Product Placement Blog ➞ 3M3M Littmann Stethoscope in Grey's Anatomy S19E18 “Ready to Run” (2023)May 12, 2023 Sergey TV Show Hi! On Friday, May 12, I watched a TV Show and product placement was spotted: 3M Littmann Stethoscope in Grey’s Anatomy S19E18 “Ready to Run” (2023).