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Influence of opposing tooth contacts on artificial crowns on healing of root canal treated posterior teeth with infection

A prospective study to observe the influence of immediate functional versus non-functional loading of full coverage prosthesis on the outcome of non-surgical endodontic therapy (NSET) performed on posterior teeth with periapical pathology

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2018/03/012884
Enrollment
40
Registered
2018-03-27
Start date
Unknown
Completion date
Unknown
Last updated
2026-06-22

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

Conditions

None listed

Interventions

Intervention1: Root canal treated posterior teeth are functionally loaded after a time interval of six months: The temporary crown will be made to have passive contact in centric occlusion and out of

Sponsors

Centre for Dental Education and Research
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: i) Subjects between age group of 18-45 years requiring non-surgical endodontic therapy in mandibular posterior teeth (1st and 2nd molar) with periapical pathology having periapical index score(PAI) score �3 (2-5mm ) ii) Subjects with either canine or group functional guided occlusion. iii) Teeth with adequate clinical crown

Exclusion criteria

Exclusion criteria: i) Subjects with para functional/ occupational habits ii) Restored/missing adjacent or antagonist natural dentition iii) Teeth with aggressive or active periodontal disease iv) Teeth with radiographic evidence of root resorption v) Teeth with previous history of endodontic intervention vi) Subjects with systemic ailments impairing the healing vii) Subjects not willing to participate in the study

Design outcomes

Primary

MeasureTime frame
To assess clinically and radiographically the outcome of non-surgical endodontic therapy (NSET) performed on posterior teeth with periapical pathology when full coverage prosthesis are functionally loaded i) Immediately ii) After a time interval of six months iii) To compare the above Timepoint: 6 months, 12 months

Secondary

MeasureTime frame
No secondary outcome measurementTimepoint: No secondary outcome measurement

Countries

India

Contacts

Public ContactAjay Logani

Centre for Dental Education and Research, AIIMS, New Delhi

apexlogani@yahoo.co.in9818936926

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Jun 27, 2026