| 摘要 |
Flat filter for venting gas in intravenous medical lines, comprising a case formed by a frontal plate and by a dorsal plate between which a hydrophilic filtering membrane is interposed. The dorsal plate has a single through hole for gas venting in communication with an elongated collecting channel formed on the inner surface of the dorsal plate and along which a hydrophobic membrane of complementary shape is applied.
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