Table 2.
Summary of microstimulation sessions
| Feline | Figure label (Fig. 5a or c) | Date | Description | Stimulus parameters | Amplitudes | Electrodes |
|---|---|---|---|---|---|---|
| 3 | 1 | 14/Aug/2009 | All-electrode (EMG efficacy test) | 5 trains, 50 pulses | 5–50 μA in steps of 5 μA | All |
| 3 | 2 | 29/Aug/2009 | All-electrode (EMG efficacy test) | 5 trains, 50 pulses | 5–35 μA, steps of 1-μA | 43,78,84 |
| 3 | 3 | 01/Sep/2009 02/Sep/2009 |
All-electrode stimulation | 2 rounds, 5 trains, 25 pulses | 20/30, 30/35 μA | All |
| 3 | 4 | 07/Sep/2009 | Test of parallel stimulation | 5 trains, 25 pulses | 25 μA | Distributed pattern of 72 electrodes |
| 3 | 5 | 14/Sep/2009 | All-electrode stimulation | 5 trains, 25 pulses | 20–35 μA in steps of 5 μA | All |
| 3 | 6 | 30/Oct/2009 | All-electrode (EMG efficacy test) | 10 trains, 25 pulses | 20–40 μA in steps of 5 μA | All |
| 3 | 7 | 31/Oct/2009–09/Nov/2009 | 15/20 μA on seven electrodes | 100 trains of 25 pulses | 15/20 μA | 88,89,90,91/79,80,81 |
| 3 | 15/20 μA (Teal bars) | 11/Oct/2009–03/Dec/2009 (23 sessions) | 15/20 μA paradigm | 200 trains (two rounds), 25 pulses | 15 or 20 μA | 20 μA—Electrodes 79,80,81 15 μA—Electrodes 26,28,29,31,39,40,41,43,89,90,91,92 |
| 3 | 8 | 04/Dec/2009 | All-electrode (EMG efficacy test) | 5 trains of 25 pulses | 20–40 μA in steps of 5 μA | All |
| 3 | 20/25/30/25 μA (Blue bars) | 05/Dec/2009–13/Jan/2009 (20 sessions) | 20/25/30/25 μA paradigm | 200/electrode (two rounds), 25 pulses | 20, 25, 30, or 35 μA | 20 μA—Electrodes 39,40,41,43 25 μA—Electrodes 79,80,81 30 μA—Electrodes 89,90,91,92 35 μA—Electrodes 26,28,29,31 |
| 3 | 9 | 14/Jan/2010 | All-electrode (EMG efficacy test) | 5 trains of 25 pulses | 100 μA | All |
| 4 | 1 | 17/Sep/2010 | All-electrode (EMG efficacy test) | 5 trains of 25 pulses | 5–50 μA in steps of 5 μA | All |
| 4 | 2 | 28/Sep/2010 | Test for feline response | 5 trains of 25 pulses | 5–50 μA in steps of 5 μA | All |
| 4 | 3 | 01/Oct/2010 | All-electrode (EMG efficacy test) | 5 trains of 25 pulses | 50–100 μA in steps of 10 μA | All |
| 4 | 4 | 28/Oct/2010 | All-electrode (EMG efficacy test) | 5 trains of 25 pulses | 20–60 μA in steps of 10 μA | All |
| 4 | 5–7 | 24/Nov/2010–30/Nov/2010 | 25 μA paradigm | 100 trains of 25 pulses | 25 μA | 1,10,11,32,33,42,43,66,67,75,76,79,80,88,89 |
| 4 | 8 | 01/Dec/2010 | All-electrode (EMG efficacy test) | 5 trains of 25 pulses | 40–100 μA in steps of 10 μA | All |
| 4 | 9 | 22/Dec/2010 | All-electrode (EMG efficacy test) | 5 trains of 25 pulses | 50–100 μA in steps of 10 μA | All |
Microstimulation was applied to Felines 3 and 4 according to several different stimulus paradigms depending on the goals of microstimulation, for example, to evaluate efficacy or to determine the effects of periodic stimulation on device functionality.