After reading your message i feel a responsibility to help because i know someone who can help you. A very close friend of mine specializes in helping people completley recover from constipation and before you know it you will be having regular bowel movements.
I urge you to contact Russell Mariani as soon as you can.
His website is http://www.healingdigestiveillness.com
You will find what you need to become healthy again.
I have heard him speak many times about cases such as yours and how those people are all now living healthy and constipation free lifestyles.
Please contact him and see for yourself and beleive that you can get better.