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早期的现实世界经验与OptiLume药物涂层气球用于前尿道收紧和后尿道狭窄

Hiren V Patel¹, Bradley A Erickson², Behzad Abbasi³

¹Department of Urology, The Ohio State University Wexner Medical Center, Columbus, OH.

|October 18, 2025

概括

帕克利塔塞尔药物涂层气球 (DCB) 对于高风险的尿道收缩具有有限的有效性. 在DCB治疗后的复发率根据狭窄特征有很大差异,需要仔细选择患者和量身定制的监测策略.

科学领域:

泌尿器科泌尿器科泌尿器科泌尿器科
医疗器械医疗器械
药物输送系统药物输送系统

背景情况:

尿道狭窄,包括前尿道狭窄疾病 (aUSD) 和后尿道狭窄症 (PUS),代表了一个重要的重建性挑战.
目前对尿道狭窄的治疗选择有局限性,导致高复发率和患者不满.

研究的目的:

评估早期的临床经验和帕克利塔克塞尔药物涂层气球 (DCB) 用于aUSD和PUS的结果.
在多机构环境中评估DCB治疗的功能和解剖成功率.

主要方法:

使用来自外科医生创伤和泌尿器官重建网络 (TURNS) 数据库的数据进行了回顾性审查.
包括接受Optilume DCB治疗USD或PUS的患者.
确定了功能性 (没有重新干预的症状改善) 和解剖学 (囊镜检测开放光线的证据) 的成功率,并使用Kaplan-Meier估计来分析复发风险.

主要成果:

总共有319名患者 (260名aUSD,59名PUS) 接受了DCB治疗. 平均年龄为64岁.
在患者的37.3%中观察到总体复发,随访时间中位数为5.7个月.
一年无复发的生存率为aUSD的78.4% (功能性) 和66.4% (解剖学),PUS的75.8% (功能性) 和59.4% (解剖学). 紧张症的治疗和使用24 Fr,3厘米的DCB与明显更高的复发率有关.

结论:

多机构使用DCB用于USD和PUS表明有效性有限,特别是在高风险的结构中.
经过DCB治疗后的复发受到特定收缩特征和亚型的影响.
这些发现强调了关于潜在复发的仔细手术前咨询的重要性,以及需要量身定制的术后监测.

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