Extension splint

An extension splint comprising an elongated frame having releasable leg support means along the length thereof, a pivotable foot plate which is capable of being positioned substantially normal to a leg received in said extension splint, a pivotable frame brace extending beneath the frame to support the foot plate above a supporting surface on which the frame rests, and means for applying an extension force to a leg above the foot plate while said leg and foot are held in supported position by said aforementioned components, said last mentioned means including longitudinal frame extension means having manually releasable and incrementally adjustable locking means including generally longitudinally operable extension means and generally transversely operable retraction means.