摘要 |
A moisture and heat exchanging unit for a respiration device such as a tracheal tube or tracheotomy canula, is described comprising a housing holding therein a moisture and heat exchanging body and/or a bacterial filter, said housing comprising two halves, a proximal half having an opening for connection with the airways of a patient and a distal half having an opening for communication with an air supply, said halves being mutually rotatable around a circular connection, one of said halves having an enlarged rim portion in locking, rotatable, relationship with a lid edge of the other of said halves. In a further embodiment, said halves are sealing against each other by an annular blade with tapering cross-section integral with one of said halves, sealing against an inclined internal surface of a collar integral with the other of said halves. |
申请人 |
HUDSON RCI, TEMECULA, CALIF., US |
发明人 |
ECKERBOM, ANDERS, BROMMA, SE;HAMILTON, CARL, KISTA, SE;ZYZANSKI, ROBERT, GUSTAVSBERG, SE |