Table 3 Human rectal tissue mechanical properties
Ultimate strength: MPa | Circumferential | Longitudinal | All orientations | |||
|---|---|---|---|---|---|---|
Distal | 0.86 | (0.10) | 0.86 | (0.09) | 0.86 | (0.07) |
Medial | 0.86 | (0.11) | 0.97 | (0.08) | 0.92 | (0.06) |
Proximal | 0.77 | (0.11) | 0.88 | (0.12) | 0.82 | (0.08) |
All Locations | 0.84 | (0.06) | 0.93 | (0.05) | 0.87 | (0.04) |
Elongation at failure: % | Circumferential | Longitudinal | All orientations | |||
Distal | 61.43 | (0.63) | 61.70 | (0.72) | 61.54 | (0.44) |
Medial | 60.72 | (0.58) | 62.37 | (0.79) | 61.31 | (0.49) |
Proximal | 63.43 | (1.02) | 64.72 | (1.50) | 64.08 | (0.86) |
All Locations | 61.74 | (0.47) | 64.31 | (0.76) | 62.81 | (0.44) |
Elastic modulus: MPa | Circumferential | Longitudinal | All orientations | |||
Distal | 5.20 | (0.55) | 4.87 | (0.65) | 5.04 | (0.40) |
Medial | 6.48 | (0.82) | 5.34 | (0.50) | 5.91 | (0.48) |
Proximal | 3.88 | (0.34) | 4.87 | (0.40) | 4.35 | (0.28) |
All locations | 5.41 | (0.39) | 5.05 | (0.29) | 5.18 | (0.24) |