Letitia Mumford Geer: La Jeringa de Una Mano
Letitia Mumford Geer: The One-Handed Syringe
La enfermera e inventora Letitia Mumford Geer patentó en 1899 una jeringa de una mano, rediseñando el agarre y el émbolo para que el personal médico pudiera administrar inyecciones sin un segundo par de manos.
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Letitia Mumford Geer: The One-Handed Syringe
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women inventors
medical devices
accessibility
sanitation
nursing history
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