Ah, 1816, when the business went t*ts up

No, doctors who work on non healthy patients love the stethoscope. Especially if their patient's chest was covered in open pus filled sores.

Is it just me or is her chest rather.. excessively hairy

So the inventor of the stethoscope, René Laennec, made it because he felt uncomfortable holding his head to a woman's breasts to hear her heartbeat.

until they had to treat a hairy person