Fig. 1From: A modified surgical approach for hard and soft tissue reconstruction of severe periimplantitis defects: laser-assisted periimplant defect regeneration (LAPIDER)Illustration of the LAPIDER treatment concept: a periimplantitis lesion around an implant with debris on the implant surface and circumferential bone loss and soft tissue recession is cleaned by the support of the Er:YAG laserBack to article page