1. The biomechanical analysis of the secondary stability showed high stability means of the vitamin K2 groups over the control groups with the mini-screws of the 6 weeks period of the MK-7 were the most stable.2. The radiographic analysis of the bone around the mini-screws showed the high bone density of the vitamin K2 groups over the control groups with the most significant increase was of the 6 weeks period of the MK-7.