When the PSA block is combined with the anterior superior alveolar (ASA) block using an infraorbital approach, often referred to as the infraorbital (IO) block, the entire maxillary arch on one side may be anesthetized (except palatal tissues).
In 1878, Willard won the presidency of the Illinois WCTU, and the next year, Frances Willard became president of the national WCTU, following Annie Wittenmyer. Willard remained president of the national WCTU until her death. In 1883, Frances Willard was one of the founders of the World's WCTU. She supported herself with lecturing until 1886 when the WCTU granted her a salary.
Frances Elizabeth Caroline Willard was born September 28, 1839 to Josiah Flint Willard and Mary Thompson Hill Willard on a small farm in Churchville, near Rochester, New York. Frances had two siblings, Oliver and Mary, and her cousin was educator Emma Willard. When she was three, the family moved to Oberlin, Ohio.