Orthotic Services Glossary
100 terms total — 24 showing — Last updated 15 Sep 2026
Sagittal Plane Control
The management of forward and backward motion (flexion and extension) through orthotic design, particularly relevant to ankle and knee function during gait.
Accommodative Orthosis
A foot orthosis designed to conform to and cushion a deformed or at-risk foot structure, redistributing pressure rather...
AFO
Abbreviation for Ankle–Foot Orthosis; a device encompassing the ankle and foot used to control position and motion of th...
Ankle Foot Orthosis
A brace encompassing the ankle and foot, designed to control motion, correct deformity, or support weakened musculature...
Biomechanical Assessment
A structured clinical evaluation of the mechanical forces and movement patterns of a patient's musculoskeletal system, u...
Biomechanical Efficiency
The degree to which an orthotic device optimises a patient's movement patterns while minimising energy expenditure durin...
CAD/CAM Orthosis
An orthotic device designed and fabricated using computer-aided design and computer-aided manufacturing technology, elim...
Calcaneal Inclination Angle
The angle formed between the plantar surface of the calcaneus and the weight-bearing surface, used to quantify rearfoot...
Carbon Fibre Composite
A lightweight, high-strength material made from carbon fibre strands embedded in a resin matrix, used in high-performanc...
Casting
The process of capturing a three-dimensional impression of a patient's body part—typically a foot or limb—as the basis f...
Cervical Orthosis
An external device applied to the neck to immobilise, limit, or support cervical spine motion following injury, surgery,...
Charcot Neuroarthropathy
A progressive, non-infectious destruction of bone and joint architecture of the foot and ankle arising from peripheral n...
Cobb Angle
The standard radiographic measurement used to quantify the degree of spinal curvature in scoliosis, measured between per...
Coronal Plane Control
Orthotic management of mediolateral (side-to-side) movement, particularly inversion and eversion at the subtalar and ank...
CROW
Acronym for Charcot Restraint Orthotic Walker, a custom-made total-contact bivalved boot used to stabilise and offload t...
Custom-Fabricated Orthosis
An orthotic device constructed from raw materials specifically for an individual patient based on a cast, scan, or measu...
Diabetic Foot
A clinical syndrome in people with diabetes characterised by peripheral neuropathy, vascular compromise, and susceptibil...
Dorsiflexion
Movement at the ankle joint in which the dorsum of the foot is drawn toward the anterior aspect of the lower leg, decrea...
Drop Foot
A gait abnormality characterised by the inability to lift the front part of the foot during the swing phase of walking,...
Dynamic Response Foot
A prosthetic or orthotic foot component engineered to store and return energy during the gait cycle, simulating the elas...
Equinus
A fixed or dynamic restriction of ankle dorsiflexion that results in the foot being held in a plantarflexed position dur...
EVA
Ethylene vinyl acetate; a closed-cell foam polymer widely used as a cushioning and posting material in orthotic fabricat...
Exoskeletal Construction
A method of lower-limb orthosis fabrication in which the structural support is provided by a rigid outer shell, as oppos...
Extrinsic Posting
A wedge or addition applied to the outer (plantar) surface of an orthotic shell to alter foot and limb alignment, as opp...
Floor-Reaction Orthosis
An AFO variant designed to harness ground reaction forces to assist knee extension during stance phase, typically indica...