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Membrane necklace | sterling silver
and neurosurgeons working at L1 to L5
rotates freely
A biconcave disc 7-8 micrometers across
24 mm pendant in 18k gold vermeil over a sterling silver core
stethoscope studs | silver horizontalDNA_Upsell Membrane necklace | sterling silverStethoscope studs sterling silver Ren Laennec invented the stethoscope in 1816 because he couldn't bring himself to press his ear directly to a patient's chest. His wooden tube became the defining symbol of medicine, and it has never lost that meaning. The Science Behind the Stethoscope Laennec's insight was that sound travels better through a confined medium than through open air. His paper tube channelled vibrations from the chest wall into the
