Eye Physics Model 1718en
21x17mm semi-elliptical.
Base coverage at 5mm Rx height: 14x10 tumor + 2mm margin.
2 mm thick.
18-K gold alloy.
18 seed positions.
Seeds become progressively shallower with distance from the center of the plaque to improve dose homogeneity at the edges of the plaque.
Posterior notch facilitates placement adjacent to the optic nerve.
For 22 to 26 mm diameter eyes.
Model 1718en-24 for 24 mm diameter spherical eye sample dosimetry