Skeletal anchorage system for use in orthodontic therapies, has screwdriver tool with outer portion to secure microscrew and inner portion to screw and unscrew head in relation to microscrew

摘要

The system has microimplants (1) with microscrew (2) which is screwed into the bone, interchangeable heads (3) for securing the tensioning elements and a preformed protector (4) made of silicon. Steel plates have different shapes adaptable to microimplants and are provided with coupling zones with elongated holes and a central zone with different holes or cavities for positioning the button and button hole. A screwdriver tool has an outer portion to secure the microscrew and an inner portion to screw and unscrew the head in relation to the microscrew.