Fine Fixation Ring with Caliper 9-513-3
• Low profile 3/4 ring, 5mm diameter with 5 point fixation
• Caliper end 3.5mm internal dimension
• Fixed flat handle, length 108mm
The location for placement of the instrument cannula (ref: 8-640 range) from the edge of the limbus is marked by the 3.5mm caliper on the end of the Fixation Ring with Caliper. The fixation ring end is used to fixate and stabilise the eye whilst the needle is used to make the initial incision.