发明名称 |
Aerosol medication delivery apparatus with narrow orifice |
摘要 |
An aerosol medication delivery apparatus includes a holding chamber having an input end and an output end and defining an interior space. The output end comprises an orifice having a cross-sectional area of less than about 60 mm<SUP>2 </SUP>In one preferred embodiment, the orifice has a circular cross-section. Preferably, the orifice has a diameter of between about 2.0 mm and about 7.50 mm. In one preferred embodiment, an inhalation and exhalation valve is located at the output end. A method of using the holding chamber is also provided. |
申请公布号 |
US2005126561(A1) |
申请公布日期 |
2005.06.16 |
申请号 |
US20040979743 |
申请日期 |
2004.11.02 |
申请人 |
GRYCHOWSKI JERRY R.;FOLEY MARTIN P. |
发明人 |
GRYCHOWSKI JERRY R.;FOLEY MARTIN P. |
分类号 |
A61M15/00;A61M16/20;(IPC1-7):A61M11/00 |
主分类号 |
A61M15/00 |
代理机构 |
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