JPS6392602U - - Google Patents
Info
- Publication number
- JPS6392602U JPS6392602U JP18566286U JP18566286U JPS6392602U JP S6392602 U JPS6392602 U JP S6392602U JP 18566286 U JP18566286 U JP 18566286U JP 18566286 U JP18566286 U JP 18566286U JP S6392602 U JPS6392602 U JP S6392602U
- Authority
- JP
- Japan
- Prior art keywords
- suction
- communicates
- communication path
- pipe
- cylinder body
- 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
- 238000007789 sealing Methods 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
第１図は本考案の一実施例の待機状態の平面断
面図、第２図はその―線切断面図、第３図は
実施例の吸引管路切換装置を装備した内視鏡の側
面図、第４図は実施例の吸引操作時の平面断面図
である。
２……操作部、３……吸引管路切換装置、４…
…第１の管路、５……吸引装置、６……第２の管
路、７……吸引口、１０……シリンダ体、１４…
…窓、１５……第３の管路、１６……ピストン体
、１９……第１の連通路、２１……第２の連通路
、２２……シール手段。
Fig. 1 is a plan sectional view of an embodiment of the present invention in a standby state, Fig. 2 is a cross-sectional view taken along the line 2, and Fig. 3 is a side view of an endoscope equipped with the suction line switching device of the embodiment. , FIG. 4 is a plan cross-sectional view during the suction operation of the embodiment. 2... Operation unit, 3... Suction pipe switching device, 4...
...First pipe line, 5... Suction device, 6... Second pipe line, 7... Suction port, 10... Cylinder body, 14...
...Window, 15...Third conduit, 16...Piston body, 19...First communication path, 21...Second communication path, 22...Sealing means.
Claims (1)
に接続された第１の管路と、挿入部先端に開口す
る吸引口に連通する第２の管路と、外気に連通す
る第３の管路とを連通させ、上記シリンダ体内に
進退自在に嵌挿されたピストン体に、待機状態に
おいて上記第１と第３の管路を連通させる第１の
連通路と、吸引操作時に上記第１と第２の管路を
連通させる第２の連通路を形成すると共に、上記
第１の連通路と第２の連通路及び第２の管路との
間を遮断するシール手段を設けたことを特徴とす
る内視鏡の吸引管路切換装置。 ２ 上記のシール手段が、上記シリンダ体とピス
トン体との間の嵌合部に圧縮変形して装着された
弾性体である実用新案登録請求の範囲第１項記載
の内視鏡の吸引管路切換装置。[Claims for Utility Model Registration] 1. A cylinder body disposed in the operating section has a first pipe line connected to a suction device and a second pipe line communicating with a suction port opened at the tip of the insertion part. , a first communication passage that communicates with a third conduit that communicates with the outside air, and that communicates the first and third conduits in a standby state with a piston body that is fitted into the cylinder body so as to be able to move forward and backward; and forming a second communication path that communicates the first and second pipe lines during a suction operation, and blocks off the first communication path, the second communication path, and the second pipe line. 1. A suction line switching device for an endoscope, characterized in that it is provided with a sealing means. 2. The suction pipe of the endoscope according to claim 1, wherein the sealing means is an elastic body that is compressively deformed and attached to the fitting portion between the cylinder body and the piston body. Switching device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986185662U JPH045133Y2 (en) | 1986-12-01 | 1986-12-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986185662U JPH045133Y2 (en) | 1986-12-01 | 1986-12-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6392602U true JPS6392602U (en) | 1988-06-15 |
| JPH045133Y2 JPH045133Y2 (en) | 1992-02-14 |
Family
ID=31134501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986185662U Expired JPH045133Y2 (en) | 1986-12-01 | 1986-12-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH045133Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04231023A (en) * | 1990-05-25 | 1992-08-19 | Edward H Phillips | Instrument for abdominoscopy and electric knife |
| JP2009011456A (en) * | 2007-07-02 | 2009-01-22 | Hoya Corp | Flow passage switching device and air supply and liquid supply device for endoscope |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54115790U (en) * | 1978-02-03 | 1979-08-14 | ||
| JPS5745834A (en) * | 1980-09-02 | 1982-03-16 | Olympus Optical Co | Endoscope |
| JPS5745836A (en) * | 1980-09-02 | 1982-03-16 | Olympus Optical Co | Endoscope apparatus |
| JPS5815834A (en) * | 1981-07-17 | 1983-01-29 | オリンパス光学工業株式会社 | Suction change-over operation apparatus for endoscope |
| JPS58160004U (en) * | 1982-04-20 | 1983-10-25 | 旭光学工業株式会社 | endoscope suction device |
-
1986
- 1986-12-01 JP JP1986185662U patent/JPH045133Y2/ja not_active Expired
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54115790U (en) * | 1978-02-03 | 1979-08-14 | ||
| JPS5745834A (en) * | 1980-09-02 | 1982-03-16 | Olympus Optical Co | Endoscope |
| JPS5745836A (en) * | 1980-09-02 | 1982-03-16 | Olympus Optical Co | Endoscope apparatus |
| JPS5815834A (en) * | 1981-07-17 | 1983-01-29 | オリンパス光学工業株式会社 | Suction change-over operation apparatus for endoscope |
| JPS58160004U (en) * | 1982-04-20 | 1983-10-25 | 旭光学工業株式会社 | endoscope suction device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04231023A (en) * | 1990-05-25 | 1992-08-19 | Edward H Phillips | Instrument for abdominoscopy and electric knife |
| JP2009011456A (en) * | 2007-07-02 | 2009-01-22 | Hoya Corp | Flow passage switching device and air supply and liquid supply device for endoscope |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH045133Y2 (en) | 1992-02-14 |