vertebral venous system

ver·te·bral ve·nous sys·tem

any of four interconnected venous networks surrounding the vertebral column; anterior external vertebral venous plexus [TA] (plexus vertebralis externus anterior [TA]), the small system around the vertebral bodies; posterior external vertebral venous plexus [TA] (plexus vertebralis internus anterior [TA]), the extensive system around the vertebral processes; anterior internal vertebral venous plexus [TA] (plexus vertebralis internus posterior [TA]), the system running the length of the vertebral canal anterior to the dura; posterior internal vertebral venous plexus, the system running the length of the vertebral canal posterior to the dura; the latter two constitute the epidural venous plexus. Synonym(s): plexus venosus vertebralis [TA], Batson plexus, vertebral venous plexus

Batson,

Oscar V., U.S. otolaryngologist, 1894-1979. Batson plexus - any of four interconnected venous networks surrounding the vertebral column. Synonym(s): vertebral venous systemCarmody-Batson operation - see under Carmody