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A clinical trial to compare the marginal adaptation and tooth sensitivity of metal ceramic restorations made with nano filled Polyvinylsiloxane and Polyether impression materials

Evaluation of marginal adaptation and tooth sensitivity of metal ceramic fixed partial denture made with nano filled polyvinyl siloxane and polyether impression material-Randomized clinical trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2021/04/033002
Enrollment
18
Registered
2021-04-22
Start date
Unknown
Completion date
Unknown
Last updated
2022-10-17

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

Conditions

None listed

Interventions

Intervention1: impression material: marginal adaptation and tooth sensitivity Control Intervention1: marginal adaptation and tooth sensitivity: after cementation at time interval of 0 and 6 months

Sponsors

SRM Dental college Ramapuram
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1. Both male and female participant within the age group of 20 - 60 years. 2. Missing first molar in either maxillary or mandibular arches. 3. In need of metal ceramic FPD in posterior region. 4. Abutment teeth free of clinical symptoms. 5. Vital abutment teeth not requiring Endodontic treatment. 6. Crown margin can be located at gingival margin level or not more than 0.5 mm sub-gingivally. 7. Acceptable oral hygiene.

Exclusion criteria

Exclusion criteria: 1. Abutment teeth presenting with any decay. 2. Abutment teeth with mobility. 3. Abutment teeth requiring periodontal surgery before crown preparation. 4. Parafunctional habits. 5. Participants with any TMJ disorders. 6. Pregnant or lactating females. 7. Patients with medical complications. 8. Patients requiring orthodontic treatment. 9. Uncooperative Patients.

Design outcomes

Primary

MeasureTime frame
Marginal adaptation is evaluated using modified Ryge criteriaTimepoint: at the time interval of 0 month and sixth month—

Secondary

MeasureTime frame
Tooth sensitivity after cementation of the FPD is evaluated using Cold water test, Compressed air test, Biting pressure test.Timepoint: at the time interval of 0 month and sixth month—

Countries

India

Contacts

Public ContactNMuthuvignesh

SRM Dental college, Ramapuram

brinthajei@yahoo.co.in9486452225

Outcome results

None listed

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