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Titanium base for two-piece implants to support a monolithic zirconia crown in posterior sites: a randomized controlled clinical trial

Titanium base for two-piece implants to support a monolithic zirconia crown in posterior sites: a randomized controlled clinical trial - Ti-Base Crowns

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
DRKS
Registry ID
DRKS00012733
Enrollment
60
Registered
2017-11-02
Start date
2017-12-21
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

K08.1

Interventions

Group 1: 1) Implant level: spontaneous healing of the small bony dehiscence defects. 2) Prosthetic level: Atlantis TitaniumBase EV Group 2: 1) Implant level: spontaneous healing of the small bony dehi

Sponsors

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

Eligibility

Sex/Gender
Male
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: - Signed informed consent form - Good general health - Need of one implant in healed posterior sites (premolar or molar) - Need of a single implant-supported crown in the non-aesthetic area - Presence of antagonists

Exclusion criteria

Exclusion criteria: - Women who are pregnant at time of implant placement - Heavy smokers - Poor oral hygiene (plaque index > 30 %) - Active periodontal disease - Secondary exclusion criteria (to be applied at Visit 2): The presence of a buccal dehiscence defect height exceeding 5 mm

Design outcomes

Primary

MeasureTime frame
Radiographic bone level after 5 years

Secondary

MeasureTime frame
The secondary endpoints will be assessed after 0.5, 1, 3 and 5 years: - Biological: Implant survival rate, marginal bone level, bleeding on probing, mucosal recession - Technical: Crown survival, wear of the crown and the antagonist - Patient related: Pain evaluation form

Countries

Switzerland

Contacts

Public ContactDaniel Thoma

Universität Zürich, Zentrum für Zahnmedizin, Klinik für Rekonstruktive Zahnmedizin

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

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Aug 7, 2026