I designed this WHO (Wrist Hand Orthosis).
You can check the model here: https://a360.co/3XhNwaM
BOM:
4 x Socket Head Screw Black-Oxide, M3 x 0.5 mm Thread, 12 mm Long
4 x Hex Nut M3 x 0.5 mm Thread
The author marked this model as their own original creation.