JPS6454015U - - Google Patents
Info
- Publication number
- JPS6454015U JPS6454015U JP14999987U JP14999987U JPS6454015U JP S6454015 U JPS6454015 U JP S6454015U JP 14999987 U JP14999987 U JP 14999987U JP 14999987 U JP14999987 U JP 14999987U JP S6454015 U JPS6454015 U JP S6454015U
- Authority
- JP
- Japan
- Prior art keywords
- distal end
- illumination light
- window
- optical axis
- projecting
- 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
- 238000005286 illumination Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims 2
- 230000001678 irradiating effect Effects 0.000 description 1
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
第１図はこの考案に係る側視型内視鏡の挿入部
先端側を示す側面図、第２図はこの考案に係る側
視型内視鏡を用いて患部を照射するときの照明領
域と観察可能領域とを説明するための第１図にお
ける―矢視断面図、第３図は従来型の側視型
内視鏡の挿入部先端を説明するための説明図、第
４図は第３図における―矢視断面図、第５図
は従来型の側視型内視鏡を用いて患部を照射した
ときの照明領域と観察可能領域とを説明するため
の説明図である。
１……挿入部、２……側平面、３……段差面、
４……照明窓、７……観察窓、５……傾照明窓。
Fig. 1 is a side view showing the distal end of the insertion section of the side-viewing endoscope according to this invention, and Fig. 2 shows the illumination area when irradiating the affected area using the side-viewing endoscope according to this invention. FIG. 1 is a sectional view taken along arrows in FIG. 1 to explain the observable area; FIG. FIG. 5, which is a cross-sectional view taken along the arrow in FIG. 1... Insertion part, 2... Side plane, 3... Step surface,
4...Illumination window, 7...Observation window, 5...Tilt illumination window.
Claims (1)
を投射するための照明窓及びこの照明光によつて
照明された部位を観察するための観察窓等を有す
る側視型内視鏡において、 前記側平面基端側と挿入部先端側面側との間の
段差面が先端側に向けた傾斜した傾斜面上に、前
記照明光の光軸よりも先端側に傾斜した光軸を有
する斜照明光を投射するための斜照明窓を設けた ことを特徴とする側視型内視鏡。[Claims for Utility Model Registration] An illumination window for projecting illumination light onto a side plane provided on the side of the distal end of the insertion tube, and an observation window for observing the area illuminated by this illumination light, etc. In a side-viewing endoscope, a stepped surface between the proximal end side of the side plane and the side surface side of the distal end of the insertion section is placed on an inclined surface slanted toward the distal end side, and the distal end side is closer to the optical axis of the illumination light. A side-viewing endoscope characterized by being provided with an oblique illumination window for projecting oblique illumination light having an optical axis tilted to the side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987149999U JPH05886Y2 (en) | 1987-09-30 | 1987-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987149999U JPH05886Y2 (en) | 1987-09-30 | 1987-09-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6454015U true JPS6454015U (en) | 1989-04-04 |
| JPH05886Y2 JPH05886Y2 (en) | 1993-01-12 |
Family
ID=31422742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987149999U Expired - Lifetime JPH05886Y2 (en) | 1987-09-30 | 1987-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH05886Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005529715A (en) * | 2002-06-19 | 2005-10-06 | インフレアデックス， インク． | Multi-channel catheter tip |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS532476U (en) * | 1976-06-25 | 1978-01-11 | ||
| JPS5560432A (en) * | 1978-10-27 | 1980-05-07 | Olympus Optical Co | Lighting optical device for endoscope |
| JPS5636481U (en) * | 1979-08-27 | 1981-04-08 |
-
1987
- 1987-09-30 JP JP1987149999U patent/JPH05886Y2/ja not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS532476U (en) * | 1976-06-25 | 1978-01-11 | ||
| JPS5560432A (en) * | 1978-10-27 | 1980-05-07 | Olympus Optical Co | Lighting optical device for endoscope |
| JPS5636481U (en) * | 1979-08-27 | 1981-04-08 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005529715A (en) * | 2002-06-19 | 2005-10-06 | インフレアデックス， インク． | Multi-channel catheter tip |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05886Y2 (en) | 1993-01-12 |