Samuel Knobel is a PhD Student in the Gerontotechnology and Rehabilitation Group in the ARTORG Center. He studied medicine and worked as a doctor in internal medicine and psychiatry before he switched into research and did his second master’s degree in Biomedical Engineering at the University of Bern.
His work is under the supervision of Prof. Dr. Tobias Nef. Samuel’s research is focusing on the development of a new virtual reality-based rehabilitation tool for cognitive attention disorders after stroke.

Secretary & Treasurer

Tamara Melle received her master’s degree in Biomedical Engineering from the University of Bern in December 2020. She holds a Bachelor degree in Biomedical Sciences from the University of Fribourg. Her hobbies include painting, hiking and various sports. She is currently working as an ICT project manager.


Tobias Imfeld studied information technologies at the University of Applied Sciences in Lucerne and received his diploma in software engineering in 2006. During the first studies until he started the master studies he worked for the leading telecommunication company in Switzerland. In 2009 he joined the master course of Biomedical Engineering at the University of Bern and finished his master thesis at the ARTORG center in the ophthalmic department of Prof. Jens Kowal in 2011. Currently he works for the Compugroup Medical AG in Berne as a teamleader and consultant for clinical information systems.

PhD Student Representative

Fredrick Johnson did his master’s degree in medical technology and has been working in this field for five years. Having got work experience from various research labs in University Klinikum Heidelberg, Klinikum Magdeburg, Germany, and Indian Institute of Technology, Madras, India had captivated him for visualizing the medical applications into the clinic. He is currently working on his doctoral thesis under the supervision of Prof. Dr. Stefan Weber and Prof. Andreas Raabe, Inselspital Bern. Fredrick’s research work is focused on promoting science and technology that contribute to the development and improvement of valuable healthcare with respect to translational medicine in the field of micro neuro surgery and other areas in image-guided therapy procedures.

Alumni Representative

Adel Tekari obtained his Diploma in Microtechnology Engineering in 2007 from the Bern University of Applied Sciences in Switzerland. He then went on to complete a Master’s degree in Biomedical Engineering in 2009 from the University of Bern with special focus on Biomechanics. During his MSc, he worked part time as a Development Engineer at the Ziemer Ophthalmics with emphasis on LASIK refractive eye surgery. In 2014, he obtained his PhD in Biomedical Sciences specializing in cartilage/bone biology from the University of Bern. He completed 2 years of post-doctoral fellowship in intervertebral disc degeneration/regeneration, where he taught students in the Basics of Molecular Biology at the Medical Faculty of University of Bern. After his post-doctoral fellowship, he moved to Tunisia at the Center of Biotechnology of Sfax and is working since 2017 as Assistant Professor on various aspects of hearing loss.

Master Student Representative

Arina Shvetsova started her master in Biomedical Engineering at the University of Bern in September 2020. Arina is a very motivated person, who is always open for new challenges and who loves medtech and aerospace. As the master student representative, she is the connection between the BME Club and the students.
Arina already gained a lot of experience as an engineer in the mechanical and industrial engineering industry, especially in the aerospace sector. For example, Arina already worked on the design of ejection seat technology for jet fighters or worked for Danfoss as a design engineer. We are very happy that Arina supports the BME Club with her broad experience.

Company Representative

Mark Keller