Patents Assigned to Tovarischestvo S Ogranichennoi Otvetstvennostju "Svetoplastik"
  • Polymer material for making an elastic intraocular lens and a lens based on said material
    Patent number: 5725576
    Abstract: The polymer material is a mixture, consisting substantially of:oligourethanemethacrylate having the following structural formula: ##STR1## methylcarbitol methacrylate ##STR2## methacrylic acid ##STR3## and 2,2'-dimethoxy-2-phenylacetophenone ##STR4## taken in ratio that ensure the ability of the mixture to light curing under the effect of UV radiation. The intraocular lens comprises an optic and a supporting portion, both made substantially of the mentioned polymer material.
    Type: Grant
    Filed: May 31, 1996
    Date of Patent: March 10, 1998
    Assignees: Mezhotraslevoi Nauchno-Tekhnichesky Komplex "Mikrokhirurgia Glaza", Tovarischestvo S Ogranichennoi Otvetstvennostju "Svetoplastik"
    Inventors: Svyatoslav Nikolaevich Fedorov, Leonid Feodosicvich Linnik, Valery Mikhailovich Treushnikov, Elena Alexandrovna Viktorova