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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) and Androvax. (SJA: The Vault of Secrets) He attempted to use it on the Qetesh, "Ruby White", but she drained the vortex's energy instead. (SJA: Goodbye, Sarah Jane Smith)
Davros possessed a similar technology aboard the Dalek Crucible which he used against the Doctor and the "Children of Time". (DW: Journey's End)