METHOD FOR CLOSURE OF OROANTRAL FISTULA Russian patent published in 2018 - IPC A61B17/24 

FIELD: medicine.

SUBSTANCE: invention relates to the field of medicine, namely to dentistry, and is intended for use in the plasty of oroantral fistulas of the maxillary sinus. Carry out a fringing incision in the area of oroantral fistula. Skeletonization of the edges of the defect and installation of the membrane in the area of the defect are performed, followed by suturing the wound. In this case, after exfoliation of the mucoperiosteal flaps, revision of the maxillary sinus, oroantral fistula is closed with a non-resorbable membrane with titanium reinforcement. Its edges run under the periosteum along the edges of the defect and suture the wound with non-resorbable material. After the restoration of the mucous membrane of the maxillary sinus, the membrane is removed.

EFFECT: method allows to close the oroantral fistula, to reduce postoperative complications and to refuse additional interventions to eliminate deformities of the vestibule of the oral cavity.

1 cl, 7 dwg