Containment vortex
From Tardis Wiki, the free Doctor Who reference
A containment vortex was a device which confined a prisoner in a forcefield. It also drained energy from any energy weapons. Mr Smith possessed a containment vortex which he used on Mrs Wormwood. (SJA: Enemy of the Bane) Davros possessed some aboard the Crucible which he used against the Doctor and the "Children of Time". (DW: Journey's End)
