Welcome @ddowney14, Here are a couple of links to explain Scrambler Therapy that were shared earlier in this discussion and hopefully provide information to help you understand the treatment.

Scrambler therapy: what's new after 15 years? The results from 219 patients treated for chronic pain (Jan 11, 2019)
— https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6336541/

Here is a patient story for the Calmare scrambler device that may be helpful.

--- Breaking Away From Pain With the Help of ‘The Scrambler’: https://sharing.mayoclinic.org/2015/02/19/breaking-away-from-the-pain-with-the-help-of-the-scrambler/

Have you looked into other similar treatments?