JPH0447416U - - Google Patents
Info
- Publication number
- JPH0447416U JPH0447416U JP1990088251U JP8825190U JPH0447416U JP H0447416 U JPH0447416 U JP H0447416U JP 1990088251 U JP1990088251 U JP 1990088251U JP 8825190 U JP8825190 U JP 8825190U JP H0447416 U JPH0447416 U JP H0447416U
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- blood
- shape memory
- wires
- duct occlusion
- 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.)
- Granted
Links
- 210000004204 blood vessel Anatomy 0.000 claims description 9
- 239000008280 blood Substances 0.000 claims description 7
- 210000004369 blood Anatomy 0.000 claims description 7
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 239000004615 ingredient Substances 0.000 claims 1
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims 1
- 239000010935 stainless steel Substances 0.000 claims 1
- 229910001220 stainless steel Inorganic materials 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 2
- 206010053648 Vascular occlusion Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 208000021331 vascular occlusion disease Diseases 0.000 description 1
Description
第１図は本考案の一実施例による血路閉塞具を
血管内に挿入するときの状態を示す説明図、第２
図は同血路閉塞具を血管内に挿入した状態を横方
向から示す説明図、第３図は同血路閉塞具を血管
内に配置した状態を血管の流路方向から示す説明
図、第４図は同血路閉塞具を作製する方法を示す
説明図、第５図は本考案の他の実施例による血路
閉塞具を血管内に挿入するときの状態を示す説明
図、第６図は同血路閉塞具を血管内に挿入した状
態を横方向から示す説明図、第７図は同血路閉塞
具の端面図、第８図は同血路閉塞具を血管内に配
置した状態の部分側面図、第９図は従来の血路閉
塞具が形状復帰した状態を示す図、第１０図は従
来の血路閉塞具を血管内に挿入する方法を示す説
明図である。
図中、１１，３１は血路閉塞具、１２は血管、
１４はカテーテル、１６は細線、１８は芯線、２
０は樹脂、２４はプツシヤ、３３は軸芯、３５，
３７は板材、３９は突起である。
FIG. 1 is an explanatory diagram showing a state when a blood vessel occlusion device according to an embodiment of the present invention is inserted into a blood vessel, and FIG.
The figure is an explanatory diagram showing the same blood duct obstruction device inserted into the blood vessel from the side, FIG. 5 is an explanatory diagram showing a method for manufacturing the blood duct occlusion device, FIG. 5 is an explanatory diagram illustrating the state when a vascular occlusion device according to another embodiment of the present invention is inserted into a blood vessel, and FIG. An explanatory diagram showing the state in which the device is inserted into the blood vessel from the lateral direction, FIG. 7 is an end view of the same blood duct obstruction device, FIG. The figure shows a state in which the conventional blood duct occluding device has returned to its shape, and FIG. 10 is an explanatory diagram showing a method for inserting the conventional vascular occluding device into a blood vessel. In the figure, 11 and 31 are blood vessel obturators, 12 are blood vessels,
14 is a catheter, 16 is a thin wire, 18 is a core wire, 2
0 is resin, 24 is pusher, 33 is shaft core, 35,
37 is a plate material, and 39 is a protrusion.
Claims (1)
かつ、前記軸芯から多数の細線のループが放射状
に突出し、全体としてブラシ状をなすと共に、前
記細線は前記芯線の間に挟まれて固定されている
ことを特徴とする血路閉塞具。 (2) 前記細線が、形状記憶合金、形状記憶樹脂
又はステンレスからなる請求項１記載の血路閉塞
具。 (3) 軸芯の両端部に、少なくとも外周が複数枚
に分割された花びら状の板材が取付けられ、この
板材が軸芯に対して放射状に広がるようにされて
いることを特徴とする血路閉塞具。 (4) 前記板材が形状記憶樹脂からなる請求項３
記載の血路閉塞具。[Scope of claims for utility model registration] (1) The shaft core is formed by twisting multiple core wires,
The blood duct occlusion device is characterized in that a large number of loops of thin wires protrude radially from the shaft core, forming a brush-like shape as a whole, and the thin wires are sandwiched and fixed between the core wires. (2) The blood vessel obturator according to claim 1, wherein the thin wire is made of shape memory alloy, shape memory resin, or stainless steel. (3) A blood duct occlusion characterized in that a petal-shaped plate whose outer periphery is divided into at least a plurality of pieces is attached to both ends of the shaft, and the plates spread radially with respect to the shaft. Ingredients. (4) Claim 3, wherein the plate material is made of shape memory resin.
The blood duct occlusion device described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990088251U JPH0546422Y2 (en) | 1990-08-23 | 1990-08-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990088251U JPH0546422Y2 (en) | 1990-08-23 | 1990-08-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0447416U true JPH0447416U (en) | 1992-04-22 |
| JPH0546422Y2 JPH0546422Y2 (en) | 1993-12-06 |
Family
ID=31821330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990088251U Expired - Lifetime JPH0546422Y2 (en) | 1990-08-23 | 1990-08-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0546422Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003508107A (en) * | 1999-08-31 | 2003-03-04 | マイクロ・セラピューティクス・インコーポレーテッド | Liquid embolic composition injection control device |
| US10124087B2 (en) | 2012-06-19 | 2018-11-13 | Covidien Lp | Detachable coupling for catheter |
-
1990
- 1990-08-23 JP JP1990088251U patent/JPH0546422Y2/ja not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003508107A (en) * | 1999-08-31 | 2003-03-04 | マイクロ・セラピューティクス・インコーポレーテッド | Liquid embolic composition injection control device |
| JP2011019930A (en) * | 1999-08-31 | 2011-02-03 | Micro Therapeutics Inc | Injection controller for liquid embolus composition |
| US10124087B2 (en) | 2012-06-19 | 2018-11-13 | Covidien Lp | Detachable coupling for catheter |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0546422Y2 (en) | 1993-12-06 |
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