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Related Experiment Videos

Moisture and healing: beyond the jargon.

L L Bolton1, K Monte, L A Pirone

  • 1ConvaTec, Bristol-Myers Squibb Company, Skillman, NJ 08558, USA.

Ostomy/Wound Management
|March 25, 2000
PubMed
Summary

A low dressing water vapor transmission rate (WVTR) reliably indicates a dressing’s moisture retention, promoting moist wound healing. Higher moisture retention generally leads to faster healing and improved patient outcomes.

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Area of Science:

  • Wound Care and Healing
  • Biomaterials Science
  • Dermatology

Background:

  • Moist wound healing is a widely used but poorly defined concept in wound care.
  • Lack of precise definitions for optimal wound surface moisture levels.
  • Dressing water vapor transmission rate (WVTR) emerges as a key metric for moisture retention.

Purpose of the Study:

  • To investigate the role of dressing water vapor transmission rate (WVTR) in moist wound healing.
  • To establish WVTR as a reliable indicator of a dressing's capacity to support wound healing.
  • To correlate dressing moisture retention with healing outcomes and adverse events.

Main Methods:

  • Utilized standardized acute wounds in vivo to assess healing.
  • Measured dressing water vapor transmission rate (WVTR) as a predictor of healing.
  • Analyzed clinical healing percentages and times in relation to dressing moisture retention.

Main Results:

  • Dressing WVTR is a significant linear predictor of both full- and partial-thickness wound healing.
  • Differences in WVTR within dressing categories (e.g., hydrocolloids) indicate varied healing environments.
  • Higher moisture retention correlates with faster healing, reduced infections, enhanced patient comfort, and less scarring.

Conclusions:

  • Dressing WVTR is a reliable measure for assessing moisture-retentive properties crucial for wound healing.
  • More moisture-retentive dressings generally promote earlier healing outcomes.
  • Despite concerns, maceration is not consistently linked to adverse events, and increased moisture retention may offer additional benefits.

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