Publications de Klaus Benedikt Schönenberger

Barriers and Facilitators to the Preadoption of a Computer-Aided Diagnosis Tool for Cervical Cancer: Qualitative Study on Health Care Providers' Perspectives in Western Cameroon

Klaus Benedikt Schönenberger, Jean-Philippe Thiran

Background: Computer-aided detection and diagnosis (CAD) systems can enhance the objectivity of visual inspection with acetic acid (VIA), which is widely used in low- and middle-income countries (LMICs) for cervical cancer detection. VIA's reliance on subj ...

JMIR PUBLICATIONS, INC2025

Embedded solution to detect and classify head level objects using stereo vision for visually impaired people with audio feedback

Klaus Benedikt Schönenberger, Mario Andres Chavarria Varon

This work presents an embedded solution for detecting and classifying head-level objects using stereo vision to assist blind individuals. A custom dataset was created, featuring five classes of head-level objects, selected based on a survey of visually imp ...

Springer Science and Business Media LLC2025

Correction: Embedded solution to detect and classify head level objects using stereo vision for visually impaired people with audio feedback

Klaus Benedikt Schönenberger, Mario Andres Chavarria Varon, Silvan Suter

Springer Science and Business Media LLC2025

Challenges and Opportunities of the Human-Centered Design Approach: Case Study Development of an Assistive Device for the Navigation of Persons With Visual Impairment

Klaus Benedikt Schönenberger, Mario Andres Chavarria Varon, Silvan Suter

Background Visual impairment (VI) significantly impacts quality of life, particularly in autonomous pedestrian navigation. Limitations in independent navigation lead to frustration, diminished confidence, and risks to bodily integrity for individuals with ...

JMIR Publications Inc.2025

Healthcare Provider and Parent Perceptions of Newborn Care and Referral Pathways in Three Hospitals in Western Kenya; a Formative Study

Klaus Benedikt Schönenberger, Silvan Suter

Background The common causes of the 1.1 million newborn deaths in sub-Saharan Africa are birth asphyxia and trauma, severe infections, and complications of prematurity. Hypothermia is also a major threat to newborn survival. Three-quarters of newborn death ...

FRONTIERS MEDIA SA2025

Science and technology: a framework for peace

Solomzi Makohliso, Klaus Benedikt Schönenberger, Mariazel de la Candelas Maqueda López

With global conflicts on the rise, it is crucial for transdisciplinary researchers to become more actively involved in leveraging technology to promote peace. After years of experience and discussions with multiple stakeholders, we have identified specific ...

Springer Science and Business Media LLC2024

Circular and net-zero opportunities in the management of electronic waste in low- and middle-income countries: the example of Ghana

Solomzi Makohliso, Klaus Benedikt Schönenberger

Low- and middle-income countries suffer from excessive accumulation of electronic waste (e-waste), partly owing to a lack of recycling infrastructure and relevant policy frameworks, which can lead to significant toxic exposure of the surrounding population ...

Routledge Journals, Taylor & Francis Ltd2024

Assessing the implementation of user-centred design standards on assistive technology for persons with visual impairments: a systematic review

Klaus Benedikt Schönenberger, Mario Andres Chavarria Varon

Despite scientific and technological advances in the field of assistive technology (AT) for people with visual impairment (VI), technological designs are frequently based on a poor understanding of the physical and social context of use, resulting in devic ...

Frontiers Media Sa2023

Assessment of water, sanitation, and hygiene services in district health care facilities in rural area of Mekong Delta, Vietnam

Solomzi Makohliso, Klaus Benedikt Schönenberger

Access to sufficient water, sanitation, and hygiene (WASH) services is a crucial requirement for patients during therapy and general well-being in the hospital. However, in low- and middle-income countries, these services are often inadequate, resulting in ...

SPRINGER2022

Leaving no aspect of sustainability behind: A framework for designing sustainable energy interventions applied to refugee camps

Solomzi Makohliso, Klaus Benedikt Schönenberger

The issues of forced displacement and energy for sustainable development are convergent: an estimated 90% of displaced people globally have no access to electricity, while 85% of refugees are hosted in developing countries. However, few tools to plan and d ...

2022

X-ray imaging detector for radiological applications adapted to the context and requirements of low- and middle-income countries

Klaus Benedikt Schönenberger, Hubert Blanchard, René Salathé, Jean-Philippe Thiran, Romain Sahli, Sébastien Emmanuel Blanc, Mario Andres Chavarria Varon, Matthias Hüser, Jérôme Schmid

This paper describes the development of a novel medical x-ray imaging system adapted to the needs and constraints of low- and middle-income countries. The developed system is based on an indirect conversion chain: a scintillator plate produces visible ligh ...

2022

Ending Neonatal Deaths From Hypothermia in Sub-Saharan Africa: Call for Essential Technologies Tailored to the Context

Solomzi Makohliso, Klaus Benedikt Schönenberger, Silvan Suter

Neonatal death represents a major burden in Sub-Saharan Africa (SSA), where the main conditions triggering mortality, such as prematurity, labor complications, infections, and respiratory distress syndrome, are frequently worsened by hypothermia, which dra ...

FRONTIERS MEDIA SA2022

A functional approach towards the design, development, and test of an affordable dynamic prosthetic foot

Joël Cugnoni, Klaus Benedikt Schönenberger, Kamiar Aminian, John Botsis, Véronique Michaud, Mathieu Pascal Falbriard, Rajasundar Chandran

Humanitarian actors involved in physical rehabilitation, such as the International Committee of the Red Cross (ICRC), usually provide their beneficiaries with lower-limb prostheses comprising Solid Ankle Cushion Heel (SACH) feet as these are considered app ...

PUBLIC LIBRARY SCIENCE2022

The status of refrigeration solutions for last mile vaccine delivery in low-income settings

Solomzi Makohliso, Klaus Benedikt Schönenberger

Recommendations for storage of most vaccines imply a continuous exposure to a temperature range between 0 degrees C and 10 degrees C, from the production to the administration to beneficiaries. According to the World Health Organization, more than 50% of v ...

ELSEVIER2022

Transparent composite nano-fibre based multi-layer textile

Klaus Benedikt Schönenberger, Thierry Pelet

A composite multi-layer textile (1), comprising at least one nanofibre layer (11) with nanofibres with diameters below 100nm and one support layer (12) with microfibres with diameters below three microns, wherein the layers (11, 12) were produced by electr ...

2021

Academic-humanitarian technology partnerships: an unhappy marriage?

Klaus Benedikt Schönenberger, Dikolela Kalubi

National Academy of Sciences2021

Design Approaches for Creating Person-Centered, Context Sensitive, and Sustainable Assistive Technology with the Global South

Klaus Benedikt Schönenberger, Mario Andres Chavarria Varon

The implementation of non-user-centered design is sometimes effective for traditionally mass-produced items; however, these methods do not take into account local needs, resources, and cultures, and the history of individual people and communities in low- ...

Oxford University Press2021

Study protocol for a two-site clinical trial to validate a smartphone-based artificial intelligence classifier identifying cervical precancer and cancer in HPV-positive women in Cameroon

Solomzi Makohliso, Klaus Benedikt Schönenberger, Jean-Philippe Thiran, Roser Vinals Terres

Introduction ...

PUBLIC LIBRARY SCIENCE2021

X-ray imaging detector for radiological applications in the harsh environments of low-income countries

Klaus Benedikt Schönenberger, René Salathé, Jean-Philippe Thiran, Mario Andres Chavarria Varon

This paper describes the development of a novel medical X-ray imaging system adapted to the needs and constraints of low and middle-income countries. The developed system is based on an indirect conversion chain: a scintillator plate produces visible light ...

2020

The status of refrigeration techniques for vaccine storage and transportation in low-income settings

Solomzi Makohliso, Klaus Benedikt Schönenberger

Vaccines need to be continuously stored between 2°C to 8°C, from their production to administration to beneficiaries. Every year, more than 25% of vaccines are wasted. One of the main reasons for this wastage is the lack of cold chain continuity in low-inc ...

2020