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Surgical asepsis and infection prevention

ffelis

Introduction

Definitions

  • Sterilization = elimination of all microorganisms from an inanimate object.
  • Disinfection = elimination of all pathogenic microorganisms from an inanimate object.
  • Asepsis = absence of pathogenic microorganisms on a living object.

Principles of asepsis

  • Control of endogenous and exogenous bacteria to reduce contamination of the surgical site.
  • Endogenous bacteria, especially Staphylococcus Staphylococcus spp and Streptococcus Streptococcus spp are the most common contaminants
  • Accomplished by correct preparation of the patient, surgical team, operating theater and surgical equipment and adherence to rules of the operating theater.

Wound infections

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Prevention of surgical infection

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Antiseptics

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Sterilization

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Antimicrobial prophylaxis

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Further Reading

Publications

Refereed papers

  • Recent references from PubMed and VetMedResource.
  • Weight C J, Lee M C, Palmer J S (2010) Avagard hand antisepsis vs. traditional scrub in 3600 pediatric urologic procedures. Urology 76 (1), 15-17 PubMed.
  • Vince K J, Lascelles B D, Mathews K G et al (2008) Evaluation of Wraps Covering the Distal Aspect of Pelvic Limbs for Prevention of Bacterial Strike-Through in an Ex Vivo Canine Model. Vet Surg 37 (4), 406-411 PubMed.
  • Mulberrry G, Snyder A T, Heilman J et al (2001) Evaluation of a waterless, scrubless chlorhexidine gluconate/ethanol surgical scrub for antimicrobial efficacy. Am J Infect Control 29 (6), 377-382 PubMed.

Other sources of information

  • Tobias K & Johnston S (2012) Veterinary Surgery: Small Animal. 1st edn, Elsevier.
  • Textbook of Small Animal Surgery (2003) Ed Slatter. Saunders, Philedelphia.
  • Small Animal Surgery (2002) Ed Fossum. Mosby, Missouri.

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