Using an ultrasonic device cervical and lumbar stenosis can be cleaned up.
I’m not affiliated with this doctor but he seems to be the only one with videos out there.
I don’t know how popular this is or the success rate, but I might have to look around to see if it’s being done on a wide scale and is it near me.
https://m.youtube.com/watch?v=Wixzh41_MAAhttps://m.youtube.com/watch?v=v93Sa6-uahU