Parametric Finger Splint / Support

I dropped a chunk of concrete on my finger a while ago, which crushed it in a spectacularly painful way. I didn't want to go to a clinic just to be told to support it and avoid using the finger until it healed (there's not much you can do for a fingertip, even if it's broken). I had other splints on hand, but they all had a fatal flaw - you can't type with them due to their bulk. Clearly I needed a better solution.

Putting pressure on the tip of my finger caused the most pain, and I was massi