Spiral ligament
| Spiral ligament | |
|---|---|
| Floor of ductus cochlearis. | |
| Details | |
| Identifiers | |
| Latin | ligamentum spirale ductus cochlearis | 
| MeSH | D055493 | 
| TA98 | A15.3.03.099 | 
| TA2 | 7030 | 
| FMA | 77834 | 
| Anatomical terminology | |
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 (Latin: ductus cochlearis), is greatly thickened and altered in character.