Effectiveness: Can make hip reduce into a normal position. DDH is resolved., In China, out of 138 affected hips, 68.9% were successful, Less effective than Pavlik Harness, Limitations: Efficacy declines w/ age, China: patients >18 m/o had sig. less positive outcomes after treatment, Not effective on non-reducible hips, Strengths: Children from 6m - 1y will respond to this better than pavlik harness, Arthrogram and gen anaesthetic improves accuracy, Minimally invasive, Weaknesses: Weaknesses, Duration; Hip spica is on for months, Higher incidence of AN. China: 8.3% of successful cases developed it., Less movement than harness, less comfortable for child,




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