Dimensional accuracy of rapid prototyping methods applied for facial prostheses manufacturing (by the example of ear-prostheses)

Dimensional accuracy of rapid prototyping methods applied for facial prostheses manufacturing (by the example of ear-prostheses) - EPI-RP

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00007184

Enrollment

Registered

2014-11-07

Start date

2014-12-01

Completion date

Unknown

Last updated

2025-04-07

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

Conditions

healthy participants Z90.0 Q17.9 H61.9

Interventions

Group 1: Rapid Prototyping with stereolithography (STL) Group 2: Rapid Prototyping with selective laser sintering (SLS) Group 3: Rapid Prototyping with Fused Deposit Modelling (FDM)

Eligibility

Sex/Gender

All

Age

18 Years to 60 Years

Inclusion criteria

Inclusion criteria: • Visible absence of any facial defects and deformities • Subsequently, presence of both ears

Exclusion criteria

Exclusion criteria: one ear absent

Design outcomes

Primary

Measure	Time frame
If there is an inaccuracy of 15% regarding the measures within one plane of the repoductions compared to the in-vivo measurements (gold standed) the method is redarded as failed.	—

Countries

Germany

Contacts

Public ContactAlexey Unkovskiy

Department of Prosthodontics and Section “Medical Materials and Technology” Center of Dentistry, Oral Medicine, and Maxillofacial SurgeryUniversity Hospital Tuebingen

Alexey.Unkovskiy@med.uni-tuebingen.de07071-2987685

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026