Spiral ligament
The spiral ligament is a fibrous cushion located between the stria vascularis and the bony otic capsule.
The periosteum, forming the outer wall of the cochlear duct, is greatly thickened and altered in character.
The spiral ligament is a fibrous cushion located between the stria vascularis and the bony otic capsule.
The periosteum, forming the outer wall of the cochlear duct, is greatly thickened and altered in character.