Clinical Evaluation of Chairside CAD/CAM Nano-ceramic Restorations

Status

Terminated

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT01464294

Enrollment

120

Registered

2011-11-03

Start date

2011-10-31

Completion date

2014-12-31

Last updated

2024-12-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Restoration of Posterior Teeth

Keywords

CAD/CAM, crowns, onlays, composite block, milled restorations

Brief summary

Study aim is to test whether nano-composite CAD/CAM milled restorations have a similar performance in clinical service to conventional ceramic CAD/CAM restorations.

Interventions

DEVICEMilled ceramic restorations

Restoration of back teeth with milled ceramic crowns or onlays

DEVICEMilled nano-composite restorations

Restoration of back teeth with milled crowns or onlays

Study design

Observational model

CASE_CONTROL

Time perspective

PROSPECTIVE

Eligibility

Sex/Gender

ALL

Age

18 Years to No maximum

Healthy volunteers

Inclusion criteria

* Patient 18 years of age or over * To have at least one carious lesion or defective restoration in a molar or premolar tooth, cavities to be large enough to warrant a milled restoration of either a crown or onlay * Teeth to be vital and asymptomatic

Exclusion criteria

* Devital or sensitive teeth * Teeth that have had root canal treatment * Patients with significant untreated dental disease including periodontitis and rampant caries * Pregnant or lactating women

Design outcomes

Primary

Measure	Time frame	Description
clinical performance	3 years	Subjective evaluation of restorations using USPHS criteria

Secondary

Measure	Time frame	Description
Luting cement	3 years	Subjective evaluaton of performance of a nano-filled resin luting cement used to cement the study onlays

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026