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  • This Vampire-Like Suction Device Lets Patients Draw Blood At Home

    This Vampire-Like Suction Device Lets Patients Draw Blood At Home

    Patients dealing with cancer or infectious diseases require frequent blood tests to monitor their conditions. And, although important, frequent trips to the doctor to give samples can be very time-consuming. But a small device called the HemoLink that uses gentle vacuum pressure promises to let patients easily draw their own blood at home.