This article assessed the ability of lyophilized bovine pericardium and acellular ovine esophageal mucosa with fibrin glue to repair induced cerebral dural defects in dogs. Eighteen adult male dogs were used and divided randomly into two groups. A square defect about (1x 1cm) was created in all animals in the dura mater. https://allfixelectricales.shop/product-category/vacuum-filter/