Electric Wheelchair With Joystick Joysticks In power wheelchairs can significantly increase the user's independence and make it easier to use. However, standard joysticks might lack accommodation of individualized features of hand disorders. This study assessed the efficacy and satisfaction of customized power wheelchair Joysticks made with 3D printing. Modified power-mobility http://www.stes.tyc.edu.tw/xoops/modules/profile/userinfo.php?uid=1676345