The winner of TechCrunch Startup Battlefield 2024 is Salva Health.Salva Health was created to address the gap in breast cancer survival rates in Latin America by developing a portable device for early detection.The runner-up of the competition was Gecko Materials, a startup that invented a super-strong dry adhesive inspired by gecko feet.Startup Battlefield has a strong legacy with past winners including Dropbox, Discord, Cloudflare, and Mint.