METHOD FOR SURGICAL CORRECTION OF ANTERIOR ABDOMINAL WALL DEFECTS Russian patent published in 2011 - IPC A61B17/00 

FIELD: medicine.

SUBSTANCE: invention refers to surgery, and can be applied for surgical correction of anterior abdominal wall defects. A hernia sac is inspected and replaced. A xenograft made of a xenogenic biomaterial with the preferential content of elastin prepared of connective tissue of animals' nuchal ligament which is processed with anionic and cationic detergents for releasing by 80-90 % the chemical bonds of proteoglycans and glycoproteins structured in connective tissue fascicles, and for eliminating glycosaminoglycans from the connective tissue fascicles bunches to the residual content > 50 % is placed in a preperitoneal space in a defect area.

EFFECT: method allows producing large-sized grafts of accessible raw materials, promotes forming a functionally adequate regenerate, prevents the postoperative growth of coarse connective tissue.