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Updated: Jan 19, 2026

Development of a Benchtop Model for Evaluating the Compatibility of Wound Dressing Materials with Negative Pressure Wound Therapy Systems
Published on: May 2, 2025
Prophylactic negative wound therapy in laparotomy wounds (PROPEL trial): randomized controlled trial
Noel Edward Donlon1, P A Boland2, M E Kelly2
1Department of Surgery, St James Hospital, Dublin 8, Ireland. donlonn@tcd.ie.
This study investigates if prophylactic negative pressure wound therapy (NPWT) reduces surgical site infections after laparotomy. The PROPEL trial compares standard dressings to two NPWT devices to inform clinical practice.
Area of Science:
- Surgical innovation
- Wound management
- Clinical trials
Background:
- Superficial surgical site infections (SSIs) are frequent post-operative complications.
- SSIs incur significant financial costs for healthcare systems.
- Prophylactic negative pressure wound therapy (NPWT) is proposed to decrease SSIs, but its routine use is debated.
Purpose of the Study:
- To evaluate the efficacy of prophylactic negative pressure wound therapy (NPWT) in reducing post-operative wound complications in patients undergoing laparotomy.
- To compare standard surgical dressings with two commercially available NPWT systems (Prevena™ and PICO™).
Main Methods:
- A multi-center, randomized controlled trial design.
- Inclusion of adult patients (over 18 years) undergoing emergency or elective laparotomy.
- Enrollment of 271 patients to compare standard dressings against two NPWT devices.
Main Results:
- Results are pending completion of patient enrollment and follow-up.
- The study aims to provide data on the effectiveness of NPWT in preventing laparotomy wound complications.
Conclusions:
- The PROPEL trial will contribute to establishing consensus on the routine management of laparotomy wounds.
- Findings will guide the adoption of prophylactic NPWT in surgical practice.
- Evidence generated will inform clinical decision-making regarding wound care post-laparotomy.
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