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Spectrophotometric analysis of fluorescent zirconia abutments compared to “conventional” zirconia abutments: a within subject controlled clinical trial

Spectrophotometric analysis of fluorescent zirconia abutments compared to “conventional” zirconia abutments: a within subject controlled clinical trial - 3M ESPE

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
DRKS
Registry ID
DRKS00005458
Enrollment
20
Registered
2013-11-19
Start date
2013-10-30
Completion date
Unknown
Last updated
2025-04-07

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

Conditions

Patients who received a implant for a single crown in the esthetic zone K08.1

Interventions

Group 1: For each patient, two zirconia-abutments will be prepared: a control-abutment (gold-standard, white zirconia abutment) and a test-abutment (fluorescent zirconia). Spectrophotometric assessmen

Sponsors

Universität Zürich, Zentrum für Zahnmedizin, Klinik für Rekonstruktive Zahnmedizin
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: • Male and female patients from 18-80 years of age • Single-tooth Straumann Bone Level in the anterior maxilla or mandible (incisors, canines, premolars) • At least one natural tooth present (contralateral control tooth) • Informed consent signed

Exclusion criteria

Exclusion criteria: • Smoking more than 15 cigarettes a day • Poor oral hygiene (Plaque Index and/or bleeding on probing over 30%) • Probing depth greater than 4 mm • Oral mucosa diseases • Pregnancy at the date of inclusion

Design outcomes

Primary

MeasureTime frame
Esthetic outcome at baseline. Esthetic parameters: • Clinical crown height • Papilla evaluation • Soft-tissue recession evaluation • Spectrophotometric assessment

Secondary

MeasureTime frame
Radiographic bone levels, implant survival, rate of clinical, biological and technical complications after 6 month, 1, 3, 5, 7.5 and 10 years

Countries

Switzerland

Contacts

Public ContactDaniel Thoma

Zentrum für Zahnmedizin, Klinik für Rekonstruktive Zahnmedizin, Universität Zürich

daniel.thoma@zzm.uzh.ch+41 44 634 04 04

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026