Technique used by a midwife in 2nd stage of labor to facilitate delivery over an intact perineum?

KPSC Staff Nurse - 2018

Obstetrics and Midwifery Nursing

Easy

Appeared in: KPSC Staff Nurse - 2018

Explanation

"Ironing out" is a colloquial term for intrapartum perineal massage, a technique used by midwives.
It involves the gentle, manual stretching of the perineal tissues as the fetal head crowns during the second stage of labor.
The primary goal is to increase tissue elasticity, facilitate a slow and controlled delivery of the head, and thereby reduce the incidence and severity of perineal lacerations.
Evidence suggests this practice can lower the rate of obstetric anal sphincter injuries (OASIS) and increase the rate of delivery with an intact perineum.

Option B: This is the mother's pushing action, not a protective technique used by the midwife. Uncontrolled or overly forceful bearing down can increase the risk of perineal tearing.
Option C: Fundal pressure (Kristeller maneuver) is a dangerous and widely discouraged practice. It involves applying external pressure to the uterine fundus and is associated with an increased risk of uterine rupture, fetal distress, and severe perineal trauma.
Option D: An episiotomy is a surgical incision of the perineum. By definition, it is the opposite of delivering over an 'intact' perineum, as it involves intentionally cutting the tissue.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Perineal protection techniques during the second stage of labor as background academic context rather than a clinical decision trigger.
Reducing perineal trauma is a key goal in modern obstetrics as it significantly improves postpartum recovery, reduces pain, and lowers the risk of long-term complications like dyspareunia, pelvic floor dysfunction, and anal incontinence.
Midwives and nurses play a crucial role in implementing these protective techniques through hands-on support, patient coaching, and creating a calm environment for a controlled birth.
What if? If a precipitate (very rapid) delivery is occurring, the priority shifts from gentle massage to applying firm counter-pressure to the fetal head to slow its exit and urgently coaching the mother to pant or blow out to reduce expulsive forces. The goal remains the same: prevent uncontrolled, explosive delivery and subsequent trauma.

How to Approach the Question

First, identify the key phrase in the question: "facilitate delivery over an intact perineum." This means the goal is to prevent tearing.
Evaluate each option based on whether it helps keep the perineum whole or not.
Consider 'Ironing out'. This term suggests a smoothing or stretching action, which is consistent with helping tissue expand without tearing.
Analyze 'Bearing down effort'. This is the force that causes the stretching and potential tearing. While necessary, it's not the midwife's protective technique.
Evaluate 'Fundal pressure'. This is an external, forceful maneuver known to be risky and associated with trauma, not protection.
Assess 'Episiotomy'. This is a surgical cut, which is the direct opposite of keeping the perineum intact.

Concept Tested & Keywords

Concept Tested: Perineal protection techniques during the second stage of labor.
Stem keywords: midwife, 2nd stage of labor, facilitate delivery, intact perineum
Lead-in keywords: Technique

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E6 Obstetrics Williams p. 27-46