Autologous fat augmentation of the vocal folds has become widely adopted as a means of vocal rehabilitation in patients with deficient glottal closure. In general, the injection method using autologous tissues has no problems regarding safety issues such as infection of unknown cause, but the period of continuous effect is not constant because absorption may occur after injection. In 99 cases during the 8-years from August 2003 to April 2011. The details of postoperative course were reported. In a cases, maximum phonation time was improved.