A bone reshaping implant configured for reshaping a bone without creating an osteotomy, wherein the bone reshaping implant is configured to impart a bone reshaping force on the bone, the bone reshaping implant comprising: a distraction shaft configured to be attached to a first location on the bone and to apply the bone reshaping force onto the bone, the distraction shaft having a nut disposed on an inner surface adjacent to a cavity; a housing configured to be attached to a second location on the bone and to apply the bone reshaping force onto the bone, the housing further comprising: a cylindrical permanent magnet configured to be noninvasively actuated to generate the bone reshaping force, the cylindrical permanent magnet fixedly contained within a magnet casing, the magnet casing further comprising an axle which is configured to engage at least one planetary gear set, a lead screw mechanically coupled to the cylindrical permanent magnet and configured to communicate with the nut of the distraction shaft to drive the distraction shaft relative to the housing; wherein the cylindrical permanent magnet and at least one planetary gear set are rotatably disposed on a thrust bearing and wherein the thrust bearing is configured to protect the cylindrical permanent magnet and at least one planetary gear set from at least one of compressive or tensile stresses. a distraction shaft configured to be attached to a first location on the bone and to apply the bone reshaping force onto the bone, the distraction shaft having a nut disposed on an inner surface adjacent to a cavity; a housing configured to be attached to a second location on the bone and to apply the bone reshaping force onto the bone, the housing further comprising: a cylindrical permanent magnet configured to be noninvasively actuated to generate the bone reshaping force, the cylindrical permanent magnet fixedly contained within a magnet casing, the magnet casing further comprising an axle which is configured to engage at least one planetary gear set, a lead screw mechanically coupled to the cylindrical permanent magnet and configured to communicate with the nut of the distraction shaft to drive the distraction shaft relative to the housing; wherein the cylindrical permanent magnet and at least one planetary gear set are rotatably disposed on a thrust bearing and wherein the thrust bearing is configured to protect the cylindrical permanent magnet and at least one planetary gear set from at least one of compressive or tensile stresses. a cylindrical permanent magnet configured to be noninvasively actuated to generate the bone reshaping force, the cylindrical permanent magnet fixedly contained within a magnet casing, the magnet casing further comprising an axle which is configured to engage at least one planetary gear set, a lead screw mechanically coupled to the cylindrical permanent magnet and configured to communicate with the nut of the distraction shaft to drive the distraction shaft relative to the housing; wherein the cylindrical permanent magnet and at least one planetary gear set are rotatably disposed on a thrust bearing and wherein the thrust bearing is configured to protect the cylindrical permanent magnet and at least one planetary gear set from at least one of compressive or tensile stresses.