6.5 Hand Expression: Technique & Indications
Key Takeaways
- Hand expression is the preferred method — not just a backup — for small colostrum volumes in the first 24-72 hours and for antenatal colostrum harvesting.
- Correct technique positions the thumb and fingers about 1-1.5 inches behind the nipple base, pushes straight back, and rolls forward without sliding on the skin or squeezing the nipple.
- Rotating hand position around the 'clock' drains milk from ductal areas across the whole breast, since ducts radiate from multiple points.
- Hands-on pumping (combining hand compression with an electric pump) increases both milk yield and fat content compared with pumping alone.
- Beginning expression within the first hour after birth, when direct breastfeeding is not possible, helps prime prolactin receptors for long-term supply.
Why This Topic Is Tested
Hand expression is both a hands-on clinical skill and a set of clinical-judgment decisions about when it beats a pump — content that spans the didactic exam and overlaps with the practical (LAT) skills exam's assessment of feeding technique. Candidates are tested on recognizing the specific situations where hand expression is not just a fallback, but the preferred, evidence-based method.
When Hand Expression Is Preferred Over a Pump
| Situation | Why Hand Expression Wins |
|---|---|
| Antenatal colostrum harvesting (typically from around 36-37 weeks for select mothers, e.g., those with diabetes or a planned NICU admission) | Volumes are a few drops to a milliliter; pumps are inefficient and can be discouraging at these volumes |
| First 24-72 hours postpartum | Colostrum volume is small (often a few mL per feed); hands express these small volumes more effectively than a pump and can build maternal confidence early |
| Relieving areolar engorgement before latch | Softens the areola so the infant can achieve a deep latch; often combined with reverse pressure softening |
| No pump available / emergency separation | Requires no equipment |
| Boosting pump output (hands-on pumping) | Combining hand compression during pumping increases both milk yield and the fat content of expressed milk compared with pumping alone — an especially valuable protocol for parents expressing for a hospitalized preterm infant |
A common exam trap treats hand expression as merely an inferior backup to pumping. In fact, for the very low volumes typical of the first days, it is the clinically preferred technique, and initiating milk expression within the first hour after birth, when direct breastfeeding is not possible (as with a hospitalized premature infant), helps prime prolactin receptors for long-term supply.
Technique (Marmet-Style)
Teach the sequence in two stages:
Stage 1 — Stimulate the let-down:
- Apply gentle warmth (a warm compress) to the breast.
- Massage in small circular motions, moving from the chest wall toward the nipple, covering the whole breast.
- Lightly stroke the breast from chest wall to nipple, then gently shake the breast forward (leaning over slightly), using gravity to assist flow.
Stage 2 — Express the milk:
- Position the thumb and first two fingers roughly 1 to 1.5 inches (2.5-3.75 cm) behind the base of the nipple, forming a "C" shape. This distance is a guide, not necessarily the edge of the areola — it varies with breast and areola size.
- Push straight back toward the chest wall (not spreading the fingers apart).
- Roll the thumb and fingers forward together, compressing the milk ducts in a rhythmic motion — this should not hurt, and the fingers should not slide over the skin.
- Release, then repeat rhythmically.
- Rotate the hand position around the "clock" (12 and 6, then 3 and 9, and in between) to drain milk from all ductal areas, since ducts radiate from multiple points around the areola.
- Switch breasts when flow slows, and repeat cycles across both sides.
Two things to avoid: sliding the fingers over the skin (causes friction and skin damage without expressing more milk) and squeezing or pulling the nipple itself (ineffective and painful — the compression should happen at the ducts behind the nipple, not at the nipple tip).
Hands-On Pumping
For mothers using an electric pump — particularly those expressing exclusively for a hospitalized or preterm infant — combining the same massage-and-compression technique during pump use (hands-on pumping) has been shown to increase both the volume and the fat content of the milk obtained compared with pumping alone. This is a key counseling point: a pump alone, without hands, under-drains the breast relative to a baby's active suck, so teaching mothers to add compressions during every pump session is a low-cost way to improve output.
Collecting Very Small Volumes
In the first day or two, expressed colostrum may amount to only drops rather than milliliters. Rather than trying to express directly into a bottle (where drops cling to the sides and appear to "disappear"), teach mothers to express directly into a small spoon or a 1-3 mL oral syringe, which can then be used to feed the colostrum to the infant or to draw it up for storage. For hospitalized or preterm infants, many NICU protocols recommend expressing 8-10 times in 24 hours, mirroring a term newborn's natural feeding frequency, to maximize the early hormonal signal for supply.
Worked Scenario
A mother delivers a late-preterm infant admitted to the NICU and is not yet able to put the baby to breast. She has a hospital-grade pump available but is producing very little in the first 24 hours. The CLC's guidance: begin with hand expression in the first hour if possible, since colostrum volumes are too small for a pump to capture efficiently, continue hand expression or combine it with pumping (hands-on pumping) every 2-3 hours, and reassure her that tiny volumes captured by syringe are normal and valuable at this stage. This early priming in the first hours and days is what protects long-term supply once the baby can nurse directly.
Why is hand expression often preferred over an electric breast pump in the first 24-72 hours after birth?
Which best describes correct hand-expression technique?