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  1. Home
  3. Moisture-responsive Friction Adaptability: Rethinking The Conventional Skin Silicone Interfaces In Pressure Injury Prevention Dressing Designs.
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  3. Moisture-responsive Friction Adaptability: Rethinking The Conventional Skin Silicone Interfaces In Pressure Injury Prevention Dressing Designs.

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Moisture-Responsive Friction Adaptability: Rethinking the Conventional Skin Silicone Interfaces in Pressure Injury

Amit Gefen1,2,3, Jordan Fisk4, Lauren Elizabeth Bagshaw4

  • 1School of Biomedical Engineering, Faculty of Engineering, Tel Aviv University, Tel Aviv, Israel.

International Wound Journal
|February 24, 2026

View abstract on PubMed

Summary
This summary is machine-generated.

Hydrofiber dressings significantly reduce friction compared to silicone dressings, even with moisture. These low-friction dressings are ideal for preventing pressure injuries in moist areas.

Keywords:
Hydrofibercoefficient of frictionpressure ulcerstissue sheartribology of skin‐dressing interface

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Area of Science:

  • Biomaterials Science
  • Tribology
  • Dermatology

Background:

  • Friction at the skin-dressing interface can lead to pressure injuries.
  • Existing dressings may not adequately manage moisture and friction.
  • Hydrofiber Technology and silicone are common interface materials.

Purpose of the Study:

  • To compare the frictional properties of Hydrofiber and silicone skin-contact interfaces.
  • To evaluate dressing performance under simulated perspiration conditions.
  • To determine the optimal material for reducing friction in pressure injury prevention.

Main Methods:

  • Utilized a standardized tribological 'sled test' setup.
  • Employed a skin-mimicking polymer substrate.
  • Measured static and kinetic coefficients of friction at varying moisture levels.

Main Results:

  • Hydrofiber interfaces showed significantly lower static and kinetic friction coefficients than silicone.
  • Hydrofiber demonstrated a rapid friction reduction with minimal moisture (5%).
  • Silicone interfaces maintained high friction coefficients regardless of moisture levels.

Conclusions:

  • Hydrofiber skin-contact materials offer a biomechanical advantage in reducing friction.
  • Low-friction dressings that manage moisture are preferable for pressure injury prevention.
  • Hydrofiber dressings are suitable for moisture-prone areas to prevent skin breakdown.