静电纺丝-恒应力退火协同构建的湿态稳定型聚乳酸/I型胶原肩袖补片

陈泳良, 杨潇, 王朝荣, 黄俊鸿, 李彦, 王璐

Hydration-stable biphasic poly(D,L-lactic acid)/collagen I patch via electrospinning-constant-stress annealing synergy for rotator cuff tendon-bone regeneration

CHEN Yongliang, YANG Xiao, WANG Chaorong, HUANG Junhong, LI Yan, WANG Lu

表3 干/湿态条件下不同样品力学性能

Tab.3 Mechanical properties of different samples under dry/wet conditions

试样名称 断裂强度/MPa 弹性模量/MPa 断裂伸长率/% 干态-原始态 7.71±0.43 87.92±13.89 60.52±18.67 干态-退火态 10.79±1.53 142.32±25.38 56.37±10.73 湿态-原始态 5.64±0.53 18.03±2.00 77.03±22.76 湿态-退火态 7.40±0.85 33.27±1.83 81.22±10.51