The obstetric bonnet is not a new instrument.
M A
MA
Pelosi
M A
MA
Pelosi
S
S
Giblin
D004867:Equipment Design; D049669:History, 16th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D007231:Infant, Newborn; D009772:Obstetrical Forceps / Q000266:history*