The drug-eluting stent is an example of a drug–device combination ... which is a combination of superparamagnetic iron oxide nanoparticles (which are MRI imaging agents) and Dextran (a sugar ...

Boki underwent the procedure at Wildwood Trust, near Canterbury, after an MRI scan revealed he had hydrocephalus, a build-up of fluid in the brain, which had been causing seizures. The operation took ...