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Effect of Different Bioactive Restorative Materials and Techniques on Pulpal Condition

15 juli 2026 bijgewerkt door: Dina Ashraf

Restorative materials play a crucial role in dental treatments, particularly in managing tooth decay and restoring damaged teeth. Their interaction with dental pulp is significant, especially in cases where pulp inflammation is present.

When a tooth is compromised, the choice of restorative material can influence the health of the pulp. Certain materials can promote healing and reduce inflammation, while others may exacerbate the condition. For instance, biocompatible materials like glass ionomer or resin-modified glass ionomer have been shown to provide a favorable environment for pulp cells, potentially aiding in the regeneration of dental pulp tissue.

Conversely, materials that are not well-tolerated may lead to further irritation and inflammation, highlighting the importance of selecting appropriate restorative materials to protect pulp vitality and support overall dental health.

Studie Overzicht

Toestand

Voltooid

Gedetailleerde beschrijving

Different filling materials can significantly influence pulp inflammation, making their selection crucial in restorative dentistry. For instance, traditional amalgam, while robust and durable, may lead to pulp irritation due to its thermal properties and the potential for mercury release, which can trigger inflammatory responses in the surrounding tissue.

Composite resins offer better aesthetics and adhesion but can induce inflammation if not properly cured or if components such as unpolymerized monomers leach into the pulp. Glass ionomer materials, favored for their fluoride release and ability to bond to dentin, generally result in less inflammation and can aid in remineralization; however, their mechanical properties may limit their application in posterior teeth.

Emerging materials, such as biocompatible resin-modified glass ionomers and bioactive materials, aim to minimize pulp inflammation while promoting healing through their inherent chemical properties. Therefore, understanding the interactions between these materials and dental pulp is essential for optimizing restorative outcomes and ensuring patient comfort and health.

Pulp inflammation is closely associated with the release of cytokines, which are crucial mediators in the inflammatory response. When dental pulp tissue is injured or infected, immune cells are activated, leading to the secretion of pro-inflammatory cytokines such as interleukin-1 (IL-1), interleukin-6 (IL-6), and tumor necrosis factor-alpha (TNF-α). These cytokines play a significant role in recruiting additional immune cells to the site of inflammation, enhancing the inflammatory response and promoting pain. Elevated levels of these cytokines can lead to chronic inflammation, which may further damage pulp tissue and compromise its vitality. Conversely, anti-inflammatory cytokines like interleukin-10 (IL-10) can help regulate this response and promote healing.

The balance between pro-inflammatory and anti-inflammatory cytokines is critical; dysregulation can result in prolonged inflammation and can influence the outcomes of dental treatments.Understanding this relationship is vital for developing therapeutic strategies aimed at managing pulp inflammation and preserving dental health.

Evaluating pulp inflammation through interstitial cervical fluid presents a promising approach for diagnosing and monitoring pulpal health. Interstitial cervical fluid, found in the periodontal tissues around the teeth, can serve as a biochemical marker for inflammatory processes occurring within the dental pulp. When pulp inflammation occurs, cytokines and other inflammatory mediators are released into the surrounding tissues, leading to alterations in the composition of this fluid. By analyzing the levels of specific biomarkers, such as pro-inflammatory cytokines (e.g., IL-1, IL-6, TNF-α) or enzymes like matrix metalloproteinases, clinicians can gain insights into the extent and nature of pulpal inflammation.

This non-invasive method allows for a more nuanced understanding of the inflammatory status of the pulp, enabling timely interventions and more tailored treatment strategies. As research advances, the use of interstitial cervical fluid analysis could become a valuable tool in clinical dentistry for assessing pulpal health and guiding therapeutic decisions.

The methodology for testing interleukin-1 (IL-1) and tumor necrosis factor-alpha (TNF-α) in intracervical fluids typically involves several key steps to ensure accurate measurement of these inflammatory cytokines. First, cervical fluid samples are collected through a minimally invasive procedure, ensuring sterility to avoid contamination.

Following collection, the samples are processed promptly, often by centrifugation, to remove cellular debris. The supernatant is then stored at low temperatures until analysis. Quantification of IL-1 and TNF-α is usually performed using enzyme-linked immunosorbent assay (ELISA), which allows for sensitive and specific detection of these cytokines. The assay involves adding specific antibodies that bind to the target cytokines in the samples, followed by a secondary antibody conjugated to an enzyme.

A genuinely novel substitute for traditional amalgam filling materials is the bioactive powder-liquid filler. Its remarkable endurance, high flexural strength, natural-looking appearance, and bioactive ion release are its defining characteristics. Cention Forte aids in remineralization and demineralization prevention. An advanced ion-releasing mechanism is present in this unique filler substance.

Cention Forte will release hydroxide ions as needed to assist restore pH balance and stop the demineralization of tooth structure if the pH falls as a result of the growth of cariogenic bacteria. In addition, the calcium and fluoride ions that Cention Forte releases can help to prevent secondary cavities and remineralize the toothstructure. Cention Forte and Cention Primer are a well-coordinated system.

Using pre-reacted glass-ionomer technology, surface pre-reacted glass-ionomer (SPRG) filler was created to give restorative materials bioactive properties. Aluminum (Al3+), borate (BO33-), sodium (Na+), silicate (SiO32-), strontium (Sr2+), and fluoride (F-) are the six ions that can be released by the fluoraluminosilicate glass and polyacrylic acid solution that make up SPRG filler. These many ions have the power to give enamel acid resistance and stop demineralization [4,6]. Additionally, research has shown that the ions generated by SPRG may have antibacterial properties, however they are only partially effective in preventing the formation of biofilms or bacterial adhesion

Studietype

Ingrijpend

Inschrijving (Werkelijk)

30

Fase

  • Niet toepasbaar

Contacten en locaties

In dit gedeelte vindt u de contactgegevens van degenen die het onderzoek uitvoeren en informatie over waar dit onderzoek wordt uitgevoerd.

Studie Locaties

    • Abbasia
      • Cairo, Abbasia, Egypte
        • Ain shams university hospitals

Deelname Criteria

Onderzoekers zoeken naar mensen die aan een bepaalde beschrijving voldoen, de zogenaamde geschiktheidscriteria. Enkele voorbeelden van deze criteria zijn iemands algemene gezondheidstoestand of eerdere behandelingen.

Geschiktheidscriteria

Leeftijden die in aanmerking komen voor studie

  • Volwassen

Accepteert gezonde vrijwilligers

Nee

Beschrijving

Inclusion Criteria:

  • Simple occlusal deep carious lesions.
  • ICDAS 5 and 6.
  • No restorations with the related teeth.
  • Periodontally healthy patient (no bleeding on probing and no radiographic evidence of periodontal bone loss)
  • Normal occlusion.
  • Participants willing to commit for the entire period of the trial and agreed to sign the written consent after full explanation of the study.

Exclusion Criteria:

  • Vulnerable groups such as pregnant females, breast feeding, prisoners, mentally ill, etc.…
  • Cigarette smoking or any form of tobacco consumption.
  • Medically compromised patients as diabetes.
  • A previously endo treated teeth.
  • Ongoing dental or periodontal treatment 12 months before the beginning of the study.
  • Presence of periodontal pockets >3 mm in the affected tooth.
  • Antibiotics or any medication that might lead to decreased salivary flow.

Studie plan

Dit gedeelte bevat details van het studieplan, inclusief hoe de studie is opgezet en wat de studie meet.

Hoe is de studie opgezet?

Ontwerpdetails

  • Primair doel: Behandeling
  • Toewijzing: Gerandomiseerd
  • Interventioneel model: Parallelle opdracht
  • Masker: Geen (open label)

Wapens en interventies

Deelnemersgroep / Arm
Interventie / Behandeling
Actieve vergelijker: Surface pre-reacted glass ionomer based injectable composite
Restoring molar tooth with class 1 cavity ICDAS score 5 & 6 with Surface pre-reacted glass ionomer based injectable composite 10 patient per group
To evaluate the effect of different restorative materials used in deep cavities effect on gingival crevicular fluid inflammatory cytokine levels
Andere namen:
  • Technieken
Actieve vergelijker: Resin modified glass ionomer
Restoring molar tooth with class 1 cavity ICDAS score 5 & 6 with Resin modified glass ionomer 10 patient per group
To evaluate the effect of different restorative materials used in deep cavities effect on gingival crevicular fluid inflammatory cytokine levels
Andere namen:
  • Technieken
Actieve vergelijker: Cention forte
Restoring molar tooth with class 1 cavity ICDAS score 5 & 6 with Cention forte 10 patient per group
To evaluate the effect of different restorative materials used in deep cavities effect on gingival crevicular fluid inflammatory cytokine levels
Andere namen:
  • Technieken

Wat meet het onderzoek?

Primaire uitkomstmaten

Uitkomstmaat
Maatregel Beschrijving
Tijdsspanne
Measuring Pulpal inflammatory responses
Tijdsspanne: 1 month
(Analysis of the crevicular fluid) (TNF Alpha & IL1) after using two different filling materials and techniques.
1 month

Secundaire uitkomstmaten

Uitkomstmaat
Maatregel Beschrijving
Tijdsspanne
Post-operative pain
Tijdsspanne: 1 to 6 days
Participants will be evaluated for postoperative pain using a Visual Analog Scale (VAS) immediately, after restoration, 1 day and 6 days post-treatment and Pain scores will be collected and categorized as mild (1-3), moderate (4-6), or severe (7-10).
1 to 6 days

Medewerkers en onderzoekers

Hier vindt u mensen en organisaties die betrokken zijn bij dit onderzoek.

Sponsor

Onderzoekers

  • Studie stoel: Medhat Taha EL-Faramawy, M.D, Professor of Endodontics, Faculty of Dentistry, Ain shams University

Studie record data

Deze datums volgen de voortgang van het onderzoeksdossier en de samenvatting van de ingediende resultaten bij ClinicalTrials.gov. Studieverslagen en gerapporteerde resultaten worden beoordeeld door de National Library of Medicine (NLM) om er zeker van te zijn dat ze voldoen aan specifieke kwaliteitscontrolenormen voordat ze op de openbare website worden geplaatst.

Bestudeer belangrijke data

Studie start (Werkelijk)

15 maart 2026

Primaire voltooiing (Werkelijk)

30 april 2026

Studie voltooiing (Werkelijk)

30 april 2026

Studieregistratiedata

Eerst ingediend

15 juli 2026

Eerst ingediend dat voldeed aan de QC-criteria

15 juli 2026

Eerst geplaatst (Werkelijk)

20 juli 2026

Updates van studierecords

Laatste update geplaatst (Werkelijk)

20 juli 2026

Laatste update ingediend die voldeed aan QC-criteria

15 juli 2026

Laatst geverifieerd

1 maart 2026

Meer informatie

Termen gerelateerd aan deze studie

Andere studie-ID-nummers

  • Pulpal Condition

Plan Individuele Deelnemersgegevens (IPD)

Bent u van plan om gegevens van individuele deelnemers (IPD) te delen?

NEE

Informatie over medicijnen en apparaten, studiedocumenten

Bestudeert een door de Amerikaanse FDA gereguleerd geneesmiddel

Nee

Bestudeert een door de Amerikaanse FDA gereguleerd apparaatproduct

Nee

Deze informatie is zonder wijzigingen rechtstreeks van de website clinicaltrials.gov gehaald. Als u verzoeken heeft om uw onderzoeksgegevens te wijzigen, te verwijderen of bij te werken, neem dan contact op met register@clinicaltrials.gov. Zodra er een wijziging wordt doorgevoerd op clinicaltrials.gov, wordt deze ook automatisch bijgewerkt op onze website .

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