I find this very interesting. I have worked as a mental health nurse for 35+ years and have always been aware of the role that music/music therapy can play.
As many who practice meditation are aware, the mantra that is chanted is an essential part of the process and it is the resonance of the sound that is important.
In response to your question, Galen Oli, yes, ultrasound can promote bone repair.
Bone growth stimulators promote healing - by Mitchell Reiff - Helium