PLLA-LASYNPRO™ Injections for Skin Laxity Treatment

Inclusion Criteria: * Male or female aged ≤ 60 years * Previous bariatric surgery (one anastomosis gastric bypass) * Stable weight for at least 6 months prior to baseline * Post-weight loss skin laxity and ptosis requiring surgery * ΔBMI ≥ 7 defined as the change in BMI from scheduled bariatric surgery to baseline * BMI ≤ 30 * Pittsburgh scale rating ≥10 * Ability to give written informed consent * Willing to participate in the study and attending the visits Exclusion Criteria: * Skin infection or skin inflammation status * Acute or chronic skin disease * ΔBMI \< 7 defined as the change in BMI from scheduled bariatric surgery to baseline * BMI \> 30 * Male or female aged 60 \> years * Pregnancy and lactating; if a female is of childbearing potential, she should have a negative pregnancy test and should use a highly effective method to avoid pregnancy for the duration of the trial * Any clinically significant findings, as determined by the investigator, from laboratory tests and individual patient's medical history, that may contraindicate post-bariatric surgery for the patient * History of allergies to any of the constituents of the product * Haemorrhagic disease or under anticoagulant therapy * Have a known history of or susceptibility to keloid formation or hypertrophic scarring * Immune deficiencies