Abstract: A mobile joint restraint for treating a medical condition for which the mobile joint restraint is required is provided. The mobile joint restraint may include a first part comprising a pair of cut-out pieces, a pair of holes with a strap configured to secure the first part to a limb, and a pair of holes at the ends of arms of the first part configured to attach to a second part. The second part may comprise a pair of restricting protrusions configured to sit within the cut-out piece, a pair of holes with a strap configured to secure the second part to a limb, and a pair of flanges at the ends of arms of the second part configured to couple with the pair of holes at the ends of the arms of the first part.