Abstract: A thumb suctioning prevention brace according to the inventive concept includes a body surrounding opposite sides, a back portion, and a nail of a thumb and having an opening formed therein so that a bottom portion of the thumb is exposed, a band part coupled to a lower portion of the body and fixed to a wrist by connecting opposite ends thereof, and a detachable part provided inside an upper portion of the body, a specific design being displayed on an outer peripheral surface thereof, wherein the body is made of a transparent material, and the specific design is exposed instead of the nail. The effect of the inventive concept is to provide a thumb suctioning prevention brace capable of correcting a habit of suctioning a thumb by recognizing, through the specific design, the infant that a thumb suctioning behavior is uncomfortable.

Abstract: A thumb suctioning prevention brace according to the inventive concept includes a body surrounding opposite sides, a back portion, and a nail of a thumb and having an opening formed therein so that a bottom portion of the thumb is exposed, a band part coupled to a lower portion of the body and fixed to a wrist by connecting opposite ends thereof, and a detachable part provided inside an upper portion of the body, a specific design being displayed on an outer peripheral surface thereof, wherein the body is made of a transparent material, and the specific design is exposed instead of the nail. The effect of the inventive concept is to provide a thumb suctioning prevention brace capable of correcting a habit of suctioning a thumb by recognizing, through the specific design, the infant that a thumb suctioning behavior is uncomfortable.