- ICH GCP
- US-Register für klinische Studien
- Klinische Studie NCT07825103
Postoperative Bite Force After Bioflx and Zirconia Crowns in Children
Postoperative Bite Force in Children Following Full-Crown Restoration Under General Anesthesia: A Randomized Comparative Study of Bioflx and Zirconia Crowns
Studienübersicht
Status
Bedingungen
Intervention / Behandlung
Detaillierte Beschreibung
This randomized clinical trial aims to compare postoperative occlusal bite force following full-crown restoration of primary molars with preformed Bioflx and zirconia crowns in children undergoing comprehensive dental treatment under general anesthesia. Children aged 4-7 years who require full-coverage crown restoration of primary molars will be randomly allocated to receive either a preformed Bioflx crown or a zirconia crown. The crowns will be fitted and cemented according to the respective manufacturers' recommendations, and the final occlusion will be evaluated following crown placement.
Occlusal bite force will be assessed before treatment and at predetermined postoperative follow-up time points using a digital occlusal analysis system. The study will compare changes in bite force following restoration with Bioflx and zirconia crowns to evaluate the recovery of occlusal function after comprehensive dental treatment under general anesthesia.
Studientyp
Einschreibung (Geschätzt)
Phase
- Unzutreffend
Kontakte und Standorte
Studienkontakt
- Name: shaimaa eldesouky, assistant professor
- Telefonnummer: 01008994242
- E-Mail: shaimaaeldesouky@dent.tanta.edu.eg
Studienorte
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Tanta, Ägypten
- faculty of dentistry, Tanta university
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Kontakt:
- shaimaa eldesouky, assistant professor
- Telefonnummer: 01008994242
- E-Mail: shaimaaeldesouky@dent.tanta.edu.eg
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Teilnahmekriterien
Zulassungskriterien
Studienberechtigtes Alter
- Kind
Akzeptiert gesunde Freiwillige
Beschreibung
Inclusion Criteria:
- Children aged 4-7 years.
- Children requiring comprehensive dental treatment under general anesthesia.
- Children requiring full-coverage restoration of one or more primary molars with a preformed pediatric crown.
- Primary molars with sufficient remaining tooth structure to support full-crown restoration.
- Children with a generally healthy medical status and suitable for treatment under general anesthesia.
- Parents or legal guardians willing to provide written informed consent for participation in the study.
Exclusion Criteria:
- Children with systemic diseases or medical conditions that may affect oral health, occlusal function, or the ability to undergo general anesthesia.
- Children with craniofacial anomalies or developmental conditions that may significantly affect occlusion or bite force.
- Primary molars with inadequate remaining tooth structure for full-crown restoration.
- Teeth with advanced pathological root resorption or other conditions contraindicating crown restoration.
- Children with significant parafunctional habits, such as severe bruxism, that may affect bite-force measurements.
Studienplan
Wie ist die Studie aufgebaut?
Designdetails
- Hauptzweck: Behandlung
- Zuteilung: Zufällig
- Interventionsmodell: Parallele Zuordnung
- Maskierung: Single
Waffen und Interventionen
Teilnehmergruppe / Arm |
Intervention / Behandlung |
|---|---|
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Experimental: Bioflx Crown Group
Children in this group will receive full-crown restoration of indicated primary molars using preformed Bioflx pediatric crowns during comprehensive dental treatment under general anesthesia.
Occlusal bite force will be assessed before treatment and at the predefined postoperative follow-up time points using a digital occlusal analysis system.
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Preformed Bioflx pediatric crowns will be used for full-coverage restoration of indicated primary molars in children undergoing comprehensive dental treatment under general anesthesia.
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Aktiver Komparator: Zirconia Crown Group
Children in this group will receive full-crown restoration of indicated primary molars using preformed zirconia pediatric crowns during comprehensive dental treatment under general anesthesia.
Occlusal bite force will be assessed before treatment and at the predefined postoperative follow-up time points using a digital occlusal analysis system.
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Preformed zirconia pediatric crowns will be used for full-coverage restoration of indicated primary molars in children undergoing comprehensive dental treatment under general anesthesia.
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Was misst die Studie?
Primäre Ergebnismessungen
Ergebnis Maßnahme |
Maßnahmenbeschreibung |
Zeitfenster |
|---|---|---|
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Change in Occlusal Bite Force
Zeitfenster: Baseline (before crown placement), immediately after crown cementation, one and three months after treatment
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Change in occlusal bite force following full-crown restoration with preformed Bioflx or zirconia crowns, measured using a digital occlusal analysis system.
Bite force will be expressed as the percentage (%) of total occlusal force contributed by the treated/restored primary molar(s).
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Baseline (before crown placement), immediately after crown cementation, one and three months after treatment
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Sekundäre Ergebnismessungen
Ergebnis Maßnahme |
Maßnahmenbeschreibung |
Zeitfenster |
|---|---|---|
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Occlusal Contacts
Zeitfenster: Baseline, immediately after crown placement, and 1 and 3 month after treatment
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The number and distribution of occlusal contacts, including the presence or absence of premature occlusal contacts (number of patients/teeth with premature contacts), will be assessed using digital intraoral scanning and digital occlusal analysis
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Baseline, immediately after crown placement, and 1 and 3 month after treatment
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Mitarbeiter und Ermittler
Sponsor
Publikationen und hilfreiche Links
Allgemeine Veröffentlichungen
- Abdelhafez A, Dhar V. Comparative clinical performance of stainless steel, zirconia, and Bioflx crowns in primary molars: a randomized controlled trial. BMC Oral Health. 2025 Apr 18;25(1):585. doi: 10.1186/s12903-025-05869-8.
- Singh T, Devashish, Kannan A, Chopra SS, Kaur R, Sethi T, Singh R. Bite Force Distribution and Occlusal Adjustment in Stainless Steel Crowns and BioFlx Crowns of Children Aged 4-8 Years. Int J Clin Pediatr Dent. 2026 Feb;19(2):145-149. doi: 10.5005/jp-journals-10005-3407. Epub 2026 Feb 12.
Studienaufzeichnungsdaten
Haupttermine studieren
Studienbeginn (Geschätzt)
Primärer Abschluss (Geschätzt)
Studienabschluss (Geschätzt)
Studienanmeldedaten
Zuerst eingereicht
Zuerst eingereicht, das die QC-Kriterien erfüllt hat
Zuerst gepostet (Tatsächlich)
Studienaufzeichnungsaktualisierungen
Letztes Update gepostet (Tatsächlich)
Letztes eingereichtes Update, das die QC-Kriterien erfüllt
Zuletzt verifiziert
Mehr Informationen
Begriffe im Zusammenhang mit dieser Studie
Schlüsselwörter
Andere Studien-ID-Nummern
- #R-PED-7-25-3213
Arzneimittel- und Geräteinformationen, Studienunterlagen
Studiert ein von der US-amerikanischen FDA reguliertes Arzneimittelprodukt
Studiert ein von der US-amerikanischen FDA reguliertes Geräteprodukt
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