JPH02143902U - - Google Patents
Info
- Publication number
- JPH02143902U JPH02143902U JP5297189U JP5297189U JPH02143902U JP H02143902 U JPH02143902 U JP H02143902U JP 5297189 U JP5297189 U JP 5297189U JP 5297189 U JP5297189 U JP 5297189U JP H02143902 U JPH02143902 U JP H02143902U
- Authority
- JP
- Japan
- Prior art keywords
- curved
- endoscope
- flexible
- end part
- curved 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
- 230000037431 insertion Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims 2
- 238000009434 installation Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
第１図は本発明の実施例を示すもので、第１図
は挿入部の先端部分の断面図、第２図は第１図の
要部拡大図、第３図は外皮チユーブを取り除いた
状態の挿入部の先端部分の構成説明図、第４図及
び第５図はそれぞれ第２湾曲部の構造体の他の形
態を示す説明図である。
１……軟性部、２……湾曲部、２ａ……第１湾
曲部、２ｂ……第２湾曲部、３……先端硬質部、
１０……アングルリング、１２……密着コイルば
ね、１２′……螺旋管、１２″……節輪、１３…
…保護ネツト、１３ａ……第１湾曲部側ネツト、
１３ｂ……第２湾曲部側ネツト、１４……外皮チ
ユーブ、１５……操作ワイヤ、１７……固着部。
Fig. 1 shows an embodiment of the present invention, Fig. 1 is a sectional view of the distal end of the insertion section, Fig. 2 is an enlarged view of the main part of Fig. 1, and Fig. 3 is a state with the outer skin tube removed. FIGS. 4 and 5 are explanatory diagrams showing other forms of the structure of the second curved part, respectively. 1... Soft part, 2... Curved part, 2a... First curved part, 2b... Second curved part, 3... Hard tip part,
10... Angle ring, 12... Close coil spring, 12'... Spiral tube, 12''... Node ring, 13...
...protection net, 13a...first curved part side net,
13b...Second curved part side net, 14...Outer skin tube, 15...Operation wire, 17...Fixed portion.
Claims (1)
の間に介装され、先端硬質部への連設側を操作ワ
イヤの押引操作により湾曲する第１湾曲部となし
、軟性部への連設側を前記第１湾曲部に追従して
曲る第２湾曲部となした湾曲部において、前記第
１湾曲部の先端硬質部への連設部から前記第２湾
曲部の軟性部への連設部に至るまでの間に保護ネ
ツトを被着させ、該保護ネツトを、前記第１湾曲
部と第２湾曲部との連結部で固定して、当該固定
部から軟性部への連設部までの間の部分を所定の
張りを持たせた状態で装着する構成としたことを
特徴とする内視鏡の湾曲部。 It is interposed between the hard tip end part and the soft part of the insertion part in the endoscope, and the side connected to the hard end part is made into a first curved part that curves by pushing and pulling operation of the operating wire, and the end part is connected to the flexible part. In a curved part whose continuous side is a second curved part that curves following the first curved part, from the continuous part to the hard end part of the first curved part to the soft part of the second curved part. A protective net is attached to the connecting portion of the flexible portion, and the protective net is fixed at the connecting portion between the first curved portion and the second curved portion, and the connected portion is connected from the fixed portion to the flexible portion. A curved portion of an endoscope, characterized in that the curved portion of an endoscope is configured to be worn with a predetermined tension applied to the portion up to the installation portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989052971U JPH074002Y2 (en) | 1989-05-10 | 1989-05-10 | Curved part of the endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989052971U JPH074002Y2 (en) | 1989-05-10 | 1989-05-10 | Curved part of the endoscope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02143902U true JPH02143902U (en) | 1990-12-06 |
| JPH074002Y2 JPH074002Y2 (en) | 1995-02-01 |
Family
ID=31573743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989052971U Expired - Fee Related JPH074002Y2 (en) | 1989-05-10 | 1989-05-10 | Curved part of the endoscope |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH074002Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011522190A (en) * | 2008-06-06 | 2011-07-28 | バイエリッシェ モートーレン ウエルケ アクチエンゲゼルシャフト | Dual mass flywheel with wire cushion body arranged in the radial direction |
| JP2012110426A (en) * | 2010-11-22 | 2012-06-14 | Olympus Medical Systems Corp | Endoscope |
| JP2015119839A (en) * | 2013-12-24 | 2015-07-02 | オリンパス株式会社 | Endoscope |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3819950B2 (en) * | 1995-06-07 | 2006-09-13 | ペンタックス株式会社 | Endoscopic treatment tool |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5846932A (en) * | 1981-09-17 | 1983-03-18 | オリンパス光学工業株式会社 | Endoscope |
| JPS62292134A (en) * | 1986-06-12 | 1987-12-18 | 旭光学工業株式会社 | Curved part of endoscope |
-
1989
- 1989-05-10 JP JP1989052971U patent/JPH074002Y2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5846932A (en) * | 1981-09-17 | 1983-03-18 | オリンパス光学工業株式会社 | Endoscope |
| JPS62292134A (en) * | 1986-06-12 | 1987-12-18 | 旭光学工業株式会社 | Curved part of endoscope |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011522190A (en) * | 2008-06-06 | 2011-07-28 | バイエリッシェ モートーレン ウエルケ アクチエンゲゼルシャフト | Dual mass flywheel with wire cushion body arranged in the radial direction |
| JP2012110426A (en) * | 2010-11-22 | 2012-06-14 | Olympus Medical Systems Corp | Endoscope |
| JP2015119839A (en) * | 2013-12-24 | 2015-07-02 | オリンパス株式会社 | Endoscope |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH074002Y2 (en) | 1995-02-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |