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NCT Number: NCT07003906

Treating Emergency Laparotomy Incisions With Negative Pressure Wound Therapy

The goal of this clinical trial is to investigate Negative Pressure Wound Therapy (NPWT) in adults undergoing emergency laparotomy. The main question it aims to answer is:

Does NPWT decrease wound complications?

Researchers will compare it against regular dressings to see if NPWT is superior.

Recruiting

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Mälar Hospital, Eskilstuna, Sweden

Loading trial locations.

About this study

Negative Pressure Wound Therapy (NPWT) is a method of treating wounds using suction. The dressing is airtight, and the pump creates subatmospheric pressure, clearing the wound of exudate and fluids.

The study aims to investigate the effect of Negative pressure wound therapy dressings on the rate of wound complications (SSI, WD, seroma) after emergency laparotomy. Patients will be randomised to regular dressings and investigational device 1:1. No other aspect of the care will be changed.

Randomisation is planned at the time of skin closure. Patients will be followed-up after 14, 30 and 365 days with two initial visits, surveys and offered a CT scan to investigate incisional hernia formation.

The hypothesis is that NPWT dressings decrease the rate of wound complications. The secondary outcome is reduction of SSI, WD, seroma, shorter length of stay, peri-wound blistering, patient satisfaction.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • ≥18 years old
  • Written informed consent
  • >10 cm midline incision with primary skin closure
  • Emergency laparotomy

Exclusion criteria

  • Not able to consent (e.g. dementia, impaired cognitive function, unconscious)
  • Subjects not possible to follow up as assessed by the Investigator
  • Allergy to dressing material
  • Pregnancy or breastfeeding (females of childbearing potential)
  • Previous enrolment in the current study
  • Expected reoperation with 28 days of index laparotomy
  • Emergency laparotomy within 3 months

Treatment and study plan

Negative pressure wound therapy

Device

Avance Solo Negative Pressure Wound Therapy (NPWT) System is a portable battery powered single use negative pressure system, suitable for use in closed incision and chronic wound indications.

The system consists of Avance Solo Pump, Avance Solo Canister 50 mL, Avance Solo Border Dressing and Avance Solo Foam.

Other names: Avance Solo

Standard postoperative dressing

Device

Mepilex Border Post-Op is a self-adhesive absorbent surgical dressing designed for exuding wounds. It is intended for acute wounds, such as surgical wounds, cuts and abrasions.

Other names: Mepilex Border Post-Op

Primary outcomes

  1. Wound complications

    Time frame: 14 and 30 days

    Incident rate of wound complications (infection, dehiscence, seroma)

Secondary outcomes

  1. Surgical site infections

    Time frame: 14 and 30 days

  2. Wound dehiscence

    Time frame: 14 and 30 days

    Rupture of skin or fascia assessed clinically or with radiology.

  3. Length of stay

    Time frame: 30 days

  4. Quality of life survey

    Time frame: 30 days and 1 year

    EuroQoL Scale with 5 dimensions and 5 levels (EQ5D-5L). Patients scores in each dimension and total score indexed score is calculated where higher is better quality of life. Scores are weighted using published population values where 1 equals full health and worse health states goes towards, but can not reach 0. The EQ5D-5L also includes a VAS scale 0-100 where 100 is the best imaginable health and 0 the worst.

  5. Scar satisfaction

    Time frame: 30 days and 1 year

    Patient and Observer Scar Assessment Scale (POSAS 2.0). Includes pain, vascularity, pigmentation, thickness, relief, pliability and surface area. Lower total score is better. The scale goes from 6-60 for patients and 6-60 for observers. Both also estimate an overall score 1-10 which is not included in the total score when using that aspect of the POSAS.

  6. Incidence of incisional hernias

    Time frame: 1 year

    The incidence rate of incisional hernia, the measure is assessed by computer tomography, the need for surgery and clinical diagnosis

  7. Mortality

    Time frame: 14, 30 days and 1 year

  8. Costs

    Time frame: 30 days

    Cost of dressing and health care

  9. Incidence of hernias

    Time frame: 5 years

    Hernia surgery and diagnoses from the National Patient Registry.

  10. Incidence of small bowel obstruction

    Time frame: 5 years

    Small bowel obstruction surgery and diagnoses from the National Patient Registry.

  11. Incidence of reconstructive surgery

    Time frame: 5 years

    Reconstructive abdominal wall surgery from the National Patient Registry.

  12. Incidence rate of seromas

    Time frame: 14 and 30 days

    Seroma, i.e. collection of fluid in the subcutaneous tissue.

  13. Incidence of hematomas

    Time frame: 14 and 30 days

    Hematoma, a collection of blood in the subcutaneous tissues.

  14. Incidence of ischemia around and in wound

    Time frame: 14 and 30 days

    Composite measure of ischemia, necrosisis in wound

  15. Incidence of enterocutaneus fistula

    Time frame: 14 and 30 days

    Enterocutaneous fistula formation

  16. Need for antibiotics after surgery

    Time frame: 14 and 30 days

    Incidence rate of antibiotic treatment

  17. Incidence of other infections after surgery

    Time frame: 14 and 30 days

    Composite measure of other infections (e.g., deep abdominal infections, urinary tract infections, pneumonia)

  18. Number of healthcare visits after surgery

    Time frame: 14 and 30 days

    Number of healthcare visits

  19. Reoperation rate

    Time frame: 14 and 30 days

    Any unscheduled surgery after first surgery

Study contacts

Contact information is provided by the study sponsor or research team.

Erik Osterman, MD PhD

CONTACT

[email protected]

+460186110000

Sponsors and collaborators

Lead sponsor

Uppsala University

Other

Collaborators

  • Dalarna County Council, Sweden
  • Landstingens Ömsesidiga Försäkringsbolag (Löf)
  • Ostergotland County Council, Sweden
  • Sormland County Council, Sweden
  • Uppsala County Council, Sweden
  • Västmanland County Council, Sweden

Registry information

Acronym: TELIN

Important dates

Study start
2025
Primary completion
2028
Study completion
2035
First posted
Jun 4, 2025
Registry last updated
Jul 7, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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