JP2020073238A - 瘻孔作成装置およびそのための方法 - Google Patents
瘻孔作成装置およびそのための方法 Download PDFInfo
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/3653—Interfaces between patient blood circulation and extra-corporal blood circuit
- A61M1/3655—Arterio-venous shunts or fistulae
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B18/1477—Needle-like probes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B18/1492—Probes or electrodes therefor having a flexible, catheter-like structure, e.g. for heart ablation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/70—Manipulators specially adapted for use in surgery
- A61B34/73—Manipulators for magnetic surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12027—Type of occlusion
- A61B17/1204—Type of occlusion temporary occlusion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/12136—Balloons
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
- A61B2017/00876—Material properties magnetic
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B2017/1107—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis for blood vessels
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B2017/1139—Side-to-side connections, e.g. shunt or X-connections
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22051—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with an inflatable part, e.g. balloon, for positioning, blocking, or immobilisation
- A61B2017/22065—Functions of balloons
- A61B2017/22071—Steering
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00577—Ablation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00601—Cutting
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B2018/1405—Electrodes having a specific shape
- A61B2018/1425—Needle
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/70—Manipulators specially adapted for use in surgery
- A61B34/73—Manipulators for magnetic surgery
- A61B2034/731—Arrangement of the coils or magnets
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
- A61M25/0127—Magnetic means; Magnetic markers
Abstract
Description
2013年3月14日出願の米国仮特許出願第61/785,509号「瘻孔作成装置およびそのための方法」(“FISTULA FORMULATION DEVICES AND METHODS THEREFOR”)に対する優先権を主張し、その内容全が本明細書に組み込まれる。
本願明細書は、例えば、以下の項目も提供する。
(項目1)
第1の磁気要素を含む第1のカテーテルと、
第2の磁気要素を含む第2のカテーテルとを備え、
前記第1および第2のカテーテルの少なくとも1つは、瘻孔形成要素を備えており、
前記第1の磁気要素は、前記第1の磁気要素の第1の側において、前記第1の磁気要素の第2の側においてよりも強い磁場を発生させるように構成される、2本の血管の間に瘻孔を構築するシステム。
(項目2)
前記瘻孔形成要素が電極である、項目1に記載のシステム。
(項目3)
前記第1の磁気要素は、それぞれが極性を備えた複数の領域を備えており、前記第1の磁気要素の前記複数の領域は、各領域の前記極性が、近位から遠位に向かう方向で直前の領域の前記極性から第1の角度だけ回転されるように構成される、項目1に記載のシステム。
(項目4)
前記第2の磁気要素は、それぞれが極性を備えた複数の領域を備えており、前記第2の磁気要素の前記複数の領域は、各領域の前記極性が、近位から遠位に向かう方向で直前の領域の前記極性から第2の角度だけ回転されるように構成される、項目3に記載のシステム。
(項目5)
前記第1の角度が、前記第2の角度と同じである、項目4に記載のシステム。
(項目6)
前記第1の角度が、約90度である、項目4に記載のシステム。
(項目7)
前記第1の角度が、約45度である、項目4に記載のシステム。
(項目8)
前記第1の角度が、約30度である、項目4に記載のシステム。
(項目9)
前記第1の磁気要素の前記複数の領域は、各領域の前記極性が、近位から遠位に向かう方向で直前の領域の前記極性から第1の角度だけ時計回りに回転されるように構成され、前記第2の磁気要素の前記複数の領域は、各領域の前記極性が、近位から遠位に向かう方向で直前の領域の前記極性から第2の角度だけ反時計回りに回転されるように構成される、項目4に記載のシステム。
(項目10)
ハウジングと、
前記ハウジングに対して移動可能である磁石と、
前記磁石に固定して接続され、かつ前記ハウジングに移動可能に接続される制御要素とを備え、前記制御要素を動かすことで前記磁石を前記ハウジングに対して動かす、体の一部に磁場を印加する装置。
(項目11)
前記磁石は、磁化パターンを有する磁気配列を備える、項目10に記載の装置。
(項目12)
前記ハウジングが、1つまたは複数の指リングをさらに備える、項目10に記載の装置。
(項目13)
前記制御要素が、1つまたは複数の指リングをさらに備える、項目12に記載の装置。
(項目14)
前記ハウジングが、皮膚に接触して配置させる接触面を備えており、前記制御要素を動かすことで前記磁石を前記接触面に対して動かす、項目10に記載の装置。
(項目15)
第1の磁気要素を含む第1のカテーテルと、
第2の磁気要素を含む第2のカテーテルであって、前記第1および第2のカテーテルの少なくとも1つは、瘻孔形成要素を備える、第2のカテーテルと、
前記第1および第2の磁気要素に磁場を印加する装置であって、ハウジングの内部に磁石を備えており、前記磁石は、前記ハウジングの中で移動可能であり、前記磁石は、前記第1および第2の磁気要素に同時に印加される場合、前記第1および第2の磁気要素の間の引力を増強することができる磁場を発生させるように構成される、前記第1および第2の磁気要素に磁場を印加する装置とを備える、2本の血管の間に瘻孔を形成するシステム。
(項目16)
前記瘻孔形成要素が、電極を備える、項目15に記載のシステム。
(項目17)
前記第1の磁気要素は、それぞれが極性を備えた複数の領域を備えており、前記第1の磁気要素の前記複数の領域は、各領域の前記極性が、近位から遠位に向かう方向で直前の領域の前記極性から第1の角度だけ回転されるように構成される、項目15に記載のシステム。
(項目18)
前記第2の磁気要素は、それぞれが極性を備えた複数の領域を備えており、前記第2の磁気要素の前記複数の領域は、各領域の前記極性が、近位から遠位に向かう方向で直前の領域の前記極性から第2の角度だけ回転されるように構成される、項目17に記載のシステム。
(項目19)
第1のカテーテルを前記第1の血管に進入させることであって、前記第1のカテーテルは、第1の磁気要素を備えている、第1のカテーテルを前記第1の血管に進入させることと、
第2のカテーテルを前記第2の血管に進入させることであって、前記第2のカテーテルは、第2の磁気要素を備えており、前記第1および第2のカテーテルの少なくとも1つは、瘻孔形成要素を備えている、第2のカテーテルを前記第1の血管に進入させることと、
患者の外部に外部磁石を配置することであって、前記磁石は、磁場を発生させる、患者の外部に外部磁石を配置することと、
前記外部磁石によって発生される前記磁場を使用して、前記第1のカテーテルを前記第2のカテーテルの方へ動かすことと、
前記瘻孔形成要素で瘻孔を形成することとを含む、患者の第1の血管と第2の血管の間に瘻孔を形成する方法。
(項目20)
前記体の外部に外部磁石を前記配置することは、磁気制御装置を使用して前記外部磁石を配置することを含み、前記磁気的装置は、前記外部磁石と、接触面を有するハウジングとを備える、項目19に記載の方法。
(項目21)
前記ハウジングの前記接触面を前記患者の皮膚表面と接触するように配置することをさらに含む、項目20に記載の方法。
(項目22)
前記外部磁石を前記接触面の方へ動かして、前記磁場によって前記第1および第2のカテーテルの少なくとも1つに印加される力を増強させることをさらに含む、項目20に記載の方法。
(項目23)
前記瘻孔形成要素は、電極であり、前記瘻孔形成要素で前記瘻孔を形成することは、前記電極で組織を切除することを含む、項目19に記載の方法。
(項目24)
前記第1の血管は、静脈であり、前記第2の血管は、動脈である、項目19に記載の方法。
装置
カテーテル
瘻孔形成要素
磁気要素
磁気制御装置
システム
方法
Claims (1)
- 本願明細書に記載の発明。
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JP2019030758A (ja) | 2019-02-28 |
JP6527134B2 (ja) | 2019-06-05 |
JP2016512756A (ja) | 2016-05-09 |
CN105228683A (zh) | 2016-01-06 |
EP2968852A4 (en) | 2016-11-16 |
CA2905591A1 (en) | 2014-09-25 |
ES2743505T3 (es) | 2020-02-19 |
US20200282128A1 (en) | 2020-09-10 |
HK1219068A1 (zh) | 2017-03-24 |
US20140276335A1 (en) | 2014-09-18 |
EP2968852A1 (en) | 2016-01-20 |
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Free format text: JAPANESE INTERMEDIATE CODE: A761 Effective date: 20211025 |