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. Author manuscript; available in PMC: 2013 Apr 30.
Published in final edited form as: J Biomech. 2012 Feb 21;45(7):1192–1198. doi: 10.1016/j.jbiomech.2012.01.035

Table 4.

Comparison of experimentally measured and model predicted critical buckling peak pressures of arteries under pulsatile pressure.

vessel L/r t/r Critical Pressure (mmHg)
Axial stretch ratio = 1.3 Axial stretch ratio = 1.5

exp simulation diff exp simulation diff
2 17.60 0.20 50.5 35.0 30.7% 74.0 55.0 25.7%
3 18.19 0.51 60 28.4 52.7% 89.0 57.0 35.9%
4 16.93 0.56 55 35.9 34.7% 80.0 67.8 15.2%
5 16.56 0.58 52 56.3 8.3% 97.0 93.2 4.0%

Note: L/r and t/r are the length to radius ratio and wall thickness to radius ratio, respectively.