NORCET 2 -2021 (Shift…: Identify the use of the following instrument that is denoted in image?

NORCET 2 -2021 (Shift-2)

Medical & Surgical Nursing

Easy

Appeared in: NORCET 2 -2021 (Shift-2)

Explanation

The instrument in the image is a Joll's Thyroid Retractor, a self-retaining retractor with a screw mechanism and two-pronged blades.
Its primary and specific function is to retract the strap muscles of the neck to expose the thyroid gland.
Therefore, its main use is during a thyroidectomy, the surgical removal of the thyroid gland.

Option B: Arytenoidectomy is the surgical removal of the arytenoid cartilage, which is part of the larynx. This is a delicate procedure typically performed via laryngoscopy with specialized microlaryngeal instruments, not a large neck retractor like the Joll's.
Option C: Laryngectomy is the removal of the larynx (voice box). While it is a major neck surgery that requires retraction, the Joll's retractor is not the primary instrument for laryngeal exposure. Other, larger, or more specialized retractors are often used to manage the entire surgical field for a laryngectomy.
Option D: This option is incorrect because a correct option is available. The instrument's primary use is for thyroidectomy.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Surgical Instrument Identification as background academic context rather than a clinical decision trigger.
For a scrub nurse or operating room nurse, correctly identifying and passing the Joll's Thyroid Retractor is crucial for the smooth progression of a thyroidectomy.
Understanding the function of self-retaining retractors is vital for patient safety. Proper placement prevents excessive tissue trauma and nerve damage (like to the recurrent laryngeal nerve), while improper placement can lead to complications.
What if the surgeon asked for a 'neck retractor' and was handed a Weitlaner instead? A Weitlaner is also a self-retaining retractor but typically has sharper, more traumatic prongs and may not provide the specific angle and depth of retraction needed to safely expose the thyroid gland, potentially increasing the risk of injury to surrounding structures.

How to Approach the Question

First, carefully examine the instrument in the image. Note its key features: it's a metal, self-retaining device with two arms, a screw for spreading them, and pronged ends.
Try to identify the instrument. This specific design is a Joll's Thyroid Retractor.
Consider the name of the instrument. The word 'Thyroid' in its name is a major clue to its primary function.
Evaluate the options provided. 'Thyroidectomy' is the surgical removal of the thyroid gland.
Connect the instrument's name and function to the surgical procedures listed. The Joll's Thyroid Retractor is used for thyroidectomy.
Eliminate the other options. Arytenoidectomy and Laryngectomy are procedures on the larynx, which require different types of instruments for exposure.

Concept Tested & Keywords

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E6 Gynecology Williams p. 429-437