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Mobile Medical Unit

A cargo bike that folds open into a small GP practice, bringing primary care to homeless people in the place where they already are.

The Mobile Medical Unit: a cargo bike with its cabinet folded open

Project Scope

People who live on the street often avoid regular healthcare. Small problems go untreated, and a simple wound can grow into a serious infection or even an amputation. A doctor’s bag carries too little to treat someone properly on location, and an ambulance is too big, too expensive and too intimidating.

For a general practitioner who works with homeless people, our team of six students designed a mobile practice built on an electric cargo bike. It brings planned GP care, not emergency care, to shelters and to spots like the space under a bridge, so a doctor can build trust and treat small problems before they become big ones.

The client was very enthusiastic about the result and can see it becoming part of the healthcare for homeless people.

The opened unit with both equipment cases in place

Role

Product designer in a team of six

We worked as one design team and made almost every decision together, from the research and the three concept directions to the final design.

My own focus was the medical unit on the bike. I worked out how it opens and how the parts move, and I tested those mechanics by building test models, ending with a 3D printed mockup of the complete bike and unit.

PROJECT GOAL

Design a mobile, modular primary care unit that lets a GP offer care to homeless people in the city in a way that is accessible, safe and hygienic.

Challenges

A practice has to fit on a bike, and still feel safe to walk up to.

01

Care that people avoid

Many homeless people stay away from regular care, so the doctor has to come to them and earn their trust first.

02

Between a bag and an ambulance

A doctor’s bag holds too little for treatment on location. An ambulance is too large, too costly and scares people off.

03

A friendly presence

The unit had to look supportive and non-aggressive, so that walking up to it feels like a small step.

04

Clean and contaminated apart

Wound care on the street needs a strict split between clean supplies and used material such as needles.

05

Street and shelter

Care happens outside and indoors, so the equipment has to leave the vehicle and roll into a shelter.

06

Safe to leave alone

Medication and a laptop travel along, covering 10 to 20 km a day, and must stay secure when the doctor steps away.

Solutions

One bike that carries the practice, opens it up and lets it travel on without the bike.

01

An electric cargo bike as the base

Small enough for a bike path or a shelter entrance, with the range for a day in the city and a familiar look.

02

A cabinet that folds open

A side door swings out and a front panel folds down, turning the cargo box into a work station with a worktop on top.

03

Cases that come off the bike

Equipment travels in removable cases, so care can move into a shelter while the bike stays outside.

04

A case that becomes a table

The large case rolls on its own wheels, stands up on folding legs and opens at working height.

05

Calm green and soft shapes

Green and white panels with rounded cases keep the unit far from the look of an ambulance.

06

Proven with test models

Laser cut and 3D printed models showed whether the hinges, panels and folding legs work before details were fixed.

Key Views

A GP at the opened unit on a city square, talking with a woman carrying a backpack
Test model of the rolling case on its folding legs
Test model of the rolling case: laser cut plywood, cardboard wheels and 3D printed joints.
Render of the rolling case opened on its folding stand
The rolling case opened on its folding stand, with the trays lifted out to both sides.