脚收缩中的恒定扭矩拉伸导致运动范围的变化大于恒定角度或动态拉伸:系统性审查和元分析
Guido Geusebroek1, Jacek Buczny2, Han Houdijk3
1Department of Human Movement Sciences, Faculty of Behavioural and Movement Sciences, Vrije Universiteit Amsterdam, Amsterdam Movement Sciences, The Netherlands.
Archives of physical medicine and rehabilitation
|December 19, 2024
概括
与其他类型相比,恒定扭矩拉伸急剧改善了脚运动范围 (ROM). 需要长期研究来确认这些急性益处是否转化为足收缩的持久改善.
科学领域:
- 生物力学 生物力学
- 物理疗法物理治疗
- 康复医学 康复医学 康复医学
背景情况:
- 脚收缩限制了关节的运动范围 (ROM) 并增加了性.
- 伸展是一种常见的干预措施,以改善ROM并减少硬.
- 对脚收缩的最佳拉伸类型,持续时间和强度尚不清楚.
研究的目的:
- 系统地审查拉伸对关节运动范围 (ROM) 和的人的急性和长期影响.
- 为了比较不同拉伸类型,持续时间和强度的有效性.
主要方法:
- 从开始到2023年9月,在多个数据库 (PubMed,Embase,Web of Science,SPORTDiscus,CINAHL) 进行了全面的文献搜索.
- 包括观察性和受控试验在内的55项研究被纳入了元分析.
- 提取了脚ROM,硬度和拉伸参数 (类型,持续时间,强度) 的数据.
主要成果:
- 与恒定角度或动态拉伸相比,恒定扭矩拉伸显示了脚ROM急性增加的显著增加.
- 伸展持续时间与急性ROM增长呈正相关性.
- 由于数据不足,没有发现拉伸时间或类型对ROM或硬度的长期显著影响.
结论:
- 恒定扭矩拉伸在增加脚ROM方面要比恒定角度和动态拉伸更有效.
- 未来的研究应该明确定义拉伸类型并量化强度 (扭矩和角度),以更好地了解长期适应.
- 需要进一步的长期研究来确定优越的急性效应是否会导致更实质的长期改善.
相关概念视频
Angle of Twist - Elastic Range
272
Consider a cylindrical shaft with a length denoted by L and a consistent cross-sectional radius referred to as r. This shaft undergoes a torque at the free end. The highest shearing strain within the shaft is directly proportional to the twist angle and the radial distance from the shaft axis. When the shaft behaves elastically, this shearing strain can be articulated using variables such as the applied torque, radial distance, the polar moment of inertia, and the modulus of rigidity. By...
272
Temperature Dependent Deformation
139
In a nonhomogeneous rod made up of steel and brass, restrained at both ends and subjected to a temperature change, several steps are involved in calculating the stress and compressive load. Due to the problem's static indeterminacy, one end support is disconnected, allowing the rod to experience the temperature change freely. Next, an unknown force is applied at the free end, triggering deformations in the rod's steel and brass portions. These deformations are then calculated and added...
139
Torsional Pendulum
5.4K
A torsional pendulum involves the oscillation of a rigid body in which the restoring force is provided by the torsion in the string from which the rigid body is suspended. Ideally, the string should be massless; practically, its mass is much smaller than the rigid body's mass and is neglected.
As long as the rigid body's angular displacement is small, its oscillation can be modeled as a linear angular oscillation. The amplitude of the oscillation is an angle. The role of mass is played...
As long as the rigid body's angular displacement is small, its oscillation can be modeled as a linear angular oscillation. The amplitude of the oscillation is an angle. The role of mass is played...
5.4K
Circular Shafts - Elastoplastic Materials
92
The study of solid circular shafts under stress shows that within the elastic limit, stress increases directly to the distance from the shaft's center. This relationship holds until the shaft reaches a critical point of stress, beyond which it begins to yield, marking the transition from elastic to plastic deformation. At this crucial juncture, the maximum torque the shaft can endure without permanent deformation is determined, signifying the limit of its elastic behavior.
As torque on the...
As torque on the...
92


