●Small and Smooth Hexagon Mini Screw Head-Reduced length and height of the mini screw avoids soft tissue injury. Smooth edge of the mini screw head alleviates foreign body sensation.(Multiple ligature and traction designs could be applied to the slot in mini screw head.)

●Widened Neck Area-More space for coil spring or elastic attachment:.

●Small Hole for Ligature Wire-For fixation and traction.

●Smoothed Neck-Avoiding food debris and alleviating inflammation.

●Cylinder screw thread design-Optimized design of the mini screw shape.

●Reinforced mini screw body-Increased transverse strength.

●Tapered mini screw design-This design has improved efficiency of implantation, avoiding pointed end damage as well.