Defect of axial leg positionorthopaedic aids, orthopaedic insoles, flat foot, toe deformation, heel spur, appliances for comfortable walking

For correct anatomical function of the foot the position of calceneus in relation to the lower limb axis is of great importance. Ideally, they should form a 90 degree angle. Unless this is achieved, the framework of the foot begins to collapse, causing the foot to flatten adding stress to other parts of the foot.