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RecruitingNCT06730360Updated Dec 17, 2024

Clinical and Radiographic Assessment of Photobiomodulated MTA Pulpotomy in Immature First Permanent Molars with Irreversible Pulpitis

An interventional study of MTA Pulpotomy without photobiomodulation and MTA Pulpotomy with Photobiomodulation (LLLT) in Dental Caries and Irreversible Pulpitis, sponsored by Mansoura University. Recruiting at 1 site in Egypt. Open to participants aged 6 Years to 9 Years. Per ClinicalTrials.gov, last updated 2024-12-17.

Sponsored by Mansoura University · Not applicable, Interventional, and Treatment

From the registry’s dates

  • Primary completion was expected by Jan 2026, 10 months ago, but the record still lists the study as recruiting.
  • Started Oct 2024; still recruiting 2 years 1 month later.
Phase
Not applicable
Study type
Interventional
Enrollment
72
Allocation
Randomized
Ages
6 Years to 9 Years
Sex
All
01

Where this study stands

Counted across the records on this site · 2026-11-12

Among 19 studies in Dental Caries by Mansoura University — 5 open to participants now, 12 under way, none of them phase 3. Dental Caries · Mansoura University.

Planned enrollment
4th of 19
72 · median 40
Started
2024
with 4 others
No phase
19 of 19
5 open now
Primary completion
2026-01
later than 2 of 11 live
Registered
9th of 19
by date

Among the 19 studies in Dental Caries by Mansoura University, this one is the 4th largest by planned enrollment, is one of 5 that started in 2024, is one of 19 with no phase, reaches primary completion later than 2 of the 11 other live ones, and was the 9th registered.

Dental Caries

1,171 studies on the registry are indexed under Dental Caries; 209 are open to participants now.

Browse Dental Caries studies →

Open to participants now

5 of the 19 studies in Dental Caries by Mansoura University are open now, in 1 country. Recruiting first, the newest first:

By country, each count listing its studies:

All 5 open studies →

Where they have run

Who these studies take

Of the 86 Dental Caries studies recruiting now, 18 (21%) set no upper age limit and 66 (77%) stop at 75 or younger; 60 take children under 18; 53 take healthy volunteers.

This study: 6 Years to 9 Years · all sexes · no healthy volunteers.

The full table on the hub →

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Watch this landscapeDownload CSVNarrow it in search →With an account: a weekly mail of what changed among 19 studies in Dental Caries by Mansoura University, or all of them as a file.
02

Study summary

This study evaluates the effectiveness of photobiomodulation (PBM) in conjunction with mineral trioxide aggregate (MTA) pulpotomy for treating irreversible pulpitis in immature first permanent molars. PBM, also known as low-level laser therapy (LLLT), is used to enhance healing, reduce inflammation, and manage pain in young teeth. The randomized clinical trial involves 72 children aged 6-9 years, divided into two groups: one receiving MTA pulpotomy alone and the other receiving MTA pulpotomy with PBM. Clinical and radiographic outcomes will be assessed at intervals over 15 months. This research aims to determine the combined therapy's efficacy in improving pulp healing and reducing post-operative discomfort compared to MTA alone.

Read the detailed description

This randomized controlled trial evaluates the clinical and radiographic outcomes of MTA pulpotomy, with and without PBM, for immature permanent molars diagnosed with irreversible pulpitis. The study includes two parallel groups of 36 children each. Group I will undergo MTA pulpotomy alone, while Group II will receive PBM treatment alongside MTA pulpotomy.

PBM employs low-level laser therapy to stimulate pulp tissue regeneration, enhance mitochondrial activity, and reduce inflammation and pain, thereby potentially improving MTA pulpotomy outcomes. Key inclusion criteria involve children with deep carious lesions and clinical signs of irreversible pulpitis but without pulpal necrosis. Follow-up will occur at 3, 6, 12, and 15 months post-treatment to evaluate success based on the absence of clinical symptoms (e.g., pain, tenderness) and radiographic indicators of healing.

By comparing these two approaches, the study aims to provide insights into PBM's role as an adjunctive therapy for vital pulp preservation, particularly in pediatric dentistry.

03

Conditions studied

  • Dental Caries
  • Irreversible Pulpitis

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Keywords

  • Irreversible pulpitis
  • Immature permanent molars
  • Vital pulp therapy (VPT)
  • Mineral trioxide aggregate (MTA)
  • Photobiomodulation (PBM)
04

Who can participate

Ages eligible
6 Years to 9 Years
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Children aged 6 to 9 years.
  • Non-contributory medical history (healthy otherwise).
  • Presence of carious first permanent molars with the following characteristics:
  • Deep caries extending to ≥2/3 of dentin.
  • Positive response to cold testing.
  • Clinical diagnosis of irreversible pulpitis (moderate or severe), with or without periapical periodontitis.
  • Restorable tooth.
  • Probing pocket depth and mobility within normal limits.
  • No signs of pulpal necrosis, including sinus tract or swelling.

Exclusion criteria

Exclusion Criteria:

  • Insufficient bleeding after pulp exposure (indicating necrotic or partially necrotic pulp).
  • Presence of systemic or medical conditions that may contraindicate participation.
  • Teeth with unrestorable structure.
  • Teeth showing signs of pulpal necrosis, such as the presence of a sinus tract or swelling.
05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Single (Participant)
Enrollment
72 participants (estimated)

Study arms

  • Active comparator
    MTA Pulpotomy without Photobiomodulation

    Participants will receive MTA (Mineral Trioxide Aggregate) pulpotomy as a standard treatment without the application of photobiomodulation (low-level laser therapy).

    Procedure: MTA Pulpotomy without photobiomodulation

  • Experimental
    MTA Pulpotomy with Photobiomodulation

    Participants will receive MTA (Mineral Trioxide Aggregate) pulpotomy treatment enhanced with photobiomodulation (low-level laser therapy). The laser will be applied to pulp stumps before the placement of MTA to promote healing and reduce inflammation. These entries should resolve the error and align with your protocol.

    Procedure: MTA Pulpotomy with Photobiomodulation (LLLT)

Interventions

  • ProcedureMTA Pulpotomy without photobiomodulation

    This intervention involves the application of Mineral Trioxide Aggregate (MTA) to the pulp chamber after the removal of the coronal pulp tissue in first permanent molars with irreversible pulpitis. The procedure is performed without the use of photobiomodulation (low-level laser therapy). The MTA is placed as a seal to preserve the vitality of the remaining radicular pulp.

  • ProcedureMTA Pulpotomy with Photobiomodulation (LLLT)

    This intervention combines MTA pulpotomy with photobiomodulation (low-level laser therapy). After performing the MTA pulpotomy, low-level laser therapy is applied to the pulp stumps to reduce inflammation, promote healing, and modulate pain. The laser therapy uses specific wavelengths of light to stimulate cellular activity and enhance the regeneration of pulp tissue.

06

What researchers measure

Primary outcomes

  1. Clinical Success of Pulpotomy Treatment

    Evaluation of clinical signs and symptoms (absence of pain, tenderness to percussion, sinus tract, or swelling). Treatment is considered successful if these are absent at all follow-up visits.

    Time frame: 15 months post-treatment (assessed at 3, 6, 12, and 15 months).

Secondary outcomes

  1. Radiographic Healing

    Assessment of radiographic evidence of healing, including no periapical rarefaction, root resorption, or new furcal pathosis. Success is determined by achieving a PAI (Periapical Index) score of 1 or 2, or reduction in PAI score if preoperative rarefaction is present. Periapical Index (PAI) Scale: 1 to 5 Interpretation: 1: Normal periapical structures (better outcome) 5: Severe changes with evident bone destruction (worse outcome).

    Time frame: 15 months post-treatment (assessed at 6, 12, and 15 months).

  2. Root Development Progression

    Radiographic evaluation of root maturity and the formation of a hard tissue bridge

    Time frame: 15 months post-treatment (assessed at 6, 12, and 15 months)

Other outcomes

  1. Postoperative Pain Intensity

    Measured using the Wong-Baker Faces Pain Rating Scale to assess postoperative pain levels. Wong-Baker Facial Pain Rating Scale Scale: 0 to 10 Interpretation: 0: No pain (better outcome) 10: Worst pain imaginable (worse outcome).

    Time frame: 2 days post-treatment.

07

Study locations

1 of 1 sites recruiting
08

References and documents

Individual participant data

Plan to share: Undecided

No publications or documents are linked to this record.

09

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reachedSimilar studies: half by the dot; the band is the middle halfHalf of similar studies reached it by the dot; the band is the middle half, from a quarter to three quarters

Started Oct 2024 (actual). Primary completion is estimated for Jan 2026, 14 months after the start.

Of 469 non-industry interventional studies with no phase under Dental Caries, half reached primary completion within 15 months of starting (the median), counting those still running; a quarter within 7 and three quarters within 30. This study's planned 14 months is close to that.

Counting every sponsor, half of 502 studies reached it within 15 months; a quarter within 7 and three quarters within 29.

How these figures are worked out, and which studies are left out of them.

Registered
Dec 9, 2024
First posted
Dec 12, 2024
StartActual
Oct 10, 2024
Primary completionEst.
Jan 1, 2026
CompletionEst.
Apr 5, 2026
Last update
Dec 17, 2024
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Dec 17, 2024, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT06730360
Responsible party
Peter Samir (assistant lecturer, Mansoura University) — Principal investigator
First posted
Dec 12, 2024
Start date
Oct 10, 2024
Primary completion
Jan 1, 2026 (estimated)
Completion
Apr 5, 2026 (estimated)
Last update
Dec 17, 2024

Study contacts

peter samir abdelshahed, assistant lecture
Contact
petersamir@mans.edu.eg
+201141859508

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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