JPS62292135A - Insert aid jig for endoscope - Google Patents
Insert aid jig for endoscopeInfo
- Publication number
- JPS62292135A JPS62292135A JP61136844A JP13684486A JPS62292135A JP S62292135 A JPS62292135 A JP S62292135A JP 61136844 A JP61136844 A JP 61136844A JP 13684486 A JP13684486 A JP 13684486A JP S62292135 A JPS62292135 A JP S62292135A
- Authority
- JP
- Japan
- Prior art keywords
- endoscope
- cylindrical body
- opening
- distal end
- insertion aid
- 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
- 238000003780 insertion Methods 0.000 claims description 27
- 230000037431 insertion Effects 0.000 claims description 27
- 239000004615 ingredient Substances 0.000 claims 1
- 239000000463 material Substances 0.000 description 21
- 230000002183 duodenal effect Effects 0.000 description 9
- MOVRNJGDXREIBM-UHFFFAOYSA-N aid-1 Chemical compound O=C1NC(=O)C(C)=CN1C1OC(COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C(NC(=O)C(C)=C2)=O)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C(NC(=O)C(C)=C2)=O)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C(NC(=O)C(C)=C2)=O)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)CO)C(O)C1 MOVRNJGDXREIBM-UHFFFAOYSA-N 0.000 description 7
- 210000001953 common bile duct Anatomy 0.000 description 5
- 210000003445 biliary tract Anatomy 0.000 description 4
- 210000001198 duodenum Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 206010004637 Bile duct stone Diseases 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
３、発明の詳細な説明
〔産業上の利用分野〕
本発明は内視鏡を体腔内に挿入する際の案内として用い
る内視鏡用挿入補助具に関する。Detailed Description of the Invention 3. Detailed Description of the Invention [Field of Industrial Application] The present invention relates to an endoscope insertion aid used as a guide when inserting an endoscope into a body cavity.
現在、経口的な胆道鏡検査による肝内結石の診断および
非観血的な治療が強く要求されている。Currently, there is a strong demand for diagnosis of intrahepatic stones by transoral cholangioscopy and non-invasive treatment.
しかし、特に胆道鏡を十二指腸から総胆管内に挿入する
ことは困難とされていた。However, it has been considered difficult to insert a cholangioscope into the common bile duct from the duodenum.
そこで、この胆道鏡を十二指腸から総胆管内に挿入する
とき使用する挿入補助具が特許出願されている（特願昭
５９−４１７０４号）。この挿入補助具は可撓性の案内
用筒状体からなり、この筒状体の先端部側壁に開口部を
形成し、この開口部に内視鏡の挿入部を通すとともに、
その開口部の縁部で挿入部を受は支えながら胆道鏡を総
胆管内へ導くようにしたものである。Therefore, a patent application has been filed for an insertion aid used when inserting this cholangioscope into the common bile duct from the duodenum (Japanese Patent Application No. 41704/1982). This insertion aid consists of a flexible guiding cylindrical body, an opening is formed in the side wall of the distal end of this cylindrical body, and the insertion part of the endoscope is passed through this opening, and
The cholangioscope is guided into the common bile duct while supporting the insertion part at the edge of the opening.
しかしながら、このような挿入補助具は患者の生体運動
などによって挿入部を受は支えた部分が変形しやすいか
ら、上記挿入部の挿入がしすらいということがあった。However, in such an insertion aid, the portion supporting the insertion portion is easily deformed due to the patient's biological movement, etc., so that the insertion portion may not be easily inserted.
この発明は、挿入部を容易かつ確実に挿入させることが
できるようにした内視鏡用挿入補助具を提供することを
目的とする。SUMMARY OF THE INVENTION An object of the present invention is to provide an insertion aid for an endoscope that allows an insertion portion to be inserted easily and reliably.
〔問題点を解決するための手段及び作用〕この発明は、
筒状体２の先端部側壁に開口部４を設け、この開口部４
と対向する内側に一端側が上記筒状体２に固定され他端
側かスライド自在に支持された屈曲自在な帯状材７を設
ける。そして、この帯状材７の他端側をスライドさせて
これを湾曲させることにより、この湾曲部分で内視鏡の
挿入部を受は支える。[Means and effects for solving the problems] This invention has the following features:
An opening 4 is provided in the side wall of the tip end of the cylindrical body 2.
A bendable band member 7 is provided on the inside facing the cylindrical body 2, with one end fixed to the cylindrical body 2 and the other end slidably supported. Then, by sliding the other end of the band-like material 7 and curving it, the receiver supports the insertion portion of the endoscope at this curved portion.
以下、この発明の第１の実施例を第１図乃至第４図を参
照して説明する。第１図と第２図に示す内視鏡用挿入補
助具１は樹脂などから成形された可撓性の筒状体２を備
えている。この筒状体２は両端が開口し、一端（基端）
には口金３が取付けられている。また、筒状体２の先端
部側壁には軸方向に沿って長い長円形孔からなる開口部
４が穿設されている。A first embodiment of the present invention will be described below with reference to FIGS. 1 to 4. An endoscope insertion aid 1 shown in FIGS. 1 and 2 includes a flexible cylindrical body 2 made of resin or the like. This cylindrical body 2 is open at both ends, and one end (base end)
A cap 3 is attached to the holder. Further, an opening 4 consisting of a long oval hole is bored in the side wall of the tip end of the cylindrical body 2 along the axial direction.
上記筒状体２の内面には、上記開口部４から周方向にほ
ぼ１８０度ずれた位置に案内シース５が取着されている
。この案内シース５は帯状の通孔６が形成され、筒状体
２の先端部を除くほぼ全長にわたって設けられている。A guide sheath 5 is attached to the inner surface of the cylindrical body 2 at a position offset approximately 180 degrees from the opening 4 in the circumferential direction. This guide sheath 5 has a band-shaped through hole 6 formed therein, which extends over almost the entire length of the cylindrical body 2 except for the tip.
上記通孔６には樹脂や金属などの屈曲自在な材料によっ
て形成された帯状材１がスライド自在に挿通されている
。この帯状材７の先端部は上記筒状体２に穿設された開
口部４と対応する個所で案内シース５の通孔６から突出
し、その突出端は筒状体２の内面先端に取着された保持
部材８に固着されている。また、帯状材７の上記通孔６
から突出した基端には操作摘み９が設けられている。し
たがって、この操作摘み９を押せば、帯状材７の上記開
口部４と対応する先端部が第１図に鎖線で示すように開
口部４の方向へ突出するように屈曲する。A band-shaped material 1 made of a flexible material such as resin or metal is slidably inserted into the through hole 6 . The tip of this strip material 7 protrudes from the through hole 6 of the guide sheath 5 at a location corresponding to the opening 4 bored in the cylindrical body 2, and the protruding end is attached to the tip of the inner surface of the cylindrical body 2. The holding member 8 is fixed to the holding member 8. In addition, the above-mentioned through hole 6 of the strip material 7
An operating knob 9 is provided at the proximal end protruding from the base. Therefore, when the operating knob 9 is pressed, the tip of the strip 7 corresponding to the opening 4 is bent so as to protrude toward the opening 4 as shown by the chain line in FIG.
なお、上記筒状体２の内径は第３図に示す十二指腸用内
視鏡１１の挿入部の外径よりもやや大きく、その全長は
十二指腸用内視鏡１１の挿入部の長さより短かい、また
、開口部４の幅寸法は第４図に示す胆道検査用内視鏡１
２の挿入部の外径よりやや大きくなっている。Note that the inner diameter of the cylindrical body 2 is slightly larger than the outer diameter of the insertion section of the duodenal endoscope 11 shown in FIG. 3, and its total length is shorter than the length of the insertion section of the duodenal endoscope 11. In addition, the width dimension of the opening 4 is as shown in FIG.
It is slightly larger than the outer diameter of the insertion part 2.
つぎに、上記内視鏡用挿入補助具１を用いて胆道検査を
行なう方法を説明する。まず、側視型の十二指腸用内視
鏡１１の挿入部に挿入補助具１をかぶせ、その内視鏡１
１の操作部近くまで引き上げ、それにより先端部１１ａ
および湾曲管部１１ｂを少なくとも含む挿入部の先端側
部分を上記挿入補助具１の先端から露出させておく。こ
の状態で第３図に示すように十二指腸用内視鏡１１の先
端部１１ｍを患者の十二指腸乳頭１３まで挿入する。Next, a method of performing a biliary tract examination using the endoscopic insertion aid 1 will be described. First, the insertion aid 1 is placed over the insertion part of the side-viewing duodenal endoscope 11, and the endoscope 1 is
1 to near the operation part 1, and thereby the tip part 11a
The distal end portion of the insertion portion including at least the curved tube portion 11b is exposed from the distal end of the insertion aid 1. In this state, as shown in FIG. 3, the distal end 11m of the duodenal endoscope 11 is inserted up to the duodenal papilla 13 of the patient.
そζで、十二指腸用内視鏡１１で十二指腸乳頭１３を確
認した後、挿入補助具１を押し込み、第４図に示すよう
にその開口部４をその内視鏡１１の観察窓に合せる。つ
いで、上記十二指腸用内視鏡１１だけを体腔から抜去し
たのち、その挿入補助具１に直視型の胆道検査用内視鏡
１２を挿入する。そして、この胆道検査用内視鏡１２を
湾曲操作してその先端が十二指腸乳頭１３を正面視する
位置にもっていく、そこで、操作摘み９を押し込むと、
帯状材７の上記開口部４と対応する部分がこの開口部４
の方向へ湾曲する。したがって、この状態で胆道検査用
内視鏡１２をさらに押し込めば、この内視鏡１２の挿入
部の先端部１２＆が上記帯状材７の湾曲部に案内されて
総胆管１４に挿入されることに表る。Then, after confirming the duodenal papilla 13 with the duodenal endoscope 11, the insertion aid 1 is pushed in, and its opening 4 is aligned with the observation window of the endoscope 11, as shown in FIG. Then, after only the duodenal endoscope 11 is removed from the body cavity, a direct viewing endoscope 12 for biliary tract examination is inserted into the insertion aid 1. Then, bend the biliary duct examination endoscope 12 to bring its tip to a position where the duodenal papilla 13 is viewed from the front. Then, when the operating knob 9 is pushed in,
The part of the strip material 7 corresponding to the opening 4 is this opening 4.
curve in the direction of Therefore, if the biliary tract examination endoscope 12 is pushed further in this state, the distal end 12 & of the insertion section of the endoscope 12 will be guided by the curved part of the band material 7 and inserted into the common bile duct 14. appear.
すなわち、挿入補助具１の基端部に設けられた操作摘み
９を押し込んで帯状材７の開口部４と対向する部分を湾
曲させるという簡単な操作で胆道検査用内視ｆｉＭ１２
を総胆管１４に容易かつ確実に挿入することができる。That is, the endoscopic fiM 12 for biliary tract examination can be inserted by simply pushing in the operating knob 9 provided at the proximal end of the insertion aid 1 and curving the portion of the strip material 7 that faces the opening 4.
can be easily and reliably inserted into the common bile duct 14.
第５図はこの発明の第２の実施例で、これは帯状材７を
筒状体２の先端部分にだけ設け、この帯状材７の基端に
チューブ状の案内シース１６に挿通されたワイヤあるい
はピアノ線などの線材１７の先端を連結し、この線材１
７を押し引き操作して上記帯状材７を湾曲させるように
したものである。FIG. 5 shows a second embodiment of the present invention, in which a strip 7 is provided only at the distal end of the cylindrical body 2, and a wire is inserted into the proximal end of the strip 7 through a tubular guide sheath 16. Alternatively, connect the ends of wire rod 17 such as piano wire, and
7 is pushed and pulled to bend the strip material 7.
第６図と第７図はこの発明の第３の実施例で、これは筒
状体２の先端部分にだけ設けられた帯状材７の先端にス
ライダ１８を固定し、このスライダ１８の両端部を上記
筒状体２の先端部に軸方向に沿って形成されたガイド部
１９にスライド自在帯状材１の基端は上記筒状体２内に
設けられた固定部材２１に固定されている。なお、上記
線材１７が挿通されたコイルからなる案内シース１６ａ
の先端も上記固定部材２１に固定されている。したがっ
て、線材１７を引いてスライダ１８を後方へスライドさ
せれば、上記帯状材７を湾曲させることができる。6 and 7 show a third embodiment of the present invention, in which a slider 18 is fixed to the tip of a strip 7 provided only at the tip of the cylindrical body 2, and both ends of the slider 18 are The base end of the band-like material 1 is fixed to a fixing member 21 provided inside the cylindrical body 2. The base end of the band-like material 1 is slidable on a guide portion 19 formed along the axial direction at the distal end of the cylindrical body 2. Note that the guide sheath 16a is made of a coil through which the wire 17 is inserted.
The distal end of is also fixed to the fixing member 21. Therefore, by pulling the wire 17 and sliding the slider 18 backward, the strip material 7 can be curved.
第８図はこの発明の第４の実施例で、これは帯状材２が
Ｎ１−Ｔｉ系や銅系などの形状記憶合金で作られていて
、変態温度（たとえば５０℃）に加熱すると湾曲するよ
う設定されている。上記帯状材７の先端は筒状体２の先
端に設けられた固定部材２２に固定され、基端側の部分
はガイド部材２３の通孔２Ｂｍにスライド自在に支持さ
れている。FIG. 8 shows a fourth embodiment of the present invention, in which the strip material 2 is made of a shape memory alloy such as N1-Ti or copper, and bends when heated to a transformation temperature (for example, 50°C). It is set like this. The distal end of the strip material 7 is fixed to a fixing member 22 provided at the distal end of the cylindrical body 2, and the base end portion is slidably supported in the through hole 2Bm of the guide member 23.
また、帯状材７の基端にはリード線２４が接続され、こ
のリード線２４には電源２５およびスイッチ２６が接続
されている。そして、上記電源２５より上記帯状材７へ
電流を流がし、この帯状材７を加熱して湾曲変形させる
ことができる。Further, a lead wire 24 is connected to the base end of the strip material 7, and a power source 25 and a switch 26 are connected to this lead wire 24. Then, a current is caused to flow from the power source 25 to the strip material 7, and the strip material 7 can be heated and deformed into a curved shape.
第９図はこの発明の第５の実施例で、これは筒状体２に
形成される開口部４を長円形孔に代りＵ字形にしたもの
である。FIG. 9 shows a fifth embodiment of the present invention, in which the opening 4 formed in the cylindrical body 2 is U-shaped instead of an oblong hole.
以上述べたようにこの発明は、筒状体の先端部の開口部
と対応する位置に帯状材を設け、この帯状材を湾曲させ
ることによって内視鏡を案内するようにしたから、上記
内視鏡の挿入を容易かつ確実に行なうことができる。し
かも、帯状材を湾曲させるだけであるから、構造も簡単
である。 。As described above, the present invention provides a band-like material at a position corresponding to the opening at the distal end of the cylindrical body, and guides the endoscope by curving this band-like material. The mirror can be inserted easily and reliably. Furthermore, since the belt-shaped material is simply curved, the structure is simple. .
第１図乃至第４図はこの発明の第１の実施例を示し、第
１図は断面図、第２図は斜視図、第３図と第４図はそれ
ぞれ使用時の説明図、第５図はこの発明の第２の実施例
の斜視図、第６図はこの発明の第３の実施例の斜視図、
第７図は同じく断面図、第８図はこの発明の第４の実施
例の斜視図、第９図はこの発明の第５の実施例の斜視図
である。
２・・・筒状体、４・・・開口部、７・・・帯状材。
出願人代理人 弁理士 坪 井 淳第３図
第４図
第７図
第９図1 to 4 show a first embodiment of the present invention, FIG. 1 is a sectional view, FIG. 2 is a perspective view, FIGS. 3 and 4 are explanatory views in use, and FIG. The figure is a perspective view of the second embodiment of this invention, and FIG. 6 is a perspective view of the third embodiment of this invention.
FIG. 7 is a sectional view, FIG. 8 is a perspective view of a fourth embodiment of the invention, and FIG. 9 is a perspective view of a fifth embodiment of the invention. 2... Cylindrical body, 4... Opening, 7... Band-shaped material. Applicant's representative Patent attorney Jun Tsuboi Figure 3 Figure 4 Figure 7 Figure 9
Claims (1)
通させて案内として用いる筒状体からなる内視鏡用挿入
補助具において、上記筒状体には、その先端部側壁に開
口部を設け、この開口部と対向する内側に一端側が上記
筒状体に固定され他端側がスライド自在に支持された屈
曲自在な帯状材を設けたことを特徴とする内視鏡用挿入
補助具。In an endoscope insertion aid consisting of a cylindrical body that is used as a guide through which the insertion part of the endoscope is inserted into a body cavity, the cylindrical body has a side wall at its distal end. An insertion aid for an endoscope, characterized in that an opening is provided, and a bendable band-shaped member having one end fixed to the cylindrical body and the other end slidably supported is provided on the inside facing the opening. Ingredients.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61136844A JPS62292135A (en) | 1986-06-12 | 1986-06-12 | Insert aid jig for endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61136844A JPS62292135A (en) | 1986-06-12 | 1986-06-12 | Insert aid jig for endoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62292135A true JPS62292135A (en) | 1987-12-18 |
Family
ID=15184825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61136844A Pending JPS62292135A (en) | 1986-06-12 | 1986-06-12 | Insert aid jig for endoscope |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62292135A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007061398A (en) * | 2005-08-31 | 2007-03-15 | Fujinon Corp | Insertion assisting device for endoscope and endoscope apparatus |
| JP4642936B2 (en) * | 2009-02-09 | 2011-03-02 | オリンパスメディカルシステムズ株式会社 | Medical tube |
| JP2011224047A (en) * | 2010-04-15 | 2011-11-10 | Mikihito Kuroda | Endoscope apparatus |
| JP5027343B2 (en) * | 2010-07-09 | 2012-09-19 | オリンパスメディカルシステムズ株式会社 | Endoscope holding device and endoscope system |
| WO2012132778A1 (en) * | 2011-03-31 | 2012-10-04 | 富士フイルム株式会社 | Endoscope insertion assitive device |
| JP2012192079A (en) * | 2011-03-17 | 2012-10-11 | Fujifilm Corp | Insertion aid for endoscope |
| CN102727156A (en) * | 2011-03-31 | 2012-10-17 | 富士胶片株式会社 | Insertion auxiliary tool for endoscope |
| JP2012205717A (en) * | 2011-03-29 | 2012-10-25 | Fujifilm Corp | Insertion assisting tool for endoscope |
| JP2017524496A (en) * | 2014-06-25 | 2017-08-31 | マッカイ メモリアル ホスピタルＭａｃｋａｙ Ｍｅｍｏｒｉａｌ Ｈｏｓｐｉｔａｌ | Urological endoscope assist system and method of use |
| JP2019508145A (en) * | 2016-03-01 | 2019-03-28 | クック・メディカル・テクノロジーズ・リミテッド・ライアビリティ・カンパニーＣｏｏｋ Ｍｅｄｉｃａｌ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｌｌｃ | Endoscope accessory channel to deflect |
-
1986
- 1986-06-12 JP JP61136844A patent/JPS62292135A/en active Pending
Cited By (19)
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|---|---|---|---|---|
| JP2007061398A (en) * | 2005-08-31 | 2007-03-15 | Fujinon Corp | Insertion assisting device for endoscope and endoscope apparatus |
| JP4642936B2 (en) * | 2009-02-09 | 2011-03-02 | オリンパスメディカルシステムズ株式会社 | Medical tube |
| JPWO2010089923A1 (en) * | 2009-02-09 | 2012-08-09 | オリンパスメディカルシステムズ株式会社 | Medical tube |
| JP2011224047A (en) * | 2010-04-15 | 2011-11-10 | Mikihito Kuroda | Endoscope apparatus |
| JP5027343B2 (en) * | 2010-07-09 | 2012-09-19 | オリンパスメディカルシステムズ株式会社 | Endoscope holding device and endoscope system |
| US8911352B2 (en) | 2010-07-09 | 2014-12-16 | Olympus Medical Systems Corp. | Endoscope-holding device and endoscopic system |
| JP2012192079A (en) * | 2011-03-17 | 2012-10-11 | Fujifilm Corp | Insertion aid for endoscope |
| JP2012205717A (en) * | 2011-03-29 | 2012-10-25 | Fujifilm Corp | Insertion assisting tool for endoscope |
| CN102727156A (en) * | 2011-03-31 | 2012-10-17 | 富士胶片株式会社 | Insertion auxiliary tool for endoscope |
| JP2012213435A (en) * | 2011-03-31 | 2012-11-08 | Fujifilm Corp | Endoscope insertion assistive device |
| JP2012213436A (en) * | 2011-03-31 | 2012-11-08 | Fujifilm Corp | Insertion assisting tool for endoscope |
| EP2692273A1 (en) * | 2011-03-31 | 2014-02-05 | FUJIFILM Corporation | Endoscope insertion assitive device |
| EP2692273A4 (en) * | 2011-03-31 | 2014-08-20 | Fujifilm Corp | Endoscope insertion assitive device |
| WO2012132778A1 (en) * | 2011-03-31 | 2012-10-04 | 富士フイルム株式会社 | Endoscope insertion assitive device |
| US9986897B2 (en) | 2011-03-31 | 2018-06-05 | Fujifilm Corporation | Insertion assisting tool for endoscope |
| US10441143B2 (en) | 2011-03-31 | 2019-10-15 | Fujifilm Corporation | Insertion assisting tool for endoscope |
| JP2017524496A (en) * | 2014-06-25 | 2017-08-31 | マッカイ メモリアル ホスピタルＭａｃｋａｙ Ｍｅｍｏｒｉａｌ Ｈｏｓｐｉｔａｌ | Urological endoscope assist system and method of use |
| JP2019508145A (en) * | 2016-03-01 | 2019-03-28 | クック・メディカル・テクノロジーズ・リミテッド・ライアビリティ・カンパニーＣｏｏｋ Ｍｅｄｉｃａｌ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｌｌｃ | Endoscope accessory channel to deflect |
| US11503984B2 (en) | 2016-03-01 | 2022-11-22 | Cook Medical Technologies Llc | Deflecting endoscope accessory channels |
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