Trackballs are often used when people are suffering from neck, shoulder and upper arm problems.  This mouse provides comfortable curves while letting you move on-screen by simply rotating the trackball instead of moving the mouse on your desk. There are trackballs were right hand use (Marble FX and Trackman Marble) and there's a trackball for left and / or right hand use. These trackballs are optical and mostly wireless.

The Logitech Marble mouse (LT2070) is suitable for right and left hand use. It has the shape of a normal mouse, but it works as a trackball.the big advantage leaves them the mouse needs less space and an it relaxes your wrist and hand more. The patented Marble optical technology realises ultimate precision and smooth movements. It has a PS2/USB connection.

The Logitech Cordless Trackman FX ( LT2051) has a large ball, gives wireless comfort and is very longwearing.

The Logitech Trackman Marble wheel mouse (LT2060) has a trackball for the thumb with an easy-to-use scroll and zoom wheel. The ergonomic farmed three button mouse is easy to clean. Wired USB.

A Qtronix Large Trackball is, because of its symmetrical shape, applicable for left and right hand use.  A large ball and bigger buttons larger movements possible.

Goal

a temporary decrease of neck, shoulder and arm movements.

Specifications

All trackballs are supplied with PS2/USB connection.