nerve to obturator internus
Also found in: Wikipedia.
nerve to obturator internus[TA]
motor branch from L5-S1 components of sacral plexus that exits the greater sciatic foramen and crosses the sacrospinous ligament to supply the obturator internus (muscle).
Synonym(s): nervus musculi obturatorii interni [TA]
Farlex Partner Medical Dictionary © Farlex 2012