Abstract: An embodiment provides a customized ready-made abutment which comprises: a post positioned at the upper end thereof to be able to be coupled inside a crown; a lower part positioned at the lower end thereof such that a part or all of the lower part can be coupled to an implant; and a gingival part positioned between the post and the lower part to be in contact with gingiva without being coupled to the implant, wherein all teeth of the maxilla and the mandible are grouped into maxillary anterior teeth, mandibular anterior teeth, canine teeth, premolar teeth, and molar teeth, and multiple customized ready-made abutments are designed and manufactured such that a standard coverage of a patient-customized abutment for each group is 65% or more.

Abstract: An embodiment provides a method for designing, selecting, delivering, or implanting a customized ready-made abutment, from multiple customized ready-made abutment sets designed or manufactured on the basis of a patient database, the method comprising the steps of: preparing multiple customized ready-made abutment sets on the basis of a patient database; picking up the oral data of a patient; selecting an appropriate abutment from the multiple customized ready-made abutment sets by using software on the basis of the picked-up oral data of the patient; and delivering or implanting the selected customized ready-made abutment.

Abstract: Disclosed is a method for providing a dental abutment by using data about a customized abutment, comprising the steps of: receiving oral data about a patient; and acquiring a standardized abutment from a standardized abutment group generated from the customized abutment in correspondence with the inputted oral data about the patient.

Abstract: The present invention relates to a sliding hinge apparatus. The sliding hinge apparatus of the present invention comprises a lower plate 31 with permanent magnets attached on a surface thereof and rails formed therein, and an upper plate 32 with permanent magnets attached on a surface thereof opposite to the lower plate 31 and rails having a shape complementary to the rails of the lower plate 31 formed therein, whereby the upper plate is engaged with the lower plate via the rails. According to the present invention, the sliding hinge apparatus that is very thin and is capable of semi-permanently maintaining its quick and smooth operation can be obtained.