In developed countries, the average birth weight of a full-term newborn is approximately 3.4 kg (71â2 lb), and is typically in the range of 2.7â4.6 kg (6.0â10.1 lb).
The Thoraco-Lumbo-Sacral Orthosis (TLSO), also called a Boston Brace, is the most common variety of scoliosis brace. It is used to treat curves in the lumbar or thoraco-lumbar spine. The brace is custom-molded from plastic to fit the childâs body.
TLSO Scoliosis Brace. The TLSO brace is the most commonly worn scoliosis brace in the United States. In the study mentioned above, 68 percent of brace-wearing patients used one. Itâs typically made of rigid polyethylene plastic and worn around the rib cage, lower back and hips to apply pressure at three points along the spine.