Show Knitting Machine Makes Arteries l' l t What happens when two surgeons surgeons surgeons sur sur- geons and a knitting machine manufacturer put their heads and skills together They de devise devise devise de- de vise a new knitting machine which using 50 tiny needles per inch fashions the s sma smallest m a 11 e est s t man man-m man made de arteries yet devised de de- de- de only only six millimeters or ora ora ora a quarter of an inch in eter REPORTING ON their collaboration collaboration col col- at a recent medical meeting here Dr Sigmund A A. A i of the State University University Uni Uni- of New York Downstate Medical Center and Mercy Hospital in Long Island noted that he and a colleague from I Seattle as well as the manufacturer manufacturer manufacturer manu manu- had tested some different kinds of fiber before hitting on the extremely fine Une Dacron that proved to have the necessary flexibility elasticity and durability D Dr noted that arteries made by the new machine machine machine ma ma- chine have already replaced natural arteries in the lower li limbs of 42 patients whose blood vessels had been blocked by severe hardening of ot the ar ar- ar teries IT IS HOPED the researchers research research- ers said that he heart hear art t attacks brought on by faulty circulation within the h he heart e a art r t Itself m may a y someday be reduced through arterial replacement |