Surgery – Respiratory method or device – Ozone or ion generation
Patent
1975-06-16
1977-05-10
Michell, Robert W.
Surgery
Respiratory method or device
Ozone or ion generation
A61M 100
Patent
active
040222098
ABSTRACT:
A self-contained wound evacuator is disclosed which provides a substantially constant negative gauge pressure and which includes a container and an air inflatable member within the container, the container and inflatable member having a combined configuration which avoids deformation of the inflatable member by the container in at least one direction of expansion of the inflatable member. Means are provided for inflating the inflatable member and controlling the deflation thereof.
REFERENCES:
patent: 2074223 (1937-03-01), Horiuchi
patent: 3032037 (1962-05-01), Huber
patent: 3398743 (1968-08-01), Shalit
patent: 3662929 (1972-05-01), Sims
International Paper Company
Layton Henry S.
Michell Robert W.
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