What Is an Operculum?
An operculum is the flap of gum tissue that partially covers an erupting molar, typically the lower second permanent molar (erupting around age 11–13). Food and bacteria collect under this flap, causing pericoronitis — pain, swelling, and sometimes spreading infection.
Repeated episodes of pericoronitis are common because the flap remains even after the acute infection clears. LASER operculectomy removes the flap permanently, allowing the tooth to erupt cleanly and ending the cycle of infection.
Why LASER?
- No scalpel, no stitches — the LASER seals as it cuts; there is no open wound to manage.
- Minimal bleeding — the photocoagulation effect means the field stays clear throughout the procedure.
- Lower infection risk — the LASER simultaneously sterilises the tissue it contacts.
- Fast healing — most children are comfortable within 48–72 hours.
- No general anaesthesia needed — topical gel and a small local anaesthetic injection are sufficient in almost all cases.
The Procedure
The area is numbed with topical gel and a small local injection. The LASER handpiece is then used to remove the opercular flap in 5 to 10 minutes. There is no bleeding, no stitches, and no wound that needs dressing. The child can eat soft foods the same evening.
Aftercare
- Soft diet for 24 hours — avoid hard or crunchy foods on that side.
- Salt water rinses — 2–3 times daily from the next morning.
- Keep it clean — gently brush the area once the initial soreness settles.
- Pain relief — paracetamol or ibuprofen as needed; most children need only one dose, if any.
Frequently Asked Questions
Rarely, if the excision was not complete. If the molar is still erupting, a small rim of tissue may reappear, but the recurrent infections almost always stop. We advise on the timing of the procedure relative to the tooth's eruption stage to minimise this.
Yes — recurring pericoronitis is the primary indication. Antibiotics treat the acute episode but do not prevent recurrence; removing the flap does. Three or more episodes is a clear indication to proceed.
An operculum is a flap of gum tissue that partially covers an erupting tooth — most commonly a lower wisdom tooth or, in younger children, a lower first permanent molar. Food and bacteria accumulate under the flap, causing pericoronitis — infection of the surrounding gum. Symptoms include pain, swelling, difficulty opening the mouth, and sometimes a bad taste. The operculum is healthy tissue that is simply in the way during eruption.
A local anaesthetic gel or a small injection is applied first. The diode laser removes the tissue flap in under two minutes with no bleeding and no stitches required. Most children and teenagers tolerate the procedure with minimal discomfort. The area heals within five to seven days, clearing a path for the erupting tooth to complete its eruption. Post-procedure care involves warm salt-water rinses and soft foods for a few days.