Equis ISSN 2398-2977

Anesthesia: machines - overview

Contributor(s): Keith Branson, Matthew Gurney, Craig Johnson

Introduction

  • The administration of an inhalation anesthetic requires a gas source, eg oxygen, a source of volatile agent and a breathing system   Anesthesia: circuits - overview  .
  • Before the volatile agent is delivered to the patient, it must turn from a liquid to a vapor. This vapor must be diluted to a safe concentration.
  • It is also desirable to be able to control the depth of anesthesia quickly and accurately.

Oxygen supply

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Nitrous oxide

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Vaporizers

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Machine checks

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Further Reading

Publications

Refereed papers
  • Recent references fromPubMed published during the last 12 months.
  • Steffey E P (2002) Recent advances in inhalation anesthesia. Vet Clin North Am Equine Pract18(1), 159-168PubMed.
  • Eicker S W & Cuvelliez S (1990)Equipment for inhalation anesthesia. Vet Clin North Am Equine Pract6(3), 543-551PubMed.

Other sources of information

  • Taylor P M & Clarke K W (2005)Handbook of Equine Anaesthesia. 3rd edn. W B Saunders, London, UK.
  • Hall L W & Clarke K W (1983)Veterinary Anesthesia. 8th edn. Bailliere Tindall, London. pp 162-169.


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