Photography via Pexels (free licence)

implant-model: photographer on photo page — https://www.pexels.com/photo/6502306/
tray: photographer on photo page — https://www.pexels.com/photo/305566/
operatory: photographer on photo page — https://www.pexels.com/photo/30902075/
handpieces: photographer on photo page — https://www.pexels.com/photo/6627668/

avatar (round profile photo, author card (section 5)): AI-generated image (Runway, text-to-image) of a fictional person, created for this concept.
It depicts no real individual; "Dr. Mireille Duval" does not exist. The page labels it as AI-generated.