NORCET 6 mains-2024: Identify the following device?

NORCET 6 mains-2024

Nursing Foundation

Easy

Appeared in: NORCET 6 mains-2024

Explanation

The image displays a Laryngeal Mask Airway (LMA), characterized by its distinct elliptical, inflatable mask designed to seal the laryngeal inlet.
The device consists of a wide-bore airway tube connected to the mask, and an inflation line with a pilot balloon, all of which are visible in the image.
An LMA is a type of supraglottic airway, meaning it is positioned above the glottis (vocal cords) to facilitate ventilation.
It serves as a crucial alternative to bag-mask ventilation or endotracheal intubation in various clinical settings, including anesthesia and emergency medicine.

Option B: A Nasopharyngeal Airway (NPA) is a simple, uncuffed, flexible tube inserted through the nostril. The device in the image has a large, inflatable cuff and is inserted orally, which is inconsistent with an NPA.
Option C: While an LMA is a type of supraglottic airway, 'LMA airway' is the specific name of the device shown. In identification questions, the most specific and precise term is the best answer.
Option D: An infraglottic airway is a device placed below the glottis, such as an endotracheal tube or tracheostomy tube. The LMA is designed to sit above the glottis.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Identification and function of airway management devices as background academic context rather than a clinical decision trigger.
LMAs are fundamental tools in anesthesia for elective surgeries and are also vital in emergency situations as a rescue airway when endotracheal intubation is difficult or has failed.
Nurses, especially in critical care and perioperative settings, must be able to differentiate between various airway devices to assist effectively during airway management and respond appropriately in emergencies.
What if the patient has a full stomach or is at high risk for aspiration? In that case, an LMA would be relatively contraindicated. A cuffed endotracheal tube (an infraglottic airway) would be the preferred device to protect the airway from gastric contents.

How to Approach the Question

First, carefully examine the image to identify the key components of the medical device. Note the curved tube, the spoon-shaped inflatable cuff, and the thin inflation line with a pilot balloon.
Consider the function of these components. The large cuff is designed to create a seal around an anatomical opening.
Evaluate the given options based on your visual analysis. 'LMA airway' specifically describes a device with a laryngeal mask.
Eliminate the other options. 'NPA airway' is a nasal tube. 'Infra-glottic' means below the vocal cords, which this device is not designed for. 'Supra-glottic' is a category, but 'LMA' is the specific device name.
Select the most specific and accurate name for the device shown, which is LMA airway.

Concept Tested & Keywords

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E6 Nursing Brunner Adult Health 3SA Vol 2 Part 3 p. 115-117

E6 Nursing Fundamentals Potter Perry 12e Part 4 p. 254-255