Patent ID: 7192408

Claim:
A physical rehabilitation device, comprising a first frame assembly and a second frame assembly pivoted on each other, wherein the first frame assembly and the second frame assembly are adapted to be fixed on two jointed segments respectively; a fixing assembly provided at a pivot of the first frame assembly and the second frame assembly, which has a pivot base on the first frame assembly and a pivot disk on the second frame assembly to be pivoted on the pivot base by a pivot member; the pivot disk having at least two lock slots with teeth on sidewalls thereof, wherein the teeth are arranged on a circumference of a circle with the pivot member to be a center of the circle; a fixing member pivoted on the first frame assembly, which has lock blocks associated with the lock slots respectively to be engaged with anyone of the teeth; the pivot base having slots associated with the lock blocks respectively to pass the lock blocks through the pivot base and to be engaged with the teeth, whereby an angle between the first frame assembly and the second frame assembly is fixed via the lock blocks engaged with the teeth.