Vitreoretinal eye surgery includes a group of procedures performed deep inside the eye's interior with lasers or conventional surgical instruments. As the name implies, this delicate surgery takes place where the gel-like vitreous and light-sensitive membrane (retina) are found.
1 If your sugar paste feels dry and cracks, feels very firm or crumbly, knead in a few teaspoons of melted shortening (vegetable fat or white margarine). 2  Alternatively, work glycerine and or a few drops of cooled boiled water into the paste to soften it and make it more elastic.
1 Add half of the water required and mix into a thick paste without clumps. 2  Pour in the rest of the water and combine till the paste is smooth. 3  Pour one teaspoon of vinegar and put on medium heat until the mixture starts to thicken. In a saucepan mix 1 cup of flour with 1/3 cup of sugar. 2  Add half of the water required and mix into a thick paste without clumps. 3  Pour in the rest of the water and combine till the paste is smooth.