Nasogastric cannulization may be a medical method involving the insertion of a plastic tube (nasogastric tube or metric weight unit tube) through the nose, down the muscular structure, and down into the abdomen. Orogastric cannulization may be a similar method involving the insertion of a plastic tube (orogastric tube) through the mouth. cannulization of the alimentary canal is that the method of passing atiny low, versatile plastic tube (nasogastric tube) through the nose or mouth into the abdomen or gut. This procedure could also be used for diagnostic or treatment functions.

Indications

By inserting a Nasogastric tube, you're gaining access to the abdomen and its contents. This allows you to empty stomachal contents, decompress the abdomen, get a specimen of the stomachal contents, or introduce a passage into the alimentary tract. This can enable you to treat stomachal immobility, and intestine obstruction. It'll conjointly yield drain and/or irrigation in drug overdosage or poisoning. In trauma settings, metric weight unit tubes will be wont to aid within the hindrance of expulsion and aspiration, yet as for assessment of GI hemorrhage. Metric weight unit tubes can even be used for enteral feeding initio.

Contraindications

Nasogastric tubes are contraindicated within the presence of severe facial trauma

(cribriform plate disruption), because of the chance of inserting the tube intracranially. during this instance, Associate in Nursing orogastric tube could also be inserted.