Surgery – Respiratory method or device – Means for mixing treating agent with respiratory gas
Patent
1977-04-11
1978-04-18
Michell, Robert W.
Surgery
Respiratory method or device
Means for mixing treating agent with respiratory gas
194DIG18, 222 70, 194 4R, 194 5, A61M 1600
Patent
active
RE0296139
ABSTRACT:
An inhaler apparatus includes a housing which encloses a gas source, a gas applicator, a feed hose which connects the gas source and applicator and a valve for controlling the flow of gas from the source to the applicator. The housing includes a lid which provides access to the applicator when open and prevents access when closed. Locking means are provided to hold the lid in the closed position and means such as an insertable strip or key are provided to disengage the locking means and provide access to the applicator.
REFERENCES:
patent: 2122897 (1938-07-01), Straw
patent: 2166872 (1939-07-01), Mayers
patent: 2794869 (1957-06-01), Noregaard
patent: 2831607 (1958-04-01), Berndt
patent: 2855926 (1958-10-01), Koppelman
patent: 3042035 (1962-07-01), Coanda
patent: 3073301 (1963-01-01), Hay et al.
patent: 3390676 (1968-07-01), Warnck et al.
patent: 3685625 (1972-08-01), Loewy
patent: 3747598 (1973-07-01), Cowans
Michell Robert W.
Recla Henry J.
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