Electric Wheelchair With Joystick Joysticks On power wheelchairs can increase their ease of use and independence. Standard joysticks might not be able to accommodate the unique features of hand dysfunction. This study evaluated the effectiveness and satisfaction of custom-designed power wheelchair Joysticks that were manufactured using 3D printing. Modified power-mobility http://www.stes.tyc.edu.tw/xoops/modules/profile/userinfo.php?uid=1681829