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What Is a Neonatal Warmer?

A neonatal warmer is a medical device used to help keep newborns warm. It often uses radiant heat from an overhead heating element while allowing open access to the baby. Neonatal warmers are common in delivery rooms, neonatal intensive care units, and newborn care areas. They are used for babies who need temperature support, observation, resuscitation, or procedures.

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What Is a Neonatal Warmer?

A neonatal warmer is a medical device used to help keep newborns warm. It often uses radiant heat from an overhead heating element while allowing open access to the baby. Neonatal warmers are common in delivery rooms, neonatal intensive care units, and newborn care areas. They are used for babies who need temperature support, observation, resuscitation, or procedures.

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What Is a Neonatal Warmer Used For?

A neonatal warmer is used to reduce heat loss in newborns, especially premature, low-birth-weight, sick, or recently delivered infants. Newborns can lose heat quickly because of their size, thin skin, and limited ability to regulate temperature. A warmer can support temperature stability while clinicians assess breathing, circulation, glucose needs, and overall condition. It may be used temporarily or as part of ongoing neonatal care.

How a Neonatal Warmer Works

The warmer directs controlled radiant heat toward the baby from above. Many systems use a skin temperature probe to help adjust heat output automatically. Some models also include a mattress, scale, oxygen or suction access, lighting, alarms, and procedure space. The goal is to maintain the baby’s temperature within the target range set by the care team.

Types of Neonatal Warmers

Radiant warmers provide open access and are often used during delivery-room care, resuscitation, or short-term procedures. Some units are integrated into infant care stations with monitoring and resuscitation features. Transport warmers are designed to help maintain temperature during movement between care areas. Incubators are different devices that provide an enclosed controlled environment rather than an open radiant heat field.

Risks and Monitoring

Neonatal warmer use requires close temperature monitoring. Overheating, hypothermia, dehydration, skin injury, probe displacement, or equipment malfunction can create risk. The baby’s temperature, color, breathing, glucose status, and skin condition may be checked regularly. Alarms, abnormal temperature readings, poor perfusion, breathing trouble, or signs of distress should be addressed immediately by neonatal staff.

FAQs About Neonatal Warmers

Is a neonatal warmer the same as an incubator?

No. A neonatal warmer provides open radiant heat, while an incubator is an enclosed device that controls the baby’s environment.

Why do newborns need warmers?

Some newborns lose heat quickly or cannot maintain temperature well, especially if they are premature, small, sick, or newly delivered.

Can a baby overheat under a neonatal warmer?

Yes. Temperature probes, alarms, and regular checks help reduce the risk of overheating.

Can parents touch a baby under a neonatal warmer?

Often yes, depending on the baby’s condition and the care setting. Staff will guide safe touch, positioning, and infection-control steps.

References

Hypothermia in Neonates. Merck Manual Professional Edition. https://www.merckmanuals.com/professional/pediatrics/perinatal-problems/hypothermia-in-neonates. Date Accessed June 18, 2026.

Physiology, Newborn. StatPearls (NCBI Bookshelf). https://www.ncbi.nlm.nih.gov/books/NBK499951/. Date Accessed June 18, 2026.

21 CFR 880.5130: Infant radiant warmer. eCFR. https://www.ecfr.gov/current/title-21/chapter-I/subchapter-H/part-880/subpart-F/section-880.5130. Date Accessed June 18, 2026.

Warmer, Infant Radiant: Product Classification. U.S. Food and Drug Administration. https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfpcd/classification.cfm?ID=FMT. Date Accessed June 18, 2026.

Warmer, Radiant Heater, Freestanding, Newborn. WHO Health Technologies MEDEVIS. https://medevis.who-healthtechnologies.org/devices/RMN_250. Date Accessed June 18, 2026.