An internal joint stabilizer for stabilizing a joint between a first bone and a second bone, the joint having a natural axis of rotation, the internal joint stabilizer comprising: 2. p two turret assemblies; an attaching portion to be attached to the first bone with fasteners (7, 8) said attaching portion including a first attachment point in connection with the first turret assembly J on a first side of the attaching portion) and a second attachment point in connection with the second turret assembly on a second side of the attaching portion opposite said first side; a first stabilizing portion attached to said first attachment point, including: a first axle configured for insertion into the second bone of the joint in alignment with the natural axis of rotation of the joint; and a first neck disposed between said first axle and said attaching portion, a position of said first axle being adjustable relative to said first neck; a second stabilizing portion attached to said second attachment point, including: a second axle configured for insertion into the second bone of the joint in alignment with the natural axis of rotation of the joint, and further configured to cooperate with the first axle; a second neck disposed between said second axle and said attaching portion, a position of said second axle being adjustable relative to said second neck; said first stabilizing portion and said second stabilizing portion being attached to said attaching portion in a mirrored configuration; and said first and second axles (160b, 160a) configured to allow free rotation of the second bone of the joint around said axles (160a, 160b). an attaching portion to be attached to the first bone with fasteners (7, 8) said attaching portion including a first attachment point in connection with the first turret assembly J on a first side of the attaching portion) and a second attachment point in connection with the second turret assembly on a second side of the attaching portion opposite said first side; a first stabilizing portion attached to said first attachment point, including: a first axle configured for insertion into the second bone of the joint in alignment with the natural axis of rotation of the joint; and a first neck disposed between said first axle and said attaching portion, a position of said first axle being adjustable relative to said first neck; a first axle configured for insertion into the second bone of the joint in alignment with the natural axis of rotation of the joint; and a first neck disposed between said first axle and said attaching portion, a position of said first axle being adjustable relative to said first neck; a second stabilizing portion attached to said second attachment point, including: a second axle configured for insertion into the second bone of the joint in alignment with the natural axis of rotation of the joint, and further configured to cooperate with the first axle; a second neck disposed between said second axle and said attaching portion, a position of said second axle being adjustable relative to said second neck; a second axle configured for insertion into the second bone of the joint in alignment with the natural axis of rotation of the joint, and further configured to cooperate with the first axle; a second neck disposed between said second axle and said attaching portion, a position of said second axle being adjustable relative to said second neck; said first stabilizing portion and said second stabilizing portion being attached to said attaching portion in a mirrored configuration; and said first and second axles (160b, 160a) configured to allow free rotation of the second bone of the joint around said axles (160a, 160b).