We describe fixator (10) comprising an articulated bracelet (12). The bracele comprises a plurality of elements (24,26) arranged in a plurality of rows. The elements have complementary linking means (48,62) to permit linking the rows of elements together in an articulated or fixed relationship. One or more of the plurality of elements comprises means (34) for receiving and engaging at least a portion of a connecting device (16) such that the position of the connecting device can be altered around the bracelet or the limb that it is mounted on. The fixator further comprises an articulated connecting device, a rod and a hinge device.