procedure is repeated on the opposite side a subject undergoes spinal surgery after the procedure is complete the surgeon locates the fascia the surgeon bends the trocar and inserts the trocar into paraspinal muscles the surgeon threads the catheter and holds the catheter with non tooth forceps against the skin the surgeon pulls and peals tips of plastic equally in opposite directions botulinum toxin in a dose of 1 2 units kg is administered subfascially at the site of pain via direct injection to the subject experiencing pain a catheter is placed subfascially at the site of pain within the subject and is supplied with bupivicaine at a concentration of 0 5 from an infusion pump at a dosage of 2 ml hr a patient with muscle or back pain which does not respond to conventional treatment is fitted with a catheter which administers bupivicaine subfascially the patient also receives an injection of botulinum toxin subfascially bupivicaine is administered via the catheter at a concentration of 0 5 for a period of 5 7 days botulinum toxin is administered via injection at a concentration of 1 2 units kg at the beginning of treatment and periodically at intervals of approximately 4 6 weeks for a total treatment time of approximately 6 months a subject experiencing pain is treated with bupivicaine at a concentration of 0 5 administered through the catheter at a rate of 2 ml hr for a time period of 5 days the subject also receives an injection of botulinum toxin at a concentration of 1 2 units kg the pain improves using this treatment and bupivicaine treatment is discontinued after 7 days and the subject receives further injections of botulinum toxin every 6 weeks.