EXPANDABLE SPACERS, VALVED HOLDING CHAMBERS AND FACE MASKS FOR INHALERS

• Main Authors: ARZANPOUR, SIAMAK S.A, AZIMI, SHAHAB S.A, TAGHAVI, PEDRAM P.T
• Format: Patent
• Language: English; French
• Published: 28.11.2019
• Subjects: DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE

A device, called expandable spacer, for improving the efficacy of drug delivery in metered dose inhalers is described. The device has a body made of flexible (might be expandable) material. It can shrink in size when it is not in use and can go back to its normal shape and size when it is used. The device further comprises a valve (can be one way valve) that helps the drug to be maintained inside the spacer's cavity and opens during inhalation and closes during exhalation. Un dispositif, appelé un séparateur extensible, est décrit pour améliorer lefficacité de ladministration de médicaments en pompes. Le dispositif comprend un corps fait dun matériau souple (possiblement expansible). Il peut diminuer en taille lorsquil nest pas utilisé et peut reprendre sa forme et sa taille normales lorsquil est utilisé. Le dispositif comprend également un clapet (possiblement un clapet de non-retour) qui aide à maintenir le médicament à lintérieur de la cavité du séparateur et souvre pendant linspiration et se ferme pendant lexpiration.