0 someone who works in orthotics (= the use of devices such as braces and splints to support weak or damaged bones, joints, muscles, etc.):
Materials engineering, anatomy and physiology contribute to the work done by orthotists.
As the head changes shape, an orthotist - the person who makes the helmet - adds or removes foam in the helmet.
Regular consultations with an orthotist, a physical therapist, and a dietitian may be necessary.