Process and device for aerosol generation for pulmonary ventilat

Details Process and device for aerosol generation for pulmonary ventilat Process and device for aerosol generation for pulmonary ventilat

1989-12-29

1992-08-18

Burr, Edgar S.

Surgery

Liquid medicament atomizer or sprayer

Ultrasonic

12820014, A61M 1100

Patent

active

051390167

ABSTRACT:
A disposable shielded device for producing aerosol having particles less than 2 microns in size from an aqueous colloidal suspension obtained from human serum albumen and labelled with .sup.99m Technetium for use in scintigraphic imaging of pulmonary function. The device includes a nebulizing chamber having a membrane of 0.1 mm to about 0.01 mm in thickness and 40 mm to about 50 mm in diameter which nebulizes the labelled substance in response to ultrasound waves transmitted thereto.

REFERENCES:
patent: 3561444 (1971-02-01), Boucher
patent: 3690317 (1972-09-01), Millman
patent: 3746000 (1973-07-01), Edwards
patent: 3774602 (1973-11-01), Edwards
patent: 3812854 (1974-05-01), Michaels et al.
patent: 4094317 (1978-06-01), Wasnich
patent: 4268460 (1981-05-01), Boiarski et al.
patent: 4741331 (1988-05-01), Wunderlich

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