Unsupported browser

You are using an outdated browser. Please upgrade your browser to improve your experience.

Sign up for an Award

Participate with your entry in one of our professional or student awards.

Sign up for an award

Sign up for a Profile

Create your own profile and publish it in the iF WORLD DESIGN GUIDE.

Sign up for a profile

Learn more:


Present your project for free and win your share of EUR 50,000 in prize money.

Publish your project

One time Injection / Injection needle

One time Injection
One time Injection

One time injection needle design is one that tells intuitively whether it had been used before or not.
First is hearing the sound of opening the cover. One is able to understand that it is a new one by hearing the sound associated with the opening of the cap of injection needle.
Second, one is able to observe the red letters marked 'used'. After lowering the cover, one is able to see the word 'used' in red letters on white background to determine whether it had been used or not. Because person's blood wet on the letters 'used' inner of one time injection.


Kookmin University

Kookmin University
System Design
Seoul, South Korea


Gyeongwan Koo's house

Gyeongwan Koo's house
Seoul, South Korea