Did you know stethoscopes were invented in 1819? Rene Laennec, a French physician, used a perforated wooden cylinder to transmit sounds from the patient’s chest to his ear. Since then, doctors have been using stethoscopes to “listen in” on patients’ hearts. If he was here today, Dr. Laennec would definitely be impressed by the advancements in the technology of… Continue reading Top 2 Factors to Consider When Buying a Stethoscope