Women in Bolivia weave devices which can help repair holes in hearts
(WorldNews Health)

A team of Bolivian women are using indigenous Aymara weaving patterns to craft devices that can help repair heart defects, doctors involved in developing the device report in JAMA. The device is woven from a nickel-titanium alloy that can be collapsed and delivered within a catheter to the heart, where it’s then expanded to repair a hole. Traditional Aymara weavers repeat an Andean cross or chakana symbol up to 120 times to craft the device, called Nit-Occlud...