A
HUMAN NECESSITIES
A
HUMAN NECESSITIES
A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
A61M
DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
A61M
DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
A61M16/00
Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
A61M16/00
Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
A61M16/10
Preparation of respiratory gases or vapours
A61M16/10
Preparation of respiratory gases or vapours
A61M16/105
Filters
A61M16/105
Filters
A61M16/106
in a path
A61M16/106
in a path
A61M16/107
in the inspiratory path
A61M16/107
in the inspiratory path