For which of the following injuries is a Thomas splint NOT used?

NHM UP Staff Nurse-2023 Shift-2nd

Medical Surgical Nursing

Easy

Appeared in: NHM UP Staff Nurse-2023 Shift-2nd

Explanation

A Thomas splint is a large orthopedic device specifically designed to provide traction and immobilization for fractures of the lower extremities, most notably the femur.
The elbow is a joint in the upper extremity. The anatomical design and function of a Thomas splint, which anchors at the groin, make it impossible to use on an arm or elbow.
Injuries to the upper extremities, like the elbow, require different types of splints or slings designed for the anatomy of the arm.

Option B: This is incorrect. A Thomas splint immobilizes the entire leg from the hip to the foot, which includes the knee. It is used for femur fractures, which require stabilization of the knee joint as well.
Option C: This is incorrect. While primarily for femur fractures, the splint's function of immobilizing the entire lower limb provides stability to the ankle, which is necessary in cases of severe leg trauma.
Option D: This is incorrect. The Thomas splint is ideally suited for hip and femur fractures because its design includes a ring that fits securely around the groin and ischial tuberosity, providing an anchor point for traction.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Indications and contraindications for using a Thomas splint as background academic context rather than a clinical decision trigger.
Nurses must perform regular and thorough neurovascular assessments (checking pulse, color, sensation, movement) distal to the splint to detect any circulatory compromise, such as from swelling or compartment syndrome.
Skin integrity is a major concern. The nurse must ensure adequate padding under the splint, especially around the groin (ischial ring) and bony prominences like the ankle, to prevent pressure sores.
What if? If a patient with a Thomas splint complains of severe, increasing pain that is not relieved by analgesics, along with numbness in their toes, the nurse must immediately suspect compartment syndrome. This is a surgical emergency requiring urgent notification of the physician.

How to Approach the Question

First, identify the key subject of the question, which is the 'Thomas splint'.
Second, pay close attention to the negative keyword 'NOT'. This signals that you need to find the option that is an incorrect use or contraindication for the splint.
Recall the basic anatomy of the human body (upper vs. lower extremities) and the function of a Thomas splint. Its primary purpose is to immobilize the leg.
Evaluate each option against this knowledge. The hip, knee, and ankle are all part of the lower extremity. The elbow is part of the upper extremity.
Conclude that the splint designed for the leg cannot be used on the arm. Therefore, 'Elbow injury' is the correct answer.

Concept Tested & Keywords

QWbfZQRSOtvKwhalOBndMi

E6 Nelson Textbook of Pediatrics(2024) — Volume 2 p. 2093-2095