I designed this to support my A2 pulley ligament after a bouldering injury. I do a lot of typing in my day job and this enabled me to continue working while the ligament healed
I tried the C-shaped splint described by Schneeberger and sold on Amazon but found it difficult to get the tension right without pinching the sides of my finger. This model is freely adjustable and doesn't compress the nerves and arteries on the sides of the finger
Here’s some background information on pulley injuries from a medical doctor: https://theclimbingdoctor.com/pulley-injuries-explained-part-1/
Hardware:
Filament and print settings:
Custom sizing:
If you aren't able to print this yourself I offer it for sale on Etsy at a nominal price: