Red cotton candy machine from above, the white two part 3D printed guard ring lies around the silver spinner head.

Removable Guard Ring for the Cotton Candy Machine

A magnetically held, dishwasher safe 3D printed guard ring that makes cleaning the cotton candy machine much easier.

October 8, 2026 · 5 min · Josias Neumüller
Two black 3D printed video laryngoscopes with red lettering NOT FOR HUMAN USE, the hyperangulated blade on the left, the Macintosh blade on the right; the right one is connected to a USB C charging cable and glows red, the blade lighting is switched on.

3D Printed Video Laryngoscope

A wireless video laryngoscope for teaching, built from a cheap WiFi endoscope camera and a 3D printed housing.

October 7, 2026 · 10 min · Josias Neumüller
Logitech Spotlight presenter with USB C adapter and short charging cable in front of the black 3D printed case, whose opened lid is labeled PRESENTER JOSIAS in orange.

Case for the Logitech Spotlight Presenter

A compact, sturdy case for a presenter, with room for an adapter and a charging cable.

October 5, 2026 · 4 min · Josias Neumüller
Close up of the hinge in the head model with the tongue marked in red.

Head Model for Obstructed Airways

A low cost demonstration model for first aid training

September 4, 2026 · 3 min · Josias Neumüller