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Photobiomodulation Therapy (PBMT) for Accelerating Maxillary Canine Movement Using Two Wavelengths (650 nm and 976 nm): A Split-Mouth Randomized Controlled Clinical Trial (PBMT-CAN)

15. maj 2026 opdateret af: Almustafa Alhumadi, Kufa University
movement using low-level laser therapy with different wavelengths. Participants will receive laser application during orthodontic treatment, and the rate of canine movement will be measured and compared between the study groups. The results may help determine whether low-level laser therapy can accelerate orthodontic tooth movement safely and effectively.

Studieoversigt

Detaljeret beskrivelse

Photobiomodulation therapy (PBMT) has been proposed as a non-invasive adjunctive method to accelerate orthodontic tooth movement and reduce overall treatment duration. This split-mouth randomized clinical trial aims to evaluate and compare the effectiveness of two different laser wavelengths (650 nm and 976 nm) on the acceleration of maxillary canine movement during orthodontic treatment.

Participants requiring bilateral maxillary first premolar extraction and canine retraction as part of their orthodontic treatment will be included. Each patient will serve as their own control using a split-mouth design. One side will receive PBMT application during canine retraction, while the contralateral side will act as the control or receive an alternative wavelength according to the randomization protocol.

Orthodontic canine movement will be performed using standardized orthodontic mechanics under controlled force application. The primary outcome measure will be the rate of maxillary canine movement assessed at regular intervals. Secondary outcomes will include total treatment duration required for space closure and the influence of patient-related factors such as age and gender on treatment outcomes.

The study will compare the clinical effectiveness of 650 nm and 976 nm wavelengths in accelerating orthodontic tooth movement. Statistical analyses including paired t-tests, independent t-tests, and correlation analyses will be used to evaluate differences between groups and assess associations between demographic variables and treatment response.

The findings of this study may provide clinically relevant evidence regarding the effectiveness of PBMT in reducing orthodontic treatment time and improving treatment efficiency.

Undersøgelsestype

Interventionel

Tilmelding (Faktiske)

40

Fase

  • Ikke anvendelig

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiesteder

    • Najaf Governorate
      • Najaf, Najaf Governorate, Irak, 54001
        • Orthodontic Clinic, College of Dentistry, University of Kufa

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

  • Voksen

Tager imod sunde frivillige

Ja

Beskrivelse

Inclusion Criteria:

  • good oral hygiene and the absence of any medications affecting bone metabolism.

Exclusion Criteria:

  • systemic diseases, periodontal pathology, a history of previous orthodontic treatment, or the use of antibiotics or anti-inflammatory drugs during the study.[

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: Randomiseret
  • Interventionel model: Crossover opgave
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: 650 nm PBMT
Participants receive photobiomodulation therapy using a 650 nm laser during maxillary canine retraction.
Application of 650 nm low-level laser therapy during maxillary canine retraction to accelerate orthodontic tooth movement.
Eksperimentel: 976 nm PBMT
Participants receive photobiomodulation therapy using a 976 nm laser during maxillary canine retraction.
Application of 976 nm low-level laser therapy during maxillary canine retraction to accelerate orthodontic tooth movement.

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Rate of Maxillary Canine Movement
Tidsramme: 6 months
Measurement of the amount of maxillary canine movement during orthodontic retraction following application of photobiomodulation therapy using 650 nm and 976 nm wavelengths.
6 months

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Correlation Between Age and Rate of Canine Retraction
Tidsramme: 6 months
Assessment of the correlation between patient age (years) and rate of maxillary canine retraction measured in millimeters per month using digital caliper measurements on study models.
6 months
Difference in Rate of Canine Retraction Between Sexes
Tidsramme: 6 months
Comparison of the rate of maxillary canine retraction (mm/month) between male and female participants measured using digital caliper measurements on study models.
6 months

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Sponsor

Publikationer og nyttige links

Den person, der er ansvarlig for at indtaste oplysninger om undersøgelsen, leverer frivilligt disse publikationer. Disse kan handle om alt relateret til undersøgelsen.

Generelle publikationer

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

5. maj 2025

Primær færdiggørelse (Faktiske)

6. marts 2026

Studieafslutning (Faktiske)

20. marts 2026

Datoer for studieregistrering

Først indsendt

12. maj 2026

Først indsendt, der opfyldte QC-kriterier

15. maj 2026

Først opslået (Faktiske)

19. maj 2026

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

19. maj 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

15. maj 2026

Sidst verificeret

1. maj 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • PBMT-CANINE-2026
  • KU-IRB-2026-1-2 (Anden identifikator: Ethics committee number)

Plan for individuelle deltagerdata (IPD)

Planlægger du at dele individuelle deltagerdata (IPD)?

INGEN

IPD-planbeskrivelse

Individual participant data will not be publicly shared in order to protect participant confidentiality and privacy.

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

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Ingen

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Ingen

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