Swedish External Support Study


Randomized study to evaluate the effect of adding external support to PTFE-grafts used for bypass to below knee arteries in patients with critical limb ischemia with respect to primary patency, secondary patency, and limb salvage.

Full Title of Study: “Swedish External Support Study is Randomized Trial of the Effect of External Support of PTFE-grafts for Bypass to Below Knee Arteries.”

Study Type

  • Study Type: Interventional
  • Study Design
    • Allocation: Randomized
    • Intervention Model: Parallel Assignment
    • Primary Purpose: Treatment
    • Masking: None (Open Label)
  • Study Primary Completion Date: June 1998


  • Procedure: External support
    • Bypass surgery with externally supported graft

Arms, Groups and Cohorts

  • Experimental: External support
    • Bypass graft with external support
  • Experimental: No external support
    • Bypass with graft without external support

Clinical Trial Outcome Measures

Primary Measures

  • primary graft patency

Secondary Measures

  • limb salvage

Participating in This Clinical Trial

Inclusion Criteria

Critical limb ischemia Need for bypass surgery

Exclusion Criteria

Can participate in follow-up Has suitable saphenous vein

Gender Eligibility: All

Minimum Age: 20 Years

Maximum Age: N/A

Are Healthy Volunteers Accepted: No

Investigator Details

  • Lead Sponsor
    • University Hospital, Linkoeping
  • Collaborator
    • Lasarettet Boden
  • Provider of Information About this Clinical Study
    • Fredrik Lundgren, Department of CardioVascylar Surgery, Universityhospital, Link√∂ping, Sweden
  • Overall Official(s)
    • Fredrik BG Lundgren, PhD, MD, Principal Investigator, Department of CardioVascular Surgery, University Hospital, Link√∂ping, Sweden

Clinical trials entries are delivered from the US National Institutes of Health and are not reviewed separately by this site. Please see the identifier information above for retrieving further details from the government database.

At TrialBulletin.com, we keep tabs on over 200,000 clinical trials in the US and abroad, using medical data supplied directly by the US National Institutes of Health. Please see the About and Contact page for details.