An open-source stethoscope that costs between $2.5 and $5 to produce | Hacker News

Hacker News discussed an open-source stethoscope that can reportedly be made for $2.50 to $5 using 3D-printed parts.

Commenters argued that a $100 commercial stethoscope is not just about materials, but also regulation, reliability, and durability.

For healthcare providers, everyday clinical use demands equipment that can withstand heavy use and meet medical standards.

The debate highlights the gap between low-cost maker projects and the practical requirements of safe medical devices.