Patent ID: 11911316
Assignee: MICHAEL POSNER
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 13:
14. A method for marking a corneal surface using the device of claim 1, the method comprising:
providing the device with a coloring agent applied to the only one single marker, wherein the device comprises:
the planar base having the central opening, the marking side, and the non-marking side;
the only one single marker extending across the central opening and configured to physically contact the corneal surface when the device is pressed over the corneal surface; and
the outer circumference of the planar base having the wall extending vertically away from the non-marking side;

aligning the device with respect to the corneal surface;
pressing the device over the corneal surface such that the only one single marker physically contacts the corneal surface to transfer a line of the coloring agent across the corneal surface; and
removing the device from the corneal surface.