The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 09, 1997
Filed:
Jan. 24, 1997
Applicant:
Inventors:
Andrew L Abrams, Westport, CT (US);
Anand Gumaste, Robbinsville, NJ (US);
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
12820016 ; 12820312 ; 12820315 ; 12820321 ; 604 58 ;
Abstract
An inhaler includes a vibrator to deaggregated medication in powder form. One embodiment of the inhaler includes a piezoelectric vibrator 54 for vibrating a diaphragm for imparting vibration to a powder, and a controller 70 for controlling vibration so as to optimally suspend at least a portion of said powder in a fluidized state. An electrostatic charge plate 32 draws powder of selected particle size into the inhalation stream.