Surgery – Respiratory method or device – Ozone or ion generation
Patent
1977-05-19
1979-02-20
Pinkham, Richard C.
Surgery
Respiratory method or device
Ozone or ion generation
222 50, 128214F, 128DIG12, 128218A, A61J 700
Patent
active
041401174
ABSTRACT:
A removable cartridge that is used in combination with a liquid drug infusion apparatus that comprises a housing that defines an inlet and outlet and has a recess for receiving the cartridge, a confined flow passageway extending between the inlet and outlet, and a conduit extending from the outlet to the infusion site. The removable cartridge includes: a hollow shell that fits within the recess, is adapted to contain the liquid drug, and has an outlet that is adapted to communicate with the inlet of the housing and the drug contained within the shell; pressure means within the shell that maintains a constant, positive pressure on the drug; and lock means on the shell that engages the housing to reversibly lock the cartridge within the recess.
REFERENCES:
patent: 1235550 (1917-08-01), Carmody
patent: 3008476 (1961-11-01), Pepin
patent: 3017883 (1962-01-01), Dickinson
patent: 3048171 (1962-08-01), Grau
patent: 3225967 (1965-12-01), Heimgartner
patent: 3677246 (1972-07-01), Stein
patent: 3731679 (1973-05-01), Wilhelmson et al.
patent: 3848593 (1974-11-01), Baldwin
patent: 3858581 (1975-01-01), Kamen
patent: 3895741 (1975-07-01), Nugent
Buckles Richard G.
Hoff Seymour
Kehr Sharon
Yum Su Il
ALZA Corporation
Browne William R.
Ciotti Thomas E.
Mandell Edward L.
Pinkham Richard C.
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