Spacer for use with a metered dose inhaler
First Claim
1. A spacer for use with a metered dose inhaler (MDI), comprising a metal body which defines a chamber having a total volume of between 50 and 400 ml, wherein the body has a generally oblong shape which is rotationally symmetrical about a longitudinal axis and an opening at each end, one of the openings being adapted for connection to a metered dose inhaler.
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Accused Products
Abstract
The present invention relates to a spacer for children primarily intended to be used in conjunction with a metered dose inhaler (MDI), said spacer having a generally oblong shape and being rotationally symmetrical around a central, longitudinal axis and being provided with an opening at each end located centrally in said axis for connection of an meterd dose inhaler respectively of a mouth-piece or similar. The spacer has a small total volume which is in the range between 50 and 400 ml, and the material in the spacer has a surface resitivity which is lower than 109 Ohm, preferably lower than 106 Ohm.
45 Citations
2 Claims
- 1. A spacer for use with a metered dose inhaler (MDI), comprising a metal body which defines a chamber having a total volume of between 50 and 400 ml, wherein the body has a generally oblong shape which is rotationally symmetrical about a longitudinal axis and an opening at each end, one of the openings being adapted for connection to a metered dose inhaler.
Specification
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- Resources
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Current AssigneeAstra AB (Astrazeneca PLC)
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Original AssigneeAstra AB (Astrazeneca PLC)
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InventorsBerg, Elna Birgitta, Nilsson, Hans Jörgen
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Primary Examiner(s)Weiss, John G.
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Assistant Examiner(s)MENDOZA, MICHAEL G
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Application NumberUS08/433,328Time in Patent Office2,314 DaysField of Search128/200.14, 128/200.18, 128/200.22, 128/201.25, 128/203.12, 128/203.23, 128/203.24, 128/203.28, 128/200.23, 128/203.15, 128/204.17, 604/57, 604/58, 239/338, 118/629US Class Current128/200.23CPC Class CodesA61M 15/0086 Inhalation chambersA61M 15/009 using medicine packages wit...A61M 2205/0233 Conductive materials, e.g. ...
