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临床试验/NCT01699542
NCT01699542已完成不适用

A Multi-Center, Prospective, Randomized (RCT) Study Comparing WallFlex® Esophageal Fully Covered (FC) Metal Stent to Bougie Dilation for the Treatment of Refractory Anastomotic Esophageal Strictures

Boston Scientific Corporation8 个研究点 分布在 3 个国家目标入组 18 人开始时间: 2013年12月23日最近更新:
适应症

试验速览

阶段
不适用
状态
已完成
入组人数
18
试验地点
8
主要终点
Number of Dilation Procedures

研究概览

简要总结

The purpose of this of this study is to compare the safety and effectiveness of temporary indwell of the WallFlex Esophageal FC Metal Stent to Bougie Dilation for the treatment of refractory anastomotic esophageal strictures

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Treatment
盲法
None

入排标准

年龄范围
18 Years 至 —(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Esophageal anastomotic stricture post esophagectomy (esophagogastric strictures).
  • Esophagectomy performed at the same institution where patient enrollment and follow-up is planned.
  • Two dilations to at least 16 mm in diameter since esophagectomy.
  • 1st dilation no more than 6 months post esophagectomy and 2nd dilation within 6 months of 1st dilation to 16mm.
  • Dysphagia score of 2 (ability to swallow semi-solid foods), 3 (ability to swallow liquids only) or 4 (unable to swallow liquids) at baseline.
  • Unable to pass a standard endoscope (approx. 9.8 mm diameter).
  • Age 18 years or older.
  • Willing and able to comply with the study procedures and provide

排除标准

  • Stricture within 2 cm of the upper esophageal sphincter.
  • Dysphagia related to motility disorder.
  • Non-anastomotic esophageal strictures.
  • Esophagocolonic strictures.
  • Planned adjuvant radiation therapy post esophagectomy.
  • Prior esophageal stent placements post esophagectomy.
  • Active erosive esophagitis.
  • Sensitivity to any components of the stent or delivery system.
  • Concurrent medical condition that would affect the investigator's ability to evaluate the patient's condition or could compromise patient safety. Participation in a clinical trial evaluating an investigational device within 3 months prior to enrollment in this study.
  • Stricture length > 5 cm.

结局指标

主要结局

Number of Dilation Procedures

时间窗: 12 months

Number of dilation procedures for the management of dysphagia within 12 months following initial study treatment.

次要结局

  • Number of Participants With Technical Stent Placement Success(12 months)
  • Number of Participants With Technical Stent Removal Success(12 months)
  • Patient's Satisfaction With the Therapy(Day 2, Week 2, Month 1, Month 2, Month 3, Month 6, Month 9, and Month 12)
  • Patient's Report of Pain(Baseline, Day 2, Week 2, Month 1, Month 2, Month 3, Month 6, Month 9, and Month 12)
  • Quality Of Life Overall Health Score(Day 2, Week 2, Month 1, Month 2, Month 3, Month 6, Month 9, and Month 12)
  • Occurrence and Severity of Adverse Events Related to the Stent/Bougie Dilator and/or the Procedure(12 months)
  • Time to Recurrence of Dysphagia(12 months)
  • Total Number of Stent Migrations(12 months)
  • Number of Reinterventions Within 12 Months Following the Initial Study Treatment(12 months)

研究者

申办方类型
Industry
责任方
Sponsor

研究点 (8)

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