| 摘要 |
Disposable resuscitator comprising an elastically compressible elongated squeeze bag (1) having a first opening, a one-way valve for the intake of oxygen-containing gas into the bag (1) mounted in said first opening, a second opening which is in airtight communication with a valve housing in the form of a transparent pipe (6) having a pipe stub (40) for the attachment of the resuscitator to a facial mask, and an outlet (32) for exhalation air, the tubular valve housing (6) containing a valve comprising a valve seat (36) and a disc-shaped valve body (34) of an elastomeric material and having a centrally mounted projecting guide pin (35) which is axially displaceable in a hole in the valve seat (36), a body (31) having a central passage (32) forming said outlet for exhalation air being provided in the free end of the transparent pipe (6), said central passage (32) being surrounded by an annular bead (33) which is located co-axially and in contact with the valve member (34), said pipe stub (40) for the attachment of the resuscitator to a facial mask extending from the side of the transparent pipe (6) and being in communication with the zone (42) located between the valve member (34) and the body (31) located in the free end of the transparent pipe (6). |
