Circular Economy Principles in Medical Device Design for Low-Resource Settings: A Gap in Application

Why It Matters

This research highlights a critical gap in how medical devices are designed for challenging environments. By not fully embracing circular economy principles, we miss opportunities to reduce waste, extend product lifecycles, and ensure more sustainable access to essential healthcare equipment.

Key Finding

The study found that while some aspects of circularity like making devices last longer and be repairable are considered, there's a significant lack of focus on deeper circular economy strategies such as refurbishment, remanufacturing, and recycling in medical device designs for these specific regions.

Key Findings

• Principles of durability, maintenance, repair, and upgrade were identified in the design of medical devices for low-resource settings.
• The intentional application of these principles from a circular economy approach could not be inferred.
• There was no attention given to refurbishment, remanufacturing, and recycling principles.

Research Evidence

Aim: To what extent have circular economy principles been applied in the design of medical devices for low-resource settings in Sub-Saharan Africa?

Method: Systematic Review

Procedure: A systematic review of scientific literature was conducted, screening 1,799 papers and analyzing 29 relevant studies on medical device design for low-resource settings in Sub-Saharan Africa.

Sample Size: 29 studies

Context: Design of medical devices for low-resource settings in Sub-Saharan Africa.

Design Principle

Design for Disassembly and Material Recovery: Medical devices should be designed with their end-of-life in mind, facilitating easy disassembly for repair, refurbishment, remanufacturing, and material recycling.

How to Apply

When designing any product for a context with limited resources or waste management infrastructure, consider how the product can be easily repaired, upgraded, refurbished, or its materials recovered and reused at the end of its primary use cycle.

Limitations

The study could not infer whether the identified principles were intentionally applied from a circular economy approach; it focused on the presence of principles rather than the underlying design philosophy.

Student Guide (IB Design Technology)

Simple Explanation: Even though some medical devices for poorer countries are made to last longer and be fixed, designers aren't really thinking about how to reuse parts or materials when the device is finally thrown away. This means we're missing a big chance to be more eco-friendly and make these devices more sustainable.

Why This Matters: Understanding how circular economy principles are (or aren't) applied helps you design more sustainable and responsible products, especially for contexts where resources are scarce and waste management is a challenge.

Critical Thinking: Given that the motivational basis for using principles like durability and repair was to ensure healthcare provision, how might a designer balance this primary goal with the secondary goal of material recovery and reuse without compromising the device's functionality or affordability?

IA-Ready Paragraph: This research highlights a significant gap in the application of comprehensive circular economy principles within the design of medical devices for low-resource settings. While elements such as durability and repairability are present, deeper strategies like refurbishment, remanufacturing, and recycling are largely overlooked, indicating a need for designers to integrate a more holistic circular approach to ensure long-term sustainability and resource efficiency in these critical applications.

Project Tips

• When designing a product, think about what happens to it after it's no longer useful. Can it be easily taken apart for repairs or to reuse its components?
• Research existing products in your chosen context and identify which circular economy principles are already being used, and which are missing.

How to Use in IA

• Reference this study when discussing the importance of circular design in your product development process, particularly if your design aims to address resource limitations or waste reduction.
• Use the findings to justify the inclusion of specific circular design strategies in your project.

Examiner Tips

• Demonstrate an understanding of the full lifecycle of a product, not just its initial use.
• Critically evaluate the extent to which circular economy principles have been integrated into your design, beyond superficial claims.

Independent Variable: Application of circular economy principles (durability, maintenance, repair, upgrade, refurbishment, remanufacturing, recycling).

Dependent Variable: Presence and inferred intentionality of circular economy principles in medical device designs for low-resource settings in Sub-Saharan Africa.

Controlled Variables: Medical devices, low-resource settings, Sub-Saharan Africa.

Strengths

• Systematic approach ensures comprehensive literature coverage.
• Focuses on a specific, under-researched context (medical devices for low-resource settings).

Critical Questions

• What are the economic and logistical barriers to implementing refurbishment, remanufacturing, and recycling for medical devices in low-resource settings?
• How can designers be incentivized to prioritize circular economy principles beyond immediate functional requirements?

Extended Essay Application

• Investigate the feasibility of designing a modular medical device for a low-resource setting that prioritizes repair, upgrade, and end-of-life material recovery.
• Conduct a comparative analysis of the lifecycle environmental impact of a traditionally designed medical device versus a circular economy-inspired design for a specific low-resource context.

Source

The extent to which circular economy principles have been applied in the design of medical devices for low-resource settings in Sub-Saharan Africa. A systematic review · Frontiers in Sustainability · 2023 · 10.3389/frsus.2023.1079685