
Ultralight & mobile patient monitoring technology
Universally available vital signs data with the cosinuss° patient monitoring solution: First-in-class medically certified, 8.6 gramms in-ear sensor to monitor several vital parameters, in combination with high-end software solutions to enable access to the data wherever the patient is.
References
Interview: Challenges in High-Altitude Rescue
Dr. Alan Stone and Dr. Jeremy Windsor tested the mobile patient monitoring system, consisting of the in-ear sensor1 and accompanying app, as part of the Slava Topol Project on Lenin Peak in Kyrgyzstan. At 7,134 metres, the mountain is known for rapid ascents and the associated risk of severe altitude illness.
Interview: Rescue from the rubble: Mobile vital signs monitoring in USAR operations
Earthquakes, collapsed buildings, and hard-to-reach incident sites pose unique challenges for emergency responders. Especially in such situations, continuous monitoring of vital signs can be crucial to providing patients with the best possible care, even under the most difficult conditions. Florian Reuter, a paramedic from Wipperfürth and a member of the USAR team at @fire – Internationaler Katastrophenschutz Deutschland e.V., has firsthand experience with these types of situations.
Interview: Advancing patient care in wilderness medicine
Providing medical care in remote and extreme environments requires experience, adaptability, and the right tools. Axel Ernir Vidarsson, a professional firefighter, emergency medical technician (EMT), and longtime search and rescue expert from Iceland, has been working and teaching under precisely these conditions for nearly two decades.
Latest news
Interview: Challenges in High-Altitude Rescue
“Being able to monitor the patient remotely and see how their condition is developing is invaluable.” Reliable monitoring of vital signs can [...]
Study: Energy expenditure estimation with in-ear sensor
New paper published by cosinuss° on the feasibility of energy expenditure estimation during outdoor walking using in-ear sensors A study by cosinuss°, [...]
Upcoming Events
Airmed World Congress 2026
Date: September 16–18, 2026 Location: Munich, Germany From September 16–18, 2026, ADAC Luftrettung, on behalf of the European HEMS and Air Ambulance [...]
ISTC Medical Symposium 2026
Date: September, 22-24 2026 Location: Staufer Kaserne Pfullendorf, Germany The International Special training Centre (ISTC) is delighted to present its fourth annual [...]
Study: Tele-COVID – Remote Patient Monitoring for COVID-19
In a reference study the cosinuss° Remote Vital Signs Monitoring technology offers the essential basis for an early warning solution, primarily for high risk patients of COVID-19.
- Real-time Vital Signs
- Early Warning Algorithms
- Access for healthcare institutions
Insights Based on Evidence
The key to personalized medicine is reliable data.
cosinuss° is setting the future standard in mobile vital signs monitoring.
Why Inside The Ear
The outer ear canal is the optimal place to continuously capture relevant health data with high precision.

Advantages for vital signs measurements:
- protected placement
- dark surrounding
- slow movements
- best blood supply
- proper tissue contact
- accepted wearing












