Application-level market taxonomy separates idiopathic scoliosis, congenital scoliosis, neuromuscular scoliosis, and scoliosis revision. Idiopathic adolescent cases constitute the largest accessible pool, driven by early-detection school screening programmes and favourable reimbursement for growth-sparing techniques; unit demand here scales directly with 10–16-year-old population cohorts. Congenital deformities represent a smaller, high-acuity niche where tethering preserves spinal growth in under-10 patients, justifying premium ASPs despite low volumes. Neuromuscular segments, dominated by cerebral-palsy and spina-bifida populations, exhibit rapid growth but face constrained adoption due to high anaesthesia risk profiles. Revision applications—conversion from prior posterior spinal fusion or failed tethering—are emerging as a sub-segment, currently <5% of procedures but expanding at double-digit rates as first-generation implants age.