Does a Frenectomy Hurt a Baby? What to Expect During and After

Quick answer

Does a frenectomy hurt baby? A tongue-tie release, medically called frenotomy, is a procedure performed on a baby’s tight or shortened lingual frenulum. Parents understandably worry about pain. The procedure should be discussed with the baby’s pediatrician and the clinician performing it, including expected sensations and how the baby will be supported afterward. Evidence also shows that not every baby referred for tongue-tie surgery needs the procedure to resolve feeding concerns.

At a glance

• Tongue-tie affects an estimated 4% to 10% of newborns.
• Across three studies in the United States, Canada, and England, newborn ankyloglossia diagnoses ranged from 1.7% to 10.7%.
• One U.S. study of 115 babies referred for tongue-tie surgery found that 63% did not need the procedure to solve nursing issues.
• Five randomized controlled trials involving 302 infants were included in the cited Cochrane review.
• In pooled analysis of two studies involving 155 infants, frenotomy produced no change on a 10-point feeding scale.
• A pooled analysis of three studies involving 212 infants found a reduction in maternal pain scores after frenotomy.

What is tongue-tie and how does it affect feeding?

A tongue-tie is a short or tight piece of tissue connecting the tongue to the bottom of the mouth.

The tissue normally allows the tongue to move in a broad range of ways. When it is shorter or tighter than usual, it may restrict movement and affect how a baby uses the tongue during feeding. Tongue-tie is also called ankyloglossia.

Not every short or tight lingual frenulum causes feeding problems. A diagnosis alone does not establish that surgery is necessary. This distinction is important because tongue-tie release surgeries have increased sharply: surgeries called frenotomy rose by 110% since 2012 and have continued to climb.

For a parent, the key question is not simply whether a tongue-tie is present. It is whether the anatomy is creating a feeding problem that is not responding to other support. That is why a careful feeding assessment matters. You can learn more about how to tell if your baby has a tongue-tie and the common tongue-tie symptoms in babies.

What you may notice at the breast or bottle

Breastfeeding difficulty is not automatically a sign of tongue-tie. Several feeding factors should be checked, including latch, positioning, milk transfer, and the baby’s ability to obtain enough milk.

Persistent feeding trouble may include:

• Breastfeeding sessions consistently shorter than about 10 minutes during the first few months
• Sessions consistently longer than about 50 minutes
• Ineffective sucking or low milk production
• Difficulty hearing the baby swallow when taking small amounts of colostrum in the early days
• Difficulty waking a newborn who sleeps longer than four hours at night
• Weight concerns by two weeks of age, including remaining below birth weight or not gaining at least 5 to 7 ounces per week after milk comes in
• Fewer than six wet diapers and four stools per day after seven days
• Dark-yellow or red-specked urine, or stool that remains dark rather than yellow and loose
• Milk not coming in by five days or breasts that do not feel as though they are filling
• Severe, unrelieved engorgement

These are warning signs that deserve prompt discussion with the baby’s pediatrician. They are not a checklist for diagnosing tongue-tie or deciding by yourself that release is needed.

Other issues can also affect feeding. A parent may first need help with latch and position at the breast. A one-on-one feeding evaluation can help clarify what is happening and what support is appropriate. Our guide to lactation consultant vs. pediatrician for tongue-tie explains how these professionals may contribute to the assessment.

How a tongue-tie is assessed

Assessment should connect the baby’s anatomy with feeding behavior and milk transfer rather than relying on appearance alone. A tongue-tie may look shorter or tighter than usual, but that observation alone cannot determine whether release will improve feeding.

The clinician may ask how breastfeeding or bottle-feeding is going and whether latch, positioning, milk supply, and the baby’s intake are working as expected. The baby’s pattern of feeding, weight-related concerns, and the effect on the parent can all provide important context.

Parents should not feel pressure to skip the assessment because tongue-tie diagnoses and procedures have become more common. One study of babies referred for surgery found that many did not need release to solve their nursing issues. Considering the full feeding picture can prevent an unnecessary procedure while helping identify infants who may benefit.

If feeding difficulties are present, the next step is not necessarily surgery. It may be feeding support, positioning and latch guidance, evaluation of milk transfer, or a plan to reassess. The infant tongue-tie surgery guide can help you understand the process before attending an appointment.

Tongue-tie release vs not releasing

The decision to release a tongue-tie is individualized. The relevant question is whether the restricted tissue is contributing to a meaningful feeding problem and whether release is likely to help.

Feature	Before release	After release
Feeding assessment	Latch, position, milk transfer, and feeding concerns are reviewed	Feeding can be reassessed and support adjusted as needed
Evidence of benefit	Feeding difficulties may persist because other factors are involved	Results vary between babies and between studies
Maternal pain	Breastfeeding pain can contribute to distress	Pooled evidence found reduced maternal pain scores after frenotomy
Feeding-scale evidence	No baseline change has yet occurred	One pooled analysis found no change on a 10-point feeding scale
Need for follow-up	The infant’s feeding pattern can be documented	The care team can monitor the infant’s response and feeding support

The evidence is mixed. In pooled analysis of two studies involving 155 infants, frenotomy produced no change on a 10-point feeding scale. A separate study involving 58 infants found objective improvement on a 12-point feeding scale.

Pain outcomes also require careful interpretation. Pooled analysis of three studies involving 212 infants showed reduced maternal pain scores after frenotomy. Another study involving 58 infants found lower scores on a 50-point pain scale. These findings do not mean every baby will have the same outcome.

Because release is not guaranteed to resolve every feeding concern, families should discuss the possible benefit, the limitations of the evidence, and alternatives. If release is being considered, the infant frenectomy overview provides additional background.

What happens during and after a frenectomy

The procedure is generally referred to in the supplied clinical literature as tongue-tie release or frenotomy. Before the procedure, the clinician should explain what will happen, what the parents will see, and how feeding will be reassessed.

After release, the main focus is the baby’s feeding response and the family’s ability to continue breastfeeding or bottle-feeding safely. The parent can then follow practical guidance in our article on breastfeeding after tongue-tie release.

Because expectations can differ between families, use the following checklist before the appointment:

1. Write down the feeding difficulties your baby is experiencing and when they began.
2. Record the baby’s wet diapers and stools each day.
3. Bring information about weight concerns, feeding sessions, milk supply, latch, and positioning.
4. Ask the pediatrician and feeding specialist whether a tongue-tie is the only issue affecting feeding.
5. Ask what the release is expected to change and what outcomes the care team will monitor.
6. Arrange follow-up focused on the baby’s feeding and the parent’s recovery.

The cited Cochrane review included five randomized trials involving 302 infants. Although the review identified evidence about feeding and pain outcomes, its results do not support assuming that every baby will experience improvement. A more detailed overview of tongue-tie release can help you prepare questions.

How to prepare for a feeding assessment

The most useful preparation is an honest account of what happens during feeding. Note whether the baby has difficulty latching, positioning, or transferring milk, and whether feeding is associated with pain for the parent.

Bring any records of feeding duration, diaper output, and weight concerns available to you. Also explain changes in the baby’s behavior or feeding pattern. The clinician may need to distinguish tongue-tie from positioning, latch, milk-production, or other concerns.

Do not rely only on a picture of the tongue or on another parent’s experience. A feeding assessment should be individualized. Ask the clinician what information they need, what they will observe, and how the family will know whether release is helping.

If nursing support is recommended, continue asking for one-on-one guidance until you receive the help you need. A pediatric clinician can assess the baby’s health, while a qualified lactation professional may focus on latch, positioning, milk transfer, and the practical details of feeding. The evidence summarized in the Cochrane review of tongue-tie surgery can help frame the conversation, but it cannot predict an individual baby’s outcome.

Frequently Asked Questions

Does frenectomy hurt baby?

A baby’s exact experience depends on the procedure and the clinical team, so parents should ask the clinician directly about what their baby may feel and how discomfort will be managed. The procedure should be considered only after a feeding-focused assessment.

Is tongue-tie release surgery safe for a newborn?

The cited evidence includes 302 infants across five randomized controlled trials, but it also shows that benefits vary. A newborn’s individual health, feeding pattern, and clinical assessment should guide the decision with the baby’s pediatrician.

How long does it take a baby to recover from frenotomy?

Recovery details should be discussed with the clinician who performs the procedure. Parents should ask specifically what feeding changes to expect, what signs require prompt contact, and when the baby’s feeding will be reassessed.

Will frenotomy fix my baby’s breastfeeding problems?

Not necessarily. One study of 115 babies referred for tongue-tie surgery found that 63% did not need the procedure to solve nursing issues. Latch, positioning, milk transfer, and milk production can also affect feeding.

Does tongue-tie release reduce breastfeeding pain?

Pooled evidence found reduced maternal pain scores after frenotomy, including an analysis of three studies with 212 infants. However, pain has other possible contributors, so the baby’s complete feeding assessment remains important.

What if I am not sure whether my baby needs a frenectomy?

Do not decide solely from a symptom list or an online assessment. Arrange a feeding assessment with the baby’s pediatrician and, when appropriate, a qualified lactation professional, then ask about the expected benefit, uncertainty, and alternatives.

References

• NHS — Tongue-tie
• HealthyChildren.org (AAP) — Tongue Tie in Babies
• HealthyChildren.org (AAP) — AAP Addresses Rise in Tongue-Tie Diagnoses
• HealthyChildren.org (AAP) — Warning Signs of Breastfeeding Problems
• Cleveland Clinic — Frenotomy (Tongue-Tie Procedure in Infants)
• Cochrane — Surgical release of tongue-tie for the treatment of tongue-tie in young babies

Medical disclaimer

This article provides general educational information and is not medical advice. It cannot diagnose tongue-tie, determine whether a baby needs release, or replace an individualized assessment by the baby’s pediatrician and other qualified care professionals.

Reviewed by the frenectomyguide.com editorial team · Last updated 2026-11-05