Clinical survival and success of various post and core systems for non-vital teeth

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00006262

Enrollment

Registered

2014-09-18

Start date

2007-01-17

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

K08.3

Interventions

Group 1: placing of a titanium post in the root canal filled root+ composite build-up before crown preparation Group 2: placing of a zirconia post in the root canal filled root + composite build-up be

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: Need of comosite build-up and full-coverage crown for the prosthetic reconstruction of a root-canal-treated incisor, canine or premolar - state-of-the-art root canal treatment - periodontal health - 1.5 mm height of ferrule

Exclusion criteria

Exclusion criteria: None

Design outcomes

Primary

Measure	Time frame
Tooth and reconstruction survival rates 1, 3, 5 years after crown insertion clinical examination	—

Secondary

Measure	Time frame
Biological and technical complication rates 1, 3, 5 years after crown insertion clinical and radiographic examination Amendment: biological and technical complication rates 7-9 after crown insertion (one single additional follow up visit)	—

Countries

Switzerland

Contacts

Public ContactGoran I. Benic

Zentrum für Zahnmedizin

goran.benic@zzm.uzh.ch+41 44 634 04 04

Outcome results

None listed

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