Production of a dye agent for colouring cells in the human or animal body
AssigneeFluoron GmbH
InventorsHasso Meinert, Bernard Gunther, Yong-Keun Kim, Wilfried Hiebl
Life of this patent
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Abstract
Use of a biocompatible dye, for example patent blue V or brilliant blue R, for the production of a dye agent for non-cytotoxic visualisation of cells, in particular delimiting or separating membranes in the human or animal body, in particular in the eye.
Claims23
1-16. (canceled)
A method for staining cells in the human or animal body, the method comprising applying to the cells in the body a physiologically compatible aqueous solution of a dye which does not represent a vital dye and is biocompatible.
A method according to claim 16, which is for coloring the lens capsule of the eye.
A method according to claim 16, which is for coloring the lens anterior capsule in a cataract operation on the eye.
A method according to claim 16, which is for coloring membranes which have occurred due to disease in or at an organ of the body.
A method according to claim 16, wherein the dye is dissolved in a neutral or weakly acid or weakly alkaline buffer.
A method according to claim 16, wherein the dye is a triphenylmethane dye.
A physiologically compatible aqueous dye solution for coloring cells in the human or animal body, the dye solution comprising at least one dye which does not represent a vital dye and is biocompatible.
Dependencies are inferred from the claim text.