JPH0187712U - - Google Patents
Info
- Publication number
- JPH0187712U JPH0187712U JP18428687U JP18428687U JPH0187712U JP H0187712 U JPH0187712 U JP H0187712U JP 18428687 U JP18428687 U JP 18428687U JP 18428687 U JP18428687 U JP 18428687U JP H0187712 U JPH0187712 U JP H0187712U
- Authority
- JP
- Japan
- Prior art keywords
- outer tube
- curved
- curved part
- insertion part
- tissue
- 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.)
- Pending
Links
- 238000003780 insertion Methods 0.000 claims description 12
- 230000037431 insertion Effects 0.000 claims description 12
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002271 resection Methods 0.000 description 1
Description
第１図ないし第４図は本発明外科用切除器具の
実施例に係り、第１図は断面図、第２図はガイド
パイプを示す一部切欠側面図、第３図は挿入部の
断面図、第４図は全体を示す側面図、第５図は挿
入部の変形例を示す一部切欠側面図である。
３……挿入部、４……外管、５……内管、６…
…刃口、７……切刃口、９……湾曲癖部、１０…
…ガイドパイプ。
1 to 4 relate to an embodiment of the surgical cutting instrument of the present invention, in which FIG. 1 is a sectional view, FIG. 2 is a partially cutaway side view showing the guide pipe, and FIG. 3 is a sectional view of the insertion part. , FIG. 4 is a side view showing the whole, and FIG. 5 is a partially cutaway side view showing a modification of the insertion portion. 3...Insertion part, 4...Outer tube, 5...Inner tube, 6...
...blade mouth, 7...cutting blade mouth, 9...curved part, 10...
...Guide pipe.
補正 昭６３．３．７
実用新案登録請求の範囲を次のように補正する
。Amendment March 7, 1983 The scope of claims for utility model registration is amended as follows.
【実用新案登録請求の範囲】
先端部に組織取込刃口を有する細長な外管内に
、該外管の刃口に対応した切り刃を有する内管を
軸回りに回転自在に内装して挿入部を構成し、こ
の内管の内路を前記外管の組織取込刃口に連通し
た吸引路とすると共に、前記挿入部の途中に所定
形状の曲げ癖をつけた湾曲癖部を設ける一方、こ
の湾曲癖部を有する挿入部を挿通可能で、該湾曲
癖部を挿入状態時には挿入部が直管状になり、且
つ湾曲癖部を先端開口から突出させたときには挿
入部が湾曲癖部で湾曲するガイドパイプを備えた
ことを特徴とする外科用切除器具。[Scope of Claim for Utility Model Registration] An inner tube having a cutting edge corresponding to the cutting edge of the outer tube is inserted into an elongated outer tube having a tissue-taking edge at its tip so as to be rotatable around an axis. The inner path of the inner tube is a suction path communicating with the tissue-taking blade opening of the outer tube, and a curved portion having a predetermined shape is provided in the middle of the insertion portion. , the insertion part having this curved part can be inserted, and when the curved part is inserted, the insertion part becomes a straight tube shape, and when the curved part is protruded from the distal opening, the insertion part is curved at the curved part. A surgical resection instrument characterized by being equipped with a guide pipe.
Claims (1)
、該外管の刃口に対応した切り刃を有する内管を
軸回りに回転自在に内装して挿入部を構成し、こ
の内管の内路を前記外管の組織取込刃口に連通し
た吸引路とすると共に、前記挿入部の途中に所定
曲げ形状に湾曲可能な湾曲癖部を設ける一方、こ
の湾曲癖部を有する挿入部を挿通可能で、該湾曲
癖部を挿入状態時には挿入部が直管状になり、且
つ湾曲癖部を先端開口から突出させたときには挿
入部が湾曲癖部で湾曲するガイドパイプを備えた
ことを特徴とする外科用切除器具。 An insertion section is constructed by arranging an inner tube having a cutting edge corresponding to the cutting edge of the outer tube inside an elongated outer tube having a tissue-taking edge at its tip so as to be rotatable around the axis. The inner path of the outer tube is a suction path communicating with the tissue-taking blade opening of the outer tube, and a curved part that can be bent into a predetermined shape is provided in the middle of the insertion part, and the insertion part has the curved part. The guide pipe is capable of being inserted through the guide pipe, and when the curved part is in an inserted state, the insertion part becomes a straight pipe shape, and when the curved part is protruded from the distal end opening, the insertion part is curved at the curved part. Surgical cutting instruments.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18428687U JPH0187712U (en) | 1987-12-02 | 1987-12-02 | |
| DE19883828478 DE3828478C2 (en) | 1987-10-30 | 1988-08-22 | Surgical resection device |
| US08/237,832 US5529580A (en) | 1987-10-30 | 1994-05-04 | Surgical resecting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18428687U JPH0187712U (en) | 1987-12-02 | 1987-12-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0187712U true JPH0187712U (en) | 1989-06-09 |
Family
ID=31475659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18428687U Pending JPH0187712U (en) | 1987-10-30 | 1987-12-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0187712U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0356403U (en) * | 1989-10-03 | 1991-05-30 | ||
| JPH0690892A (en) * | 1992-09-01 | 1994-04-05 | Citation Medical Corp | Scope assembly of endoscope |
-
1987
- 1987-12-02 JP JP18428687U patent/JPH0187712U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0356403U (en) * | 1989-10-03 | 1991-05-30 | ||
| JPH0690892A (en) * | 1992-09-01 | 1994-04-05 | Citation Medical Corp | Scope assembly of endoscope |