Regeneration of Intrabony Defects With Nano Hydroxyapatite Graft, and Periosteum as Barrier Membrane Under Magnification

30 Patients visiting the outpatient Department of Periodontology Krishnadevaraya College of Dental Sciences and Hospital, Bangalore will be enrolled for 6 month folllow up study based on the inclusion and exclusion criteria. Patients age ranged from 25 to 55 years. Patients with chronic periodontitis, with presence of intrabony defects with ≥6mm probing depth (PD), 2 or 3 wall defects are included in the study. The patients are allocated to three goups through computer generated randomisation as: Group A (n=10) - Egg shell derived nano hydroxyapatite (EnHA) graft and periosteal pedicle as barrier membrane. Group B (n=10) - Only EnHA as graft. Group C (n=10) - An open flap debridement procedure only.