nazih zuhdi performed the first total intentional hemodilution open heart surgery on terry gene nix, age 7, on february 25, 1960, at mercy hospital, oklahoma city, ok. the operation was a success; however, nix died three years later in 1963. in march, 1961, zuhdi, carey, and greer, performed open heart surgery on a child, age , using the total intentional hemodilution machine. in 1985 zuhdi performed oklahoma's first successful heart transplant on nancy rogers at baptist hospital. the transplant was successful, but rogers, a cancer sufferer, died from an infection 54 days after surgery.