Surgical InstrumentsObstetrical ForcepsSteelHistory, 16th CenturySterilizationEquipment ContaminationDecontaminationDisinfectionStainless SteelAsepsisHistory, 17th CenturySurgery, Computer-AssistedEquipment DesignLaparoscopesMicrosurgeryCreutzfeldt-Jakob SyndromeExtraction, ObstetricalPrionsSurgical Procedures, Minimally InvasiveVacuum Extraction, ObstetricalDental InstrumentsDisposable EquipmentDelivery, ObstetricElectrocoagulationFetal DistressEndoscopesBronchoscopesBirth InjuriesEpisiotomyForeign BodiesReproducibility of ResultsBronchoscopyLacerationsEquipment ReuseLabor Stage, Second