- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT05079048
PEEK Retentive Elements Versus Conventional (PEEK)
Novel PEEK Retentive Elements Versus Conventional Retentive Elements in Mandibular Overdentures: A Randomized Controlled Trial
Studieoversigt
Status
Betingelser
Intervention / Behandling
Detaljeret 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.
Undersøgelsestype
Tilmelding (Faktiske)
Fase
- Ikke anvendelig
Kontakter og lokationer
Studiesteder
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Banī Suwayf, Egypten, 11625
- Mohamed Sharaf
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Deltagelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
- Barn
- Voksen
- Ældre voksen
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
Inclusion Criteria:
- edentulous class I or II PDI classification no neuromuscular disordersand temporomandibular joint disorders
Exclusion Criteria:
- exposed to radiotherapy
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Andet
- Tildeling: Randomiseret
- Interventionel model: Parallel tildeling
- Maskning: Tredobbelt
Våben og indgreb
Deltagergruppe / Arm |
Intervention / 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 navne:
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Eksperimentel: 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 navne:
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Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
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 |
Foranstaltningsbeskrivelse |
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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Samarbejdspartnere og efterforskere
Sponsor
Publikationer og nyttige links
Datoer for undersøgelser
Studer store datoer
Studiestart (Faktiske)
Primær færdiggørelse (Faktiske)
Studieafslutning (Faktiske)
Datoer for studieregistrering
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først opslået (Faktiske)
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
- 19/5/2020
Plan for individuelle deltagerdata (IPD)
Planlægger du at dele individuelle deltagerdata (IPD)?
Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter
Studerer et amerikansk FDA-reguleret lægemiddelprodukt
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