A Controlled Study of Spinal Decompression and TENS For Treatment of Low Back Pain

Several studies have been completed and reported onTherapy with that of the TENS ( Transcutaneous
the success rates of the treatment of Chronic LowElectrical Nerve Stimulation) unit. TENS is a small unit
Back Pain using the mechanized Spinal Decompressionwhich can be worn during therapy. This FDA approved
machine. One study recently appeared in May 2007 intreatment for back pain delivers low-volt electrical
Chiropractic and Osteopathy. It compared successcurrent to the affected area through electrodes. Its
rates from the use of a non-surgical intermittentelectrodes pierce the skin just deep enough to reach
mechanized traction machine with the use of TENS innerve fibers, usually 1 to 2 inches. It activates the
relieving low back pain due to a herniated or bulgingbody's pain fighting mechanisms and may be used
disc.several hours a day.
First, to understand any study, you need a picture ofThe Study
the disorder and the chronic misery it causes. BackThe object of the study was to compare the
pain due to an injury or accident is the leadingeffectiveness of the two treatment methods in
Workmen's Comp injury and the main reason forrelieving pain and improving mobility in patients with a
disability in people under 45. The spinal column is madebulging or herniated disc.
up vertebrae stacked one on top of another. BetweenSubjects were recruited through newspaper
each vertebra is a tough, fibrous cushion, called anadvertisements and had to meet several criteria for
intervertebral disc, which contains a jelly-like substance.inclusion in the testing:
These discs act as cushions absorbing shock and- Disc protrusion or herniation confirmed by MRI
allowing the spine to bend, twist and turn. Healthy discs(Magnetic Resonate Imaging) or CT scan
are thick, flexible and compress when pressure is put(Computerized Tomography)
upon them, like a sponge.- Low Back Pain for 3 months or more; could be
When there is an injury, the vertebra may shift out ofassociated with pain radiating to one or both legs.
alignment or compress the disc causing the disc to- Average duration of pain was 7.3 years
bulge or rupture, out the jelly like substance. ThisThe study enrolled 44 patients; the average age was
herniated disc or bulging disc causes pressure on the42 years. The group was initially divided into 2 groups
spinal nerves, resulting in pain, numbness, and mayof 22 people each.
progress to decreased function in the affected arm or- Spinal Decompression treatments consisted of 30
leg.minute sessions, 5 times a week for 4 weeks. This
It is also known as:was followed by once a week treatment for 4
- a pinched nerveadditional weeks.
- sciatica- The TENS Group received treatment with a TENS
- a blown out discunit for 30 minutes daily for 20 days. This was
- a slipped discfollowed by a weekly treatment for 4 additional
The protrusion of the disc or its core material not onlyweeks.
causes pressure on the spinal nerves, it compresses- Both groups were able to take anti-inflammatory and
blood vessels and interferes with circulation to thenon-narcotic pain relievers.
area. Deprived of nutrients and oxygen, the discThe Results
cannot heal, and, over time, flattens, becoming stiff andThe outcome was measured by the 10 centimeter
hard, just like a dry sponge. This condition develops intoVisual Analog Pain Scale (VAS) and a disability scale.
degenerative disc disease.The disability scale rated the subject's ability to
Standard treatment has included:perform their most affected activity on a 0 to 4 scale,
- Physical/chiropractic therapywith 4 being "could do an activity without limitation".
- epidural injections (an injection into the epidural spaceSuccess was defined as a 50% improvement in the
of the spinal cord)VAS, showing the degree of pain relief. Any decrease
- NSAIDs (Nonsteroidal Anti-inflammatory Drugs)in disability was given a positive rating. During the study,
- Hot or cold packs with massage4 subjects dropped out, leaving 19 in the
- Electrical stimulation (TENS)Decompression Group and 21 in the TENS Group, a
- Non-Surgical Spinal Decompressiontotal of 40 participants.
- AcupunctureConclusions:
- Surgery - as a final resortSpinal Decompression:
A treatment method that is gaining support is- 13 out of 19 people (68.4%) showed improvement.
Non-Surgical Spinal Decompression, in which some- The 6 months follow-up showed 7 out of 19 people
studies show a success rate of 71% to 90%. An FDAmaintained their level of improvement
approved machine, using a computerized programTENS Treatment:
gently stretches the patient's spine, slowly drawing the- 0 out of 21 subjects showed any improvement...
vertebrae apart, relieving pressure on the disc, allowingAdditional scientific studies are being planned or are
it to heal.underway now to demonstrate conclusively the
Testing of the machine continues and a recent studytreatment effectiveness of Spinal Decompression
compares treatment results of DecompressionTherapy.