Abstract
To obviate the need of assistance to the patient by a nurse or a physician during nasal irrigations, I have devised a simple irrigating valve with an automatic cut-off, which is controlled by the patient. The photographs illustrate the device. In the figure, A shows the position of the plunger at rest, automatically cutting off the flow. B shows the plunger pressed in by the patient's thumb, permitting flow till released. C shows the nasal tip removed from the threaded end for sterilization. Another tip of any shape can easily be mounted. Both the automatic cut-off valve and appropriate nasal, aural, vaginal and rectal tips are made of hard rubber; the thread fits all these tips. This apparatus has certain distinct advantages: First, it is not attacked by antiseptics or disinfectants. Second, the patient, even a child, has complete control of both the duration and the
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