Safety and Efficacy Study of Isolagen TherapyTM in Treatment of Interdental Papillary Insufficiency

Inclusion criteria

• Subject must be 18-70 years of age
• Subject was treated in IT-G-002 (no NCT identification number)
• Subject has maxillary interproximal recession defects
• Natural teeth must be present on both sides of each area to be treated
• Negative pregnancy test and use of acceptable birth control (females of childbearing age)

Exclusion criteria

• Subjects who participated in other clinical trials within 30 days prior to enrollment
• Interproximal spaces including root grooves or furcations must not be involved
• Subjects with poor oral hygiene
• Subjects with a systemic condition, which would preclude periodontal treatment
• Subjects with acute infectious lesions in the treatment areas
• Subjects with open interproximal contact at study sites
• Subjects who must receive prophylactic antibiotics before dental procedures
• Subjects on chronic antibiotic or steroidal therapy
• Subjects with interproximal probing depths > 3 mm around study lesions
• Subjects who smoke
• Subjects taking medications associated with the development of drug induced gingival hyperplasia
• Subjects with radiographic evidence of pathology
• Subjects with tooth mobility exceeding a score of 1
• Subjects with parafunctional habits and not wearing bite guard
• Subjects with interproximal spaces associated with teeth without an adequate zone of keratinized tissue
• Subjects where the etiology of the interproximal papillary recession has not been controlled
• Subjects who have received a crown or pontic on one or both teeth involved in the interproximal space to be treated