JPH0182053U - - Google Patents
Info
- Publication number
- JPH0182053U JPH0182053U JP1987178204U JP17820487U JPH0182053U JP H0182053 U JPH0182053 U JP H0182053U JP 1987178204 U JP1987178204 U JP 1987178204U JP 17820487 U JP17820487 U JP 17820487U JP H0182053 U JPH0182053 U JP H0182053U
- Authority
- JP
- Japan
- Prior art keywords
- tip
- injection needle
- guide hole
- endoscopic
- inner cannula
- 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
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
Description
第１図は、本考案の第１実施例を示す内視鏡用
注射器の注射用針が突出した状態を示す先端部の
断面図、第２図は、上記第１図の内視鏡用注射器
の注射用針の突出初期の状態を示す先端部の断面
図、第３図は、本考案が適用された内視鏡用注射
器の全体の構成を示す斜視図、第４図は、本考案
の第２実施例を示す内視鏡用注射器の先端部の断
面図、第５図は、上記第４図の内視鏡用注射器の
先端部材の断面図、第６図は、上記第５図中のＡ
−Ａ線に沿う断面図、第７図は、従来の内視鏡用
注射器の先端部の一例を示す断面図、第８図は、
上記第７図の内視鏡用注射器の先端部材の断面図
である。
１，２１……内視鏡用注射器、２，３２……外
套管、３，３６……注射用針、４，３４……内套
管、８，２２，３１……先端部材、９，２６，３
７……案内孔、１０，２３，４０，４１……テー
パ面。
FIG. 1 is a sectional view of the tip of an endoscopic syringe according to a first embodiment of the present invention, showing a state in which the injection needle protrudes, and FIG. 2 is a sectional view of the endoscope syringe shown in FIG. 1 above. FIG. 3 is a perspective view showing the overall configuration of the endoscopic syringe to which the present invention is applied, and FIG. 4 is a cross-sectional view of the tip of the injection needle showing the initial protrusion state. FIG. 5 is a cross-sectional view of the tip of the endoscopic syringe shown in FIG. 4, showing the second embodiment, and FIG. A of
7 is a sectional view showing an example of the tip of a conventional endoscopic syringe, and FIG. 8 is a sectional view taken along line A.
8 is a sectional view of the tip member of the endoscopic syringe shown in FIG. 7. FIG. 1 , 21 ... Endoscope syringe, 2, 32... Outer tube, 3, 36... Injection needle, 4, 34... Inner cannula, 8, 22, 31... Tip member, 9, 26 ,3
7... Guide hole, 10, 23, 40, 41... Tapered surface.
Claims (1)
を進退自在に挿通し、先端に上記注射用針を突出
させる案内孔を有する先端部材が取り付けられた
外套管とを具備してなる内視鏡用注射器において
、 上記先端部材の内面に、上記注射用針を上記案
内孔に導くための、開角度が７０゜以下の先細の
コーン状の連続した一つのテーパ面を形成したこ
とを特徴とする内視鏡用注射器。[Scope of Claim for Utility Model Registration] An inner cannula having an injection needle at its tip, and a tip member that is inserted into the inner cannula so as to be freely advanced and retracted and has a guide hole at the tip through which the injection needle protrudes. In the endoscopic syringe comprising a mantle tube, the tip member has a continuous tapered cone-shaped opening angle of 70° or less on the inner surface thereof to guide the injection needle to the guide hole. An endoscopic syringe characterized by forming one tapered surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987178204U JPH0639721Y2 (en) | 1987-11-21 | 1987-11-21 | Endoscope syringe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987178204U JPH0639721Y2 (en) | 1987-11-21 | 1987-11-21 | Endoscope syringe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0182053U true JPH0182053U (en) | 1989-06-01 |
| JPH0639721Y2 JPH0639721Y2 (en) | 1994-10-19 |
Family
ID=31469831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987178204U Expired - Lifetime JPH0639721Y2 (en) | 1987-11-21 | 1987-11-21 | Endoscope syringe |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0639721Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011040188A1 (en) * | 2009-09-30 | 2011-04-07 | テルモ株式会社 | Injection aid and medication syringe device |
-
1987
- 1987-11-21 JP JP1987178204U patent/JPH0639721Y2/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011040188A1 (en) * | 2009-09-30 | 2011-04-07 | テルモ株式会社 | Injection aid and medication syringe device |
| CN102596293A (en) * | 2009-09-30 | 2012-07-18 | 泰尔茂株式会社 | Injection aid and medication syringe device |
| US8734390B2 (en) | 2009-09-30 | 2014-05-27 | Terumo Kabushiki Kaisha | Injection aid and medication syringe device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0639721Y2 (en) | 1994-10-19 |
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