Sheldon J. Segal dies at 83; scientist led development of long-lasting contraceptives

His team created Norplant, Jadelle, Mirena and other devices. Sheldon J. Segal, who led the team that developed Norplant, Jadelle, Mirena and other long-lasting contraceptive agents that are used by more than 120 million women around the world and who promoted the idea that women did not have to have monthly menstrual cycles, died Oct. 17 at his home in Woods Hole, Mass.

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