企业的支架...在经历了这么多年后,仍然有用
Kareem El Naamani1, Amit Syal1, Nicholas C Field2
1Department of Neurosurgery, Thomas Jefferson University, Philadelphia, Pennsylvania, USA.
概括
企业支架,最初用于支架辅助卷轴 (SAC),现在经常用于非标签性中风和狭窄治疗. 尽管SAC使用量下降,但它仍然是一个可靠的神经内血管工具.
科学领域:
- 神经外科 神经外科
- 干预性神经放射学 干预性神经放射学
- 医疗器械技术 医疗器械技术
背景情况:
- 企业支架在2007年获得FDA批准,用于支架辅助卷轴 (SAC).
- 新设备的开发导致企业支架的使用从SAC转向标签外指示.
研究的目的:
- 描述使用企业支架的临床经验.
- 分析其在支架辅助卷轴 (SAC) 和非标签指示中的使用.
主要方法:
- 从2018年到2023年,对企业使用支架进行了多中心回顾性审查.
- 纳入标准:成功部署企业计划.
- 收集关于患者人口统计和支架指示的数据.
主要成果:
- 包括194名患者;主要是女性 (57.7%),平均年龄63.2岁.
- 在12.4%的案例中,企业用于SAC.
- 非标签用途包括中风 (52.1%),内狭窄 (27.3%) 和剖析 (7.7%) 的救援支架.
- 从2018年至2023年,SAC使用显著下降 (p < 0.0001);非SAC使用显示微不足道的变化 (p = 0.05).
结论:
- 企业支架仍然是神经内血管程序中可靠的设备.
- 它的应用已经超出了它最初用于SAC的预期用途.
- 该研究强调了企业支架在各种神经血管干预中的适应性和持续实用性.
相关概念视频
Frames
Frames are essential components of various mechanical and structural systems used daily. These structures are known for their stability and ability to bear heavy loads. A frame is constructed using two-force and multi-force members, interconnected using pin joints. In contrast, trusses are made entirely of two-force members.
Frames are versatile and widely used in various applications such as structural supports for beams and columns, automobile chassis construction, and in the construction...
Frames are versatile and widely used in various applications such as structural supports for beams and columns, automobile chassis construction, and in the construction...
Residual Stresses
Residual stresses reside in a structure even after removing the original stress inducer. This phenomenon often arises from varied plastic deformations across different parts of a structure. Consider a rod stretched beyond its yield point. It will not regain its original length due to permanent deformation. Even after load removal, the rod does not entirely lose stress because of uneven plastic deformations, resulting in residual stresses. The computation of these stresses in structures is...
Drug Product Stability
The long-term stability of drug products is critical to ensuring their quality, safety, and effectiveness over time. Stability directly influences a product's ability to maintain its intended characteristics, ensuring it performs as expected during its intended shelf life. Key attributes such as drug potency, impurities, dissolution, and other physicochemical measures of performance are tested to assess stability. These parameters indicate how well the product retains its quality over time and...
Application of Differentiation to Business
Calculus offers essential techniques for businesses seeking to optimize pricing strategies and revenue. In this case, a bakery wants to determine the ideal price and daily sales volume to maximize revenue. By modeling how changes in price affect demand and revenue, the bakery can apply calculus to make data-driven decisions.The demand function relates the price per cupcake to the number of cupcakes sold and captures how lower prices increase sales. Based on market data, the demand function can...


