finance.yahoo.com/news/setpoint-announces-first-trial-bioelectronic-140000813.htmltl;dr:
An implanted device that stimulates the vagus nerve: "SetPoint’s novel platform consists of.. wireless charger and iPad prescript
ion pad application."
There have been promising results already for RA, so maybe this will soon be an option for CD and UC. Seems it would be much safer than immune suppressors and anti-TNF drugs to me.
I used to meditate and imagine myself turning knobs to control my gut. Maybe I can do it with a slider on an iPad soon.