选择性胆管管道导线新开发的导线的有效性:一个多中心随机对照试验
Sung Yong Han1, Sung Ill Jang2, Dong Hee Koh3
1Department of Internal Medicine, Pusan National University School of Medicine, Biomedical Research Institute, Pusan National University Hospital, Busan 49421, Republic of Korea.
Journal of clinical medicine
|May 27, 2023
概括
与传统的导线相比,用于胆管通道的新导线显示出类似的成功率,但增加了囊接触和通道时间. 它的特性包括更高的摩擦力和更低的刚性,影响其临床有效性.
科学领域:
- 胃肠病学 胃肠病学
- 内镜逆行胆血管细胞造影 (ERCP) 是一种内镜逆行胆血管细胞造影.
- 医疗器械开发 医疗器械开发
背景情况:
- 在ERCP过程中,导线对于选择性胆管管道至关重要.
- 不同的导线具有独特的特性,影响其有效性.
- 开发了一种新的0.025英寸导线,以改善胆道通道.
研究的目的:
- 测量新导线 (NGW) 的物理性能.
- 在基本特性方面,将NGW与常规导线 (CGW) 进行比较.
- 评估NGW在选择性胆道管治疗中的临床有效性.
主要方法:
- 一项随机对照试验,涉及五家医院的190名患者.
- 患者被分配到NGW组 (n=95) 或CGW组 (n=95).
- 主要结局:纯粹乳头中的选择性胆管通道速率;次要结局:导线特性和通道参数.
主要成果:
- 管成功率 (75.8%NGW与84.2%CGW,p=0.102) 或不良事件没有显著差异.
- NGW组经历了更多的囊接触 (2.58对2.02,p=0.011) 和更长的管时间 (216.5s对135.1s,p=0.016).
- 与CGW相比,NGW表现出更高的最大摩擦力,更低的刚性和更好的弹性弹性.
结论:
- 新开发的导线具有独特的物理性质 (高摩擦,低刚性).
- 在临床上,它取得了与传统导线相比的成功率和安全率.
- 增加的囊接触和管时间表明其应用可能面临挑战.
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