An implantable orthopedic device for repairing anatomical joints and ameliorating joint conditions at a treatment site of a human or animal, the device comprising: a first section comprising a joint-ward end, an opposing mating end, and a lateral wall extending between the joint-ward end and the mating end; where the first section further comprises a peripheral column partially forming the lateral wall of the first section and a central column at least partially within the peripheral column; where the joint-ward end comprises a plurality of fenestrations, where each fenestration is formed by a confluence of the peripheral column and the central column; and where the first section further comprises a central aperture within and formed by the central column, and configured to mate with an introducer; and a second section comprising a mating end, an opposing leading end, and a lateral wall extending between the mating end and the leading end, the lateral wall having an inner wall and an outer wall; where the lateral wall of the second section comprises protrusions on the inner wall, outer wall, or a combination thereof; where the leading end comprises an edge that first penetrates a bone during implantation; and where the lateral wall of the second section further comprises a plurality of fenestrations between the protrusions; where the device has a width and a length, wherein the width and the length of the device comprises an aspect ratio of between about 0.3 and 3.0, respectively; characterized in that the central column includes a chamfer the chamfer narrowing a diameter of the central column so as to compact the central post of the subchondral bone when the implantable orthopedic device is placed in a hole over the top of the central post, the chamfer being essentially a symmetrical sloping surface at an edge or corner. a first section comprising a joint-ward end, an opposing mating end, and a lateral wall extending between the joint-ward end and the mating end; where the first section further comprises a peripheral column partially forming the lateral wall of the first section and a central column at least partially within the peripheral column; where the joint-ward end comprises a plurality of fenestrations, where each fenestration is formed by a confluence of the peripheral column and the central column; and where the first section further comprises a central aperture within and formed by the central column, and configured to mate with an introducer; and a second section comprising a mating end, an opposing leading end, and a lateral wall extending between the mating end and the leading end, the lateral wall having an inner wall and an outer wall; where the lateral wall of the second section comprises protrusions on the inner wall, outer wall, or a combination thereof; where the leading end comprises an edge that first penetrates a bone during implantation; and where the lateral wall of the second section further comprises a plurality of fenestrations between the protrusions; where the device has a width and a length, wherein the width and the length of the device comprises an aspect ratio of between about 0.3 and 3.0, respectively; characterized in that the central column includes a chamfer the chamfer narrowing a diameter of the central column so as to compact the central post of the subchondral bone when the implantable orthopedic device is placed in a hole over the top of the central post, the chamfer being essentially a symmetrical sloping surface at an edge or corner. <EOS>