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OpenTrials
Completed

NCT Number: NCT05912127

All on Four Versus All on Three Implant Treatment Concepts

the evaluation of patient satisfaction of All on-4 versus All on-3 implant treatment concepts rehabilitation of atrophied mandibular ridge.

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Key information

Conditions

Prosthesis Durability Pathologic Processes Pathological Conditions, Signs and Symptoms Postoperative Complications Prosthesis Failure

Age range

45 year–65 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Christine Ibrahim

Al Mansurah, P.O.Box:35516, Egypt

About this study

Patients will be classified into 2 groups according to the implant treatment concept they received:

  • Group 1 (control group); included patients who received All on 4 implant-supported fixed restoration. The patients received 2 inclined implants anterior to the mental foramina and 2 vertical implants in the lateral incisor/canine areas.
  • Group 2 (test group); included patients who received All on 3 implant-supported fixed restoration. The patients received 2 inclined implants anterior to the mental foramina and 1 vertical implant in the midline of the mandible.

Who can participate

Healthy volunteers accepted: Yes

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

Inclusion criteria

  • 1. All patients already have implants inserted in their mandibular ridges According to the All on 4 or All on 3 concepts.
  • They were healthy, free from any systemic diseases relating to bone resorption such as uncontrolled diabetes or osteoporosis. This was achieved through medical history and clinical examination by the physician.
  • All patients have sufficient inter-arch space. 4. All patients are of angle class I maxillo-mandibular relationships. 5. All patients had maxillary conventional complete dentures.

Exclusion criteria

  • Any neuromuscular disorders 2. Uncooperative patients

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Treatment and study plan

implant supported fixed full arch prosthesis

Device

the patients will receive screw-retained cast metal-ceramic fixed prostheses that replace lost gingival tissues with pink porcelain.

Primary outcomes

  1. patient satisfaction

    Time frame: one year

    Patient satisfaction was evaluated using a questionnaire based on visual analog scale (VAS)

  2. crestal bone loss

    Time frame: Two year

    bone loss was measured around the implants in mm

Sponsors and collaborators

Lead sponsor

Mansoura University

Other

Registry information

Official study title

All On-4 Versus All o-3 Implant Treatment Concepts for Rehabilitation of Atrophied Mandibular Ridge. A Study of Patient Satisfaction

Important dates

Study start
2022
Primary completion
2022
Study completion
2023
First posted
Jun 22, 2023
Registry last updated
Jun 22, 2023

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.

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