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Concepts of Bracing Adolescent Idiopathic Scoliosis. David Speers, CPO,LPO Scheck and Siress. Scoliosis coronal plane deformity (primarily). Congenital – present at birth due to anomalies in the vertebrae (hemi-vertebrae)
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Concepts of Bracing Adolescent Idiopathic Scoliosis David Speers, CPO,LPO Scheck and Siress
Scoliosiscoronal plane deformity (primarily) Congenital – present at birth due to anomalies in the vertebrae (hemi-vertebrae) Neuromuscular – deformity due to weakness or paralysis (cerebral palsy, spina bifida) Idiopathic – (infantile, juvenile, adolescent) – unknown cause
When to brace(Scoliosis Research Society Guidelines) • Skeletally Immature Patients (Risser 0,1,2) • Curves with the magnitude of 25-40 degrees • Curves over 20 degrees with documented progression
A Brief Review of Natural History (untreated adolescent idiopathic scoliosis)…. Lonstein :1984 JBJS Risk of Progression(Percent) RISSER SIGN 5-19° 20-29° 30° 0,1 22% 68% 90+% 2,3,4 1.6% 23% 50-70%
Bracing Concepts for scoliosis • TLSO (thoraco-lumbar-sacral orthosis) • Three point pressure system to correct the curve(s) • Daytime,night time, both • Anterior or posterior open designs
Expectations for scoliosis bracing • Brace to prevent progression of the scoliotic curve(s) during growth • Curve will be corrected in the brace (40-50% daytime, 90-100% night time brace) • Curve will be present when brace is removed
Daytime tlso concepts • 3 point pressure system • 16 – 23 hour wear • Can be worn at night as well • Made from CAD measurements or molding
Essential componentsDaytime tlso Axillary Pad Thoracic Pad Lumbar Pad Trochanteric Extension
Night time tlso concepts • “over correction” with lower wear time • 90 – 100% correction achieved • Providence and Charleston styles • Single curves • Increased compliance
Night time tlso Providence TLSO Charleston TLSO “bending brace”
When to discontinue(skeletal maturity) • Look for plateau in height • Risser sign (4 or 5) • Menstrual cycle: 1.5 – 2 years after start • Tri radiate cartilage in hips should be closed • Check height of parents if possible • Girls mature sooner than boys
Wear time monitors(temperature) Tidbit I-button (Maxim)
Wear time monitors • Placed inside of the brace • Monitors average hours worn • Displays 24 hour wearing profile • Graphs daily hourly use • Accurately shows how the brace is being worn