Spirometer filter media and device

Details Spirometer filter media and device Spirometer filter media and device

B - Operations, Transporting

01

D

B01D 29/27 (2006.01) A61B 5/08 (2006.01) A61B 5/097 (2006.01) B01D 46/02 (2006.01)

Patent

CA 2236534

The present invention is a spirometer mouthpiece assembly having a bag or sock filter medium. A support mechanism is incorporated into the assembly to prevent the filter medium from becoming dislodged during use. This not only protects the user of the spirometer, it also helps prevent contamination. The present invention consists of a spirometer mouthpiece having an interior conduit, a filter medium having an exterior and interior. The filter medium also has a rim portion and bag portion. Lastly, the device has a rigid support mechanism. The filter medium is attached to the interior conduit of the mouthpiece. The support mechanism may be attached to the filter medium or the interior conduit of the mouthpiece. If the support mechanism is attached to the mouthpiece, the filter medium is disposed adjacent the support mechanism.

Embout de spiromètre, comprenant un filtre en forme de sac ou de manchon. Un dispositif de fixation est incorporé à l'embout afin d'empêcher le filtre de se détacher pendant l'utilisation. Ainsi, en plus de protéger l'utilisateur, le filtre aide à prévenir la contamination. L'embout est constitué d'un conduit intérieur et d'un filtre comportant une partie interne, une partie externe, un rebord et une partie en forme de sac. Enfin, l'embout est doté d'un dispositif de fixation rigide. Le filtre est attaché à la partie interne du conduit de l'embout. Le dispositif de fixation peut être fixé au filtre ou à l'intérieur du conduit de l'embout. S'il est fixé à l'embout, le filtre est alors placé près du dispositif de fixation.

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