Medical milestones, landmark publications, and notable births and deaths associated with April 9.

Events

No major medical milestones added for this date yet — this page is being expanded

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Births

1773 – Marie Anne Victoire Boivin (1773-1841), French midwife; designed the Bivalve Vaginal Speculum (1825), and Boivin Intropelvimeter (Intro-pelvimètre de Boivin),

1809 – Robert Bentley Todd (1809-1860), Irish physician; described Todd’s palsy (1849), differentiated locomotor ataxia (tabes dorsalis) from paraplegia and pioneered the Electrical Theory of Epilepsy (1849)

1837 – Edward Hallaran Bennett (1837-1907), Irish Surgeon; described the Bennett fracture (1882) and designed the Bennett double ring splint

1850 – George Huntington (1850-1916), American physician; described Huntington disease (1872)

1907 – Olga Imerslund (1907-1987), Norwegian paediatrician; described Imerslund-Gräsbeck syndrome (1959)

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Deaths

1897 – Jacques Gilles Maisonneuve (1809-1897), French Surgeon; described Maisonneuve fracture (1840)

2012 – Ralph Ger (1921-2012), South African surgeon; described Ger’s sign of testicular torsion (1962)

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Further reading