WEDNESDAY, June 15, 2016 (HealthDay News) — Brain cancer patients might benefit from an implantable ultrasound device that appears to enhance chemotherapy treatment, a small study says.

Researchers from the Pitie-Salpetriere Hospital in Paris and other French institutions tested the experimental device on 15 patients with recurrent glioblastoma, a particularly deadly brain cancer. When the so-called SonoCloud was activated, sound waves opened the blood-brain barrier, letting in more chemotherapy, they said.

“The walls of the blood vessels in the brain are very difficult to cross for certain molecules,” said Frederic Sottilini, CEO of Paris-based CarThera, the company developing SonoCloud.

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