What Are Oral Appliances TMJ Treatment http://tsoralhealth.pbworks.com/w/page/155798670/What%20Are%20Oral%20Appliances%20TMJ%20Treatment Temporomandibular Joint (TMJ) syndrome is a condition that can cause pain and grinding of teeth. One common solution for TMJ treatment in Calgary is the use of oral appliances that help reduce the pain in the jaws and protect the teeth from nighttime tooth grinding.