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Nursing ProcedurePHYSICAL METHODS OF STERILIZATION

PHYSICAL METHODS OF STERILIZATION

PHYSICAL METHODS OF STERILIZATION

Heat kills all types of bacteria. Boiling is the most commonly used method in day-to-day working

Heat is the safest and most useful agent for sterilization in hospitals. Methods of applying heat for sterilization are exposure to steam under pressure, boiling, etc

Boiling (Moist heating): boiling an instrument/article immersed fully in boiling water (100 degree Celcius) for 10 minutes will kill most of the pathogenic organisms

General Instructions

  • The articles should be clean
  • The articles should be fully immersed in water
  • Close the sterilizer lid tightly
  • Note the time after the water has started to boil
  • Boil it for 7 to 10 minutes
  • Remove the articles with chattel forceps

Precautions

  • Do not pick articles in between, when the boiling is in process
  • Do not boil sharp instruments such as scissors, knives, needles, etc. because boiling blunt them

Advantages

  • Boiling can be used in the home environment and other situation
  • It is one of the economic ways of sterilizing articles

Disadvantages

  • Some bacteria and viruses and all spores are resistant to boiling
  • Boiling method cannot be used for the articles which are destroyed by moisture and heat
PHYSICAL METHODS OF STERILIZATION - Instructions, Precautions, Advantages, Disadvantages
PHYSICAL METHODS OF STERILIZATION – Instructions, Precautions, Advantages, Disadvantages
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