JP5089959B2 - 管腔トラバース用具 - Google Patents
管腔トラバース用具 Download PDFInfo
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- JP5089959B2 JP5089959B2 JP2006299340A JP2006299340A JP5089959B2 JP 5089959 B2 JP5089959 B2 JP 5089959B2 JP 2006299340 A JP2006299340 A JP 2006299340A JP 2006299340 A JP2006299340 A JP 2006299340A JP 5089959 B2 JP5089959 B2 JP 5089959B2
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/005—Flexible endoscopes
- A61B1/01—Guiding arrangements therefore
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00066—Proximal part of endoscope body, e.g. handles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00071—Insertion part of the endoscope body
- A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
- A61B1/00082—Balloons
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/31—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the rectum, e.g. proctoscopes, sigmoidoscopes, colonoscopes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/273—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the upper alimentary canal, e.g. oesophagoscopes, gastroscopes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
- A61B5/6852—Catheters
- A61B5/6858—Catheters with a distal basket, e.g. expandable basket
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
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- Optics & Photonics (AREA)
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- Radiology & Medical Imaging (AREA)
- Biophysics (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Endoscopes (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Description
様々な医療用具が、手術、診断および/または送達目的で、管状の身体器官の管腔を通される。例えば、内視鏡は、胃腸(GI)管などの体内腔のある部位の視覚的検査および/または治療の促進に使用される器具である。内視鏡の使用を伴う処置中、当該器具は、管腔内を慎重に操縦され、所望部位に進入し、身体器官の管腔内壁の穿孔を回避しなければならない。
本明細書で述べられるのは、身体管腔などの管腔をトラバース(横行)するための方法および用具である。従来の用具と異なり、本明細書で述べる実施態様は、本用具を管腔内で駆動するために、独立して拡張可能および移動可能な管状要素を使用する。少なくとも1件の実施態様では、管状要素は、滑りを軽減するように構成される。例えば、当該管状要素は、管腔壁の把握を容易にする牽引面を含むことができる。
ここで、本明細書に開示する本用具および方法の構造、機能、製造および使用の原理の十分な理解を提供するために、特定の典型的実施態様が説明される。これらの実施態様の1件以上の例が、添付の図面に示されている。本明細書に具体的に説明され、添付の図面に示された用具および方法は、無制約の典型的実施態様であり、本発明の範囲は、特許請求の範囲によってのみ規定されることが、当業者は理解するであろう。ある典型的実施態様と関連して示され、説明される特徴は、他の実施態様の特徴と組み合わされることができる。このような変更および変形物は、本発明の範囲内に含まれることを意図されている。
(1) 体内管腔をトラバースする用具において、
縦軸に沿って近位端から遠位端まで延びている細長い本体、
を含み、
前記遠位端が、第一メッシュ管状要素、および第二メッシュ管状要素を含み、
各管状要素が、第一端部、および第二端部を有し、前記管状要素はそれぞれ、選択的に、かつ独立して放射状に拡張および収縮するように構成されており、
前記管状要素が、互いに対して移動するように構成されている、
用具。
(2) 実施態様1に記載の用具において、
前記用具は、管腔内面を掴むことによって前記管腔をトラバースするように構成されている、用具。
(3) 実施態様1に記載の用具において、
前記管状要素の縦方向の移動、拡張、および収縮をコントロールするのに有効な第一制御要素、および第二制御要素、
をさらに含む、用具。
(4) 実施態様3に記載の用具において、
前記第二制御要素に対する前記第一制御要素の移動が、前記第二管状要素に対する前記第一管状要素の移動をもたらす、用具。
(5) 実施態様3に記載の用具において、
前記第一制御要素に対する前記第二制御要素の移動が、前記第一管状要素に対する前記第二管状要素の移動をもたらす、用具。
(6) 実施態様1に記載の用具において、
前記本体が、前記第一管状要素とかみ合わされた第一近位本体部材、および第一遠位本体部材、ならびに前記第二管状要素とかみ合わされた第二近位本体部材、および第二遠位本体部材を含む、用具。
(7) 実施態様6に記載の用具において、
前記第一遠位本体部材方向への前記第一近位本体部材の移動が、前記第一管状要素の放射状拡張をもたらすと同時に、前記第一管状要素の長さを減少させる、用具。
(8) 実施態様6に記載の用具において、
前記第二遠位本体部材方向への前記第二近位本体部材の移動が、前記第一管状要素の放射状拡張をもたらすと同時に、前記第一管状要素の長さを減少させる、用具。
(9) 実施態様1に記載の用具において、
前記第一管状要素、および前記第二管状要素が、メッシュ織物(woven mesh material)で作られている、用具。
細長い本体部材上に可動的に配置され、選択的に、かつ独立して縦方向の移動が可能な少なくとも2個の管状要素、
を含み、
各管状要素が、選択的にコントロール可能な長さを有し、
各管状要素が、延長された長さおよび収縮された直径を有する第一構造、ならびに縮小された長さおよび拡張された直径を有する第二構造を有する、
用具。
(11) 実施態様10に記載の用具において、
前記管状要素がメッシュ織物で形成されている、用具。
(12) 実施態様10に記載の用具において、
前記バルーンが牽引面を含む、用具。
(13) 実施態様10に記載の用具において、
前記本体の近位端に、前記第一管状要素および前記第二管状要素の縦方向の移動をコントロールするのに有効な、制御機構、
をさらに含む、用具。
(14) 実施態様13に記載の用具において、
前記本体の近位端に、前記第一構造および前記第二構造における前記第一管状要素の配置をコントロールするのに有効な、制御機構、
をさらに含む、用具。
(15) 実施態様13に記載の用具において、
前記本体の近位端に、前記第一構造および前記第二構造における前記第二管状要素の配置をコントロールするのに有効な、制御機構、
をさらに含む、用具。
(16) 実施態様14に記載の用具において、
前記制御機構が、前記第一構造および前記第二構造における前記第一管状要素の縦方向の移動および前記第一管状要素の配置をコントロールするのに有効な、第一制御要素である、用具。
(17) 実施態様15に記載の用具において、
前記制御装置が、前記第一構造および前記第二構造における前記第二管状要素の縦方向の移動および前記第二管状要素の配置をコントロールするのに有効な、第二制御要素である、用具。
a.近位端から遠位端まで延びている細長い本体を有し、かつ遠位メッシュ管状要素および近位メッシュ管状要素を含む、管腔トラバース用具を挿入する段階と、
b.拡張された前記近位管状要素の外面が前記管腔の内面に係合(engage)するように、前記近位管状要素を放射状に拡張させる段階と、
c.前記近位管状要素に対して遠位に前記遠位管状要素を移動させる段階と、
d.拡張された前記遠位管状要素の外面が前記管腔の前記内面に係合(engage)するように、前記遠位管状要素を放射状に拡張させる段階と、
e.前記近位管状要素を放射状に収縮させ、前記遠位管状要素に向かって遠位に前記近位管状要素を移動させる段階と、
f.前記用具が前記管腔内の所望の部位に到達するまでb〜eの段階を繰り返す段階と、
を含む、方法。
(19) 実施態様18に記載の方法において、
前記用具が、手術および/または診断処置での使用に有効な医療用具を含む、方法。
(20) 実施態様18に記載の方法において、
開口(opening)が身体の自然の開口部(orifice)である、方法。
(21) 実施態様19に記載の方法において、
前記医療用具が内視鏡である、方法。
Claims (6)
- 縦軸に沿って近位端から遠位端まで延びている細長い本体を含み、
前記遠位端は、第一及び第二の放射状に拡張可能な要素を含み、
前記拡張可能要素の各々は、第一端部及び第二端部を有すると共に、それぞれ選択的にかつ独立して放射状に拡張および収縮するように構成されており、
前記拡張可能要素は、互いに対して移動するように構成されている、
体内管腔をトラバースする用具であって、
前記細長い本体の近位端の遠位側に接続され、第一及び第二の制御要素を含むハンドルと、
前記制御要素から前記細長い本体に延びる作動ロッドと、
を含み、
前記作動ロッドは、前記制御要素の動きを前記細長い本体に伝えて、前記拡張可能要素の縦方向の移動、拡張、及び収縮をコントロールし、
前記第二制御要素に対する前記第一制御要素の移動が、前記第二拡張可能要素に対する前記第一拡張可能要素の移動をもたらす、用具。 - 縦軸に沿って近位端から遠位端まで延びている細長い本体を含み、
前記遠位端は、第一及び第二の放射状に拡張可能な要素を含み、
前記拡張可能要素の各々は、第一端部及び第二端部を有すると共に、それぞれ選択的にかつ独立して放射状に拡張および収縮するように構成されており、
前記拡張可能要素は、互いに対して移動するように構成されている、
体内管腔をトラバースする用具であって、
前記細長い本体の近位端の遠位側に接続され、第一及び第二の制御要素を含むハンドルと、
前記制御要素から前記細長い本体に延びる作動ロッドと、
を含み、
前記作動ロッドは、前記制御要素の動きを前記細長い本体に伝えて、前記拡張可能要素の縦方向の移動、拡張、及び収縮をコントロールし、
前記第一制御要素に対する前記第二制御要素の移動が、前記第一拡張可能要素に対する前記第二拡張可能要素の移動をもたらす、用具。 - 請求項1または2に記載の用具であって、
前記本体が、前記第一拡張可能要素とかみ合わされた第一近位本体部材、および第一遠位本体部材、ならびに前記第二拡張可能要素とかみ合わされた第二近位本体部材、および第二遠位本体部材を含む、用具。 - 請求項3に記載の用具において、
前記第一遠位本体部材方向への前記第一近位本体部材の移動が、前記第一拡張可能要素の放射状拡張をもたらすと同時に、前記第一拡張可能要素の長さを減少させる、用具。 - 請求項3に記載の用具において、
前記第二遠位本体部材方向への前記第二近位本体部材の移動が、前記第一拡張可能要素の放射状拡張をもたらすと同時に、前記第一拡張可能要素の長さを減少させる、用具。 - 請求項1または2に記載の用具であって、
前記第一拡張可能要素、および前記第二拡張可能要素が、メッシュ織物で作られている、用具。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/267,463 | 2005-11-04 | ||
US11/267,463 US7798992B2 (en) | 2005-11-04 | 2005-11-04 | Lumen traversing device |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007144153A JP2007144153A (ja) | 2007-06-14 |
JP5089959B2 true JP5089959B2 (ja) | 2012-12-05 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006299340A Expired - Fee Related JP5089959B2 (ja) | 2005-11-04 | 2006-11-02 | 管腔トラバース用具 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7798992B2 (ja) |
EP (1) | EP1782726B1 (ja) |
JP (1) | JP5089959B2 (ja) |
CN (1) | CN1957835B (ja) |
AU (1) | AU2006230752B2 (ja) |
BR (1) | BRPI0604528A (ja) |
CA (1) | CA2566069C (ja) |
MX (1) | MXPA06012765A (ja) |
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CN1957835A (zh) | 2007-05-09 |
CA2566069C (en) | 2014-07-29 |
JP2007144153A (ja) | 2007-06-14 |
US20070106302A1 (en) | 2007-05-10 |
EP1782726A3 (en) | 2008-02-27 |
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Free format text: JAPANESE INTERMEDIATE CODE: R250 |
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R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
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