Interference Screw Mectascrew-B Postmarket Study

Inclusion Criteria: * Both genders * Patients older than 18 years * ACL or PCL damage requiring primary ACL or PCL reconstruction * Patient requiring ACL or PCL surgery with the use of Medacta MectaScrew B interference screw, according to Manufacturer IFU's, i.e. reconstructive therapy of ruptures to the anterior or posterior cruciate ligament by means of autologous grafts * Patients who are willing to participate in the study and have signed informed consent form. Exclusion Criteria: * Patients with contraindications according to IFU's * Patients with malignant diseases (at the time of surgery) * Patients with proven or suspected infections (at the time of surgery) * Patients with functional deficits on the affected extremity (at the time of surgery) * Patients with known incompatibility or allergy to products materials (at the time of surgery) * Concomitant ligament injury (grade ≥ 3)