Curved Stairlifts
This is not a full list of available stairlifts, just the main curved lifts I would recommend.
The majority of curved stairlifts are sold as new units due to the need for tracks to be custom manufactured to the specification of your staircase.
Platinum Curve
Powerdrive Liberator
Stannah 260 Stairlift (available as reconditioned units with re-engineered tracks)
Freelift Van Gogh
Minivator 2000