孕妇胸腰筋膜的生物力学和粘弹性特性
孕妇胸腰筋膜生物力学和粘弹性特性的妊娠期特定规范值调查
怀孕导致肌肉骨骼系统生物力学适应性的发展,尤其是在腰骨盆区域。
在这种情况下,胸腰筋膜 (TLF) 是该区域最重要的结构,是腰部肌肉的外骨骼。
然而,TLF如何适应孕期腰骨盆区的变化,目前还没有客观阐明。
因此,本研究的目的是研究适应孕妇腰骨盆区域变化的 TLF 的妊娠期特定生物力学(刚度、衰减和张力)和粘弹性(蠕变和松弛时间)特性。
研究概览
地位
完全的
研究类型
观察性的
注册 (实际的)
145
联系人和位置
本节提供了进行研究的人员的详细联系信息,以及有关进行该研究的地点的信息。
学习地点
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Istanbul、土耳其(türkiye)
- Istanbul Medeniyet University
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参与标准
研究人员寻找符合特定描述的人,称为资格标准。这些标准的一些例子是一个人的一般健康状况或先前的治疗。
资格标准
适合学习的年龄
18年 至 40年 (成人)
接受健康志愿者
是的
取样方法
概率样本
研究人群
孕妇(第一次怀孕)
描述
纳入标准:
- 第一次怀孕
- 在怀孕的头三个月
- 他们年龄在18-40岁之间
- 孕前体重指数 (BMI) < 30 kg/m2
排除标准:
- 存在结缔组织病
- 测量区域皮肤完整性恶化
- 存在可能导致肌肉骨骼疾病和生物力学排列偏离正常的骨科、神经、风湿病问题
- 过去 6 个月内有脊柱、骨盆或下肢手术史或骨折史
- 孕前慢性(3个月以上)腰椎骨盆疼痛的描述
- 定义代谢紊乱,例如 I 型、II 型糖尿病、妊娠糖尿病 (GDM)、先兆子痫
- 骨盆带疼痛
学习计划
本节提供研究计划的详细信息,包括研究的设计方式和研究的衡量标准。
研究是如何设计的?
设计细节
队列和干预
团体/队列 |
干预/治疗 |
|---|---|
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First trimester pregnant women (first pregnancy)
Pregnant women who are in their first pregnancy and in their first trimester will be evaluated.
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The biomechanical and viscoelastic properties of the Thoracolumbar fascia will be measured in the side line position.
Measurements will be taken from three different points; L1, L3-4 and L5 level.
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Second trimester pregnant women (first pregnancy)
Pregnant women who are in their first pregnancy and in their second trimester will be evaluated.
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The biomechanical and viscoelastic properties of the Thoracolumbar fascia will be measured in the side line position.
Measurements will be taken from three different points; L1, L3-4 and L5 level.
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Third trimester pregnant women (first pregnancy)
Pregnant women who are in their first pregnancy and in their third trimester will be evaluated.
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The biomechanical and viscoelastic properties of the Thoracolumbar fascia will be measured in the side line position.
Measurements will be taken from three different points; L1, L3-4 and L5 level.
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研究衡量的是什么?
主要结果指标
结果测量 |
措施说明 |
大体时间 |
|---|---|---|
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Evaluation of biomechanical properties of thoracolumbar fascia
大体时间:Measurement the baseline stiffness values of Thoracolumbar fascia between 10-14 weeks, between 20-24 weeks and between 32-36 weeks
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Measuring of the stiffness (N/m) of the thoracolumbar fascia (with MyotonPro, Myoton AS, Tallin, Estonia) in the side line position.
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Measurement the baseline stiffness values of Thoracolumbar fascia between 10-14 weeks, between 20-24 weeks and between 32-36 weeks
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Evaluation of viscoelastic properties of thoracolumbar fascia
大体时间:Measurement the baseline relaxation time values of Thoracolumbar fascia between 10-14 weeks, between 20-24 weeks and between 32-36 weeks
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Measuring of the relaxation time (ms) of the thoracolumbar fascia (with MyotonPro, Myoton AS, Tallin, Estonia) in the side line position.
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Measurement the baseline relaxation time values of Thoracolumbar fascia between 10-14 weeks, between 20-24 weeks and between 32-36 weeks
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Evaluation of biomechanical properties of thoracolumbar fascia
大体时间:Measurement the baseline tone values of Thoracolumbar fascia between 10-14 weeks, between 20-24 weeks and between 32-36 weeks
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Measuring of the tone (Hz) of the thoracolumbar fascia (with MyotonPro, Myoton AS, Tallin, Estonia) in the side line position.
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Measurement the baseline tone values of Thoracolumbar fascia between 10-14 weeks, between 20-24 weeks and between 32-36 weeks
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Evaluation of viscoelastic properties of thoracolumbar fascia
大体时间:Measurement the baseline creep values of Thoracolumb Measurement the baseline creep values of Thoracolumbar fascia between 10-14 weeks, between 20-24 weeks and between 32-36 weeks
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Measuring of the creep of the thoracolumbar fascia (with MyotonPro, Myoton AS, Tallin, Estonia) in the side line position.
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Measurement the baseline creep values of Thoracolumb Measurement the baseline creep values of Thoracolumbar fascia between 10-14 weeks, between 20-24 weeks and between 32-36 weeks
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Evaluation of biomechanical properties of thoracolumbar fascia
大体时间:Measurement the baseline decrement values of Thoracolumbar fascia between 10-14 weeks, between 20-24 weeks and between 32-36 weeks
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Measuring of the decrement of the thoracolumbar fascia (with MyotonPro, Myoton AS, Tallin, Estonia) in the side line position.
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Measurement the baseline decrement values of Thoracolumbar fascia between 10-14 weeks, between 20-24 weeks and between 32-36 weeks
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次要结果测量
结果测量 |
措施说明 |
大体时间 |
|---|---|---|
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Evaluation of Body Weight
大体时间:Measurement the baseline body weight (kg) at evaluation time
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Measuring of the Body Weight
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Measurement the baseline body weight (kg) at evaluation time
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Evaluation of Body Mass Index (BMI)
大体时间:Measurement the baseline BMI values at evaluation time
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BMI (kg/m2) will be calculated as person's weight in kilograms divided by the square of height in meters.
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Measurement the baseline BMI values at evaluation time
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合作者和调查者
在这里您可以找到参与这项研究的人员和组织。
出版物和有用的链接
负责输入研究信息的人员自愿提供这些出版物。这些可能与研究有关。
一般刊物
- Sanjana F, Chaudhry H, Findley T. Effect of MELT method on thoracolumbar connective tissue: The full study. J Bodyw Mov Ther. 2017 Jan;21(1):179-185. doi: 10.1016/j.jbmt.2016.05.010. Epub 2016 Jun 3.
- Lohr C, Braumann KM, Reer R, Schroeder J, Schmidt T. Reliability of tensiomyography and myotonometry in detecting mechanical and contractile characteristics of the lumbar erector spinae in healthy volunteers. Eur J Appl Physiol. 2018 Jul;118(7):1349-1359. doi: 10.1007/s00421-018-3867-2. Epub 2018 Apr 20.
- Wu Z, Wang Y, Ye Z, Guan Y, Ye X, Chen Z, Li C, Chen G, Zhu Y, Du J, Chen G, Liu W, Xu X. Effects of Age and Sex on Properties of Lumbar Erector Spinae in Healthy People: Preliminary Results From a Pilot Study. Front Physiol. 2021 Sep 20;12:718068. doi: 10.3389/fphys.2021.718068. eCollection 2021.
- Hu X, Lei D, Li L, Leng Y, Yu Q, Wei X, Lo WLA. Quantifying paraspinal muscle tone and stiffness in young adults with chronic low back pain: a reliability study. Sci Rep. 2018 Sep 25;8(1):14343. doi: 10.1038/s41598-018-32418-x.
- Tincello DG, Teare J, Fraser WD. Second trimester concentration of relaxin and pregnancy related incontinence. Eur J Obstet Gynecol Reprod Biol. 2003 Feb 10;106(2):237-8. doi: 10.1016/s0301-2115(02)00360-3. No abstract available.
研究记录日期
这些日期跟踪向 ClinicalTrials.gov 提交研究记录和摘要结果的进度。研究记录和报告的结果由国家医学图书馆 (NLM) 审查,以确保它们在发布到公共网站之前符合特定的质量控制标准。
研究主要日期
学习开始 (实际的)
2022年6月1日
初级完成 (实际的)
2024年1月9日
研究完成 (实际的)
2024年1月9日
研究注册日期
首次提交
2022年4月12日
首先提交符合 QC 标准的
2022年4月12日
首次发布 (实际的)
2022年4月19日
研究记录更新
最后更新发布 (实际的)
2026年7月27日
上次提交的符合 QC 标准的更新
2026年7月24日
最后验证
2024年9月1日
更多信息
此信息直接从 clinicaltrials.gov 网站检索,没有任何更改。如果您有任何更改、删除或更新研究详细信息的请求,请联系 register@clinicaltrials.gov. clinicaltrials.gov 上实施更改,我们的网站上也会自动更新.