Word: grvintzig
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...blocked artery. Then a smaller tube with a tiny, uninflated balloon at its tip is threaded through the larger tube and centered in the plaque-narrowed area. The balloon is inflated for several seconds, flattening the plaque against the artery walls and opening the passage. Dr. Andreas Grvintzig at Emory University, who developed the experimental technique, says it unblocks arteries in 90% of attempts. If the vessel narrows later, as has happened 10% to 15% of the time, the procedure can be done again. Researchers estimate that 5% of those who are candidates for bypass operations might be treated just...
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