Brain bleed breakthrough? new study tests artery blocking to avoid surgery
Disease control
Completed
This study tested a procedure that blocks a blood vessel in the brain to treat subdural hematoma, a type of brain bleed. Instead of standard surgery, doctors used a liquid material called Onyx to seal the artery. The trial involved 600 people with subacute or chronic subdural hem…
Phase: NA • Sponsor: Medtronic Neurovascular Clinical Affairs • Aim: Disease control
Last updated Jun 27, 2026 08:03 UTC