US Patent 11020550 Device and system

There is disclosed a device for nicotine delivery, comprising: a vapour outlet conduit for coupling to, and for fluid communication with, a vapour creation system, said vapour outlet conduit defining a fluid passage therethrough for delivery of vapour from a vapour creation system to a user; wherein said vapour outlet conduit comprises a nicotine carrier unit region configured to accept a nicotine carrier unit and retain said nicotine carrier unit in said fluid passage. Also disclosed is a system for nicotine delivery and kits-of-parts for assembling the device and system.