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相关概念视频

Steady, Laminar Flow Between Parallel Plates01:17

Steady, Laminar Flow Between Parallel Plates

Understanding steady, laminar flow between parallel plates is essential for analyzing and designing flow in narrow rectangular channels, commonly found in various water conveyance and drainage systems. The Navier-Stokes equations govern fluid motion and are generally challenging to solve due to their nonlinearity. However, simplifications are possible in certain cases, like the steady laminar flow between parallel plates. For this scenario, we assume steady, incompressible, laminar flow.

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C-arm-Free Simultaneous OLIF51 and Percutaneous Pedicle Screw Fixation in a Single Lateral Position
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双流动性杯子可减少隔离杯子修复中的脱位.

Tae Woo Kim1,2, Min Uk Do1, Kyeong Baek Kim1

  • 1Department of Orthopedic Surgery, Research Institute for Convergence of Biomedical Science and Technology, Pusan National University Yangsan Hospital, Yangsan, Republic of Korea.

BMC musculoskeletal disorders
|March 29, 2025
PubMed
概括

双流动性杯子 (DMC) 与传统杯子 (CC) 相比,在修复全关节整形术 (THA) 中显著降低了脱位风险. 对于隔离杯修复手术来说,DMC是一个有利的选择.

关键词:
复杂性 复杂性 复杂性失调的失调是一种失调的现象.双移动性杯子 双移动性杯子隔离杯的修订 隔离杯的修订整体关节整形术 关节整形术

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科学领域:

  • 整形外科手术 整形外科手术
  • 关节塑造研究 关节塑造研究

背景情况:

  • 双流动性杯 (DMC) 越来越多地用于全关节整形术 (THA) 修复.
  • 与DMC隔离杯修订的预后和并发症需要进一步调查.

研究的目的:

  • 为了比较DMC和常规杯 (CC) 之间的脱位率和临床结果,在单独的THA中进行了修订.
  • 评估DMC在THA修订后预防并发症的有效性.

主要方法:

  • 119名接受隔离杯修订的患者的回顾性队列研究 (2009年1月 - 2020年2月).
  • 患者被分为DMC (n=49) 和CC (n=70) 组.
  • 人口统计,手术方法,并发症和哈里斯部分数的比较.

主要成果:

  • 两组之间在手术前评估或杯子位置上没有显著差异.
  • 在DMC组零位移,在CC组六位移 (p=0.042).
  • 无菌松动是最常见的并发症,两组之间没有显著差异.

结论:

  • 与传统杯相比,双流动性杯有效地防止了修订THA中的脱位.
  • DMC是隔离杯修订的推治疗方法,提供受控的选择.