What is Pulp Therapy? A Parent’s Guide to Kids’ Dental Care in Bothell, WA
- Dr. Manjote Dhaliwal

- Dec 23, 2025
- 4 min read
Ever wondered what happens when a child’s tooth is badly decayed or injured but doesn’t need extraction? Pulp therapy is a gentle, effective treatment pediatric dentists use to save a damaged tooth and keep your child’s smile healthy and strong. At Hello Kids Dentistry in Bothell, WA, we help families understand when pulp therapy is needed, what it involves, and how it protects your child’s oral development.

Understanding Pulp Therapy in Pediatric Dentistry
At the center of every tooth is the dental pulp — soft tissue filled with nerves and blood vessels that keeps the tooth alive. When the pulp becomes infected or inflamed due to deep decay or trauma, it can cause pain and jeopardize the tooth’s long‑term health. Pulp therapy treats these problems while preserving the natural tooth, allowing it to continue functioning normally.
Dental pulp isn’t just about sensation — it helps a tooth grow and develop properly. Damaged pulp left untreated can lead to more serious infections, pain, or even premature loss of the tooth. In children, saving a baby or permanent tooth through pulp therapy can protect proper spacing, chewing ability, and future alignment.
Why Kids May Need Pulp Therapy
Children may require pulp therapy for several reasons:
Deep cavities that reach the sensitive pulp
Traumatic injuries such as falls during play
Persistent sensitivity or pain when eating hot or cold foods
X‑rays showing nerve involvement beneath a large cavity
Preserving a child’s natural tooth helps support healthy oral growth and prevents complications that can arise when a tooth is lost too early.
Benefits of Pulp Therapy
Pulp therapy offers several important advantages for growing smiles:
Preserves the Natural Tooth
Saving the natural structure helps your child chew properly and maintains space for adult teeth.
Prevents Infection Spread
Removing infected or inflamed pulp helps stop bacteria from reaching the jawbone or adjacent teeth.
Supports Oral Development
A healthy tooth plays a role in guiding permanent teeth into the right position — which can impact speech, chewing, and facial growth.
By treating issues early, pulp therapy helps avoid more invasive procedures later.

What Happens During Pulp Therapy?
There are two main types of pulp therapy based on the extent of infection:
Pulpotomy — Treating the Top of the Tooth
A pulpotomy is recommended when the infection is limited to the top portion of the pulp. Here’s what to expect:
A pediatric dentist evaluates the tooth with a dental exam and digital X‑rays.
The infected portion of pulp is removed, keeping the healthy tissue in the roots intact.
The tooth is cleaned, medicated, and typically restored with a crown to protect it.
This helps the tooth stay functional and pain‑free.
Pulpectomy — Complete Pulp Removal
In more advanced cases where infection has spread throughout the pulp, a pulpectomy is performed:
All pulp tissue (infected and healthy) is gently removed.
The root canals are cleaned and disinfected.
A biocompatible material fills the canals to support healing.
The tooth is restored, often with a crown.
Pulpectomies are effective at eliminating infection while maintaining tooth integrity.
Signs Your Child May Need Pulp Therapy
Recognizing early indicators can make a big difference. Consider professional evaluation if your child has:
Persistent Tooth Pain
Pain that doesn’t go away or pain when biting or chewing.
Sensitivity to Hot or Cold
A tooth that reacts dramatically to temperature changes.
Swelling or Redness
Inflamed gums around one or more teeth can signal deeper pulp involvement.
Nighttime Ache
Tooth pain that interferes with sleep is a strong reason to seek dental assessment.
If these symptoms sound familiar, it’s best to schedule a visit with a pediatric dentist like Dr. Dhali at Hello Kids Dentistry in Bothell, WA to diagnose and treat the issue before it progresses.

FAQs About Pulp Therapy
1. What is pediatric pulp therapy?
Pediatric pulp therapy is a dental treatment that removes infected or inflamed pulp from a child’s tooth to relieve pain, stop infection, and preserve the natural tooth’s function.
2. What is pulpal treatment for children?
Pulpal treatment refers to procedures (like pulpotomy or pulpectomy) that remove damaged pulp tissue while saving the rest of the tooth. It’s a cornerstone of pediatric restorative care.
3. Is pulp therapy the same as a root canal?
In children’s dentistry, pulpotomy and pulpectomy serve a similar purpose to root canals in adults — removing infected tissue — but are tailored to children’s tooth anatomy and growth needs.
4. Do you need a crown after a pulpotomy?
Yes — placing a crown after a pulpotomy helps protect and strengthen the treated tooth, reducing the risk of fracture and supporting long‑term function.
When to Call Your Pediatric Dentist
If your child shows signs of pain, sensitivity, or changes in behavior around eating or sleeping, don’t wait — early evaluation and treatment can prevent more extensive problems. Pediatric dentists specialize in kids’ dental development and are trained to make these procedures as comfortable and gentle as possible.
Conclusion
Pulp therapy is an essential tool in modern pediatric dentistry, helping save young teeth affected by decay or injury while supporting healthy growth. By understanding the causes, benefits, and treatment steps, you can make informed decisions for your child’s oral health.
If you’re looking for experienced pediatric dental care in Bothell, WA, Hello Kids Dentistry is here to help. Contact us at 425‑659‑1200 or visit our site to learn more about pulp therapy and other children’s dental services. Also follow us Facebook @hellokidsdentistry and Instagram @hellokidsdentistry
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