Iris mouse redesign
Using the mouse incorrectly will cause you some problems. Using some mouses which are not certified will also cause pain and other problems....
https://www.spicytec.com/2011/07/iris-mouse-redesign.html
The top part works like a touch screen, so the left and right buttons of a traditional mouse can be pressed just by touching the place they would supposedly in the traditional mouse. Among its features are the wireless system, which allows mobility, the touch system which replaces the click sound by a light glow in the area pressed and a more ergonomic grip and movement of the hand and arm.