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EP0126642A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Transfer device for the interconnection of single-use synthetic bags and/or systems for therapeutic or other purposes

Assignee: Medicor Muvek
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Filing: 1984-05-18
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Granted: —
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Expires: 2004-05-18
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Abstract

Abstract A transfer device for the interconnection of multi-part, single-use, synthetic bags (9, 10) and/or systems having independent compartments for therapeutic and other purposes includes a transfer tube (4) extending through the wall (11) of the synthetic bag which is sealed by a closing diaphragm (2) in the transfer tube (4). A piercing tube (1) is arranged in the interior of the synthetic bag and extends into the transfer tube (4). An internal flange (5) is formed on the wall of the transfer tube (4) at its end adjacent the interior of the synthetic bag (9). A groove (3) on the stem of the piercing tube (1) receives the internal flange (5) in the closed position of the bag (9). The piercing tube (1) terminates in a plate (6) manually engageable from the outside to push the tip of the piercing tube (1) through the diaphragm (2), whereby to allow the contents of the bag (9) to be discharged via the tubes (1) and (4).

Inventors

  • 👤 Sandorne Daroczy
  • 👤 Ilon Fazekas
  • 👤 Sandorne Hegyes
  • 👤 Dezsö Kardos
  • 👤 Marta Sipos

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-10-24 15:15
CPC Classifications
A; A61; A61J; A61J1/00; A61J1/14; A61J1/20; A61J1/2089; A61J1/05; A61J1/10; A61J1/2003; A61J1/2006; A61J1/201; A61J1/2013

Claims Analysis

Total Claims: 6
Claim 1
Independent Claim 110 words
A transfer device for the interconnection of multi-part single-use bags (9, 10) and/or systems having independent compartments for therapeutic or other purposes, comprising a transfer tube (4) extending through the wall (11) of the synthetic bag (9), a bag-closing diaphragm (2) within the transfer tube (4) and a piercing tube (1), characterised in that an internal flange (5) is formed on the wall of the transfer tube (4) between its end adjacent the interior of the bag (9) and the diaphragm (2), and a groove (3) is provided on the stem of the piercing tube (1) into which the internal flange (5) engages in the closed position of the bag.
Claim 2
Dependent Claim 110 words
A transfer device for the interconnection of multi-part single-use bags (9, 10) and/or systems having independent compartments for therapeutic or other purposes, comprising a transfer tube (4) extending through the wall (11) of the synthetic bag (9), a bag-closing diaphragm (2) within the transfer tube (4) and a piercing tube (1), characterised in that an internal flange (5) is formed on the wall of the transfer tube (4) between its end adjacent the interior of the bag (9) and the diaphragm (2), and a groove (3) is provided on the stem of the piercing tube (1) into which the internal flange (5) engages in the closed position of the bag.
Claim 3
Dependent Claim 33 words
A transfer device as claimed in claim 1, characterised in that a pressure application plate (6) is arranged on the piercing tube (1) at its end adjacent the interior of the bag (9).
Claim 4
Dependent Claim 33 words
A transfer device as claimed in claim 1 or claim 2, characterised in that an opening (7) is arranged on the pressure application plate (6) along the stem of the piercing tube (1).
Claim 5
Dependent Claim 34 words
A transfer device as claimed in any preceding claim, characterised in that the said stem is provided with an abutment collar (12) to limit the free movement of the stem in the closed position.
Claim 6
Dependent Claim 41 words
A transfer device as claimed in any preceding claim, characterised in that the said tube (4), diaphragm (2) and flange (5) are integrally formed from a single piece of material that is softer than the material of the piercing tube (1).

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