https://www-telegraph-co-uk.cdn.ampproject.org/c/s/www.telegraph.co.uk/science/2019/11/10/blood-cleaning-treatment-pulls-disease-body-using-magnets-ready/amp/

Blood ‘cleaning’ treatment which pulls disease from body using magnets ready for human trials

Dr George Frodsham, who came up with the idea
Dr George Frodsham, who came up with the idea

Deadly conditions like leukaemia, sepsis and malaria could be drawn from the body using magnets, after a British engineer designed a blood filtering system which sieves away disease.
Dr George Frodsham, came up with the idea while studying how magnetic nanoparticles can be made to bind to cells in the body, to allow, for example those cells to show up on scanners….The first human trials of the technology – called MediSieve – are awaiting approval from the Medicines and Healthcare products Regulatory Agency (MHRA) and are likely to start next year.   (See link for full article)