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Updated: Jul 13, 2026
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Murine Model of Wound Healing
Published on: May 28, 2013
Accelerated wound healing with stapled enteric suture lines. An experimental study comparing traditional sewing
Annals of Surgery
|March 1, 1985
Summary
Surgical staples (SSL) demonstrated superior wound healing compared to sutures (CLSL) in canine colotomies. Staples provided significantly higher bursting strength and faster healing, with less inflammation observed microscopically.
Area of Science:
- Surgical Innovation
- Wound Healing Research
- Comparative Surgical Techniques
Background:
- Colotomies are surgical incisions in the colon.
- Wound closure methods significantly impact healing outcomes.
- Assessing bursting strength is a key metric for gastrointestinal anastomosis integrity.
Purpose of the Study:
- To compare the healing rates of colotomies closed with surgical staples versus sutures.
- To evaluate the biomechanical strength and inflammatory response of different closure techniques.
Main Methods:
- Utilized 28 mongrel dogs with 3-cm longitudinal colotomies.
- Closed incisions using either TA-30 staple lines (SSL) or Czerny-Lembert suture lines (CLSL).
- Measured bursting strength (BS) on postoperative days 1-7 and performed microscopic examination.
Main Results:
- Surgical staple lines (SSL) exhibited significantly higher mean bursting strength (165 mmHg) than suture lines (CLSL) (80 mmHg).
- SSL showed three times greater bursting strength than CLSL between postoperative days 2-5.
- SSL healing entered the fibroplasia period directly, while CLSL showed a traditional healing pattern with a lag phase.
Conclusions:
- Surgical staple lines promote more rapid and robust healing of colotomies compared to Czerny-Lembert sutures.
- SSL result in superior bursting strength and reduced inflammatory response post-colotomy.
- Staple closure offers a biomechanically advantageous method for colonic wound healing.
