Fig. 1From: Influence of biodegradable polymer membrane on new bone formation and biodegradation of biphasic bone substitutes: an animal mandibular defect model studyExperimental photograph. a Drilling holes of 8.0 mm were made on mandible of dog. b The defects were filled with OSTEON II (Genoss Co., Suwon, Korea). c Two of four holes were covered with Osteoguide membrane (Genoss Co., Suwon, Korea). d Sacrifice was performed at 4 and 8 weeks after surgeryBack to article page