A quick-release mechanism for disconnecting the footwear and footplate of
an orthoses from a rotation bar, 90-degree bar, or other component of an
orthosis is disclosed. The mechanism allows the footwear to be fitted to
a patient with the bar or other component disengaged, while also allowing
the angle between the bar or other component and the footplate to be
locked when the orthosis is in place in order to treat conditions such as
clubfoot.