生物力学

OBJECTIVE:. An abnormally high knee adduction moment increases the medial tibiofemoral compartment load at the knee during gait, and is an important biomechanical marker of joint pathology.

目的：膝运动时异常增高的膝内翻力矩会增加胫股关节内侧间室的负荷，这是关节病理改变的生物力学因素。

The quadriceps force, tibiofemoral compressive force, tibiofemoral shear force and rotational torque were applied to intact and ACL sectioned knee specimen respectively.

然而，以往在尸体上进行的解剖学或生物力学的实验研究多未考虑对标本施加生理性负载，由此得出的结论与实际差距较大。

Objective: To evaluate the biocompatibility and bio-mechanical of HA sintering coated Ti-75 alloy implant. Methods: A transcortical implant model was used.

目的：观察评估羟基磷灰石烧结涂层的钛-75(Ti-75)合金种植体的生物学性能与生物力学特性。

Objectives: The ongoing debate, surrounding the surgical treatment of trochanteric hip fractures, particularly unstable fractures, has led to continuous changes in the design of well-established implants and to the development of new ones. The goal of this paper was to use a finite element simulation to compare the bioniechanical behaviour of three implants most often used at the hospital of China: DHS.

目的 通过有限元法比较目前治疗股骨转子间骨折常用的三种内固定系统：DHS、DCS和Gamma钉的生物力学性能，评价三者治疗不稳定股骨转子间骨折的优劣，对临床选择内固定提出合理建议。

Methods: 7 calf lumbar spine specimens (T13~S2) were biomechanically tested under pure moment of 10Nm loading with Tenor pedicle screw system as the fixation device. Range of motion and intradiscal pressure were measured in all unfused segments and compared among the control group, the single-segment-fixed group (L45) and the double-segment-fixed group (L3~L5), and the correlation analysis and comparison between the increments of kinematic index and intradiscal pressure were performed.

取7具小牛腰段脊柱标本(T13~S2)，以Tenor椎弓根螺钉系统作为固定器械，在10Nm纯力矩加载下进行生物力学测定，测定各活动节段的运动范围和椎间盘内压，比较完整对照组、L45单间隙固定组和L3~L5双间隙固定组间上述指标的变化，并对运动学指标和椎间盘内压增量进行相关分析和比较。

Methods Seven calf lumar spine specimens(T13~S2) were biomechanically tested under pure moment of 10Nm loading with Tenor pedicle screw system as the fixation device. Range of motion and intradiscal pressure were measured in all unfused segments and compared among the control group, the single-segment-fixed group (L4/5) and the double-segment-fixed group (L3~L5), and the correlation analysis was performed.

取7具小牛腰段脊柱标本(T13-S2)，以Tenor椎弓根螺钉系统作为固定器械，在10Nm纯力矩加载下进行生物力学测定，测定各活动节段的运动范围和间盘内压，比较完整对照组、L4／5单节段固定组和L3～L5双节段固定组间上述指标的变化，并进行相关分析。

Good balance of joint space can be achieved by the suitable adjustment of the soft tissues, so the unrestrictive prosthesis is used for the valgus patients, and the knee joint will be stabilized without the presence of cruciate ligament excision.

对于膝外翻的患者，如果合理的调整软组织获得良好的关节间隙平衡，就可以采用非限制性假体，不切除交叉韧带，获得膝关节的稳定。关键词：膝关节置换术；膝外翻；生物力学；探讨

Objective To determine and compare the mechanical properties of several biomaterials used for urethral reconstruction.

目的 检测并比较多种组织工程尿道修复支架材料的生物力学性质。

Maxium valum of axial torque were measured by static eccntric loading test on the instrumented spines at last; Another 8 fresh frozen human cadaveric spinal speciments were used in this biomechanical test, the testing constructs used were:〓vertebrectomy and 〓 discectomy, bone-graft with anterior Kaneda device, mesh-cage interbody fusion device, mesh-cage with Kaneda fixation, mesh-cage with posterior pedicle screw system TSRH.

利用腰椎三维运动分析系统进行生物力学稳定性测试及静态偏心加压极限扭转载荷测试。2）取8个新鲜冷藏的人尸脊柱标本，分别行〓椎体全切，〓和〓椎间盘全切，制作损伤失稳模型，依次实施四种重建术式：髂骨块植入加前路Kaneda钢板固定，钛网椎间融合器植入，钛网和前路Kaneda联合应用，钛网和后路TSRH椎弓根系统联合应用。

The implant of Wolter crook plate provides sufficient stability to allow active shoulder exercises immediately after surgery,which is worthy of clinical practice.

Wolter钢板固定能提供足够的生物力学稳定性，可允许患者进行早期功能锻炼，且肩关节功能恢复较好，有一定的临床推广应用价值。

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