JP7343608B2 - 処置装置 - Google Patents
処置装置 Download PDFInfo
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- 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- 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
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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
- A61B1/012—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 characterised by internal passages or accessories therefor
- A61B1/0125—Endoscope within endoscope
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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
- A61B1/00064—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
- A61B1/00087—Tools
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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
- A61B1/0051—Flexible endoscopes with controlled bending of insertion part
- A61B1/0055—Constructional details of insertion parts, e.g. vertebral elements
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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
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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
- A61B1/012—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 characterised by internal passages or accessories therefor
- A61B1/018—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 characterised by internal passages or accessories therefor for receiving instruments
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/22—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; for removing obstructions in blood vessels, not otherwise provided for
- A61B17/221—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions
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- A—HUMAN NECESSITIES
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- 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
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- 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
- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00482—Digestive system
- A61B2018/00494—Stomach, intestines or bowel
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- 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
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- 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
- A61B2018/00982—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body combined with or comprising means for visual or photographic inspections inside the body, e.g. endoscopes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
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- 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
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- A—HUMAN NECESSITIES
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- 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
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- A61B2018/141—Snare
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- A—HUMAN NECESSITIES
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- 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
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- 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
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- 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
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- 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
- A61B2018/1475—Electrodes retractable in or deployable from a housing
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Description
5 操作ワイヤ(ワイヤ)
6 スネア(第1処置部材)
7 ナイフ(第2処置部材)
10 保護部材
20 可撓性シース
Claims (14)
- 可撓性を有するシースと、
前記シース内に挿通されたワイヤと、
前記ワイヤよりも遠位側に配置された第1処置部材と、
前記第1処置部材よりも遠位側に配置された第2処置部材と、
前記第1処置部材が前記シースの遠位端から突出しているときに、前記第2処置部材を覆うように構成された保護部材と、を備え、
第1処置モードのとき、前記第2処置部材が前記保護部材の遠位端から突出し、かつ、前記第1処置部材は前記シースに収納され、
第2処置モードのとき、前記第1処置部材が前記シースの前記遠位端から突出し、かつ前記保護部材は前記第2処置部材を覆う、処置装置。 - 前記ワイヤの軸方向の動きに応じて前記第1処置モードと前記第2処置モードとの間で切り替わるように構成される、請求項1に記載の処置装置。
- 前記処置装置が準備モードにあるとき、前記第1処置部材は前記シース内に配置され、前記第2処置部材は、前記保護部材および前記シースによって実質的に覆われる、請求項1に記載の処置装置。
- 前記保護部材の近位端は、前記シースの前記遠位端に圧入されるように構成される、請求項1に記載の処置装置。
- 前記保護部材は、
前記処置装置の長手方向に延びる長細管部と、
前記長細管部の少なくとも一部の外周部の周りに配置された弾性部材と、を備え、
前記弾性部材は、前記保護部材が前記シースの前記遠位端に圧入されたときに前記シースの内面に接触可能に構成される、請求項4に記載の処置装置。 - 前記シースの遠位部の外周部の周りに配置され、前記保護部材が前記シースの前記遠位端に圧入されたときに前記シースの前記遠位部の径方向の拡張を制御可能に構成された金属部材をさらに含む、請求項4に記載の処置装置。
- 前記シースの遠位部の外周部の周りに配置され、前記保護部材が前記シースの前記遠位端に圧入されたときに前記シースの前記遠位部の径方向の拡張を制御可能に構成された金属部材さらに含む、請求項5に記載の処置装置。
- 前記保護部材の近位端に接続され、前記保護部材が前記第2処置部材を覆うように前記保護部材を遠位方向に付勢するように構成された付勢部材をさらに備える、請求項1に記載の処置装置。
- 前記付勢部材の遠位端は前記保護部材の前記近位端に接続され、前記付勢部材の近位端は前記第1処置部材に接続される、請求項8に記載の処置装置。
- 前記付勢部材がばねであり、
前記第1処置モードでは、前記保護部材の前記近位端が前記シースの前記遠位端に圧入され、前記ばねが圧縮され、
前記第2処置モードでは、前記保護部材が前記シースから取り外され、前記ばねは圧縮されない、請求項9に記載の処置装置。 - 前記第2処置モードのとき、前記保護部材は、前記第2処置部材の遠位部を覆う、請求項1に記載の処置装置。
- 前記第2処置モードのとき、前記第2処置部材の側面は、前記保護部材によって覆われる、請求項11に記載の処置装置。
- 前記第2処置モードのとき、前記第2処置部材の遠位端面は、前記保護部材によって覆われる、請求項12に記載の処置装置。
- 前記保護部材は、前記保護部材の前記遠位端に突出部を備え、前記突出部の外径は、軸方向において、前記突出部の中間領域から前記突出部の近位端および遠位端のそれぞれに向かって縮径する、請求項1に記載の処置装置。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16/374,078 | 2019-04-03 | ||
| US16/374,078 US10980402B2 (en) | 2019-04-03 | 2019-04-03 | Diathermic endotherapeutic device |
| PCT/IB2020/000224 WO2020201823A1 (en) | 2019-04-03 | 2020-03-23 | Diathermic endotherapeutic device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2022528891A JP2022528891A (ja) | 2022-06-16 |
| JP7343608B2 true JP7343608B2 (ja) | 2023-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021558963A Active JP7343608B2 (ja) | 2019-04-03 | 2020-03-23 | 処置装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (3) | US10980402B2 (ja) |
| EP (2) | EP3946120B1 (ja) |
| JP (1) | JP7343608B2 (ja) |
| CN (2) | CN113677282B (ja) |
| WO (1) | WO2020201823A1 (ja) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7301184B2 (ja) * | 2021-02-26 | 2023-06-30 | オリンパスメディカルシステムズ株式会社 | 内視鏡用術具 |
| US12310657B2 (en) * | 2021-03-02 | 2025-05-27 | Olympus Corporation | Equipment for crushing urinary stone |
| WO2023070318A1 (zh) * | 2021-10-26 | 2023-05-04 | 上海英诺伟医疗器械有限公司 | 可测结石大小的网篮装置 |
| US20230277237A1 (en) * | 2022-03-04 | 2023-09-07 | LEO MEDICAL Co.,Ltd. | Knife head assembly of a novel medical electrotome and a novel medical electrotome |
| CN115634040A (zh) * | 2022-10-19 | 2023-01-24 | 上海镜影信息科技有限公司 | 圈套器 |
| JP7712348B2 (ja) * | 2023-01-06 | 2025-07-23 | オリンパスメディカルシステムズ株式会社 | 内視鏡用処置具および内視鏡用処置具システム |
| CN116849794B (zh) * | 2023-09-05 | 2023-12-29 | 安瑞医疗器械(杭州)有限公司 | 一种带保护部的操作手柄 |
| CN118526274A (zh) * | 2024-06-06 | 2024-08-23 | 上海睿速创生医疗科技有限公司 | 一种结合负压电凝标记的内镜下射频电刀系统 |
| CN120078506B (zh) * | 2025-04-30 | 2025-07-25 | 成都安捷畅医疗科技有限公司 | 一种冷热疗状态可换的内窥镜用微创切刀及系统 |
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| US10299858B2 (en) | 2014-12-23 | 2019-05-28 | Cook Medical Technologies Llc | Variable thickness electrosurgical snare |
| EP3069654A1 (en) * | 2015-03-20 | 2016-09-21 | Otto-von-Guericke-University | Ablation catheter |
| CN107072711B (zh) * | 2015-06-18 | 2019-10-11 | 奥林巴斯株式会社 | 高频处置器具 |
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2020
- 2020-03-23 WO PCT/IB2020/000224 patent/WO2020201823A1/en not_active Ceased
- 2020-03-23 EP EP20724185.2A patent/EP3946120B1/en active Active
- 2020-03-23 CN CN202080025727.9A patent/CN113677282B/zh active Active
- 2020-03-23 EP EP25171275.8A patent/EP4613224A1/en active Pending
- 2020-03-23 JP JP2021558963A patent/JP7343608B2/ja active Active
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| CN113677282B (zh) | 2024-04-12 |
| EP3946120B1 (en) | 2025-08-13 |
| US20250049309A1 (en) | 2025-02-13 |
| EP4613224A1 (en) | 2025-09-10 |
| CN118141500A (zh) | 2024-06-07 |
| WO2020201823A1 (en) | 2020-10-08 |
| US10980402B2 (en) | 2021-04-20 |
| JP2022528891A (ja) | 2022-06-16 |
| US12161297B2 (en) | 2024-12-10 |
| CN113677282A (zh) | 2021-11-19 |
| US20200315437A1 (en) | 2020-10-08 |
| EP3946120A1 (en) | 2022-02-09 |
| US20220015615A1 (en) | 2022-01-20 |
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