
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
Rescue from the rubble: Mobile vital signs monitoring in USAR operations
How the cosinuss° in-ear sensor can improve patient care in hard-to-reach collapsed structures Earthquakes, collapsed buildings, and hard-to-access operational environments pose unique [...]
Advancing patient care in wilderness medicine
“Technologies like the c-med° alpha can significantly improve patient care in remote environments - Especially since the sensor can complement existing patient monitors, such [...]
Upcoming Events
ICAR Congress 2026
Date: 6–11 October 2026 Location: Innsbruck, Austria The International Commission for Alpine Rescue (ICAR) and the Austrian Mountain Rescue Service (ÖBRD) invite [...]
TREMA Days 2026
Date: October 23–24, 2026 Location: Mosbach, Germany From October 23–24, 2026, this year’s TREMA Days will take place at the Training Center [...]
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












