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. Author manuscript; available in PMC: 2012 Jun 25.
Published in final edited form as: Clin Otolaryngol. 2008 Dec;33(6):536–545. doi: 10.1111/j.1749-4486.2008.01822.x

Table 3.

Number of patients with (i) a substantial increase in acoustic hearing loss, (ii) a total loss of acoustic hearing, following short-electrode implantation

Study Number of
patients
implanted
with a short
cochlear
implant		 Insertion
depth of
short cochlear
implant (mm)
(P = not specified
but known to
be partial)		 Manufacturer/
make of short
cochlear implant		 No. of patients
with
substantial
increase in acoustic
hearing loss
post-implantation		 No. of patients
with total
loss of acoustic
hearing
post-implantation
(na = data not
available)
Ilberg et al.,5 1 20 MedEl Combi 40+ 0 0
Skarzynski et al.,31 26 26.4 MedEl Combi 40/40+ 5 5
Gantz et al.,32 3 6 Nucleus CI-24 (modification of) 0 0
3 10 Nucleus CI-24 (modification of) 0 0
Skarzynski et al.,33 1 20 MedEl Combi 40+ 0 0
Wilson et al.,34 1 20 MedEl Combi 40+ 0 0
Gantz et al.,35 3 6 Nucleus CI-24 (modification of) 0 0
6 10 Nucleus CI-24 (modification of) 0 0
Gantz et al.,36 3 6 Nucleus CI-24 (modification of) 0 0
8 10 Nucleus CI-24 (modification of) 0 0
Gstoettner et al.,14 21 16–24 MedEl Combi 40+/40+M 4 3
Kiefer et al.,37 14 19–24 MedEl Combi 40+/40+M 2 2
James et al.,38 12 17–19 Nucleus 24 contour advance 6 3
Kiefer et al.,9 13 19–24 MedEl Combi 40+/40+M 2 2
Gantz et al.,10 48 10 Nucleus Hybrid 8 2
Gstoettner et al.,39 23 18–24 MedEl Combi 40+/40+M 10 7
James et al.,11 10 17 Nucleus 24 contour advance 3 3
Lenarz et al.,12 4 16 Nucleus Hybrid-L 0 0
Luetje et al.,40 13 P Nucleus Hybrid 5 2
Skarzynski et al.,41 10 P MedEl Combi 40+ 2 1
Berrettini et al.,42 8 25 Nucleus 24 M-K 6 na
11 19 Nucleus 24 contour 6 na
11 17–19 Nucleus 24 contour advance 2 na
Total no. of patients
 implanted with a
 short cochlear implant		 253 Total no. of patients 61 30
Percentage of patients (%) 24 13