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Nebulizer heater

  • US 5,259,370 A
  • Filed: 10/10/1991
  • Issued: 11/09/1993
  • Est. Priority Date: 11/12/1987
  • Status: Expired due to Term
First Claim
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1. For use with a nebulizer having a mixing head including a mixing chamber for producing aerosol, said chamber having a lower connecting section with a lower opening therein, said chamber also having an outlet port for discharging aerosol, an improved heater assembly comprising:

  • a heater chamber,a heater in said chamber,a heated platen extending across said heater chamber at an upper end thereof,an accumulator housing having;

    an axially extending central chamber with a lower end adjacent said heated platen, said central chamber being configured and arranged to collect droplets of liquid precipitated from said aerosol,an outer annular chamber circumscribing said central chamber, said annular chamber having input and output ports,means on an upper portion of said accumulator housing for connecting said housing to said mixing head with said central chamber in communication with said lower opening of said lower connecting section of said mixing chamber, andmeans for flowing liquid collected in said central chamber to said outer annular chamber to be heated and vaporized by said heated platen,means on a lower portion of said accumulator housing for connecting said housing to said heater chamber with said platen forming a bottom of said outer annular chamber, andmeans for flowing aerosol from said outlet port into said annular chamber input port.

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