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author:

张发惠 (张发惠.) [1] | 郑和平 (郑和平.) [2] | 张朝春 (张朝春.) [3] | 陈日齐 (陈日齐.) [4]

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Abstract:

目的探讨不同时段超深低温冷冻保存对兔肌腱力学性能的影响.方法以15%二甲基亚砜(DMSO)为低温保护剂,采用两步冷冻法,对青紫兰兔肌腱用-50℃温度冷冻预处理,-196℃液氮保存18d,180d,360d,测试前用40℃水浴复温,进行肌腱拉伸实验.结果肌腱破坏荷载(N):对照组,18d,180d,360d组分别为66.0±19.49,65.0±7.07,54.0±11.4和39.0±1.2.肌腱延伸率(%):对照组,18d,180d,360d组依次为63.5±17.3,38.6±0.98,30.6±0.47和21.9±9.29.结论肌腱破坏荷载和肌腱延伸率,360d与对照组有显著性差异(P<0.01),表明长时段超深低温冷冻保存兔肌腱的延伸率降低.

Keyword:

冷冻保存 力学性能 实验 肌腱 超深低温 长时段

Community:

  • [ 1 ] 南京军区福州总医院军区临床解剖学研究中心,福建,福州,350025
  • [ 2 ] 福州大学土建学院力学实验室,福建,福州,350002

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Source :

实用骨科杂志

ISSN: 1008-5572

Year: 2004

Issue: 1

Volume: 10

Page: 31-32

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WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 2

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