Product Placement Blog ➞ 3M3M Littmann Stethoscope Used by Tasso Feldman as ER Doctor Irving Feldman in The Resident S04E08 “First Days, Last Days” (2021)March 10, 2021 Sergey TV Show Hi! On Wednesday, March 10, I analyzed a TV Show and product placement was spotted: 3M Littmann Stethoscope Used by Tasso Feldman as ER Doctor Irving Feldman in The Resident S04E08 “First Days, Last Days” (2021).Here are 3 image(s) below: