JP7486927B2 - 血管閉塞用デバイス - Google Patents
血管閉塞用デバイス Download PDFInfo
- Publication number
- JP7486927B2 JP7486927B2 JP2019113124A JP2019113124A JP7486927B2 JP 7486927 B2 JP7486927 B2 JP 7486927B2 JP 2019113124 A JP2019113124 A JP 2019113124A JP 2019113124 A JP2019113124 A JP 2019113124A JP 7486927 B2 JP7486927 B2 JP 7486927B2
- Authority
- JP
- Japan
- Prior art keywords
- occlusion device
- occlusion
- mandrel
- catheter
- braided
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
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Classifications
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- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
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- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
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- A61M25/0009—Making of catheters or other medical or surgical tubes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M2025/0042—Microcatheters, cannula or the like having outside diameters around 1 mm or less
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/753—Medical equipment; Accessories therefor
- B29L2031/7546—Surgical equipment
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2509/00—Medical; Hygiene
- D10B2509/06—Vascular grafts; stents
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Description
Claims (4)
- 血管疾患の医療処置のための閉塞デバイス(64)であって、
複数の編み上げワイヤーから形成され、搬送押圧具(60)から選択的に取り外し可能な三次元構造、
を含み、
前記三次元構造は、カテーテル内に直線状の圧縮された形状を有し、
前記三次元構造は、前記カテーテル内に収納されていない場合、前記搬送押圧具の遠位端部の軸から、長手方向に湾曲して軸方向にオフセットして拡張する拡張された形状を有し、
前記閉塞デバイスは、前記三次元構造の先端と基端との間に、長尺方向に連なって接続された複数のテザー(58)をさらに含み、
前記複数のテザー(58)の各々は前記三次元構造の1の側で張力を維持する間、前記1の側と反対の側で前記三次元構造を最大に拡張させて前記拡張された形状を有するようにさせ、前記複数のテザー各々の方向に沿って軸方向にオフセットして湾曲させる、ことを特徴とする閉塞デバイス。 - 前記テザーは、弾性ポリマー、伸長ニチノール若しくはステンレス鋼コイルバネ、ニチノール若しくはステンレス鋼ワイヤー、形状記憶ワイヤー若しくはリボン、または、プラチナ若しくはタンタルワイヤーを含む請求項1に記載の閉塞デバイス。
- 前記搬送押圧具は、前記閉塞デバイスを介して追加的な塞栓材の通過を可能とする管腔を含む請求項1~2のいずれか1項に記載の閉塞デバイス。
- 前記血管疾患は、側壁動脈瘤である請求項1~3のいずれか1項に記載の閉塞デバイス。
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US201662293710P | 2016-02-10 | 2016-02-10 | |
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JP2018542213A JP7129336B2 (ja) | 2016-02-10 | 2017-02-10 | 血管閉塞用デバイス |
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JP2021177822A Active JP7305725B2 (ja) | 2016-02-10 | 2021-10-29 | 血管閉塞用デバイス |
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US (5) | US10980545B2 (ja) |
EP (3) | EP3456272B1 (ja) |
JP (4) | JP7129336B2 (ja) |
KR (2) | KR20180137604A (ja) |
CN (2) | CN109620333B (ja) |
AU (2) | AU2017218115B2 (ja) |
BR (2) | BR112018016352A2 (ja) |
CA (2) | CA3014316A1 (ja) |
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