Are leeches being used in modern medicine?

Medicinal leeches poised for comeback in Scottish Highlands

Disc-shaped sucker on the head of a medical leech.

Hirudo medicinalis - Wikipedia

What We Can Learn From The Genome Of Doctors' Favorite Medicinal Leech

Leech therapy: What does it feel like and does it work?

Modern Medical Treatments

Maggots and Leeches: Old Medicine is New

The Truth About Leech Collecting In The 1800s

Cosmetics, Free Full-Text

Leech – Field Station

What is Leech Therapy?