In one embodiment, a spinal orthosis includes a shoulder unit comprising a left shoulder portion and a right shoulder portion, a retracting device, a first connector connected to the left shoulder portion at a first end of the first connector and connected to the retracting device at a second end of the first connector, a second connector connected to the right shoulder portion at a first end of the second connector and connected to the retracting device at a second end of the second connector, and a lumbosacral belt attached to the retracting device, the lumbosacral belt being able to be secured to a body.