An articulated device comprises a first member that is provided with a first set of teeth fixedly connected thereto. A second adjacent member is provided with a second set of teeth fixedly connected thereto. A coupling section is also provided on which the first set of teeth is hingeably supported around a first hinge axis and on which the second set of teeth is hingeably supported around a second hinge axis wherein the first set of teeth engages with the second set of teeth. A positioning device sets an angular position of the first and second members relative to the coupling section.