halo cast

ha·lo cast

a cast applied to the shoulders in which metal bars are set that extend over the head to form a halo-shaped apparatus secured to the skull, from which traction may be applied to the head.
Farlex Partner Medical Dictionary © Farlex 2012
Mentioned in ?
References in periodicals archive ?
Despite the glow, you can still see the angel's face, because a halo casts no shadow.