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临床试验/NCT00618020
NCT00618020已完成不适用

A Feasibility Study to Evaluate the Safety and Efficacy of the CiTop™ Guidewire for Crossing Chronic Total Occlusion in Coronary Arteries

Ovalum2 个研究点 分布在 1 个国家目标入组 10 人开始时间: 2007年8月1日最近更新:
适应症

试验速览

阶段
不适用
状态
已完成
发起方
入组人数
10
试验地点
2
主要终点
Angiographic documentation of placement of CiTop™ distal to occlusion with no device related major complications.

研究概览

简要总结

The CiTop™ guidewire Coronary study is a feasibility open label study, to evaluate the safety and efficacy of the CiTop™ Guidewire for crossing chronic total occlusion in Coronary arteries.

研究设计

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

入排标准

年龄范围
21 Years 至 80 Years(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Informed consent obtained prior to any trial activities.
  • Patients, male or female between 21 and 80 years of age, with no significant co-morbidities (see

排除标准

  • Patient has an angiographic documented Chronic Total Occlusion showing distal TIMI flow 0 to
  • Exclusion Criteria:
  • Patient unable to give informed consent.
  • Current participation in another study with any investigational drug or device.
  • Factors making follow-up and/or repeat angiography difficult or unlikely.
  • Contra-indication to emergency artery by pass surgery.
  • Lack of surgical backup.
  • Contra-indication to treatment with Aspirin, or Clopidogrel and/or Heparin.
  • Lesion > 40mm in length (both calcified lesion and adjacent thrombus).
  • Treated vessel referenced diameter less than 2.5 mm.
  • Visualization of the distal lumen less than the Rentrop Classification Grade 2 collateralization.
  • Non-visible entry point of target lesion.
  • Totally occluded bypass graft as target vessel.
  • Acute MI less than 1 week before procedure.
  • Patient has significant LV dysfunction, 35% LVEF or less.
  • Patient with cancer or other sever chronic disease with life expectance of 2 years.
  • Patient has chronic renal failure with serum creatinine ≥
  • Hemoglobin ≤
  • Patient is known or suspected not to tolerate the contrast agent.
  • Morbid Obesity (BMI > 40).
  • Drug abuse or alcoholism.
  • Patients under custodial care.
  • Pregnant women or women with childbearing potential with a positive pregnancy test at the time of procedure.

结局指标

主要结局

Angiographic documentation of placement of CiTop™ distal to occlusion with no device related major complications.

时间窗: during procedure, 1day, 1week and 30 days post procedure

次要结局

  • Successful stenting(During procedure, Day1, Day7 and Day30 post procedure)
  • Wire crossing duration(during procedure)
  • Fluoroscopy time(during procedure)
  • Amount of contrast(during procedure)
  • Maneuverability of the CiTop™ up to the occlusion(during procedure)
  • No mechanical damage to the device during(during procedure)

研究者

发起方
Ovalum
申办方类型
Industry

研究点 (2)

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