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

Claim 16:
17. A device for marking a corneal surface, the device comprising:
a planar base having an inner wall defining a central opening, a top side, and a bottom side;
a first passage and a second passage extending vertically through the planar base on opposite sides of the central opening;
a linear marker extending across the central opening and positioned above the bottom side;
a first end of the linear marker passing through the first passage and tied in a first knot securing the first end to the planar base;
a second end of the linear marker passing through the second passage and tied in a second knot securing the second end to the planar base; and
an outer circumference of the planar base having a wall extending vertically above the top side.