Prehospital Academy Neonatal Resuscitation
Neonatal Resuscitation
This lesson outlines the critical steps and considerations for neonatal resuscitation, a low-frequency, high-acuity skill essential for paramedics. Early and effective intervention, guided by up-to-date guidelines, significantly impacts the outcome for newborns in distress.
Neonatal Resuscitation Algorithm Overview
Unlike adult CPR which is time-based, neonatal resuscitation is physiology-based, primarily driven by heart rate and ventilatory effort. The initial 60 seconds (the "Golden Minute") post-birth are crucial.
Initial Steps (First 60 Seconds - The "Golden Minute"):
For newborns that are not vigorous (poor tone, not breathing/gasping, heart rate < 100 bpm) after birth, the initial steps are:
Warmth: Place on pre-warmed towels or near a radiant warmer.
Dry: Thoroughly dry the infant's head and body.
Stimulate: Gently stimulate the infant (e.g., rubbing the back, flicking soles of feet).
Position Airway: Place the infant in a "sniffing" position to open the airway.
Clear Secretions: Suction mouth first, then nose, especially if secretions are excessive or meconium is present. Use a meconium aspirator for meconium staining.
If, after these steps, the infant has persistent apnea, gasping, or a heart rate below 100 bpm, proceed to Positive Pressure Ventilation (PPV).
Key Interventions and Decision Points
1. Positive Pressure Ventilation (PPV):
Indication: Apnea, gasping, or heart rate < 100 bpm after initial steps (within the first 60 seconds).
Oxygen: Initially, PPV is often started with room air (21% oxygen), not 100% oxygen, especially in term infants, as fetal circulation relies on mild hypoxia for the first breath. Oxygen is added if needed to achieve target SpO2.
Technique: Use an appropriate-sized self-inflating bag-valve-mask (BVM) with a neonate-sized mask. Deliver only enough pressure to see a gentle chest rise. Avoid over-inflating.
Rate: 40-60 breaths per minute.
Corrective Steps ("MR. SOPA"): If PPV is ineffective (no chest rise), systematically check:
Mask adjustment
Reposition airway
Suction mouth and nose
Open mouth
Pressure increase (increase ventilatory pressure)
Alternative airway (e.g., Laryngeal Mask Airway [LMA] or Endotracheal Tube [ETT])
2. Chest Compressions:
Indication: Heart rate remains < 60 bpm despite 30 seconds of effective PPV (with 100% oxygen, if available).
Technique:
Two-Thumb Encircling Hand Technique: Preferred method. Thumbs on the sternum (just below nipple line), hands encircling the torso.
Two-Finger Technique: Second choice, less effective for depth.
Depth: Approximately one-third of the anterior-posterior chest diameter.
Rate: 100-120 compressions per minute.
Compression-to-Ventilation Ratio: 3 compressions to 1 ventilation (coordinated to achieve 90 compressions and 30 ventilations per minute).
3. Medications (Epinephrine):
Indication: Heart rate remains < 60 bpm despite 30 seconds of effective PPV and 60 seconds of chest compressions (coordinated with PPV).
Drug: Epinephrine (0.01-0.03 mg/kg IV/IO, repeat every 3-5 minutes).
Route: Intravenous (umbilical venous catheter preferred) or intraosseous (IO). Endotracheal route is an option but less effective.
Special Considerations
Oxygen Titration: After initial PPV, oxygen should be titrated to achieve target SpO2 levels (refer to SpO2 target table based on minutes from birth). Avoid hyperoxia.
Meconium Staining: If meconium-stained amniotic fluid and infant is not vigorous, suction the trachea with a meconium aspirator upon intubation.
Gastric Decompression: Consider inserting an orogastric (OG) tube if prolonged PPV or gastric distention is noted.
Congenital Diaphragmatic Hernia: Avoid PPV via mask; early intubation is indicated.
Craniofacial Defects: Can complicate airway management; early use of alternative airways may be necessary.
Equipment: Always use age-appropriate equipment. Be mindful of potential for barotrauma with BVM.
Post-Resuscitation Care
Continue monitoring ABCs.
Maintain normothermia.
Assess blood glucose and treat hypoglycemia if present.
Transport to appropriate facility for ongoing care.
Critical Thinking Questions
You are at a delivery, and the newborn is apneic with a heart rate of 80 bpm after the initial steps of drying, warming, and stimulation. What is your immediate next intervention, and why is oxygen initially withheld?
After 30 seconds of effective PPV, the newborn's heart rate remains 50 bpm. What is your next critical intervention, and what specific technique is preferred for chest compressions in neonates?
A newborn requires prolonged PPV due to respiratory distress. You notice increasing abdominal distention. What complication might this indicate, and what intervention should you consider?
Explain why neonatal resuscitation is described as "physiology-based" rather than "time-based," and how this impacts your decision-making in the field.
Discuss the importance of using age-appropriate equipment and avoiding excessive ventilatory pressure during neonatal resuscitation, considering the unique anatomy of a newborn.