Patent ID: 9072568
Filing Date: 2015-07-07
Classification: A61C

Abstract:
1. A support member for correcting tooth irregularities, the support member comprising: a main body having a first end portion and a second end portion, that has a predetermined length and comprises hook portions formed on both end portions thereof; and a plurality of leg portions each of which extends in a radial direction from a central portion of the main body, having a through-hole formed in an end portion of the plurality of leg portions, the plurality of leg portions configured to be fixed to a palatine bone using a fixing screw that passes through the through-hole, and the through-hole comprises a fixing rib protruding from a surface of the leg portion which is configured to be fixed to the palatine bone, wherein the fixing rib has a half-ring shape, wherein each of the plurality of leg portions obliquely extends at a predetermined angle with respect to a second central line perpendicular to a first central line that extends in the longitudinal direction of the main body, wherein the plurality of leg portions are disposed in three of four areas partitioned by the second central line and the first central line that extends in the longitudinal direction of the main body, and wherein the through-hole comprises a spiral portion that is formed on a lower inner circumferential surface of the through-hole.