Hand-cranked device tells blood type and red cell levels in 1 minute
4 Articles
4 Articles
Researchers at Taiwan National University developed a small hand-held device that allows for blood type determination and an estimate of red blood cell count within about one minute, using a small drop of blood, and without the need for electricity or large laboratory equipment.
Hand-cranked device tells blood type and red cell levels in 1 minute
When someone is badly injured, doctors urgently need two facts: the patient's blood type, so that a transfusion is safe, and their hematocrit, the share of the blood made up of red blood cells, which reveals blood loss or anemia. Hospitals measure both with large machines that need electricity and trained staff, which are often unavailable in ambulances, disaster zones or remote clinics.
Hand-powered blood test reveals blood type in just one minute
A small hand-powered device can identify a person’s blood type and measure red blood cell levels in about one minute. The invention could help medical teams make faster decisions when electricity and laboratory equipment are unavailable. Knowing blood type is essential before many transfusions. Measuring the share of blood made up of red blood cells […]
A plastic chip and a crank: from 3 microlitres of blood emerge blood type and haematocrit in 1 minute, without current.The article Farewell laboratory: a crank reveals the blood group in 1 minute is taken from Future Next.
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