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Related Experiment Video

Updated: Jun 24, 2026

Surgical Closure of Equine Abdomen, Prevention, and Management of Incisional Complications
09:41

Surgical Closure of Equine Abdomen, Prevention, and Management of Incisional Complications

Published on: May 10, 2024

Small stitches with small suture distances increase laparotomy closure strength.

Joris J Harlaar1, Gabrielle H van Ramshorst, Jeroen Nieuwenhuizen

  • 1Department of General Surgery, Erasmus University Medical Center, Rotterdam, The Netherlands. j.harlaar@erasmusmc.nl

American Journal of Surgery
|March 17, 2009
PubMed
Summary

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Small stitches with small suture distances significantly increase tensile strength compared to large stitches. This finding suggests smaller sutures may help prevent burst abdomen and incisional hernia after midline incisions.

Area of Science:

  • Surgical Innovation
  • Biomechanical Engineering
  • Wound Closure Techniques

Background:

  • Optimal suture size and distance for preventing burst abdomen and incisional hernia remain unproven.
  • Midline incisions are common surgical sites requiring secure closure.
  • Preventing abdominal wall dehiscence is critical for patient outcomes.

Purpose of the Study:

  • To compare the biomechanical properties of different suture techniques in abdominal wall closure.
  • To determine the effect of stitch size and suture distance on tensile strength.
  • To provide evidence-based recommendations for preventing surgical site complications.

Main Methods:

  • Thirty-eight porcine abdominal walls were used, divided into two groups (N=19 each).
  • Two polydioxanone double-loop suturing methods were tested on 14-cm midline incisions.

Related Experiment Videos

Last Updated: Jun 24, 2026

Surgical Closure of Equine Abdomen, Prevention, and Management of Incisional Complications
09:41

Surgical Closure of Equine Abdomen, Prevention, and Management of Incisional Complications

Published on: May 10, 2024

  • Group A: large stitches (1 cm) with large suture distance (1 cm); Group B: small stitches (0.5 cm) with small suture distance (0.5 cm).

    • Main Results:

    • Group B (small stitches, small distance) demonstrated significantly higher geometric mean tensile force (787 N) than Group A (large stitches, large distance) (534 N).
    • Statistical analysis showed a significant difference between the groups (P = .006).
    • The data indicate a clear biomechanical advantage for smaller suture parameters.

    Conclusions:

    • Smaller stitches with closer spacing result in superior tensile strength compared to larger stitches with wider spacing.
    • These findings suggest that small stitches and small suture distances are advantageous for preventing burst abdomen and incisional hernia.
    • Implementing smaller suture parameters may enhance the integrity of midline abdominal wall closures.