Latency values ........................................................................................................................... 37
3.2.2 Interlatency values ..................................................................................................................... 37
3.2.3 Latency graph ............................................................................................................................ 38
3.2.4 Display of the peak to trough markers (SN10 marker) (EPx5 software only) ............................. 38
3.3 Windows® 8, 10 & 11 fails to launch Help ............................................................................... 39
3.4 PC shortcuts ............................................................................................................................ 40
3.5 Patient preparation prior to testing .......................................................................................... 41
3.5.1 Impedance check ....................................................................................................................... 41
3.5.2 Transducers ............................................................................................................................... 41
3.6 Making an ABR threshold recording ....................................................................................... 42
3.6.1 Electrode montage ..................................................................................................................... 42
3.6.2 ABR threshold stimuli ................................................................................................................. 42
3.6.3 Editing of ABR threshold recordings .......................................................................................... 43
3.6.4 Interpretation and use of ABR threshold results ......................................................................... 43
3.7 Making a neuro latency recording ........................................................................................... 44
3.7.1 Electrode montage ..................................................................................................................... 44
3.7.2 Editing of neuro latency recordings ............................................................................................ 44
3.8 Making an eABR recording ..................................................................................................... 46
3.8.1 Two suggested eABR electrode montages ................................................................................ 46
3.8.2 Editing an eABR recording ......................................................................................................... 46
3.8.3 Electrical threshold estimation for cochlear implant fitting .......................................................... 47
3.9 Making an ECochG recording ................................................................................................. 48
3.9.1 ECochG electrode montages ..................................................................................................... 48
3.9.2 Editing an ECochG recording ..................................................................................................... 49
3.10 Making an CM recording ......................................................................................................... 50
Patient preparation ................................................................................................................................... 50
3.10.1 CM electrode montage ............................................................................................................... 50
3.10.2 Stimuli for CM recordings ........................................................................................................... 50
3.10.3 Example of a CM recording ........................................................................................................ 50
3.10.4 Interpretation of the CM result .................................................................................................... 50