Apos Therapy--AposTherapy is a clinically proven drug-free and non-surgical treatment for knee osteoarthritis and other musculoskeletal disorders. The therapy was developed by orthopaedic doctors, founded on established medical principles and incorporates cutting-edge biomechanical technology. A fully personalised care programme re-designs the way you walk by aligning the body and re-educating the muscles around your joint. AposTherapy fits seamlessly into your daily routine, delivering lasting pain relief so you can move with confidence and Be yourself again.

This is from their website

Does it really works? Let find out from Pubmed

We found an article form Clin Biomech (Bristol, Avon). 2010 Nov;25(9):920-5.

Their forty six patients with bilateral knee osteoarthritis were analyzed with 12 treatments....they found that their results suggest an overall improvement in the gait patterns, level of pain and level of function of patients with knee osteoarthritis following 12 weeks of treatment with the novel biomechanical device.

Another research--The Effect of AposTherapy on the Level of Pain, Function and Quality of Life in Patients With Neuro-muscular and Neurological Disorders.Study results? --No Results Available