Eye Physics Model 1719e
14.5 x 19.4 mm semi-elliptical.
Base coverage at 5mm Rx height: 16x10 tumor + 2mm margin.
2 mm thick.
18K gold alloy.
19 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 seed arrangement designed to spare the macula.
For 23 to 25 mm diameter eyes.
Sterilization surface area in sq. cm:
Plaque ≈ 10.6
Template ≈ 4.9
Model 1719e-24 for 24 mm diameter spherical eye sample dosimetry