JPS63172401U - - Google Patents
Info
- Publication number
- JPS63172401U JPS63172401U JP6393987U JP6393987U JPS63172401U JP S63172401 U JPS63172401 U JP S63172401U JP 6393987 U JP6393987 U JP 6393987U JP 6393987 U JP6393987 U JP 6393987U JP S63172401 U JPS63172401 U JP S63172401U
- Authority
- JP
- Japan
- Prior art keywords
- elastomer
- endoscope
- flexible tube
- outer skin
- distal end
- 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
- 229920001875 Ebonite Polymers 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000000806 elastomer Substances 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 2
- 229920002725 thermoplastic elastomer Polymers 0.000 claims 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
Description
第１図は本考案の実施例を示す内視鏡の可撓管
の側断面図、第２図は第１図の内視鏡の外観図、
第３図は同じく内視鏡の操作部から挿入部に接続
された拡大図、第４図ないし第５図は、従来の可
撓管の側断面図である。
１，２２……フレツクス、２，２３……ブレー
ド、３，２４……外皮、１２……操作部、２１…
…可撓管、２５……先端側、２６……軟性エラス
トマーによる軟性部、２７……基端側（操作部側
）、２８……硬質エラストマーによる硬性部、２
９……変移部分。
FIG. 1 is a side sectional view of a flexible tube of an endoscope showing an embodiment of the present invention, FIG. 2 is an external view of the endoscope shown in FIG. 1,
FIG. 3 is an enlarged view of the connection from the operating section of the endoscope to the insertion section, and FIGS. 4 and 5 are side sectional views of a conventional flexible tube. 1, 22...Flex, 2, 23...Blade, 3, 24...Outer skin, 12...Operation unit, 21...
...Flexible tube, 25...Distal end side, 26...Soft part made of soft elastomer, 27...Proximal end side (operation part side), 28...Hard part made of hard elastomer, 2
9...Transition part.
Claims (1)
可撓管において、前記外皮は熱可塑性エラストマ
ーからなり先端側を軟質エラストマーとし、基端
側を硬質エラストマーとするとともに前記先端側
から基端側にいたる境界付近を徐々に軟質なエラ
ストマーから硬質エラストマーに変化する変移部
分を設けたことを特徴とする内視鏡用可撓管。 In a flexible tube for an endoscope having an outer skin, a blade, and a flex, the outer skin is made of a thermoplastic elastomer, with a soft elastomer on the distal end and a hard elastomer on the proximal end, and a boundary extending from the distal end to the proximal end. A flexible tube for an endoscope, characterized by having a transition portion where the vicinity gradually changes from a soft elastomer to a hard elastomer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6393987U JPS63172401U (en) | 1987-04-27 | 1987-04-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6393987U JPS63172401U (en) | 1987-04-27 | 1987-04-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63172401U true JPS63172401U (en) | 1988-11-09 |
Family
ID=30899635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6393987U Pending JPS63172401U (en) | 1987-04-27 | 1987-04-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63172401U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0323830A (en) * | 1989-06-21 | 1991-01-31 | Olympus Optical Co Ltd | Skin for flexible tube for endoscope |
| JPH04105636A (en) * | 1990-08-27 | 1992-04-07 | Fuji Photo Optical Co Ltd | Angle part of endoscope |
-
1987
- 1987-04-27 JP JP6393987U patent/JPS63172401U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0323830A (en) * | 1989-06-21 | 1991-01-31 | Olympus Optical Co Ltd | Skin for flexible tube for endoscope |
| JPH04105636A (en) * | 1990-08-27 | 1992-04-07 | Fuji Photo Optical Co Ltd | Angle part of endoscope |
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