JPH0411011U - - Google Patents
Info
- Publication number
- JPH0411011U JPH0411011U JP5030290U JP5030290U JPH0411011U JP H0411011 U JPH0411011 U JP H0411011U JP 5030290 U JP5030290 U JP 5030290U JP 5030290 U JP5030290 U JP 5030290U JP H0411011 U JPH0411011 U JP H0411011U
- Authority
- JP
- Japan
- Prior art keywords
- venous valve
- flexible sheath
- bent
- hard
- hard part
- 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
- 210000002073 venous valve Anatomy 0.000 claims description 10
- 210000004204 blood vessel Anatomy 0.000 claims description 2
- 238000002224 dissection Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の第１の実施例による静脈弁切
開具の断面図、第２図はその遠位端の断面図、第
３図は第２図と同様な部分の側面図、第４図及び
第５図はそれぞれ第１の実施例による静脈弁切開
具を用いた施術状態の説明図、第６図は第２の実
施例による静脈弁切開具の硬質部の断面図、第７
図は従来の静脈弁切開具による施術状態を示す説
明図である。
１０……静脈弁切開具、１２……可撓性シース
、１４……握り部、１６……口金、１８……硬質
部、２２……刃部、３０……管路。
FIG. 1 is a sectional view of a venous valve dissection device according to a first embodiment of the present invention, FIG. 2 is a sectional view of its distal end, FIG. 3 is a side view of the same part as FIG. 2, and FIG. 5 and 5 are respectively explanatory diagrams of the treatment state using the venous valve dissection instrument according to the first embodiment, FIG. 6 is a sectional view of the hard part of the venous valve dissection instrument according to the second embodiment, and FIG.
The figure is an explanatory diagram showing a state of treatment using a conventional venous valve dissection tool. DESCRIPTION OF SYMBOLS 10... Venous valve incision tool, 12... Flexible sheath, 14... Grip part, 16... Mouthpiece, 18... Hard part, 22... Blade part, 30... Conduit.
補正 平２．７．２３
実用新案登録請求の範囲を次のように補正する
。Amendment July 23, 2002 The scope of claims for utility model registration is amended as follows.
【実用新案登録請求の範囲】(1) 可撓性シースの遠位端に硬質部を設け、こ
の硬質部の先端を屈曲して、この屈曲部の手元側
に刃部を形成した静脈弁切開具において、手元側
操作部と硬質部とに開口する管路を可撓性シース
内に延設したことを特徴とする静脈弁切開具。 (2)
可撓性シースの遠位端に硬質部を設け、こ
の硬質部の先端を屈曲して、この屈曲部の手元側
に刃部を形成し、手元側操作部と硬質部とに開口
する管路を可撓性シース内に延設した静脈弁切開
具において、上記管路を通して側枝血管閉塞用カ
テーテルを挿通することが可能であることを特徴
とする静脈弁切開具。[Claims for Utility Model Registration] (1) A venous valve incision in which a hard part is provided at the distal end of a flexible sheath, the tip of this hard part is bent, and a blade part is formed on the proximal side of this bent part. 1. A venous valve dissection instrument, characterized in that a conduit opening to a proximal operating section and a hard section extends within a flexible sheath. (2) A hard part is provided at the distal end of the flexible sheath, and the tip of this hard part is bent to form a blade part on the proximal side of this bent part, and an opening is formed between the proximal operation part and the hard part. 1. A venous valve dissection device comprising a flexible sheath with a conduit extending therethrough, wherein a catheter for occluding a side branch blood vessel can be inserted through the conduit.
Claims (1)
質部の先端を屈曲して、この屈曲部の手元側に刃
部を形成し、手元側操作部と硬質部とに開口する
管路を可撓性シース内に延設した静脈弁切開具に
おいて、上記管路を通して側枝血管閉塞用カテー
テルを挿通することが可能であることを特徴とす
る静脈弁切開具。 A hard part is provided at the distal end of the flexible sheath, and the tip of the hard part is bent to form a blade part on the proximal side of the bent part, and the conduit opens to the proximal operation part and the hard part. 1. A venous valve incision tool, which has a venous valve incision tool extending within a flexible sheath, wherein a catheter for occluding a side branch blood vessel can be inserted through the conduit.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5030290U JPH0741449Y2 (en) | 1990-05-16 | 1990-05-16 | Venous valve opener |
| US07/979,439 US5342394A (en) | 1990-05-16 | 1992-11-20 | Apparatus for blocking a vein branch and method of blocking a vein branch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5030290U JPH0741449Y2 (en) | 1990-05-16 | 1990-05-16 | Venous valve opener |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0411011U true JPH0411011U (en) | 1992-01-29 |
| JPH0741449Y2 JPH0741449Y2 (en) | 1995-09-27 |
Family
ID=31568732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5030290U Expired - Lifetime JPH0741449Y2 (en) | 1990-05-16 | 1990-05-16 | Venous valve opener |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0741449Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53131066U (en) * | 1977-03-19 | 1978-10-18 |
-
1990
- 1990-05-16 JP JP5030290U patent/JPH0741449Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53131066U (en) * | 1977-03-19 | 1978-10-18 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0741449Y2 (en) | 1995-09-27 |
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