Table 1.
Default geometrical and electrical parameters of the finite element models. The geometrical parameters for the bipolar circumneural cuff electrode are provided in the text. Changes in the values are indicated with the associated results. Modified from (Pelot et al., 2017).
| Geometrical Parameters: Nerve | mm unless otherwise indicated | |||||
|---|---|---|---|---|---|---|
| Height | Radii | |||||
| Medium | Epineurium/Nerve | Endoneurium/Fascicle | ||||
| 100 | 20 | 1.5 (Tailaietal., 1980) | Simplified nerve: 0.3 (Kawagishi et al., 2008) or 0.1 | |||
| Multifascicular nerve: 0.05 to 0.3 (unpublished data) | ||||||
| Geometrical Parameters: Monopolar partial cuff electrode | mm unless otherwise indicated | |||||
| Height | Radius | Thickness | Subtending angle (deg.) | |||
| Electrode substrate (Camilleri et al., 2008; Foster et al., 2010) | 10.8 | 3.2 | 2.2 | 63 | ||
| Electrode contact (Camilleri et al., 2008; Foster et al., 2010) | 2.8 | 3.2 | N/A | 83 | ||
| Electrical Parameters | Ω-m unless otherwise indicated | |||||
| Medium | Encapsulation tissue | Epineurium | Perineurium | Endoneurium | ||
| 30 (Geddes and Baker, 1967a) | 6.3 (Grill and Mortimer, 1994) | 6.3 (Grill and Mortimer, 1994; Stolinski, 1995) | 1149 Ω-m * 0.03 * dfasc (Grinberg et al., 2008; Weerasuriya et al., 1984) | 1.75 longitudinal 12 transverse (Ranck and Bement, 1965) | ||