The book " Orthodontic Mini implants" summarizes the concepts in the basic aims, designing, treatment aspects. "ORTHODONTIC ANCHORAGE" is defined as "resistance to unwanted tooth movement" . Anchorage, defined as the ability to resist unwanted reactive tooth movements, can be provided by the orthodontic appliance, but in most cases additional anchorage is required. This additional anchorage has traditionally been provided by adding resistant units, headgear or inter maxillary elastics, resulting in distribution of the reaction forces and reduction of the pressure on the anchor units....