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Not yet recruitingNCT07203703Updated Oct 2, 2025

Comparing Jaw Tracking and Traditional Methods for Measuring Bite Accuracy in Patients With Teeth

An interventional study of Jaw Tracking Device in Jaw Tracking, sponsored by Omer Abdelmagid. Not yet recruiting. Open to participants aged 18 Years to 60 Years, including healthy volunteers. Per ClinicalTrials.gov, last updated 2025-10-02.

Sponsored by Omer Abdelmagid · Not applicable, Interventional, and Diagnostic

From the registry’s dates

  • Primary completion was expected by Jan 2026, 8 months ago, but the record still lists the study as not yet recruiting.
Phase
Not applicable
Study type
Interventional
Enrollment
18
Allocation
Not applicable
Ages
18 Years to 60 Years
Sex
All
01

Study summary

This study compares two methods used to measure how teeth come together (occlusal contacts) in patients who have natural teeth (dentate patients). The first method uses a modern jaw tracking device, while the second relies on the conventional mounting technique. The goal is to determine which method is more accurate for diagnosing bite alignment and contact points. This is a diagnostic test accuracy study, meaning it focuses on evaluating how well each technique performs in identifying the correct occlusal contacts.

Read the detailed description

This study is a diagnostic test accuracy investigation aimed at comparing the precision of two different methods for diagnostic mounting in evaluating occlusal contact points in dentate patients (patients with natural teeth).

The two mounting techniques being compared are:

Jaw Tracking Device-Based Mounting This is a digital approach that utilizes a jaw tracking system to record the patient's mandibular movements accurately. The device captures dynamic jaw positions in real time, allowing for precise simulation of the patient's occlusion on an articulator or in a digital environment.

Conventional Mounting Technique This is the traditional, manual method using mechanical articulators. It typically involves facebow transfer and static bite records to mount the maxillary and mandibular casts in the assumed position. While widely used, this method may be prone to human error and variability.

The primary objective of the study is to assess and compare the accuracy of these two mounting techniques by examining how closely each one replicates the actual occlusal contact points observed intraorally. Occlusal contacts are critical in diagnosing and planning treatments in prosthodontics, orthodontics, and restorative dentistry.

By evaluating these contacts using both methods, the study aims to determine:

Which technique provides a more accurate representation of the patient's true occlusion.

The potential clinical implications of using a jaw tracking device over conventional methods.

Whether digital methods can improve diagnostic reliability and treatment outcomes in daily dental practice.

This study is expected to contribute to the growing body of evidence supporting digital technologies in dentistry, offering insights into their clinical accuracy and potential to replace or supplement traditional techniques.

02

Conditions studied

  • Jaw Tracking

Keywords

  • Diagnostic Mounting
  • Jaw Tracking Device
  • Conventional Mounting Technique
  • Occlusal Contact Points
03

In context

Lead sponsor

This is the only study on the registry with Omer Abdelmagid as lead sponsor.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 60 Years
Sexes eligible
All
Accepts healthy volunteers
Yes

Inclusion criteria

Patients aged 18 to 60 years Presence of full natural dentition (excluding third molars) No history of occlusal rehabilitation or major prosthodontic treatment

Exclusion criteria

Exclusion Criteria:

Patients with missing teeth (excluding third molars) Patients with bruxism or other parafunctional habits History of orthodontic treatment in the past 2 years Inability to cooperate with diagnostic procedures patient below 18 years old

05

Study design

Phase
Not applicable
Primary purpose
Diagnostic
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
18 participants (estimated)

Study arms

  • Experimental
    Conventional Mounting Technique

    Device: Jaw Tracking Device

Interventions

  • DeviceJaw Tracking Device

    A jaw tracking device is a digital tool that records real-time jaw movements to accurately analyze occlusion and assist in virtual model mounting.

06

What researchers measure

Primary outcomes

  1. Accuracy of occlusal contact point detection as measured by comparing the contact points obtained from each mounting technique (jaw tracking device vs. conventional mounting) with the clinical intraoral occlusal contacts observed using articulating paper

    Time frame: 3 months

07

Study locations

No study locations are listed for this record.

08

References and documents

Publications

  • Tejo SK, Kumar AG, Kattimani VS, Desai PD, Nalla S, Chaitanya K K. A comparative evaluation of dimensional stability of three types of interocclusal recording materials-an in-vitro multi-centre study. Head Face Med. 2012 Oct 5;8:27. doi: 10.1186/1746-160X-8-27. PubMed 23039395 ↗
  • Rohrle O, Waddell JN, Foster KD, Saini H, Pullan AJ. Using a motion-capture system to record dynamic articulation for application in CAD/CAM software. J Prosthodont. 2009 Dec;18(8):703-10. doi: 10.1111/j.1532-849X.2009.00510.x. Epub 2009 Sep 14. PubMed 19754645 ↗
  • Pieper R. Digital impressions--easier than ever. Int J Comput Dent. 2009;12(1):47-52. English, German. PubMed 19213360 ↗
  • Kurbad A. Impression-free production techniques. Int J Comput Dent. 2011;14(1):59-66. English, German. PubMed 21657126 ↗
  • Kordass B. Clinical dental CAD/CAM--qualification for tomorrow's networked dentistry. Int J Comput Dent. 2010;13(1):3-6. No abstract available. English, German. PubMed 20481287 ↗
  • de Carvalho Ode T. A new fully adjustable articulator system and procedure. J Prosthet Dent. 1998 Sep;80(3):376-86. doi: 10.1016/s0022-3913(98)70141-6. PubMed 9760374 ↗

Individual participant data

Plan to share: Yes — study protocol and statistical analysis

Supporting information: Study protocol, Sap, Icf

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Oct 2, 2025, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT07203703
Lead sponsor
Omer Abdelmagid
Responsible party
Omer Abdelmagid (Principal investigator, Cairo University) — Sponsor-investigator
First posted
Oct 2, 2025
Start date
Oct 15, 2025 (estimated)
Primary completion
Jan 15, 2026 (estimated)
Completion
Feb 1, 2026 (estimated)
Last update
Oct 2, 2025

Study contacts

Omer A Alawad, Prosthodontic resident
Contact
omer.elawad@dentistry.cu.edu.eg
+201556143338
Mohamed Y Mahmoud, Prosthodontic resident
Contact
moh_yasir@outlook.com
+971504911683
Nouran A Abdel Nabi, Professor
study director · Cairo University

Oversight

FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is not yet recruiting, as verified in Sep 2025. You cannot join it, but the record below documents what was studied.

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