PTA Calculator
Sphere
Cylinder
Corneal Thickness
Scaling
15
17
0 PRK
100um Flap
110um Flap
120um Flap
Ablation Depth: 0
Tissue Altered: 120
Residual Bed: -120
Residual Bed
should be > 300
PTA: 0.00%
PTA
should be < 40%