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Development of Technologies and Systems for Design, Manufacturing and Adaptation of Active Epithesis

Microsystems also find applications in prosthetics. Miniaturised sensors and actuators are utilised to implement motion sequences. Active epithesis are an example close to praxis. They are used as replacements to cover facial defects due to dysplasia, tumour surgery or casualties. These kind of defects, easy to recognise on very dynamic parts of the face such as the eye, lead to emotional strain for the affected patients.

Development of Technologies and Systems for Design, Manufacturing and Adaptation of Active Epithesis

Prototype of next-generation active epithesis - Source: FhG-IPK

Within a cooperation of Fraunhofer IPK, the Charité hospital and medical technology companies, the further development of existing approaches to provide such epithesis was successful. In a new generation of active epithesis, the muscular movement of the patient’s unaffected eye region is derived by an EMG-signal which is then processed electronically, and finally micro actuators move the artificial eyelid synchronously to the unaffected part of the face. Miniaturisation and modular design now enable to provide much more and even smaller defects with active epithesis.

Support from: BMWi

Project members:
Fraunhofer Institute for Production Systems and Design Technology, Berlin
Charité (Clinic and Policlinic for Oral and Maxillofacial Surgery and Plastic Surgery, Campus Virchow Hospital), Berlin
MICRO TECHNICA Technologies GmbH, Kornwestheim
InMediasP GmbH, Hennigsdorf
BPS - Beratung, Planung, Service im Gesundheitswesen – BPS, Norden
RoboDent GmbH, Berlin
ALTATEC Medizintechnische Elemente GmbH & Co. KG, Wurmberg

Topic: Health and Medicine, Micro-Nano-Opto, Production and engineering
Source: ZEMI - Microsystems Technology
Region: Berlin Brandenburg