Rigid Versus Non-Rigid Digitally Fabricated Telescopic Double Crown Prosthesis

June 28, 2026 updated by: naglaa samir, Mansoura University

Rigid Versus Non-Rigid Digitally Fabricated Telescopic Double Crown Prosthesis Connecting Teeth and Implants: A Crossover Study of Soft Tissue Health and Patient Satisfaction

This study aims to compare the clinical and patient satisfaction outcomes of rigid versus non-rigid digitally fabricated telescopic double crown prostheses supported by teeth and implants. The study evaluates the effect of different attachment designs on prosthetic performance and patient satisfaction."

Study Overview

Status

Not yet recruiting

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Estimated)

10

Phase

  • Not Applicable

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Adult
  • Older Adult

Accepts Healthy Volunteers

No

Description

  • Inclusion Criteria:

Patients requiring telescopic overdenture prosthesis.

Exclusion Criteria:

Patients with systemic conditions affecting periodontal or prosthetic treatment.

Patients unable to attend follow-up visits

-

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Crossover Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Rigid telescopic double crown prosthesis
Participants receiving rigid digitally fabricated telescopic double crown prostheses.
Device: Rigid telescopic double crown prosthesis
Digitally fabricated rigid telescopic double crown prosthesis
Active Comparator: Non-rigid telescopic double crown prosthesis
Participants receiving non-rigid digitally fabricated telescopic double crown prostheses.
Device: Non-rigid telescopic double crown prosthesis
Digitally fabricated non-rigid telescopic double crown prosthesis

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Soft tissue health
Time Frame: Immediately after insertion, 3 months, and 6 months after prosthesis insertion
Evaluation of peri-abutment soft tissue health in patients receiving rigid and non-rigid digitally fabricated telescopic double crown prostheses.
Immediately after insertion, 3 months, and 6 months after prosthesis insertion

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Patient satisfaction
Time Frame: Immediately after insertion, 3 months, and 6 months after prosthesis insertion
Assessment of patient satisfaction with rigid and non-rigid digitally fabricated telescopic double crown prostheses.
Immediately after insertion, 3 months, and 6 months after prosthesis insertion

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Mansoura University

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Estimated)

December 22, 2026

Primary Completion (Estimated)

January 20, 2027

Study Completion (Estimated)

May 14, 2027

Study Registration Dates

First Submitted

June 28, 2026

First Submitted That Met QC Criteria

June 28, 2026

First Posted (Actual)

July 6, 2026

Study Record Updates

Last Update Posted (Actual)

July 6, 2026

Last Update Submitted That Met QC Criteria

June 28, 2026

Last Verified

December 1, 2025

More Information

Terms related to this study

Additional Relevant MeSH Terms

Other Study ID Numbers

  • TELDC-2025

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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