生物力学

Methods Three mandibular impact fracture models were prepared using intact human mandibular specimens and simulated maxillary models according to the Hanau principle of articulator and a MTS-858 biological material testing machine.

目的 利用MTS-858生物材料试验机进行下颌骨撞击试验和三维有限元分析方法揭示下颌骨骨折生物力学机制。

Methods By the datas from measuring 20 cases of dried adult lumbar spine specimens, to design a integer-type of aliform-shape memory alloy intrasegmental fixation instrument, according to the favourable shape-memory ability and the distinct biomechanics-characteristics of nickel-titanium shape memory alloy, then to research its material mechanical property and finite element method analysis.

依据干燥完整的成人腰椎标本相关解剖数据的测量结果，利用镍钛记忆合金良好的形状记忆功能和独特的生物力学特征设计一种整体型翼状腰椎峡部裂记忆合金节段内固定器，并进行材料力学测试和有限元分析。

The mechanical strength of cortical bone decreased but the fragility increased after defatting.

脱脂后皮质骨的力学强度下降，脆性增加。关键词：皮质骨；生物力学；脱脂

The sclera samples obtained after one month, two months, three months and six months were axial tensed in pretesting, relaxing, creeping and deforming. A series of dates and curves that represent conventional mechanical properties and viscoelastical properties were obtained.

选择简单可行的轴向拉伸的实验方法，分别对术后1月、2月、3月、6月加固条带区及对照眼相应区等5种兔眼巩膜试件进行预拉伸、应力松弛、蠕变及破坏的生物力学实验研究，得到一系列表示常规力学性质的数据和曲线，并进行统计、比较。

Objective To investigate the mechanical properties of ascending aorta in normal adult humans and different age pigs, and thus to provide essential biomechanical data for the vessels to be anastomosed in pig-to-human cardiac xenografts.

目的 ：探讨正常成人与不同月龄猪升主动脉一维载荷下的力学特性，为猪→人异种心脏移植吻合血管提供必要的生物力学基础。

The separation of the dynamic principal stresses in the model is completed by solving the dynamic Poisson's equation with the transient dynamic isochromatics and isoclinics of the model combined ...

并采用落锤冲击－维模型求出了光弹性材料的动态力学特性。文章系统总结了动态光弹性方法，并将该方法引入生物力学的研究领域，研究结果在医学、军事、体育等方面均具有实际的意义。

OBJECTIVE: To detect the mechanical properties of bovine bone nail following different degrees of dehydration using the three-point bending mechanics tests.

目的：通过三点弯曲生物力学检测不同脱水程度对牛骨钉力学特性的影响。

Its main mechanism of action is that XLGB could enhance the biomechanics response accommodate function of macrostructure os integumentale, increase femoral diameter, aggrandize area of the bone cortex, augment torsional section modulus and rectangular section modulus, and enhance the density of bone mineral substance in ovariectomized rats.

仙灵骨葆能够提高股骨宏观结构的生物力学应答调节功能，使股骨干外径增粗，皮质骨面积增加，骨丢失减少使股骨结构的抗弯、抗扭截面模数增大，使骨的力学结构优化，骨强度提高。

Hypoxia and PDGF have a synergistic effect that increases the expression of the angiogenetic peptide vascular endothelial growth factor in Achilles tendon fibroblasts. Arch Orthop Trauma Surg.

但本研究没有涉及这方面的研究，而且从生物力学结果也不能看到重建交叉韧带的力学性能好于未插入PDGF基因的骨髓干细胞组，因此尚待今后进一步的研究。

Objective In order to improve biomechanics compatibilities of implant materials, the effect of SMAT process on mechanical properties of pure Ti has been studied.

目的 为改善植入材料生物力学相容性，探讨表曲机械研磨处理(Surface mechanical Attrition Treatment， SMAT)对纯钛的力学性能影响。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新