Interesting looking thing.
I remember seeing Page & Plant in concert years ago & their bassist had a transparent acrylic bass - looked really good under the stage lights!
⏫ This - I know people who've had Alexander Technique lessons & found it to be very helpful.
I hope that your medical people can come up with useful solutions.
All the best
And a fantastic comment from BTL:
Interview with Spike Milligan -
Spike: "Van, now that's a strange name. The only other Van I knew was Van Driver.
Van: actually laughs.