Highly Flexible Silicone Coated Neural Array for Intracochlear Electrical Stimulation
Table 2
(a) Site impedance, segment means, and overall cTFA mean ± standard deviation [based on image below]. (b) eABR threshold, segment means, and overall cTFA mean ± standard deviation.
(a)
Proximal segment
Central segment
Distal segment
Feline 1
Site number
21
16
12
10
6
2
Impedance (k)
44.6
NT
40.0
36.4
35.6
36.6
Mean (k)
43.6
38.2
36.1
38.4 ± 3.4
Feline 2
Site number
21
16
12
10
6
2
Impedance (k)
44.0
38.0
42.0
NT
44.0
36.0
Mean (k)
41.0
42.0
40.0
40.8 ± 3.6
Feline 3
Site number
21
16
12
10
6
2
Impedance (k)
52.0
196.0
NT
34.0
128.0
56.0
Mean (k)
124.0
34.0
92.0
93.2 ± 67.8
Feline 4
Site number
21
16
12
10
6
2
Impedance (k)
76.0
48.0
NT
50.0
52.0
48.0
Mean (k)
62.0
50.0
50.0
54.8 ± 11.9
Feline 5
Site number
21
16
12
10
6
2
Impedance (k)
64.0
68.0
NT
156.0
156.0
180.0
Mean (k)
66.0
156.0
168.0
124.8 ± 54.6
Feline 6
Site number
21
16
12
10
8
6
4
2
Impedance (k)
40.0
44.0
48.0
48.0
48.0
52.0
52.0
48.0
Mean (k)
52.0
48.0
50.7
47.5 ± 3.9
Feline 7
Site number
20
14
12
10
6
2
Impedance (k)
65.0
145.0
NT
90.0
50.0
60.0
Mean (k)
105.0
90.0
55.0
82.0 ± 38.2
Per segment mean (k)
71.0 ± 46.9
59.2 ± 37.4
68.9 ± 45.9
(b)
Proximal segment
Central segment
Distal segment
Feline 1
Site number
21
16
12
10
6
2
Threshold (μA)
ind
NT
450
300
170
170
Mean (μA)
ind
375
170
273 ± 133
Feline 2
Site number
21
16
12
10
6
2
Threshold (μA)
300
220
190
NT
150
170
Mean (μA)
260
190
160
206 ± 59
Feline 3
Site number
21
16
12
10
6
2
Threshold (μA)
125
150
NT
100
100
120
Mean (μA)
137.5
100
110
119 ± 21
Feline 4
Site number
21
16
12
10
6
2
Threshold (μA)
100
150
NT
100
150
1125
Mean (μA)
125
100
137.5
145 ± 37
Feline 5
Site number
21
16
12
10
6
2
Threshold (μA)
125
125
NT
100
75
75
Mean (μA)
125
100
75
100 ± 25
Feline 6
Site number
21
16
12
10
8
6
4
2
Threshold (μA)
ind
ind
180
200
ind
125
100
100
Mean (μA)
ind
190
108.3
141 ± 46
Feline 7
Site number
20
14
12
10
6
2
Threshold (μA)
320
NT
100
200
320
200
Mean (μA)
320
150
260
228 ± 93
Per segment mean (A)
179 ± 81
202 ± 107
143 ± 61
Based on image above, NT = not tested and ind = indeterminate response to eABR stimuli.
