Design for Safety and Adoption: Human Factors Engineering and Industrial Design Integration Help Win The Market

By Lisa Gunther-LaVergne and Roy Thompson

Think about the products you use every day: your smartphone, your smartwatch, coffee maker, or even your home thermostat. The best of them rarely requires instructions. They communicate how to use them through their shape, controls, feedback, and overall design.

Medical devices should strive to create that same sense of intuitive use, while meeting far higher expectations for safety and performance.

When a product feels "intuitive," we often credit good design. What we don't see is the partnership behind that experience: the research that uncovered user needs and the design decisions that transformed those insights into something people can immediately understand.

This is where two disciplines become inseparable: Human Factors Engineering (HFE) and Industrial Design (ID). Although they're often viewed as separate functions, the most successful medical products emerge when these teams work side-by-side from the earliest stages of development.

Different Disciplines. Shared Mission.

Human Factors focuses on understanding people. How do users think? What mistakes are they likely to make? Which tasks create unnecessary cognitive or physical burden? How can the design minimize use-related risk?

Industrial Design focuses on translating those insights into products that people immediately understand, trust, and want to use. How should it feel in the hand? Which surfaces communicate where to grip? Which colors or textures reinforce intended use? How can the device appear approachable rather than intimidating?

Neither discipline alone creates an exceptional user experience. Together, they do.

When Form Supports Function

People often frame Human Factors and Industrial Design as opposing forces. "We want it beautiful." "We want it safe." In reality, great Industrial Design enhances safety.

Consider an autoinjector intended for patients with rheumatoid arthritis. Human Factors research may reveal that many users have limited grip strength and dexterity, making it difficult to remove a small protective cap or maintain a stable grip during injection.

Industrial Design can transform those insights into meaningful design solutions:

• A larger, textured cap that's easier to remove
• A contoured body that naturally fits the hand
• A wider activation button that's easier to locate without looking
• Surface textures that clearly communicate where to hold the device

The result isn't simply a more attractive product. It's one that's intuitive and safer for patients to use independently.

Reducing Cognitive Load

Not every improvement involves changing a workflow. Sometimes the greatest innovation is making the correct action feel obvious.

Imagine an infusion pump used in a busy hospital. Clinicians often interact with these devices while managing alarms, communicating with colleagues, and caring for multiple patients. Human Factors studies might identify programming steps that users frequently overlook or perform out of sequence.

Industrial Design can reinforce the intended workflow through thoughtful design decisions:

• Controls grouped according to task sequence
• A screen layout that emphasizes the next critical action
• Visual hierarchy that draws attention to high-priority information
• Physical controls that are distinguishable by shape or color, allowing operation without constant visual attention
  

The interface becomes easier to understand because the physical and visual design supports the user's mental model.

Designing for Confidence

Medical devices don't just perform technical functions. They shape emotional experiences.

Consider a wearable insulin delivery system. Patients wear these products every day, often in public. Human Factors research may identify concerns about social stigma, visibility, or fear of operating the device incorrectly.

Industrial Design addresses these concerns by creating products that feel discreet, comfortable, and approachable.

• Rounded edges improve comfort against the skin
• Materials that reduce irritation while blending in with apparel
• A low-profile design increases confidence during daily activities
• Simple visual cues reassure users that they've completed each step correctly

These characteristics don't simply improve aesthetics. They improve adherence and long-term acceptance.

Human Factors Is More Than Validation

One misconception is that Human Factors enters the process near the end of development to conduct usability testing and support regulatory submissions. In reality, Human Factors should influence decisions long before a design is finalized.

Early user research identifies unmet needs. Formative evaluations reveal unexpected use patterns. Industrial designers who better understand the user's needs can rapidly prototype multiple concepts and test them with representative users before significant engineering investment occurs, jump-starting the product development process.

This iterative partnership helps teams answer important questions early, including:

• Can the device be operated with one hand?
• Can older adults read the display?
• Will users naturally orient the device correctly?
• Does the product communicate quality and reliability?
• Can users recover easily if they make an error?

Answering these questions early often prevents expensive redesign later.

Early HFE & ID Integration Supports Better Outcomes

Organizations that integrate Human Factors and Industrial Design can address use-related challenges while there is still flexibility to improve the product. That collaboration can help teams:

• Identify and reduce use-related risk before design freeze,
• Generate stronger usability evidence to support regulatory submissions,
• Improve user satisfaction, confidence, and product acceptance,
• Differentiate products in competitive markets, and
• Create devices that fit more naturally into users’ capabilities, environments, and workflows.

The value is not simply a more polished product. It is a product whose form, interface, and workflow work together to support safe and effective use.

Human Factors and Industrial Design Work Better Together Inspiring User Affinity and Confidence

Exceptional medical devices are rarely remembered because they met technical requirements alone. They're remembered because they felt intuitive. Because they inspired confidence. Because they reduced stress instead of adding to it. Because users could focus on caring for themselves, or their patients, instead of figuring out how the device worked.

That experience doesn't happen by accident. It emerges when Human Factors and Industrial Design collaborate from the very beginning, combining scientific understanding of human behavior with thoughtful design that transforms insight into experience.

When form and function evolve together, everyone benefits: patients, healthcare providers, manufacturers, and ultimately the people whose lives depend on these products.

Case Studies

The following case studies are fictionalized scenarios intended to illustrate common Human Factors and Industrial Design challenges and solutions encountered during medical device development. They do not represent any specific client engagement.

Case Study 1: Autoinjector for Patients with Rheumatoid Arthritis

From Insight to Design

Key Takeaway

Human Factors identify why users struggled; Industrial Design creates a product that better matched users' physical capabilities, limitations, and expectations.

Case Study 2: Infusion Pump Used in Acute Care

From Insight to Design

Key Takeaway

The interface becomes easier not because users received more training, but because the product better supports the way clinicians naturally think and work.

Case Study 3: Laparoscopic Surgical Instrument

From Insight to Design

Key Takeaway

The redesign doesn’t change what the instrument can do; it changes how it feels to use, allowing surgeons to focus on the procedure rather than the tool.

Achieve Better Outcomes and Strong Adoption Through Early Human Factors & Industrial Design Integration

Human Factors Engineering and Industrial Design are sometimes treated as sequential activities: user research first, then design execution. In practice, the strongest products emerge when the disciplines work together throughout development.

Human Factors helps teams understand user needs, capabilities, limitations, and real-world workflows. Industrial Design translates those insights into physical and visual design choices that make safe and effective use easier to understand and perform. Together, they help teams evaluate concepts earlier, uncover use-related challenges before they become costly constraints, and make more informed design decisions as the product matures.

The result is not simply a more attractive device. It is a product that is more intuitive, safer to use, and better aligned with the daily realities of patients and healthcare providers.

The Specialists Your Program Needs

At Veranex, Human Factors Engineering and Industrial Design work alongside Mechanical Engineering, Regulatory, Quality, Preclinical, Clinical, Commercial and Manufacturing specialists to support medical device development from concept through commercialization and adoption.

Whether you are developing a novel product, advancing the next generation of an existing device, or resolving a specific usability or design challenge, we tailor specialist support to the needs of your program. Our integrated teams help translate user insight into practical design decisions that support safe and effective use, a clearer development path, and a product experience that encourages user confidence and adoption.

Talk with our team about applying Human Factors Engineering and Industrial Design to your product strategy, development plan, and users’ real-world needs.

Lisa Gunther-LaVergne is Senior Director, Human Factors Engineering

Roy Thompson is Director, Human Centered Industrial Design

About Product Design & Engineering at Veranex

Concepts sketched on whiteboards don't survive contact with manufacturing tolerances, sterilization requirements, or real-world clinical use. Veranex Product Design & Engineering transforms early-stage ideas into robust, manufacturable medical devices through integrated mechanical, electrical, and software engineering, with industrial design, prototyping, and DFM expertise built in from the start. Upstream, our engineers receive validated user needs from Research and Strategy, Human Factors engineers, biocompatibility guidance on material selection, and regulatory intelligence and quality guidance that shapes design inputs before CAD work begins. Downstream, mature designs flow into testing and verification, manufacturing for clinical builds, and preclinical studies, with documentation aligned to quality systems and regulatory submissions. When design decisions are informed by downstream constraints from day one, you avoid the costly rework loops that stall programs and drain capital. In short, we add velocity to your vision as the industry's first and only Medical Device Innovation CRO.