A Dallas, Tex., doctor predicted here Tuesday night that thou-j sands of incapacitated lung and heart patients will soon be able to resume normal activity through the use of a "portable" oxygen tank.
Dr.. William F. .Miller, associate professor of medicine at the University of Texas Southwestern medical school, said the device would be of tremendous value to patients suffering from heart and lung diseases causing shortness of breath.
He discussed the device in an interview following a talk before the Orleans Parish Medical Society at Hutchinson Memorial auditorium.
"The importance of such a device," he said, "is that there are many lung patients who are totally tied down. They can't walk across the street without shortness of breath.
CHEST PAINS
"The same is true with many heart patients. They develop chest pains from oxygen lack when they do any excessive exercise. Many become afraid and become completely dependent."
Dr. Miller said such devices are] already in use but '-they ar
