Non-surgical spinal decompression is a treatment on a padded table, where a computer-controlled system applies a gentle pull along the spine and aims it at one level of the lower back or neck. Decompression surgery is an operation under anaesthetic, in which a surgeon removes tissue from the spine. The first is a force applied from outside the body, and it can be stopped at any moment. The second changes the structure of the spine itself.
Computer-guided decompression adjusts its pull as your body responds
The pull builds slowly and eases off, over and over, while the system reads resistance. Muscles tend to tighten against a stretch they did not expect, and when they do, the force is backed off rather than pushed through. The aim is to unload one level in a controlled way, not to stretch the spine against that resistance.
Ordinary traction pulls at a set force instead of adjusting to the body
Traction is the older idea of lengthening the spine by pulling on it: weights on a hospital bed, an inversion table bought online, an over-the-door neck strap, a practitioner's hands. The force is usually constant, or it climbs on a timer whatever your muscles are doing. Medical writers often describe computer-guided decompression as a motorised form of traction, which is fair. What separates the two is control, and a difference in control is not a promise of a different result.
Decompression surgery removes tissue, and only a surgeon can recommend it
The operations under this name, such as a laminectomy or a discectomy, take away part of a vertebra or a piece of disc that is pressing on a nerve or the spinal cord. A surgeon weighs the examination and imaging against how symptoms have behaved before recommending one, and occasionally that call is made the same day. A table treatment is not a gentler version of the operation, and no clinic can offer it as a stand-in. If surgery has been advised and you want to hear about other routes, ask the surgeon who advised it or get a second surgical opinion.
The non-surgical kind is usually considered when a disc is part of the problem
It tends to come up for a bulging or herniated disc, leg pain that follows the sciatic nerve, tingling that runs into an arm, or wear and arthritic change in the spine. The story is often a back that copes until a day hunched over a laptop or a long ride on a scooter, and then a leg that complains all evening. The difference between a bulging disc and a herniated disc is worth reading if the two terms blur together, and sciatica has a page of its own. Plenty of back pain involves no disc at all, and how back pain is assessed covers that.
Some people need a doctor before any decompression, and some should not have it
Decompression is generally not used during pregnancy, after a recent fracture, where osteoporosis has thinned the bones, or where there is a tumour or an infection in the spine. Whether any of it applies to you is for a doctor to say, and symptoms nobody has examined yet should go to a doctor before anyone fits a harness.
Decompression at The Sync is part of SpinalSync, and only some clinics offer it
Care starts with assessment and measurement, and the readings go on a screen as they are taken. SpinalSync provides computer-guided spinal mobilisation and MyoSync works on the soft tissue, supporting comfort and movement while change is monitored. Precision Spinal Decompression is added to SpinalSync where a disc, degeneration or arthritic change is part of the problem. It is available at select locations, so if decompression is why you are booking, ask the clinic before you go. Where the right next step is a doctor instead, a Sync specialist says so early.
Common questions about decompression
No. Non-surgical decompression applies a controlled pull from outside the body, while decompression surgery is an operation that removes tissue pressing on a nerve or the spinal cord. Only a surgeon can recommend the operation.
It is meant to feel like a slow stretch that builds and eases, not like pain. If anything sharpens or spreads into a leg or arm, say so and the pull is stopped.
That is for a doctor to decide from your symptoms and an examination. The Sync does not provide or read imaging, so any scan is ordered and explained by a doctor.
Ask the surgeon who operated before anything else. Metal hardware or a fused section of spine is generally a reason not to have it, and the surgeon can say whether anything else about the operation matters.
Written by the Aphyx Content team, reviewed by the clinical team at The Sync. Published 29 September 2026. Last updated 29 September 2026.