CONNECTOR FOR CONNECTING CANNULAE, CATHETERS, FLEXIBLE TUBES OR THE LIKE

摘要

S P E C I F I C A T I O N Connecter for connecting cannulae, catheters, flexible tube or the like In a coupling for medical purposes comprising coupling members with intercommunicating passages and protected from contamination through contact by the hinds, means are provided to close off the passage in that coupling member which is connected by conduit to the patient so as to avoid the entry of air or escape of blood if the coupling as inadvertently undone. The coupling members are provided with respective interacting internal and external conical portion. The passage of the coupling member having the internal conical portion contains an elastomeric closure disc with a normally closed slit. The external conical portion of the other coupling member is insertable in the internal conical portion so that it passes at least partially through the slit in the disc to permit fluid flow through the passages.