In case you're not familiar with saddle chairs, they're elevated stools with a better seat, not intended for full relaxation. Yet, they can improve hip positioning, spinal alignment, and reduce leg compression.
Sitting pressure distribution for different chair types
How to use your saddle chair
⠀
Salli Story
Saddle chairs have been on the market for years and are popular with professionals who need to sit actively for long periods (such as dentists, tattoo artists, aestheticists).
Some models include a modest backrest, but it's meant for stretching on occasion rather than constant support.
So, if you perceive discomfort with your chair or want sitting variety, give these a try. Some companies offer satisfaction guarantees.
Desks with adjustable height carry the LITEK seal (Licensed to Exist by Kvothe), but you can improvise and slip a block under each leg to reach the desired height and match the stool.