Srphc544043-Biomimetic Synthetic Absorbable Dural Substitute Of Size 40X60Mm: The Dural Patch- 1. Must Be An Absorbable Dural Repair Patch. 2. Must Be Made By Combination Of (Plla) Poly- L-Lactic Acid And Porcine Gelatin. 3 Sho Uld Be Applied Either By Onlay Or By Suturing. 4. Must Become Transparent After Implantation For Better Visibility Of Blo Od Vessels. 5. Should Provide A Temporary Scaffold For The Growth Of Dural Cells In Order To Promote Rapid Repair An D Regeneration. 6. Must Act As A Physical Barrier Between Blood Tissue And The Skull. 7. Must Be Non-Adhesive Towards Brain Tissue After Implantation. 8. Thickness Should Be 0.1-0.5 Mm. 9. Setting Time Should Be 3 To 5 Minutes. Unit:No ]