Skip to content

Resource Type: Definitions

Resource Type: Definitions

Narrow Width

Distal medial edge of orthosis extends medially to the lateral aspect of the lateral sesamoid.

Orthotic Width

The width of the distal edge of the orthosis. The lateral aspect of the orthosis is always flush with the lateral border of the foot, whereas the medial aspect varies

Heel Cup Depth (height)

The vertical distance between the heel contact point of the positive and the circumscription line of the heel cup on the positive representation of the foot.

No Post Bevel

Typically, the sides of the rearfoot post are beveled at a 20 degree angle to facilitate shoe fit. No post bevel means that the medial and/or lateral aspect of the

Rearfoot Post Motion

The rearfoot post can be ground flat or with motion. How it is ground is denoted by a number such as 0/0 or 4/4 where the first number denotes the

CAD/CAM Cast Correction

The use of computer-aided design to perform the same corrections on a computer that would be done on a plaster positive cast. Once the computer-generated positive cast is completed, a

Cast Corrections

Modifications to the mold of the patient’s foot based on the orthotic prescription. These modifications change the shape of the positive mold in order to change the function of the

Negative Casts

A plaster or digital molding of the patient’s foot in a particular position. This is sent to our orthotic lab to use in manufacturing custom functional orthoses. A foam impression

Toe Filler

A firm plastazote addition to the topcover of the orthosis that fills the space left after toe amputation. Shoes must be sent to the lab to make this accommodation.

Horseshoe Pad

An oval, concave, or horseshoe shaped Poron pad that creates a depression in the heel area of the orthotic shell. It is positioned plantar to the medial tubercle of the