Vertical Soft Tissue Augmentation With Tent Pole Technique and Its Influence on Marginal Bone Loss Around Dental Implants

Inclusion Criteria: * Participants must be over 18 years of age. They should be legally capable of adhering to study protocols, which include maintaining proper oral hygiene, attending all scheduled follow-up visits, fully understanding the proposed surgical procedures, and signing the informed consent form. * single edentulous sites in the premolar and/or molar region of the mandible. * Vertical gingival thickness must be more than 1 mm and less than or equal to 2 mm. * A minimum of 2 mm of attached gingiva should be present on both the buccal and lingual sides of the implant sites. * Buccal bone thickness must be at least 1.5 mm. Exclusion Criteria: * Presence of general contraindications for dental implants or surgical interventions. * Heavy smoking, defined as more than 10 cigarettes daily, including pipe, vape or cigar use. * Poor oral hygiene, characterized by probing depths greater than 4 mm in adjacent teeth, and a full mouth plaque score (FMPS) or full mouth bleeding score (FMBS) exceeding 25% after the pre-treatment phase. * Guided bone regeneration at the implant site. * History of conditions or diseases that compromise bone metabolism (e.g. Paget's disease, osteoporosis) or current use of medications that may affect bone metabolism (e.g. bisphosphonates). * History of cancer or prior radiotherapy or chemotherapy treatments for malignancy. * Uncontrolled diabetes. * Current pregnancy or breastfeeding status. * Allergies to any products involved in the study.