Autotransplantation of Teeth With Intraoperative Extra-corporal Apicoectomy

Inclusion Criteria: * Male and female consenting and judicious young people and adults * Written consent of the participant and, if applicable, of the legal guardian after education * Planned tooth transplantation with advanced or completed root growth Exclusion Criteria: Contrast agent allergy (Gadovist®) * Contraindications for magnetic resonance imaging (MRI): (pronounced metal restorations, running orthodontics with metal, fixed appliance in the target jaw) * Current or past antiresorptive therapy with bisphosphonates * Further anamnestic general or local risk situation, among others: Anti-angiogenic therapy, History of local radiation therapy, severe coagulation disorder, unadjusted diabetes mellitus, malignant diseases * Acute gingivitis or advanced periodontitis * Participation in an ongoing drug trial (various drugs may distort the result, such as bisphosphonates, cortisone, chemotherapeutics, angiogenesis inhibitors) * heavy smokers (\> 10 per day) * Acute or chronic infections (osteomyelitis) at the surgical site * metabolic diseases (diabetes, hyperparathyroidism, osteomalacia) * Severe kidney dysfunction, severe liver disease * Patients with high-dose corticosteroid therapy * prolonged corticosteroid or radiotherapy in the oral cavity * autoimmune diseases * Pregnant or breastfeeding women