& x20;Identify the instrument? & x20; - NORCET 1 - 2020

NORCET 1 - 2020

Obstetrics & Gynaecology

Easy

Appeared in: NORCET 1 - 2020

Explanation

The instrument shown is an Episiotomy scissor, specifically designed for performing an episiotomy during childbirth.
The key identifying feature is the angled blades, which allow the practitioner to make a controlled incision without obstructing their view of the perineum.
A crucial safety feature is the combination of one sharp blade for cutting and one blunt blade. The blunt blade is placed against the fetal head to protect it from injury during the incision.
This specialized design distinguishes it from general surgical scissors or other types of forceps.

Option B: Artery forceps are hemostatic instruments used to clamp blood vessels. They have serrated jaws and a locking ratchet, which are absent in the pictured instrument.
Option C: Allis forceps are used to grasp and hold tissue firmly. They have sharp, interlocking teeth at the tips, which are designed for traction, not cutting.
Option D: Cheatle forceps are long, heavy, non-locking forceps used to handle sterile supplies and transfer them from one place to another, maintaining sterility. They are not designed for any surgical procedure on a patient.

Visual 1: Diagram - A side-by-side comparison showing the distinct tips of Episiotomy scissors, Artery forceps, and Allis forceps to highlight the differences in their function.
Visual 2: Illustration - An image demonstrating the correct way to hold and use Episiotomy scissors during a mediolateral episiotomy, showing how the blunt blade protects the fetus.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Identification of surgical instruments used in obstetrics as background academic context rather than a clinical decision trigger.
A nurse's ability to correctly identify and prepare surgical instruments is critical for patient safety and procedural efficiency in the labor and delivery room.
The nurse is responsible for ensuring the correct instruments are available, sterile, and functioning properly before a procedure like an episiotomy begins.
Post-procedure, the nurse plays a vital role in patient education regarding perineal care, pain management, and signs of infection to promote healing and prevent complications.

How to Approach the Question

First, carefully examine the image of the instrument provided.
Identify its key characteristics: Is it a scissor, a clamp, or a grasper? Note the shape of the blades/jaws (straight, curved, angled), the type of tips (sharp, blunt, toothed), and the presence of a locking mechanism.
In this case, you see angled blades with one blunt and one sharp tip, characteristic of scissors.
Consider the function implied by these features. The angled design suggests a need for maneuverability in a specific anatomical area, and the blunt/sharp tip combination is a clear safety feature.
Evaluate the options provided. 'Episiotomy scissors' are specifically designed for obstetrics with these safety and ergonomic features.
Eliminate the other options based on their known functions: Artery forceps for clamping, Allis forceps for grasping tissue, and Cheatle forceps for handling sterile supplies.

Concept Tested & Keywords

Concept Tested: Identification of surgical instruments used in obstetrics.
Stem keywords: Identify, instrument
Lead-in keywords: Identify
Clinical cues: The image shows a surgical scissor with unique features relevant to a specific procedure.

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