Application of Antiseptics and Disinfectants - labsstudies

Application of Antiseptics and Disinfectants

Difference between antiseptic and disinfectants for the laboratory

Hellow everyone , today let learn Applications of Application of Antiseptics and Disinfectants in the Laboratory. As the Previous article we were learn. Introduction in Antiseptic and Disinfectant.

In this article you will learn:

  • Use of antiseptics for laboratory
  • Use of disinfectants for laboratory
  • Use antiseptics and disinfectants in the laboratory
  • Difference between antiseptic and disinfectants for the laboratory

 The use of antiseptics for laboratory

  • The correct way to apply antiseptic to the medial antecubital skin before venipuncture is as follows:
  •  Clean the median antecubital area of the arm using 70% methylated spirits.
  • Clean area in concentric circles starting at site and ending outside of site
  •  Let air dry before introducing the needle.

Medial cubital veins is the special veins for drawing bloods during venipuncture.

 

Application of Antiseptics and Disinfectants

Correct way to cleanse the median antecubital area.

 

  • The correct way to apply antiseptic to the finger for the finger prick:

Application of Antiseptics and Disinfectants

  • Position hand palm-side up.
  •  Clean the middle finger using 70% methylated spirits.
  • Clean area in concentric circles starting at site and ending outside of site
  •  Let air dry before introducing the needle.
  • The correct way to apply antiseptic to the infant heel for the heel prick

Application of Antiseptics and Disinfectants

  •  Position the bottom of the foot up.
  • Clean the median and lateral portion of the heel using 70% methylated spirits.
  •  Clean area in concentric circles starting at site and ending outside of site.
  •  Let air dry before introducing the needle.

 

The use of disinfectants for laboratory

  • General laboratory bench disinfection:
  •  Wear gloves and laboratory coat.
  •  10% bleach is applied to gauze or cotton wool to fully saturate the gauze.
  •  Wipe the entire surface with the saturated gauze.
  •  Allow to air dry.
  •  Wipe the bench surface with clean dry gauze to remove the remains.

Note: some laboratories may use 5% Lysol® in place of 10% bleach (Jik®)

 

  • After a spill of specimens or other harmful solutions
  •  Wear gloves and laboratory coat.
  •  10% bleach is poured directly on the spill
  •  Cover the spill with gauze or cotton wool.
  •  Allow to sit undisturbed for 10 minutes.
  •  Removed the saturated gauze and dispose.
  •  Wipe the entire surface with gauze saturated with 10% bleach.
  •  Allow to air dry.
  •  Wipe the bench surface with clean dry gauze to remove the remains.

Note: some laboratories may use 5% Lysol® in place of 10% bleach (Jik®)

 

Difference between antiseptic and disinfectants for the laboratory

  •  The difference between antiseptics and disinfectants for laboratory use is that disinfectants are used to remove micro-organisms from inanimate objects such as the laboratory benches and surfaces, while antiseptics are used to cleanse the skin of microorganisms. 

Important to notice in Application of Antiseptics and Disinfectants

  • Antiseptics are used in the laboratory to cleanse the arm, finger or heel prior to blood collection using 70% methylated spirits.
  • Disinfectants are used for cleansing laboratory benches and surfaces to remove micro organisms. The commonly used disinfectant is 10% bleach but 5% Lysol may sometimes be used.
  • When cleansing a spill, more disinfectant is applied for 10 minutes prior to wiping to better remove micro-organisms.
  • Remember to Wear Gloves when you want to use Antiseptics and Disinfectants in the Laboratory.

 

References

  • F.J. Baker, R.E. Silverton (2001): Introduction to Medical Laboratory Technology, 7thEdition, Oxford University Press; Oxford, England.
  • Monica Cheesbrough (1981): Medical Laboratory Manual for Tropical Countries Volume I, 2nd Edition Butterworth & Co. (Publishers) Ltd;
  • Monica Cheesbrough (2002): District Laboratory Practice in Tropical Countries Part 1 & 2, Cambridge University Press; Cambridge, England

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