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OpenTrials
Completed

NCT Number: NCT04144062

Primary Molars Restoration Using Different Pediatric Crowns.

study aims to compare hybrid ceramic CAD/CAM and prefabricated zirconia ans stainless steel crowns restoring primary molars through In-vivo evaluation of the clinical outcomes in terms of; crown retention, stain resistance and periodontal and gingival health as well as parental/child satisfaction.

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Key information

Age range

5 year–8 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Nehal Salman

Alexandria, Egypt, 21648

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Age range of the patients from 5 to 8 years old.
  • Have no history of spontaneous pain or swelling.
  • Patients willing to return for follow-up examinations and evaluation.
  • Medically free patients or with controlled systemic disease ASA I or II.
  • No active periodontal diseases.
  • Patients with posterior pulpotomized tooth/teeth indicated for crown restoration (e.g. 2-3mm of teeth above cement-enamel junction).

Exclusion criteria

  • Children with intellectual, severe emotional or behavioral problems.
  • Presence of parafunctional habits such as clenching or bruxism.
  • Abnormal tooth mobility, gingival swelling, fistulous tract, or non-vital pulps.
  • Non-restorable teeth.
  • Radiographic positive signs of thickened or interrupted periodontal membrane space, internal root resorption, periapical or furcal radiolucency

Treatment and study plan

CAD/CAM crowns

Other

CAD/CAM crowns

Primary outcomes

  1. clinical success

    Time frame: 1 year

    United States Public Health Service (USPHS) index

Sponsors and collaborators

Lead sponsor

Nehal Salman

Other

Registry information

Official study title

CAD/CAM Crowns Versus Prefabricated Zirconia and Stainless Steel Crowns for Restoration of Primary Molars: A Prospective Study.

Important dates

Study start
2021
Primary completion
2022
Study completion
2022
First posted
Oct 30, 2019
Registry last updated
May 14, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.