TMJ Support Group
Temporomandibular joint disorder, or TMJ syndrome, is an acute or chronic inflammation of the temporomandibular joint, which connects the lower jaw to the skull. The disorder and resultant dysfunction can result in significant pain and impairment.
What type of splint did you have? What do you mean by failed? What are your symptoms and do you know the state of your joints, meaning have you had an MRI or ct scan?