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Not yet recruitingNCT06539286Updated Aug 6, 2024

Dentin Hypersensitivity - Varnish or Laser?

An interventional study of Laser Irradiation in Dentin Hypersensitivity, sponsored by Sigmund Freud PrivatUniversitat. Not yet recruiting. Open to participants aged 18 Years to 70 Years, including healthy volunteers. Per ClinicalTrials.gov, last updated 2024-08-06.

Sponsored by Sigmund Freud PrivatUniversitat · Not applicable, Interventional, and Treatment

From the registry’s dates

  • Primary completion was expected by Oct 2024, 2 years ago, but the record still lists the study as not yet recruiting.
Phase
Not applicable
Study type
Interventional
Enrollment
80
Allocation
Randomized
Ages
18 Years to 70 Years
Sex
All
01

Study summary

Dentin hypersensitivity is a common condition described as a short and sharp pain caused by thermal, evaporative, tactile, osmotic, or chemical stimuli to exposed dentin that cannot be related to another defect or dental pathology. The variety of treatment options and products on the market might seem overwhelming. This study aims to show that laser treatments are efficient in reducing pain scores compared to a desensitizing agent (Gluma). 80 patients with at least two hypersensitive teeth will be enrolled in this study. Patients will be divided randomly into four groups (control group (Gluma), laser group 1 (2.94 µm wavelength), laser group 2 (1064 nm wavelength), laser group 3 (970 nm wavelength)). Visual Analog Scale will be measured before treatment, right after treatment, one week after treatment, one month after treatment, three months after treatment. Mixed Anova's and descriptive analysis will be used for statistical evaluation.

Read the detailed description

A total of 80 patients meeting the inclusion criteria will be included in this randomized clinical study. Participants will be randomly divided into four groups. Pain scores will be measured before treatment, right after treatment, 1 month after treatment and 3 months after treatment using the Visual Analog Scala (VAS). Patients will not know which treatment will be performed before nor will the patients from the laser groups know the wavelengths. Pain scores at check-up meetings will be collected by another doctor other than the one who will perform all laser treatments.

02

Conditions studied

  • Dentin Hypersensitivity

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03

In context

Dentin Sensitivity

288 studies on the registry are indexed under Dentin Sensitivity; 46 are open to participants now.

This study's planned enrollment of 80 is above the median of 60 across 279 interventional studies indexed under Dentin Sensitivity.

Browse Dentin Sensitivity studies →

Lead sponsor

Sigmund Freud PrivatUniversitat is the lead sponsor of 12 studies on the registry; 10 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 70 Years
Sexes eligible
All
Accepts healthy volunteers
Yes

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

  • all genders
  • 18-70 years
  • good general health
  • at least two hypersensitive teeth in either jaw
  • initial VAS-score >3

Exclusion criteria

Exclusion Criteria:

  • Active carious lesions, insufficient restorations, enamel cracks, reversible pulpitis
  • Active periodontal disease, periodontal surgery (in the last 6 months)
  • Bleaching procedure in the last 3 months
  • Analgetic use in the last 72 hours
  • Pregnant/lactating women
05

Study design

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

Study arms

  • Active comparator
    Control

    Desensitizing Agent Gluma

    Device: Laser Irradiation

  • Active comparator
    1. Laser Group

    Er:YAG laser

    Device: Laser Irradiation

  • Active comparator
    2. Laser Group

    Nd:YAG laser

    Device: Laser Irradiation

  • Active comparator
    3. Laser Group

    970 nm diode laser

    Device: Laser Irradiation

Interventions

  • DeviceLaser Irradiation

    three different laser wavelengths will be used

    Also known as: Desensitizing Agent Gluma

06

What researchers measure

Primary outcomes

  1. Visual Analog Scale changes

    Patients will rate pain score with VAS. Pain scores will be evaluated before treatment, right after treatment, one week later, one month later and three months later

    Time frame: three months

07

Study locations

No study locations are listed for this record.

08

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Aug 6, 2024, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT06539286
Lead sponsor
Sigmund Freud PrivatUniversitat
Responsible party
Sponsor
First posted
Aug 6, 2024
Start date
Sep 2, 2024 (estimated)
Primary completion
Oct 14, 2024 (estimated)
Completion
Dec 14, 2024 (estimated)
Last update
Aug 6, 2024

Oversight

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

Not currently enrolling

This study is not yet recruiting, as verified in Aug 2024. You cannot join it, but the record below documents what was studied.

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Discussion

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