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FR2652267A1 Expired / Lapsed FR ⏱️ 0.0 years remaining

Catheter device and filter for vena cava

Assignee: PROTHIA SARL
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Filing: 1989-09-27
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Granted: —
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Expires: 2009-09-27
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Abstract

Abstract Translated from French L'invention concerne un dispositif de filtre à passage central pour placement dans la veine cave. Il est constitué d'un cathéter porte-filtre (4), à l'intérieur duquel coulisse un ensemble filtre-câbletige comprenant une section solidarisée proximale rigide (5), une section flexible (7), une section solidarisée rigide intermédiaire (8), un filtre à brins multiples (9) et une section solidarisée distale rigide (10);à l'intérieur de l'ensemble filtre-câble-tige (5,7,8,9,10) est ménagé un passage central dans lequel peut se monter un micro-cathéter (11). 0n pousse sur la section proximale (5) du dispositif complexe pour faire sortir le filtre (9) et le micro-cathéter (11). Sorti du cathéter porte-filtre (4) le filtre (9) se déploie et l'extrémité distale du micro- cathéter se place distale à l'extrémité de la section distale rigide (10) du dispositif complexe. L'invention s'applique à la prévention des embolies pulmonaires. A central passage filter device for placement in the vena cava is disclosed. It consists of a filter holder catheter (4), inside which slides a filter-rod assembly comprising a rigid proximal integral section (5), a flexible section (7), an intermediate rigid integral section (8) , a multi-strand filter (9) and a rigid distal integral section (10); inside the filter-cable-rod assembly (5,7,8,9,10) is formed a central passage in which can be fitted with a micro-catheter (11). Pushing on the proximal section (5) of the complex device to release the filter (9) and the microcatheter (11). Removed from the filter holder catheter (4) the filter (9) deploys and the distal end of the microcatheter is placed distal at the end of the rigid distal section (10) of the complex device. The invention applies to the prevention of pulmonary embolism.

Inventors

  • 👤 Guelfi Lucien
  • 👤 Spear Brian

Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-10-23 03:44
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/01; A61F2/0108; A61M; A61M25/00; A61M25/01; A61M25/02; A61M25/04; A61F2/011; A61F2002/016; A61F2230/00; A61F2230/0002; A61F2230/0028; A61F2230/005; A61F2230/0063; A61F2230/0071; A61M25/0021; A61M2025/0042

Claims Analysis

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References Cited (Backward Citations)

EP0165713A1 Cited
US4625726A Cited
FR2580504A1 Cited
US4723549A Cited

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