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Zilver PTX Drug-Eluting Peripheral Stent Study

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
ClinicalTrials.gov Identifier: NCT01348425
Recruitment Status : Completed
First Posted : May 5, 2011
Results First Posted : April 16, 2014
Last Update Posted : February 2, 2016
Information provided by (Responsible Party):

Study Description
Brief Summary:
This randomized, post-market clinical study is intended to evaluate the delivery and deployment of longer Zilver PTX stents (≥ 100 mm) compared to shorter Zilver PTX stents (≤80 mm) for treatment of lesions of the above-the-knee femoropopliteal artery.

Condition or disease Intervention/treatment
Peripheral Arterial Disease Device: Longer Zilver PTX Stents Device: Shorter Zilver PTX Stents

Study Design

Study Type : Interventional  (Clinical Trial)
Actual Enrollment : 45 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: None (Open Label)
Primary Purpose: Treatment
Official Title: Evaluation of the Zilver PTX Drug-Eluting Peripheral Stent
Study Start Date : May 2011
Primary Completion Date : October 2011
Study Completion Date : September 2012
Arms and Interventions

Arm Intervention/treatment
Experimental: Longer Stents Device: Longer Zilver PTX Stents
Treatment with at least one 100 mm or longer Zilver PTX stent
Experimental: Shorter Stents Device: Shorter Zilver PTX Stents
Treatment with Zilver PTX stents 80 mm or shorter only

Outcome Measures

Primary Outcome Measures :
  1. Percent Change in Stent Length Upon Deployment [ Time Frame: During Procedure (day 1) (Prior to Stent Deployment and after Stent Deployment) ]

Eligibility Criteria

Information from the National Library of Medicine

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Ages Eligible for Study:   18 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • One de novo or restenosed artherosclerotic lesion with > 50% diameter stenosis
  • Reference vessel diameter of 4 - 9 mm
  • Rutherford category ≥ 2
  • Resting ankle brachial index < 0.9

Exclusion Criteria:

  • Prior stent in the study vessel
  • Significant stenosis (> 50%) or occlusion of inflow tract not successfully treated before the study procedure
  • Lacks at least one patent runoff vessel
  • Lesions requiring atherectomy, cutting balloons, cryoplasty balloons, or any other advanced device to facilitate stent delivery
Contacts and Locations

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT01348425

Bad Krozingen, Germany, 79189
Evangelische Krankenhaus Königin Elisabeth Herzberge
Berlin, Germany, 10365
Universitätsklinikum Magdeburg A.ö.R.
Magdeburg, Germany, 39120
INSELSPITAL, Universitätsspital Bern
Berne, Switzerland, 3010
Sponsors and Collaborators
Cook Group Incorporated
Principal Investigator: Prof. Dr. med. Jens Ricke Universitätsklinikum Magdeburg A.ö.R., Department for Radiology and Nuclear Medicine
More Information

Responsible Party: Cook Group Incorporated
ClinicalTrials.gov Identifier: NCT01348425     History of Changes
Other Study ID Numbers: 11-003
First Posted: May 5, 2011    Key Record Dates
Results First Posted: April 16, 2014
Last Update Posted: February 2, 2016
Last Verified: March 2014

Keywords provided by Cook Group Incorporated:

Additional relevant MeSH terms:
Peripheral Arterial Disease
Peripheral Vascular Diseases
Arterial Occlusive Diseases
Vascular Diseases
Cardiovascular Diseases