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Clinical Trials/NCT04092972
NCT04092972
Unknown
Not Applicable

Safety and Efficacy of Interventional Treatment Through Atherectomy to Improve Vascular Functions and Patency in Symptomatic Peripheral Artery Disease - Pilot Study

University Hospital, Essen1 site in 1 country30 target enrollmentJanuary 1, 2019

Overview

Phase
Not Applicable
Intervention
Not specified
Conditions
Peripheral Arterial Disease
Sponsor
University Hospital, Essen
Enrollment
30
Locations
1
Primary Endpoint
Treatment-Emerged Adverse Events
Last Updated
5 years ago

Overview

Brief Summary

Interventional strategies aim to restore tissue perfusion. However, despite the simple reopening of a narrowed artery they affect endothelial function, perpetuating dysfunctional vascular homeostasis. PTA and atherectomy might alter the endothelial function but the mechanisms are incompletely understood. The primary goal of atherectomy is vessel preparation and improving compliance, which could aid in preserving vessel functions. Aim of this study is to determine safety, efficacy, patency and vessel functions in the femoropopliteal artery following atherectomy and DCB.

Registry
clinicaltrials.gov
Start Date
January 1, 2019
End Date
August 31, 2021
Last Updated
5 years ago
Study Type
Interventional
Study Design
Parallel
Sex
All

Investigators

Sponsor
University Hospital, Essen
Responsible Party
Principal Investigator
Principal Investigator

Fadi Al-Rashid

MD, Principal Investigator

University Hospital, Essen

Eligibility Criteria

Inclusion Criteria

  • Peripheral artery disease, lesions in the SFA and popliteal artery.
  • Clinical diagnosis of chronic, symptomatic lower limb ischemia as defined by Rutherford 2, 3, or 4
  • Planed peripheral intervention TASC A-D
  • Subject must be between 18 and 85 years old
  • Female of childbearing potential must have a negative pregnancy test within 10 days prior to index procedure and utilize reliable birth control until completion of the 12-month angiographic evaluation
  • Vessel diameter ≥3.0 mm and ≤7.0 mm
  • Willing to comply with the specified follow-up evaluation
  • Written informed consent prior to any study procedures

Exclusion Criteria

  • Thrombolysis within 72 hours prior to the index procedure
  • Aneurysm in the femoral artery or popliteal artery
  • Concomitant hepatic insufficiency, deep venous thrombus, coagulation disorder or receiving immunosuppressant therapy
  • Unstable angina pectoris at the time of the enrollment
  • Recent myocardial infarction or stroke \< 30 days prior to the index procedure
  • Life expectancy less than 12 months
  • Septicemia at the time of enrollment
  • Known or suspected active infection at the time of the index procedure, excluding an infection of a lower extremity wound of the target limb
  • Known or suspected allergies or contraindications to aspirin, clopidogrel or heparin Presence of other hemodynamically significant outflow lesions in the target limb requiring a planned surgical intervention or endovascular procedure within 30 days after the index procedure

Outcomes

Primary Outcomes

Treatment-Emerged Adverse Events

Time Frame: 6 months Follow Up

Incidence of Treatment-Emerged Adverse Events as assessed by angiography and adverse event assessment

Primary patency

Time Frame: 6 months Follow Up

determined through doppler ultrasound

Secondary Outcomes

  • Bail-out stent rate(6 months Follow Up)
  • Vessel stiffness(6 months Follow Up)
  • FMD local(6 months Follow Up)
  • target lesion revascularization(6 months Follow Up)
  • ABI (Ankle Brachial Index)(6 months Follow Up)
  • Systemic endothelial function(6 months Follow Up)
  • Change in Plaque burden(during baseline visit)
  • Change in plaque characteristic(during baseline visit)

Study Sites (1)

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