Podcast
Questions and Answers
What does the French unit size indicate in relation to catheters?
What does the French unit size indicate in relation to catheters?
Which French unit size is most commonly used for catheters?
Which French unit size is most commonly used for catheters?
What is the catheter diameter in millimeters for a 20 French catheter?
What is the catheter diameter in millimeters for a 20 French catheter?
Which color represents an 18 French unit size catheter?
Which color represents an 18 French unit size catheter?
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What is the diameter in French units for a catheter labeled with a violet color code?
What is the diameter in French units for a catheter labeled with a violet color code?
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Study Notes
Sterilization Methods
- Ethylene Oxide (ETO) and gamma irradiation are common methods used for sterilization.
Catheter Sizing
- Sizes range from 12 to 24 French units, indicating the diameter of catheters.
- French units measure catheter diameter; 1 French unit equals 1/3 mm.
Colour Coding of French Units
- Green (14 Fr): Most commonly used size.
- Orange (16 Fr): Common size.
- Red (18 Fr): Typically used for adult males.
- Yellow (20 Fr): Intermediate size.
- White (12 Fr): Another commonly used size.
- Grey (10 Fr): Less common size.
- Black (8 Fr): Generally for adult females.
- Violet (22 Fr): Larger size option.
- Blue (24 Fr): Among the largest sizes.
- Purple (26 Fr): Less frequently used size.
Catheter Diameter Calculation
- The formula to calculate the catheter diameter in mm is: Ps = French Size / 3.
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Description
This quiz covers the sterilization techniques of ETO and Gamma Irradiation, focusing on catheter sizing using French units. Test your knowledge on the color coding and diameter specifications of catheters commonly used in medical procedures.
