Abstract: The present invention discloses a medical apparatus to be utilized in therapy for disabled or injured persons. The apparatus incorporates physical therapy, orthopedic therapy, occupational therapy, exercise, positive psychological effects, and an improved ability for social interaction. The apparatus has a generally rectangular base plate (20) supported on a ground support surface by a small swivel caster (26), large swivel casters (28), and larger traction wheels (34) which are rotatably mounted to the base plate (20) and allows the occupant mobility through self propulsion. The apparatus has a back rest (50), back rest brace assembly (52), and orthopedic bracing system which are adjustable and removable. Therapeutic value is provided since the apparatus can be used in either a seated position, reclined seated position, horizontal prone position or in a horizontal supine position.