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. 2016 Dec 15;8(12):5494–5502.

Table 1.

Comparison of cochlear of animal models

Species Cochlear Human Marmoset Macaque Cat Guinea Pig Rat Miniature pig
Turns 2.5-3 2.84 2.75 3-3.5 4 2.2 3.5
Scala Tympani Length (mm) 36 16.5 22 23 16.2 7.2 38.58125

Animal models for traditional CI include cats, guinea pigs, and other animals with cochlear structures that differ greatly from those of humans (Marc, et al, 2011; Klinke, et al, 1999; Agterberg, et al, 2010; Luke, et al, 2012).