(Phys.org)—For people whose blood does not clot appropriately, such as those with hemophilia, diabetes, or cancer, getting an injection or blood draw with a hypodermic needle is not a trivial matter. Because the needle punctures the patient, this can result in continuous bleeding and risk of blood-borne infection. While researchers have looked at alternative methods, syringe injections are still the best method for rapid drug delivery. One solution could be a self-sealing syringe.
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