Inhalation toxicity testing apparatus

Details Inhalation toxicity testing apparatus Inhalation toxicity testing apparatus

1981-05-18

1983-09-06

Howell, Kyle L.

Surgery

Liquid medicament atomizer or sprayer

Spray impinged against baffle in or adjacent flow conduit

128716, 128747, 12820312, A61M 1500

Patent

active

044023154

ABSTRACT:
In an inhalation toxicity testing apparatus of the type wherein the noses or heads of test animals are exposed to the mist of a test liquid, a vertical cylindrical housing defining a chamber for the passage of the mist is provided with a plurality of circumferentially spaced-apart openings each adapted to receive the nose or head of a test animal, means for supplying the test liquid mist into the chamber is disposed in the housing below the openings, and an outlet is formed at the top of the housing whereby the mist flows upward the chamber. Means for controlling the droplet size distribution of the mist is also provided to remove relatively large size droplets from the mist.

REFERENCES:
patent: 2826454 (1958-03-01), Coanda
patent: 3236458 (1966-02-01), Ramis
patent: 4116387 (1978-09-01), Kremer et al.

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