Blexx, a startup whose tool destroys used hypodermic needles, wins Madison pitch contest.

Blexx Technology, a company started by a 21-year-old UW-Madison student with a new tool to dispose of used hypodermic needles, picked up the top prizes at the Elevator Pitch Olympicson Thursday.

Blexx got the judges’ No. 1 ranking and won the “people’s choice” award in the event, a high-speed pitch contest that gives entrepreneurs 90 seconds — about the time it takes to ride an elevator — to explain their startups.