The Combivisc is a combination of a dispersive and cohesive OVD in two separate syringes to match the requirements at each stage of the cataract surgery. The dispersive and cohesive components are Z-Hyalcoat and Z-Hyalin plus respectively.
Z-Hyalcoat: 2,900,000 daltons; Z-Hyalin plus: 1,000,000 daltons
Z-Hyalcoat: 7.2-7.6; Z-Hyalin plus: 7.0-7.6
Z-Hyalcoat: 1.0 mL; Z-Hyalin plus: 0.85 mL