Creating a part that is specific to a patient's organ takes on even more importance with diseases like bronchial malacia, in which conventional intervention is risky and often the alternative is life on a ventilator.

CNN: 3-D printer helps save dying baby

"There is no specific evidence that the fall in donor numbers is related to the Welsh government's proposed legislation on organ donation, " added Mr Drakeford.

BBC: Organ donations in Wales fall over 12 months