JP6917381B2 - 医療デバイス - Google Patents
医療デバイス Download PDFInfo
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- JP6917381B2 JP6917381B2 JP2018542856A JP2018542856A JP6917381B2 JP 6917381 B2 JP6917381 B2 JP 6917381B2 JP 2018542856 A JP2018542856 A JP 2018542856A JP 2018542856 A JP2018542856 A JP 2018542856A JP 6917381 B2 JP6917381 B2 JP 6917381B2
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- dilator
- output unit
- lumen
- medical device
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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
- A61B18/1487—Trocar-like, i.e. devices producing an enlarged transcutaneous opening
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/34—Trocars; Puncturing needles
- A61B17/3476—Powered trocars, e.g. electrosurgical cutting, lasers, powered knives
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/34—Trocars; Puncturing needles
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/34—Trocars; Puncturing needles
- A61B17/3462—Trocars; Puncturing needles with means for changing the diameter or the orientation of the entrance port of the cannula, e.g. for use with different-sized instruments, reduction ports, adapter seals
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- A—HUMAN NECESSITIES
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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
- 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
- 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
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- A61B17/00234—Surgical instruments, devices or methods for minimally invasive surgery
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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
- A61B18/1206—Generators therefor
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61B2017/00831—Material properties
- A61B2017/00867—Material properties shape memory effect
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2901—Details of shaft
- A61B2017/2905—Details of shaft flexible
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
- A61B2017/3433—Cannulas with different outer diameters of the cannula
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B2017/3454—Details of tips
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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
- A61B2018/00053—Mechanical features of the instrument of device
- A61B2018/00166—Multiple lumina
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61B2018/00053—Mechanical features of the instrument of device
- A61B2018/00184—Moving parts
- A61B2018/00196—Moving parts reciprocating lengthwise
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
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- 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
- A61B2018/00345—Vascular system
- A61B2018/00351—Heart
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- 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
- A61B2018/00345—Vascular system
- A61B2018/00351—Heart
- A61B2018/0038—Foramen ovale
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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
- A61B2018/00577—Ablation
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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
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00773—Sensed parameters
- A61B2018/00827—Current
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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
- A61B18/1206—Generators therefor
- A61B2018/1246—Generators therefor characterised by the output polarity
- A61B2018/1253—Generators therefor characterised by the output polarity monopolar
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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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
- A61B2018/142—Electrodes having a specific shape at least partly surrounding the target, e.g. concave, curved or in the form of a cave
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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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
- A61B2018/1497—Electrodes covering only part of the probe circumference
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- A—HUMAN NECESSITIES
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- 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
- A61B18/16—Indifferent or passive electrodes for grounding
- A61B2018/167—Passive electrodes capacitively coupled to the skin
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
- A61L29/04—Macromolecular materials
- A61L29/041—Macromolecular materials obtained by reactions only involving carbon-to-carbon unsaturated bonds
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Otolaryngology (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Cardiology (AREA)
- Surgical Instruments (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Description
20 エネルギー出力部、
21、80、90、100、120、130、140、160、180、200、220 出力部、
23 スリット(切り欠き)、
35 操作ワイヤ、
40、110、150、170、190、210、230 ダイレータ、
42、111、151、171、191、211、231 先端部、
45 第1のルーメン(ルーメン)、
48 ダイレータ曲げ部(曲げ部)、
60 ガイドワイヤ、
70 アブレーションデバイス(処置用デバイス)、
112、131 補填部、
E1 外縁部、
E2 内縁部、
H 孔、
O 卵円窩(生体組織)、
P 突起、
L 左心房、
R 右心房。
Claims (6)
- 生体内の生体組織に孔を形成して当該孔を拡張させるための医療デバイスであって、
内部にルーメンが形成され、遠位側に前記ルーメンが開口する先端部を備える長尺体と、
前記生体組織を変性させて孔を形成するためのエネルギーを出力する出力部と、を有し、
前記出力部は、前記先端部に配置されるとともに、前記先端部の周方向に非連続に設けられ、遠位側から視て、前記ルーメンの中心軸を囲む凹形状であり、
前記先端部および出力部の少なくとも一方の外径が、遠位側に向かって徐々に減少する医療デバイス。 - 前記出力部は、前記先端部の遠位側に位置する請求項1に記載の医療デバイス。
- 前記長尺体の中心軸と垂直な断面における前記出力部の前記中心軸からの最長距離は、前記先端部の最大半径よりも小さい請求項1または2に記載の医療デバイス。
- 前記出力部は、切り欠きを有する周方向に非連続な管体である請求項1〜3のいずれか1項に記載の医療デバイス。
- 前記出力部は、前記長尺体の遠位側の端面に位置するともに、軸方向に延在する切り欠きを有し、
前記長尺体の遠位側の端面は、リング状に連続している請求項1〜4のいずれか1項に記載の医療デバイス。 - 前記長尺体は、遠位側へ向かって一方側へ曲がる曲げ部を有し、
前記出力部が前記長尺体の中心軸に対して位置する方向は、前記曲げ部が遠位側へ向かって曲がる方向と逆方向である請求項1〜5のいずれか1項に記載の医療デバイス。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016193183 | 2016-09-30 | ||
| JP2016193183 | 2016-09-30 | ||
| PCT/JP2017/035214 WO2018062387A1 (ja) | 2016-09-30 | 2017-09-28 | 医療デバイスおよび処置方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2018062387A1 JPWO2018062387A1 (ja) | 2019-08-08 |
| JP6917381B2 true JP6917381B2 (ja) | 2021-08-11 |
Family
ID=61762657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018542856A Active JP6917381B2 (ja) | 2016-09-30 | 2017-09-28 | 医療デバイス |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US12137939B2 (ja) |
| EP (1) | EP3520724A4 (ja) |
| JP (1) | JP6917381B2 (ja) |
| CN (1) | CN109803597B (ja) |
| WO (1) | WO2018062387A1 (ja) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019181611A1 (ja) | 2018-03-20 | 2019-09-26 | テルモ株式会社 | 医療デバイス |
| CN112754642A (zh) * | 2019-11-06 | 2021-05-07 | 南微医学科技股份有限公司 | 一种内窥镜用切割装置 |
| WO2021130851A1 (ja) * | 2019-12-24 | 2021-07-01 | オリンパス株式会社 | 医療用オーバーチューブ |
| CA3167407A1 (en) * | 2020-02-11 | 2021-08-19 | John Paul Urbanski | Medical dilator |
| US11931098B2 (en) | 2020-02-19 | 2024-03-19 | Boston Scientific Medical Device Limited | System and method for carrying out a medical procedure |
| US20210401458A1 (en) * | 2020-06-25 | 2021-12-30 | Covidien Lp | Obturator having a distal electrode |
| CN116157174A (zh) * | 2020-07-20 | 2023-05-23 | 波士顿科学医疗设备有限公司 | 混合式经中隔扩张器及其使用方法 |
| EP4216858A4 (en) * | 2020-09-22 | 2024-10-23 | Boston Scientific Medical Device Limited | MEDICAL PUNCTURE DEVICE |
| JP7612878B2 (ja) * | 2021-01-14 | 2025-01-14 | ボストン サイエンティフィック メディカル デバイス リミテッド | 医療用拡張器、ならびに医療用拡張のためのシステム、方法、およびキット |
| CN113796954B (zh) * | 2021-10-11 | 2023-03-28 | 杭州市第一人民医院 | 一种可改变加热角度的消融针 |
| CN121285351A (zh) * | 2023-06-09 | 2026-01-06 | 波士顿科学医学有限公司 | 远侧尖端端口开口 |
| WO2025255159A1 (en) * | 2024-06-03 | 2025-12-11 | Amx Technologies, Llc | Transseptal crossing system |
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| CA3220441A1 (en) * | 2013-03-15 | 2015-09-17 | Boston Scientific Medical Device Limited | Electrosurgical device having a distal aperture |
| WO2015019132A1 (en) * | 2013-08-07 | 2015-02-12 | Baylis Medical Company Inc. | Methods and devices for puncturing tissue |
| JP6649156B2 (ja) | 2015-03-31 | 2020-02-19 | 株式会社ジェイマックシステム | 画像処理装置、画像処理方法、画像処理プログラムおよび検像システム |
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2017
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- 2017-09-28 JP JP2018542856A patent/JP6917381B2/ja active Active
- 2017-09-28 CN CN201780060618.9A patent/CN109803597B/zh active Active
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|---|---|
| CN109803597A (zh) | 2019-05-24 |
| JPWO2018062387A1 (ja) | 2019-08-08 |
| US20190216503A1 (en) | 2019-07-18 |
| EP3520724A4 (en) | 2020-04-22 |
| CN109803597B (zh) | 2021-10-12 |
| US12137939B2 (en) | 2024-11-12 |
| WO2018062387A1 (ja) | 2018-04-05 |
| EP3520724A1 (en) | 2019-08-07 |
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