This study aims to evaluate the impact of locally applied hyaluronic acid on free gingival graft wound bed healing and palatal donor site wound healing. Forty subjects will be randomly divided in two separate groups. Test group will be treated with hyaluronic acid during the procedure and the control group without. Periodontal parameters and other clinical measurements will be taken on baseline, 7 days postoperative, 14 days postoperative, 1 month, 3 months and 6 months postoperative.
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Keratinized tissue gain
Timeframe: baseline to 1 month postoperatively
Keratinized tissue gain
Timeframe: baseline to 3 months postoperatively
Keratinized tissue gain
Timeframe: baseline to 6 months postoperatively
Shrinkage of the graft
Timeframe: baseline to 1 month postoperatively
Shrinkage of the graft
Timeframe: baseline to 3 months postoperatively
Shrinkage of the graft
Timeframe: baseline to 6 months postoperatively