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Pilot study comparing two digital optical axiography systems with regard to the agreement of mandibular movement patterns and static occlusal contacts

Pilot study comparing two digital optical axiography systems with regard to the agreement of mandibular movement patterns and static occlusal contacts - Zebris vs ModJaw

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
DRKS
Registry ID
DRKS00037695
Enrollment
40
Registered
2026-04-27
Start date
2025-08-01
Completion date
Unknown
Last updated
2026-06-01

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

stomatognathical healthy participants

Interventions

Group 1: Examination of all study participants using - ModJaw (ModJaw, Villeurbanne, France) - JMA-Optic (Zebris Medical GmbH, Isny, Germany) at a single examination appointment in randomized order.

Sponsors

UKB, Poliklinik für Zahnärztliche Prothetik
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: fixed restoration and dentition including the second molar

Exclusion criteria

Exclusion criteria: Suspected TMD; severe deep bite preventing the attachment of the paraocclusal fork of the axiography system; lack of patient consent; patients with dementia or other cognitive impairments who are unable to provide informed consent for the study; pregnancy/breastfeeding; patients who do not agree to participate in the study for other reasons.

Design outcomes

Primary

MeasureTime frame
Instrumental functional analysis -Condylar range of motion (CRoM) of the right and left temporomandibular joints in mm during: - maximum jaw opening - protrusion (free, tooth-guided) - laterotrusion (free, tooth-guided) - Incisal range of motion (InRoM) in mm during: - maximum jaw opening - protrusion (free, tooth-guided) - laterotrusion (free, tooth-guided) - Articulator programming for the right and left temporomandibular joints: - sagittal condylar path inclination - Bennett angle Virtual / real-dynamic articulator method - occlusal approach areas and contact points in static occlusion: - qualitative - quantitative

Secondary

MeasureTime frame
Agreement of occlusal approach areas and contact points in static occlusion in the digital, real-dynamic articulator method - Compared with the intraoral scanning method: - quantitative - qualitative - Compared with the intraoral situation: - quantitative - qualitative

Countries

Germany

Contacts

Public ContactSabine Linsen

UKB Poliklinik für Zahnärztliche Prothetik

sabine.linsen@ukbonn.de+49 228 287 22436

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Jun 11, 2026