- ICH GCP
- US Clinical Trials Registry
- Klinisk utprøving NCT05079048
PEEK Retentive Elements Versus Conventional (PEEK)
Novel PEEK Retentive Elements Versus Conventional Retentive Elements in Mandibular Overdentures: A Randomized Controlled Trial
Studieoversikt
Status
Forhold
Intervensjon / Behandling
Detaljert beskrivelse
Background. Many patients suffer from lack of retention of conventional mandibular overdentures due to loss of clip retention over time. Computer-aided design-computer-aided manufacturing (CAD-CAM) milled polyetheretherketone PEEK materials may be used for construction of retentive housing and clip for improving retention of implant-supported overdentures.
Objective . To compare retention and patient satisfaction of implant-supported mandibular overdentures retained by conventional nylon clip and metal housings for ball attachments versus PEEK clip and housings.
Methods: Twenty-two participants were divided into 2 equal groups (n=11). The conventional group received implant-supported mandibular overdentures retained by metal housings and nylon retentive elements, while the PEEK group received implant-supported mandibular overdenture retained by PEEK retentive element and housings.The PEEK retentive elements were made by using computer-aided design and computer-aided manufacturing (CAD-CAM).Evaluation included measuring the retention by applying a gradual pulling up force by forcemeter and patient satisfaction with a 7-point visual analog scale (VAS) at overdenture insertion , 3,6, and 12 months subsequently by research interviewer.
Studietype
Registrering (Faktiske)
Fase
- Ikke aktuelt
Kontakter og plasseringer
Studiesteder
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Banī Suwayf, Egypt, 11625
- Mohamed Sharaf
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Deltakelseskriterier
Kvalifikasjonskriterier
Alder som er kvalifisert for studier
- Barn
- Voksen
- Eldre voksen
Tar imot friske frivillige
Kjønn som er kvalifisert for studier
Beskrivelse
Inclusion Criteria:
- edentulous class I or II PDI classification no neuromuscular disordersand temporomandibular joint disorders
Exclusion Criteria:
- exposed to radiotherapy
Studieplan
Hvordan er studiet utformet?
Designdetaljer
- Primært formål: Annen
- Tildeling: Randomisert
- Intervensjonsmodell: Parallell tildeling
- Masking: Trippel
Våpen og intervensjoner
Deltakergruppe / Arm |
Intervensjon / Behandling |
|---|---|
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Aktiv komparator: conventional retentive element
The conventional group received implant-supported mandibular overdentures retained by metal housings and nylon retentive elements,
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received implant-supported mandibular overdenture retained by PEEK retentive element and housings
Andre navn:
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Eksperimentell: PEEK retentive element
PEEK group received implant-supported mandibular overdentures retained by PEEK housings ,
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received implant-supported mandibular overdenture retained by PEEK retentive element and housings
Andre navn:
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Hva måler studien?
Primære resultatmål
Resultatmål |
Tiltaksbeskrivelse |
Tidsramme |
|---|---|---|
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retention
Tidsramme: 3 months to six months
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measuring retention force of retentive elements using The force-meter machine (Eagle: ELT 3000) .
Gradual pulling up force was applied.
The record appeared at the screen of the force meter was recorded as it's single-blind measurements.
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3 months to six months
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Sekundære resultatmål
Resultatmål |
Tiltaksbeskrivelse |
Tidsramme |
|---|---|---|
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patient satisfaction
Tidsramme: 3 months to six months
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measuring patient satisfaction using Visual analog scale (VAS) was used for the evaluation of overall patient satisfaction.
All questionnaires were taken by the same research interviewer (assisted interviewer) as he was blind about the type of prosthesis (double-blind) as the research interviewer is from another department
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3 months to six months
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Samarbeidspartnere og etterforskere
Sponsor
Publikasjoner og nyttige lenker
Studierekorddatoer
Studer hoveddatoer
Studiestart (Faktiske)
Primær fullføring (Faktiske)
Studiet fullført (Faktiske)
Datoer for studieregistrering
Først innsendt
Først innsendt som oppfylte QC-kriteriene
Først lagt ut (Faktiske)
Oppdateringer av studieposter
Sist oppdatering lagt ut (Faktiske)
Siste oppdatering sendt inn som oppfylte QC-kriteriene
Sist bekreftet
Mer informasjon
Begreper knyttet til denne studien
Ytterligere relevante MeSH-vilkår
Andre studie-ID-numre
- 19/5/2020
Plan for individuelle deltakerdata (IPD)
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