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If a catheter is blocked by a blood clot, the instillation of fluid into the bladder is
dangerous and must never be undertaken without the surgeon's direct instructions.

4.14 Nasogastric tube insertion
Definition: Passing a tube through a nasal cavity down the nasopharynx and esophagus
into the stomach

Purpose
To administer tube feeding and medication to clients unable to eat by mouth or swallow a
sufficient diet without aspirating food or fluids into the lungs.
To establish a means for suctioning stomach contents to prevent gastric distension before
and after surgery, nausea, and vomiting
To remove stomach contents for laboratory analysis
To decompress abdominal distension.
To lavage (wash) the stomach in case of poisoning or overdose of medications

Indication
• Surgery
• Abdominal distension
• Poison

• Unconscious
• Severe dehydration
• Diagnostic analysis

Equipment
1. NGT, (Ryle’s tube) plaster,
2. Gauze
3. Water-soluble lubricant
4. Disposable glove
5. Glass of water
6. 20 to 50 ml syringe
7. Stethoscope
8. Blue litmus paper
9. Ink
10. Spigot to close the tube
11. Cotton applicator to clean nostril
12. Waster receiver
13. Rubber sheet and draw sheet
14. Mouth wash tray

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