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More info
You can access this
clinical trial
if you have
Hip-arthroplasty, Knee-arthroplasty or Spine Surgery
and you are
over 18
years old
The phase for this study is not defined.
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The purpose

Male or female subjects, 18 years and above, undergoing hip, knee or spinal surgery with an expected hospital stay for 4 days or more will be included in the trial. Individual trial duration will be for 7 days (follow-up). Two hundred subjects will be included in the trial, i.e. 100 subjects per arm. The treatment arm (either new or standard wound dressing) will be assigned by randomization stratified by type of surgery (i.e. hip, knee or spine).

Provided treatments

  • Device: Mepilex Border®
  • Device: Cosmopor steril®
Tris trial is registered with FDA with number: NCT02771015. The sponsor of the trial is University of Cologne and it is looking for 200 volunteers for the current phase.
Official trial title:
A Mono-centre, Post CE-mark, Prospective-randomized Clinical Trial to Evaluate the Performance of a Flexible Self-adherent Absorbent Dressing Coated With a Soft Silicone Layer After Hip or Knee Arthroplasty or Primary Spine Surgery in Comparison to a Standard Wound Dressing (Cosmopor E®Steril, Fa. Hartmann)