JPS6431702U - - Google Patents
Info
- Publication number
- JPS6431702U JPS6431702U JP12623687U JP12623687U JPS6431702U JP S6431702 U JPS6431702 U JP S6431702U JP 12623687 U JP12623687 U JP 12623687U JP 12623687 U JP12623687 U JP 12623687U JP S6431702 U JPS6431702 U JP S6431702U
- Authority
- JP
- Japan
- Prior art keywords
- bending
- section
- endoscope
- sectional
- insertion section
- 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
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
第１図ないし第９図は本考案の第１実施例に係
り、第１図は湾曲部近傍を示す説明図、第２図は
内視鏡の側面図、第３図は第１図のＡ−Ａ線断面
図、第４図は第１図のＢ−Ｂ線断面図、第５図は
ワイヤ駆動部の縦断面図、第６図は第５図のＣ−
Ｃ線断面図、第７図はワイヤ駆動部の駆動制御回
路を示す回路図、第８図はワイヤ駆動部に用いら
れる振動波モータの駆動原理を示す説明図、第９
図は振動波モータにおける進行振動波と定在振動
波の発生を示す説明図、第１０図ないし第１４図
は本考案の第２実施例に係り、第１０図は湾曲部
近傍を示す説明図、第１１図は第１０図のＤ−Ｄ
線断面図、第１２図は第１０図のＥ−Ｅ線断面図
、第１３図は第１０図のＦ−Ｆ線断面図、第１４
図は第１０図のＧ−Ｇ線断面図である。
１０……内視鏡、１１……挿入部、１２……操
作部、１６……湾曲部、２６……関節駒、３０…
…湾曲ワイヤ、３１，３１ａ，３１ｂ，３１ｃ，
３１ｄ……ワイヤ駆動部、７４……イメージガイ
ド、７５……ライトガイド、７６……吸引用管路
。
1 to 9 relate to the first embodiment of the present invention, FIG. 1 is an explanatory view showing the vicinity of the curved part, FIG. 2 is a side view of the endoscope, and FIG. 3 is A of FIG. 1. 4 is a sectional view taken along line B-B in FIG. 1, FIG. 5 is a longitudinal sectional view of the wire drive section, and FIG. 6 is a sectional view taken along line C--
7 is a circuit diagram showing the drive control circuit of the wire drive section; FIG. 8 is an explanatory diagram showing the driving principle of the vibration wave motor used in the wire drive section; FIG. 9
The figure is an explanatory diagram showing the generation of traveling vibration waves and standing vibration waves in a vibration wave motor, Figures 10 to 14 relate to the second embodiment of the present invention, and Figure 10 is an explanatory diagram showing the vicinity of a curved part. , Figure 11 is D-D in Figure 10.
12 is a sectional view taken along line E-E in FIG. 10, FIG. 13 is a sectional view taken along line FF in FIG. 10, and FIG.
The figure is a sectional view taken along the line GG in FIG. 10. DESCRIPTION OF SYMBOLS 10... Endoscope, 11... Insertion part, 12... Operation part, 16... Curved part, 26... Joint piece, 30...
...Curved wire, 31, 31a, 31b, 31c,
31d...Wire drive unit, 74...Image guide, 75...Light guide, 76...Suction conduit.
Claims (1)
入部内に、前記湾曲部を湾曲させる複数の湾曲駆
動手段が設けられている内視鏡において、少なく
とも一つの湾曲駆動手段は、他の湾曲駆動手段に
対して挿入部の軸方向に異なる位置に配置されて
いることを特徴とする内視鏡。 In an endoscope in which an insertion section is provided with a bending section capable of bending, and a plurality of bending drive means for bending the bending section are provided in the insertion section, at least one of the bending drive means is connected to another bending drive section. An endoscope characterized in that the insertion section is arranged at different positions in the axial direction with respect to the means.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987126236U JPH065764Y2 (en) | 1987-08-18 | 1987-08-18 | Endoscope |
| US07/222,590 US4870951A (en) | 1987-08-04 | 1988-07-21 | Endoscope having varying diameter contents in the insertable part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987126236U JPH065764Y2 (en) | 1987-08-18 | 1987-08-18 | Endoscope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6431702U true JPS6431702U (en) | 1989-02-27 |
| JPH065764Y2 JPH065764Y2 (en) | 1994-02-16 |
Family
ID=31377567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987126236U Expired - Lifetime JPH065764Y2 (en) | 1987-08-04 | 1987-08-18 | Endoscope |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH065764Y2 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5724324U (en) * | 1980-07-16 | 1982-02-08 | ||
| JPS5825140A (en) * | 1981-08-05 | 1983-02-15 | オリンパス光学工業株式会社 | Endoscope curving apparatus by memory metal |
| JPS61106126A (en) * | 1984-10-31 | 1986-05-24 | オリンパス光学工業株式会社 | Endoscope |
| JPS6462154A (en) * | 1987-08-17 | 1989-03-08 | Welch Allyn Inc | Borescope or endoscope with hydrodynamic muscle |
-
1987
- 1987-08-18 JP JP1987126236U patent/JPH065764Y2/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5724324U (en) * | 1980-07-16 | 1982-02-08 | ||
| JPS5825140A (en) * | 1981-08-05 | 1983-02-15 | オリンパス光学工業株式会社 | Endoscope curving apparatus by memory metal |
| JPS61106126A (en) * | 1984-10-31 | 1986-05-24 | オリンパス光学工業株式会社 | Endoscope |
| JPS6462154A (en) * | 1987-08-17 | 1989-03-08 | Welch Allyn Inc | Borescope or endoscope with hydrodynamic muscle |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH065764Y2 (en) | 1994-02-16 |
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