Table 2.
Porcine rectal tissue mechanical properties
| Ultimate strength: MPa | Circumferential | Longitudinal | All orientations | |||
|---|---|---|---|---|---|---|
| Distal | 0.54 | (0.07) | 0.62 | (0.07) | 0.58 | (0.05) |
| Medial | 0.47 | (0.04) | 0.47 | (0.04) | 0.47 | (0.03) |
| Proximal | 0.58 | (0.08) | 0.59 | (0.09) | 0.58 | (0.06) |
| All Locations | 0.51 | (0.03) | 0.63 | (0.05) | 0.58 | (0.03) |
| Elongation at failure: % | Circumferential | Longitudinal | All orientations | |||
| Distal | 141.84 | (13.62) | 149.28 | (13.67) | 145.56 | (9.38) |
| Medial | 95.47 | (7.76) | 122.22 | (8.91) | 108.85 | (6.20) |
| Proximal | 90.86 | (6.38) | 103.89 | (8.20) | 97.37 | (5.17) |
| All Locations | 106.27 | (5.61) | 120.25 | (5.63) | 113.19 | (4.00) |
| Elastic modulus: MPa | Circumferential | Longitudinal | All orientations | |||
| Distal | 0.92 | (0.22) | 0.86 | (0.18) | 0.89 | (0.14) |
| Medial | 2.00 | (0.40) | 1.45 | (0.32) | 1.74 | (0.26) |
| Proximal | 2.10 | (0.41) | 2.12 | (0.47) | 2.11 | (0.30) |
| All locations | 1.87 | (0.23) | 1.79 | (0.24) | 1.83 | (0.16) |
Values shown are mean (SEM).