A fully functional and research-validated stethoscope composed of a few 3D printed parts and some easy to source materials like a few centimeters of tubing, a cut out from a report cover for the membrane and a rubber band to fix it on the 3D printed head. The ear plus are cast of plumber’s sanitary silicone in a 3D printer mould. The pieces are printed on an open-source 3D printer. The complete stethoscope it is a welcome tool for doctors in a part of the world where even procuring stethoscopes is almost impossible. The final goal is for the bell and the rest of the stethoscope to cost between $4 to $5 to produce and distribute.
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