focused ultrasound
Ultrasound opens the brain’s barrier to Alzheimer’s drugs in tiny trials
About 260 people with Alzheimer’s have had the procedure across 27 studies, none of them randomized, and the most striking result so far comes…
Gentle brain ultrasound reaches deep targets but has not yet proved it helps
A critical review in Frontiers in Neuroscience counts 177 registered trials worldwide, finds most human studies under 20 people, and says no indication is…
FDA authorizes focused ultrasound that closes varicose veins through the skin
Theraclion’s Sonovein won a De Novo authorization on November 4, backed by a 70-patient, single-arm trial that reported 96.8% of treated veins closed at…
A 366-patient trial tests ultrasound that helps chemotherapy reach pancreatic tumors
The Korean company IMGT enrolled its first US patient at the University of Virginia this month, after a 30-patient pilot too small to settle…
Histotripsy shrank month-old vein blockages by 59% in three pigs
A Chicago and Michigan team built scarred, collagen-heavy clots in pig leg veins, then broke them up with focused sound, in a six-animal pilot.
Histotripsy breaks up liver tumors with sound, and the trials show where it stands
The pivotal trial hit 95% of its targets, but its one-year tumor control reads 63% or 90% depending on how the scans are judged.
A focused ultrasound epilepsy trial at UNC reports its first big drop
A 10-patient phase 1 study is aiming sound beams through the skull at seizure tissue, and one man went from about 85 seizures a…
A bandage-sized ultrasound implant watches the injured spinal cord
Johns Hopkins engineers tested the device in pigs and human cadavers, and in healthy pigs its focused ultrasound changed how fast blood moved in…
Singapore clears histotripsy, the sound-wave tumor treatment, for liver use
It follows Taiwan in May and Europe in July, and a 553-patient review this spring found the treatment hit its target 94% of the…
A Chinese pilot tracked symptoms for three months after cancer HIFU
In 54 people with mostly stage IV cancer, the worst symptoms bottomed out a month after one focused-ultrasound session, but the study had no…
Treating both sides of the brain with ultrasound helped Parkinson’s, at a cost
In a nine-centre trial of 54 patients, a second incisionless ultrasound lesion added modest motor gains, and one in four had lasting speech, gait…
Focused ultrasound eased delusions in a 10-person schizophrenia pilot
One sham-controlled session aimed at a deep brain region cut delusion scores at NYU, and UCSF is now testing five days of sessions for…