THE SACRO-ILIAC JOINTS

 

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Research shows the SI joints to be implicated in over 90% of low back pain. Whether as prime cause or secondary effect is difficult to say.

The ligaments of the SI joint are innervated by 8 anterior & posterior rami giving a vast potential for referred pain. With over 25 muscles controlling the action of the SI joint, the potential for trigger point and referred pain is also very complex. The superior aspect of each SIJ is almost contiguous with the L5 facet above, whilst the ilio-lumbar ligaments bind lower lumbar mechanics to SI function, another aspect of low back pain mechanisms.

The SI joints undergo tremendous shearing forces as they distribute ground and dynamic forces. Stability is achieved via a grooved surface contact held in position by a profound network of ligaments and a comprehensive "corset" of muscles. SIJ ROM is only marginal, yet they act as capable shock absorbers to protect the spine above.

Pelvic muscles in particular have two jobs : To stabilise the SI joints and to provide power for movement. If traumatised, overworked, or weakened due to poor nerve function from lumbar or other problems, the muscles can`t do both jobs.

Result : Muscle spasm giving Hypomobile (fixed or locked) joints and reduced function

or Hypermobile (too much movement) joints with extra range of motion but decreased strength.

Pain Sources: Even a minor joint sprain causes local muscles to splint around the joint. "The arthrokinetic reflex" giving minor aches and twinges. In the longer term chronic sprain/strain gives complex ligamentous & fascial sources of pain. Importantly, supporting muscles, in constant contraction, become strained and will often become fibrous and weakened with activate trigger points, (especially the gluteals and piriformis). One episode follows another, with creeping referred pain patterns and paresthesia into the buttock and leg. Acute locking attacks of low back pain occur. The pelvis distorts & the SI joint appears "fixed" or "locked". Untreated, DJD is the likely prognosis.

Breaking the sprain /strain cycle

Most clinicians are aware that it`s relatively easy to loosen a tight joint, but much more difficult to tighten a loose one. Whichever presents, the Serola SI belt was designed to help with treatment. The combination of the canvas webbing and elastic wings confer stability with flexibility, "normalising" joints range of movemnt. By taking the stress off the ligaments and muscles of the SI joint complex stabilisation and repair can take place, whilst the patient experiences a welcome reduction in pain and immobility.

Take the SEROLA TEST

Prove the point in a moment. Test any pelvic muscle, then re-test wearing the SEROLA Belt. An immediate strengthening will be found. By helping support the joint, the belt allows the muscle more dynamic strength. Thus by wearing the belt, the muscles are released from their constant contraction. Combined with your treatment to realign & restore structural balance remarkable results can be achieved.

 

 

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