One way valve assembly

Details One way valve assembly One way valve assembly

A - Human Necessities

61

M

A61M 39/22 (2006.01) A61F 9/00 (2006.01) A61M 35/00 (2006.01) B65D 1/08 (2006.01) B65D 5/72 (2006.01) B65D 47/18 (2006.01) F16K 15/14 (2006.01)

Patent

CA 2628494

A reusable continuously sealing one-way valve assembly and delivery system flows a sterile flowable substance from a source to an outlet orifice and prevents any backflow of contaminants through the continuously sealing one way valve assembly when the flowable substance ceases to flow. The valve assembly includes an elastomeric membrane which aids in preventing any backflow of contaminants when dispensing of the flowable substance is stopped. Multiple dosing of preservative-free flowable substance is provided.

Ensemble clapet de non-retour à étanchéité continue réutilisable et système de distribution acheminant une substance fluide stérile depuis une source vers un orifice de sortie et empêchant tout flux de retour de contaminants via l'ensemble clapet considéré, lorsque cesse le flux de la substance en question. Ledit ensemble comprend une membrane élastomère qui contribue à empêcher tout flux de retour de contaminants lorsque la distribution de la substance fluide est interrompue. On décrit enfin un dosage multiple de substance fluide sans agent de préservation.

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