The number of women undergoing tubal sterilization in U.S. hospitals increased from 200,000 in 1970 to 700,000 in 1978 (7). Since 1979, CDC has been collecting informa tion on deaths associated with tubal sterilization. Of 20 reported deaths, only 3 can be directly attributed to complications o f a particular sterilization technique. A ll 3 followed thermal bowel injury sustained w ith unipola...