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Topical negative pressure for treating chronic wounds: a systematic review
1Health and Social Care Research Centre, University of Central England (UCE), Ravensbury House, Westbourne Road, Birmingham B15 3TN, UK.
British Journal of Plastic Surgery
|March 20, 2001
Summary
Topical negative pressure (TNP) may improve chronic wound healing compared to saline-gauze dressings. However, evidence is limited due to small trials, necessitating further research on TNP effectiveness and optimal regimens.
Area of Science:
- Wound Healing
- Medical Technology
- Clinical Trials
Background:
- Chronic wounds pose significant patient and healthcare burdens.
- Effective treatments for non-healing or recurring wounds are needed.
- Topical negative pressure (TNP) is a potential therapeutic modality.
Purpose of the Study:
- To assess the effectiveness of topical negative pressure (TNP) in treating chronic wounds.
- To synthesize evidence from randomized controlled trials (RCTs) on TNP for wound healing.
Main Methods:
- Searched the Cochrane Wounds Group Specialised Trials Register for relevant RCTs.
- Independent review of trial eligibility, data extraction, and quality assessment.
- Narrative synthesis of findings from two small included trials.
Main Results:
- One trial on chronic wounds showed TNP improved wound volume reduction compared to saline-gauze.
- Another trial on diabetic foot ulcers indicated TNP accelerated healing and reduced surface area.
- Both trials reported statistically significant differences favoring TNP.
Conclusions:
- Limited evidence suggests TNP may be superior to saline-gauze for chronic wound healing.
- Small sample sizes and methodological limitations necessitate cautious interpretation.
- Further high-quality RCTs are required to confirm efficacy and explore cost, quality of life, and optimal TNP regimens.