JPH0220502U - - Google Patents
Info
- Publication number
- JPH0220502U JPH0220502U JP10025188U JP10025188U JPH0220502U JP H0220502 U JPH0220502 U JP H0220502U JP 10025188 U JP10025188 U JP 10025188U JP 10025188 U JP10025188 U JP 10025188U JP H0220502 U JPH0220502 U JP H0220502U
- Authority
- JP
- Japan
- Prior art keywords
- bending
- wall surface
- endoscope
- curved
- tube
- 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
- 238000005452 bending Methods 0.000 claims description 13
- 230000037431 insertion Effects 0.000 claims description 10
- 238000003780 insertion Methods 0.000 claims description 10
- 230000000630 rising effect Effects 0.000 claims description 3
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
第１図ないし第４図は本考案の第１の実施例を
示し、第１図は湾曲管のワイヤ挿通部を示す断面
図、第２図は湾曲管の構成を示す断面図、第３図
はその部分正断面図、第４図は内視鏡の全体を示
す正面図、第５図は本考案の第２の実施例を示す
湾曲管のワイヤ挿通部の断面図、第６図および第
７図は本考案の第３の実施例を示し、第６図は湾
曲管のワイヤ挿通部を示す断面図、第７図は第６
図中Ａ矢視図である。
２……挿入部、２ｂ……湾曲部、３……湾曲管
、４……湾曲駒、５，５……ワイヤ挿通部、６，
６……湾曲操作ワイヤ、９，９……両端面（立上
がり部）。
1 to 4 show a first embodiment of the present invention, in which FIG. 1 is a cross-sectional view showing the wire insertion part of the curved tube, FIG. 2 is a cross-sectional view showing the structure of the curved tube, and FIG. 3 is a cross-sectional view showing the structure of the curved tube. 4 is a front view showing the entire endoscope, FIG. 5 is a sectional view of the wire insertion part of the curved tube showing the second embodiment of the present invention, and FIGS. 7 shows a third embodiment of the present invention, FIG. 6 is a sectional view showing the wire insertion part of the curved tube, and FIG.
It is a view taken along arrow A in the figure. 2... Insertion part, 2b... Curving part, 3... Curving tube, 4... Curving piece, 5, 5... Wire insertion part, 6,
6... Curving operation wire, 9, 9... Both end surfaces (rising portions).
補正 昭６３．９．２１
実用新案登録請求の範囲を次のように補正する
。Amendment September 21, 1986 The scope of claims for utility model registration is amended as follows.
【実用新案登録請求の範囲】
複数の湾曲駒を直列に回動自在に連結するとと
もに、湾曲駒の内壁面に挿入部の湾曲部を湾曲せ
しめる湾曲操作ワイヤのワイヤ挿通部を設けてな
る内視鏡の湾曲管において、上記ワイヤ挿通部は
、その横方向からの投影形状において湾曲駒の内
壁面からの立上がり部が円弧状もしくは湾曲駒の
内壁面とのなす角が鈍角に形成したことを特徴と
する内視鏡の湾曲管。[Scope of Claim for Utility Model Registration] An endoscope in which a plurality of bending pieces are rotatably connected in series, and a wire insertion portion for a bending operation wire is provided on the inner wall surface of the bending piece for bending the curved portion of the insertion portion. In the curved pipe, the wire insertion part is characterized in that the rising part from the inner wall surface of the bending piece is formed in an arc shape or the angle formed with the inner wall surface of the bending piece is formed at an obtuse angle in the shape projected from the lateral direction. Curved tube of endoscope.
Claims (1)
もに、湾曲駒の内壁面に挿入部の湾曲部を湾曲せ
しめる湾曲操作ワイヤのワイヤ挿通部を設けてな
る内視鏡の湾曲管において、上記ワイヤ挿通部は
、その横方向からの投影形状で湾曲駒の内壁面か
らの立上がり部を円弧状もしくは湾曲駒の内壁面
とのなす角が鈍角に形成したことを特徴とする内
視鏡の湾曲管。 In a bending tube of an endoscope, a plurality of bending pieces are rotatably connected in series, and a wire insertion portion of a bending operation wire for bending a curved portion of an insertion portion is provided on an inner wall surface of the bending piece. The curved tube of the endoscope is characterized in that the rising portion from the inner wall surface of the bending piece is formed in a circular arc shape or the angle formed with the inner wall surface of the bending piece is an obtuse angle in the projected shape from the lateral direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988100251U JPH0719443Y2 (en) | 1988-07-28 | 1988-07-28 | Curved tube of endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988100251U JPH0719443Y2 (en) | 1988-07-28 | 1988-07-28 | Curved tube of endoscope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0220502U true JPH0220502U (en) | 1990-02-09 |
| JPH0719443Y2 JPH0719443Y2 (en) | 1995-05-10 |
Family
ID=31328165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988100251U Expired - Lifetime JPH0719443Y2 (en) | 1988-07-28 | 1988-07-28 | Curved tube of endoscope |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0719443Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51154084U (en) * | 1975-06-03 | 1976-12-08 |
-
1988
- 1988-07-28 JP JP1988100251U patent/JPH0719443Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51154084U (en) * | 1975-06-03 | 1976-12-08 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0719443Y2 (en) | 1995-05-10 |