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양건일 ( Keon Il Yang ),정민구 ( Min Gu Jung ),조아영 ( Ah Young Jo ),양진영 ( Jin Young Yang ),유상준 ( Sang Joun Yu ),김병옥 ( Byung Ock Kim ) 조선대학교 구강생물학연구소 2012 Oral Biology Research (Oral Biol Res) Vol.36 No.1
Three patients (2 maxillary anterior teeth and 1 maxillary second premolar) underwent clinical crown lengthening procedures with forced eruption. All teeth had undergone complete root canal treatment prior to the procedure. Using an elastic band, extrusion of teeth was planned; during a 2-month period of extrusion, activation and fiberotomy were performed within a 2-week period. Following an 8-week period of maintenance, gingivectomy without bone surgery was performed. The patients were then referred to the department of prosthodontics for the fi nal prosthodontic restoration. After completion of the fi nal prosthodontic restoration, esthetically satisfactory results were reported in all three cases. These cases demonstrate the safety and simplicity of the clinical crown lengthening procedure through orthodontic extrusion for treatment of subgingivally fractured teeth; hence, it is more acceptable to the patient.
혈관화 개재 골막-결합조직 이식술을 이용한 치조제 증대술 증례보고
양건일 ( Keon Il Yang ),한정균 ( Jeong Gyun Han ),조아영 ( Ah Young Cho ),양진영 ( Jin Young Yang ),유상준 ( Sang Joun Yu ) 조선대학교 치의학연구원 2013 Oral Biology Research (Oral Biol Res) Vol.37 No.1
A total of three patients underwent vasculized interpositional periosteal-connective tissue grafting for alveolar ridge augmentation. All patients had a Seibert Class III alveolar defect in which the alveolar ridge was retracted horizontally and vertically in maxillary anterior area. Fixed prosthetics were planned in order to restore missing teeth. Scaling and root planing were completed 1 month before the ridge augmentation. For proper restoration of alveolar ridge, vasculized interpositional periosteal-connective tissue grafting with or without alloplast (synthetic bone) was performed, followed by primary closing of the surgical site and soft tissue augmentation. Stitches were taken out 2 weeks after surgery, and no complications were observed such as infection or inflammation. Alveolar ridge became vertically and horizontally thicker compared to before surgery, which made it possible to restore esthetic prosthetics. These cases show that it is possible to restore esthetic alveolar ridge for fixed prosthetics using vasculized interpositional periosteal-connective tissue grafting.