CHAPTER 29: Operative Vaginal Delivery

Operative Vaginal Delivery

What is the ratio of vacuum-assisted to forceps-assisted vaginal deliveries?

a. 1:1

b. 2:1

c. 3:1

d. 4:1

d Introduction

All except which of the following are acceptable indications for operative vaginal delivery?

a. Aortic stenosis

b. Maternal exhaustion

c. Pelvic floor protection

d. 2nd stage labor ≥2 hours in a multipara with an epidural

c Indications

A 31-year-old primigravida undergoing induction of labor reaches the 2nd stage of labor after 36 hours. Before beginning to push she says she is too tired and desires an operative vaginal delivery. Which of the following precludes her from having an elective operative vaginal delivery?

a. Head is at +1 station

b. Head is in occiput anterior position

c. Scalp is visible at the introitus without labial separation

d. All of the above

a Indications

Which of the following is a prerequisite for vacuum extraction, but not a forceps-assisted vaginal delivery?

a. Epidural anesthesia

b. Minimum +2 station

c. Assistant to create suction

d. Minimum 34 weeks’ gestation

d Classification and Prerequisites

Which of the following is true of high forceps?

a. No role in modern obstetrics

b. Indicated for fetal bradycardia

c. Forceps applied when the fetal head is engaged

d. Indicated for those with a prolonged second stage

a Classification and Prerequisites

Which of the following criteria must be met prior to performing an operative vaginal delivery?

a. Adequate anesthesia

b. Maternal bladder emptied

c. Known fetal head position

d. All of the above