Hyaluronic Acid in Papillary Reconstruction

Inclusion Criteria: * Age group of 25-75 years, with at least one pair of similar bilateral, Nordland's class I and class II loss of interdental papillae in the maxillary anterior region, radiographic evidence of sufficient interdental alveolar bone (i.e. distance between alveolar crest and contact point ≤ 5mm), pocket probing depth ≤ 4mm, systemically healthy patients, patients willing to participate in the study and patients with esthetic concerns Exclusion Criteria: * Patients with known allergy to hyaluronic acid, patients with poor plaque control.(≥20% O'Leary plaque index), medically compromised patients, pregnant and lactating women, history of smoking, who had received a crown or pontic on one or both teeth involved in the interproximal space, interproximal spaces next to teeth that included root grooves, furcations, Miller's tooth mobility index \>18, open contacts, probing depths \>3 mm, and radiographic evidence of pathology, with translocated or tilted teeth, and who had undergone papillary regeneration procedures in the area selected previously