Table 4 Values of iris obtained by the simulation of high and normal IOP with the gravity in −Y and −X directions
From: Fluid and structure coupling analysis of the interaction between aqueous humor and iris
Iris elasticity modulus (Pa) | Equivalent stress (MPa) | Equivalent strain | Total deformations (mm) |
|---|---|---|---|
(a) In the horizontal position | |||
IOP = 27 mmHg | |||
27,000 | 1.0005e−3 | 0.037056 | 0.33917 |
32,400 | 1.0005e−3 | 0.03088 | 0.28264 |
54,000 | 1.0005e−3 | 0.018528 | 0.16959 |
IOP = 13.5 mmHg | |||
27,000 | 1.4602e−3 | 0.035289 | 0.3597 |
32,400 | 1.4602e−3 | 0.029407 | 0.29975 |
54,000 | 1.4602e−3 | 0.017644 | 0.17985 |
(b) In the vertical direction | |||
IOP = 27 mmHg | |||
27,000 | 9.999e−4 | 0.037033 | 0.33869 |
32,400 | 9.999e−4 | 0.030861 | 0.28224 |
54,000 | 9.999e−4 | 0.018517 | 0.169853 |
IOP = 13.5 mmHg | |||
27,000 | 9.7102e−4 | 0.035964 | 0.3671 |
32,400 | 9.7102e−4 | 0.02997 | 0.30591 |
54,000 | 9.7102e−4 | 0.017982 | 0.18555 |