Few cases.
Easy peasy for placement but unsure for efficacy yet in the long term.
Get 10:1 surface stim to nerve stim which might make it hard
Limited distance from target nerve and need to be very coaxial to get good capture
It's a slam dunk for the post-stroke shoulder pain population if you see them.
Thinking to move to Stimwave's system as it is a longer and trimmable lead and more similar to SCS systems as compared to Bioness' equipment.
Either beats using a conventional system for peripheral.