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Related Concept Videos

Fractures: Bone Repair01:27

Fractures: Bone Repair

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Treatment for a fracture is based on the type of break, the bone affected, and the patient's age.
Minor fractures with no bone displacement are treated by immobilizing the fractured bone using a cast or splint. However, in the case of fractures with displaced bones, the broken bones are repositioned before immobilization to ensure successful healing without deformation and loss of function. The realignment of fractured bone ends is performed through a process called reduction. If the...
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Phases of Wound Repair01:28

Phases of Wound Repair

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Following injury, the integrity of the injured tissues must be reestablished. For example, in skin tissue, wound repair involves coordination among resident skin cells, blood mononuclear cells, extracellular matrix, growth factors, and cytokines to complete the healing cascade.
Formation of Blood Clot
In case of deep injuries, trauma to blood vessels results in blood loss. In the meantime, phospholipids released from the ruptured endothelial cellular membrane are converted into arachidonic...
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Related Experiment Video

Updated: Mar 10, 2026

A Case Series of Successful Abdominal Closure Utilizing a Novel Technique Combining a Mechanical Closure System with a Biologic Xenograft that Accelerates Wound Healing
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Primary Wound Closure After Open Fracture: A Prospective Cohort Study Examining Nonunion and Deep Infection.

Angela V Scharfenberger1, Khaled Alabassi, Stephanie Smith

  • 1Departments of *Surgery; †Infectious Diseases; and ‡Physical Therapy, University of Alberta, Edmonton, AB, Canada.

Journal of Orthopaedic Trauma
|December 17, 2016
PubMed
Summary

Primary wound closure for open fractures is safe and effective, showing lower rates of deep infection and nonunion compared to delayed closure. Further randomized trials are recommended to confirm these findings.

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Area of Science:

  • Orthopedic Surgery
  • Trauma Surgery
  • Infectious Disease

Background:

  • Open fractures present a significant challenge in trauma care.
  • Wound management, including closure timing, is critical for preventing complications.
  • Primary versus delayed wound closure strategies have varying outcomes.

Purpose of the Study:

  • To determine the incidence of deep infection and nonunion following primary wound closure of open fractures.
  • To compare outcomes of primary wound closure with delayed wound closure in a matched cohort.

Main Methods:

  • Prospective cohort study of 83 patients undergoing primary wound closure for open fractures (Gustilo grade 3A or lower, clean wounds).
  • Matched-series analysis comparing primary closure outcomes with 68 patients who underwent delayed wound closure (2001-2009).
  • Standardized evaluations until fracture healing, with 1-year follow-up via phone interviews and chart reviews.

Main Results:

  • The primary closure cohort experienced a 4% deep infection rate and a 12% nonunion rate.
  • In matched analyses (n=68 pairs), primary closure showed significantly fewer deep infections (4% vs. 9%) and nonunions (13% vs. 29%) compared to delayed closure (P < 0.001).

Conclusions:

  • Primary wound closure is a viable option for selected open fracture patients.
  • This approach may reduce the risk of deep infection and nonunion.
  • A definitive randomized controlled trial is warranted to validate these findings.