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NCT Number: NCT07263893

Inter Flex Three Dimensional Plate in Management of Mandibular Fracture RCT

The goal of this clinical trial is to learn if The use of a 3D-designed Inter-flex plate will achieve safe and desirable anatomical & functional restoration with reduced operative time in mandibular fracture,

* Improvement of occlusal and inter-cuspal relation in addition to stabilized intra-fragmentary mobility, * Offer greatest resistance to displacement * shows most favorable biomechanical behavior

Recruiting

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Key information

Age range

18 year–50 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Mataria Teaching Hospital

Cairo, 2211, Egypt

Location status: Recruiting

Location contact

abdelkader hegazy, bachelor

CONTACT

[email protected]

01119980050

About this study

Mandibular fractures most commonly accompany facial trauma, with nearly half of the patients requiring surgical repair. The treatment of fractures prioritizes the restoration of functionality through The realignment of fractured segments. Conventional methods, such as titanium plates, have been employed for this purpose; however, certain limitations have been observed, such as there is a chance of potential infection and mal-union in mandibular fracture site. Leading to the development of patient specific plates. Furthermore, recent advancements in digital technology in Dentistry enable creation of virtual models and simulations of surgical Procedures. Aim: Is to evaluate the effect of custom-made Inter-flex three dimensional plate vs conventional ready-made Titanium plates in Management of Mandibular Fracture Methodology: This study will be conducted on 20 sites with mandibular fracture in patients. The sites of fracture will be divided into two groups (Group I and Group II) randomly and equally via www.randomizer.org Group I: site with mandibular fracture will be treated with custom made Inter-flex three dimensional plate in site of mandibular fracture, Group II: site with mandibular fracture will be treated with a ready-made Titanium plates in site of mandibular fracture. The postoperative clinical evaluation included presence of infection, stability of the mandibular lower border, state of occlusion, maximal mouth opening. Postoperative radiographic examinations to evaluate the accuracy of reduction and bony union using postoperative c.t 24hour and 3 months by measuring the inter-fragmentary gap and the Intergonial distance.

Who can participate

Healthy volunteers accepted: No

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

Inclusion criteria

  • Patients who are suffering from recent, uninfected, and minimally displaced or unfavorable mandibular fractures
  • Adult patients with no gender predilection that agreed to present for follow-up visits for minimum postoperative period of immediate,3 months,6 months.
  • A fracture that demands open reduction and internal fixation
  • Patients under ASA-1 category

Exclusion criteria

  • Comminuted, infected mandibular fracture.
  • Pediatric patients below 4 years old and geriatric patients with completely edentulous mouth.
  • Patient with osteoporosis
  • Medical compromised patient (Poorly controlled DM or HTN, COPD, morbid obesity (BMI ≥40), Recent (<3 months) MI, ongoing cardiac ischemia or severe valve dysfunction, severe reduction of ejection fraction, shock, sepsis, undergoing regularly scheduled dialysis, history (>3 months)
  • Fractures in completely edentulous patients

Treatment and study plan

Group I :site with mandibular fracture will be treated with custom made Inter-flex three dimensional plate in site of mandibular fracture

Procedure

site with mandibular fracture will be reduced and fixation will be done .visibility using custom made Inter-flex three dimensional plate plates in Group I and fixation using custom made Inter-flex three dimensional according to champ's lines of osteo-synthesis in Group I. closure of the surgical field with vicryl suture material (90% glycolide and 10% L-lactide: Ethicon part of Johnson & Johnson Int, US.).

Primary outcomes

  1. Radiographic evaluation

    Time frame: 24 hour after surgery and after 3 months

    • The linear inter-fragmentary gap between the fractured segments in mm
    • Intergonial distance was measured between the most inferior, lateral, and posterior points of the mandible bilaterally as determined on CT in mm.
  2. Mobility of fracture segments

    Time frame: 24 hour after surgery

    assessed through bimanual digital manipulation

    • Stable >> no movement of fragments.
    • Nonstable >> presence of movement.
  3. State of occlusion

    Time frame: after 24 hours and after 3 months of surgery

    will be assessed by asking the patient to bite in maximum intercuspation at each follow-up (intact/deranged) also by recording molar relation as (satisfactory or deranged).

Study contacts

Contact information is provided by the study sponsor or research team.

abdelkader hegazy, bachelor

CONTACT

[email protected]

+201119980050

Sponsors and collaborators

Lead sponsor

Suez Canal University

Other

Registry information

Official study title

Evaluation of the Efficacy of Custom-Made Inter-flex Three-Dimensional Plate in Treatment of Mandibular Fracture A Randomized Controlled Clinical Trial

Important dates

Study start
2026
Primary completion
2026
Study completion
2026
First posted
Dec 4, 2025
Registry last updated
Jan 22, 2026

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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