please check my website: http://www.dorn-method.com for info on back pain and how to get rid of it.
click on Self Help Exercises and try to do them and see the result.
Beside that the patient should massage his buttocks muscles several times a day for about one minute each time to keep that area relaxed.
Take Magnesium food supplements and avoid calcium which makes muscles hard.
blessings
thomas zudrell, DMS