Aerosol valve
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United States of America Patent
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Jan 17, 2017
Grant Date -
Jul 25, 2013
app pub date -
Dec 18, 2012
filing date -
Oct 21, 2005
priority date (Note) -
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Abstract
Method for producing a microfoam suitable for use in scleropathy of blood vessels by introducing a physiologically acceptable blood-dispersible gas into a container holding an aqueous sclerosant liquid and releasing the mixture of blood-dispersible gas and sclerosant liquid such that, upon release of the mixture, the components of the mixture interact to form a microfoam. The container is provided with a steam-sterilizable aerosol valve having a valve body of polymeric material having an HDT (heat deflection temperature) at 1.8 MPa stress in the range of 200-275 ° C.
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