Are there mobility scooters for people with arthritis of hands?

i have thumb arthritis & a mobility scooter. need either a devise to adapt controls or knowledge of make & model with joystick type controls. thanks for ANY help. need scooter not power wheelchair information

I've found two websites that have different types of scooters with joysticks. The second web site has the joystick as an accessory. I hope this helps.

http://www.allwebscooters.com/mobility_c...

http://www.themedsupplyguide.com/mobilit...