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
A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
A61M39/22—Valves or arrangement of valves
A61M39/28—Clamping means for squeezing flexible tubes, e.g. roller clamps
A—HUMAN NECESSITIES
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
A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
A61M39/22—Valves or arrangement of valves
A61M39/28—Clamping means for squeezing flexible tubes, e.g. roller clamps