JP7765537B2 - 構造体 - Google Patents
構造体Info
- Publication number
- JP7765537B2 JP7765537B2 JP2024063167A JP2024063167A JP7765537B2 JP 7765537 B2 JP7765537 B2 JP 7765537B2 JP 2024063167 A JP2024063167 A JP 2024063167A JP 2024063167 A JP2024063167 A JP 2024063167A JP 7765537 B2 JP7765537 B2 JP 7765537B2
- Authority
- JP
- Japan
- Prior art keywords
- coil portion
- outer coil
- inner coil
- bending
- bending structure
- 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.)
- Active
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B17/2909—Handles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
-
- 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
- A61B34/30—Surgical robots
-
- 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
- A61B34/30—Surgical robots
- A61B34/37—Leader-follower robots
-
- 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
- A61B34/71—Manipulators operated by drive cable mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J17/00—Joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J17/00—Joints
- B25J17/02—Wrist joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J3/00—Manipulators of leader-follower type, i.e. both controlling unit and controlled unit perform corresponding spatial movements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J9/00—Program-controlled manipulators
- B25J9/10—Program-controlled manipulators characterised by positioning means for manipulator elements
- B25J9/1075—Program-controlled manipulators characterised by positioning means for manipulator elements with muscles or tendons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F3/00—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic
- F16F3/02—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic with springs made of steel or of other material having low internal friction
- F16F3/04—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic with springs made of steel or of other material having low internal friction composed only of wound springs
- F16F3/06—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic with springs made of steel or of other material having low internal friction composed only of wound springs of which some are placed around others in such a way that they damp each other by mutual friction
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/28—Surgical forceps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/00234—Surgical instruments, devices or methods for minimally invasive surgery
- A61B2017/00292—Surgical instruments, devices or methods for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
- A61B2017/003—Steerable
- A61B2017/00305—Constructional details of the flexible means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/00234—Surgical instruments, devices or methods for minimally invasive surgery
- A61B2017/00292—Surgical instruments, devices or methods for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
- A61B2017/003—Steerable
- A61B2017/00318—Steering mechanisms
- A61B2017/00323—Cables or rods
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2901—Details of shaft
- A61B2017/2905—Details of shaft flexible
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2901—Details of shaft
- A61B2017/2908—Multiple segments connected by articulations
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B17/2909—Handles
- A61B2017/2912—Handles transmission of forces to actuating rod or piston
- A61B2017/2918—Handles transmission of forces to actuating rod or piston flexible handles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B17/2909—Handles
- A61B2017/2912—Handles transmission of forces to actuating rod or piston
- A61B2017/2919—Handles transmission of forces to actuating rod or piston details of linkages or pivot points
- A61B2017/292—Handles transmission of forces to actuating rod or piston details of linkages or pivot points connection of actuating rod to handle, e.g. ball end in recess
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2926—Details of heads or jaws
- A61B2017/2932—Transmission of forces to jaw members
- A61B2017/2939—Details of linkages or pivot points
-
- 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
- A61B34/30—Surgical robots
- A61B2034/301—Surgical robots for introducing or steering flexible instruments inserted into the body, e.g. catheters or endoscopes
-
- 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
- A61B34/30—Surgical robots
- A61B2034/305—Details of wrist mechanisms at distal ends of robotic arms
-
- 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
- A61B34/30—Surgical robots
- A61B2034/305—Details of wrist mechanisms at distal ends of robotic arms
- A61B2034/306—Wrists with multiple vertebrae
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Robotics (AREA)
- General Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- Medical Informatics (AREA)
- Public Health (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- General Engineering & Computer Science (AREA)
- Ophthalmology & Optometry (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Rheumatology (AREA)
- Manipulator (AREA)
- Surgical Instruments (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
図1は、本発明の実施例1に係る可撓部材の屈曲構造体を示す断面図、図2は、同一部を示す拡大図である。
図3は、図1の屈曲構造体の屈曲状態を示す断面図、図4は、同一部を示す拡大図である。
図6(A)は、比較例に係る屈曲構造体を示す断面図、図6(B)は、同屈曲時を示す断面図である。
以上説明したように、本実施例の屈曲構造体1は、可撓部材3を軸方向に移動可能に挿通して、可撓部材3と共に屈曲可能な屈曲構造体であって、コイル状に巻かれて軸方向に複数の巻部5bを有する線材5aからなる外コイル部5と、コイル状に巻かれて軸方向に複数の巻部7bを有する線材7aからなり、外コイル部5内に位置する内コイル部7とを備える。
Claims (4)
- 基部と、該基部に対して変位する可動部と、
前記可動部を変位させる駆動ワイヤと、
前記基部と可動部との間に設けられ前記基部に対する前記可動部の変位に応じて屈曲する屈曲構造体とを備え、
前記屈曲構造体は二重コイルであり、
前記駆動ワイヤは前記二重コイルの外側にある、
構造体。 - 請求項1の構造体であって、
前記二重コイルは、前記屈曲構造体の前記屈曲をする部分よりも軸方向に長い、
構造体。 - 請求項2の構造体であって、
前記駆動ワイヤが、前記可動部に取り付けられた前記軸方向の先端を有し、前記二重コイルの前記軸方向の先端が、前記駆動ワイヤの前記軸方向の前記先端よりも前記基部側に位置する、
構造体。 - 請求項1~3の何れか一項の構造体であって、
前記二重コイルは、外コイルと該外コイル内に位置する内コイルとを備え、
前記外コイルのコイル状に巻かれた線材の断面が、円形または楕円である、
構造体。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018152642 | 2018-08-14 | ||
| JP2018152642 | 2018-08-14 | ||
| JP2019022424A JP7096179B2 (ja) | 2018-08-14 | 2019-02-12 | 屈曲構造体及びこれを用いた関節機能部 |
| JP2022101074A JP7373613B2 (ja) | 2018-08-14 | 2022-06-23 | 屈曲構造体及びこれを用いた関節機能部 |
| JP2023122868A JP7472374B2 (ja) | 2018-08-14 | 2023-07-27 | 関節機能部 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023122868A Division JP7472374B2 (ja) | 2018-08-14 | 2023-07-27 | 関節機能部 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2024086847A JP2024086847A (ja) | 2024-06-28 |
| JP7765537B2 true JP7765537B2 (ja) | 2025-11-06 |
Family
ID=69620872
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019017778A Active JP7491503B2 (ja) | 2018-08-14 | 2019-02-04 | 手術支援ロボット用インスツルメント |
| JP2019022424A Active JP7096179B2 (ja) | 2018-08-14 | 2019-02-12 | 屈曲構造体及びこれを用いた関節機能部 |
| JP2022101074A Active JP7373613B2 (ja) | 2018-08-14 | 2022-06-23 | 屈曲構造体及びこれを用いた関節機能部 |
| JP2023122868A Active JP7472374B2 (ja) | 2018-08-14 | 2023-07-27 | 関節機能部 |
| JP2024063167A Active JP7765537B2 (ja) | 2018-08-14 | 2024-04-10 | 構造体 |
Family Applications Before (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019017778A Active JP7491503B2 (ja) | 2018-08-14 | 2019-02-04 | 手術支援ロボット用インスツルメント |
| JP2019022424A Active JP7096179B2 (ja) | 2018-08-14 | 2019-02-12 | 屈曲構造体及びこれを用いた関節機能部 |
| JP2022101074A Active JP7373613B2 (ja) | 2018-08-14 | 2022-06-23 | 屈曲構造体及びこれを用いた関節機能部 |
| JP2023122868A Active JP7472374B2 (ja) | 2018-08-14 | 2023-07-27 | 関節機能部 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US20210307773A1 (ja) |
| EP (2) | EP3838517A4 (ja) |
| JP (5) | JP7491503B2 (ja) |
| CN (2) | CN112654475A (ja) |
| TW (1) | TWI720570B (ja) |
| WO (1) | WO2020036085A1 (ja) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6913775B1 (ja) | 2020-02-13 | 2021-08-04 | 日本発條株式会社 | 屈曲構造体及び関節機能部 |
| JP7587962B2 (ja) * | 2020-10-30 | 2024-11-21 | 日本発條株式会社 | 屈曲構造体 |
| JP7538692B2 (ja) * | 2020-10-30 | 2024-08-22 | 日本発條株式会社 | 屈曲操作機構 |
| CN112809656B (zh) * | 2021-02-08 | 2022-02-18 | 清华大学 | 柔性驱动结构、柔性驱动器及驱动系统 |
| JP7506620B2 (ja) * | 2021-02-25 | 2024-06-26 | 日本発條株式会社 | 屈曲構造体及び通電デバイス |
| JP7657094B2 (ja) * | 2021-04-30 | 2025-04-04 | 日本発條株式会社 | 屈曲構造体 |
| JP7761415B2 (ja) * | 2021-07-27 | 2025-10-28 | 日本発條株式会社 | 屈曲構造体 |
| JP7701848B2 (ja) * | 2021-09-29 | 2025-07-02 | 日本発條株式会社 | 屈曲構造体 |
| JP7741706B2 (ja) * | 2021-11-26 | 2025-09-18 | 日本発條株式会社 | 屈曲構造体及びその半製品 |
| CN114701583B (zh) * | 2022-04-18 | 2023-02-24 | 东北大学秦皇岛分校 | 一种绳驱柔性双关节仿生蟹及控制方法 |
| EP4495430B1 (en) * | 2022-04-20 | 2026-06-10 | RIVERFIELD Inc. | Soft actuator fixing method and soft actuator unit |
| CN115005993B (zh) * | 2022-05-31 | 2023-09-22 | 四川省肿瘤医院 | 一种弯曲机构及应用该机构的手术机械臂 |
| JP2024053399A (ja) * | 2022-10-03 | 2024-04-15 | 日本発條株式会社 | 屈曲構造体及びその半製品 |
| TWI846113B (zh) * | 2022-10-28 | 2024-06-21 | 日商日本發條股份有限公司 | 彎曲結構體 |
| WO2024089878A1 (ja) * | 2022-10-28 | 2024-05-02 | 日本発條株式会社 | 屈曲構造体 |
| CN116492056A (zh) * | 2023-03-31 | 2023-07-28 | 天津大学 | 用于微创手术系统的可伸缩弯曲的多自由度手术器械 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006230635A (ja) | 2005-02-24 | 2006-09-07 | Asahi Intecc Co Ltd | 医療用処置具 |
| US20110144656A1 (en) | 2001-02-15 | 2011-06-16 | Hansen Medical, Inc. | Robotically controlled medical instrument |
| US20110152880A1 (en) | 2009-12-23 | 2011-06-23 | Hansen Medical, Inc. | Flexible and steerable elongate instruments with torsion control |
| JP2011177231A (ja) | 2010-02-26 | 2011-09-15 | Patentstra Co Ltd | 医療用コイル構造体と、その製造方法、並びに医療用コイル構造体を形成して成る医療用内視鏡と、医療用処置具と、超音波診断医療用カテーテルと、光干渉診断医療用カテーテル |
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| DE822044C (de) * | 1949-12-23 | 1951-11-22 | Trippel Hanns | Biegsame Welle fuer die Drehmoment-UEbertragung, insbesondere in Kraftfahrzeugen |
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-
2019
- 2019-02-04 JP JP2019017778A patent/JP7491503B2/ja active Active
- 2019-02-12 JP JP2019022424A patent/JP7096179B2/ja active Active
- 2019-08-02 US US17/268,891 patent/US20210307773A1/en not_active Abandoned
- 2019-08-02 US US17/268,929 patent/US12262905B2/en active Active
- 2019-08-02 TW TW108127626A patent/TWI720570B/zh active
- 2019-08-02 CN CN201980053995.9A patent/CN112654475A/zh active Pending
- 2019-08-02 WO PCT/JP2019/030599 patent/WO2020036085A1/ja not_active Ceased
- 2019-08-02 CN CN201980052744.9A patent/CN112566759A/zh active Pending
- 2019-08-02 EP EP19849797.6A patent/EP3838517A4/en not_active Withdrawn
- 2019-08-02 EP EP19850396.3A patent/EP3838518A4/en active Pending
-
2022
- 2022-06-23 JP JP2022101074A patent/JP7373613B2/ja active Active
-
2023
- 2023-07-27 JP JP2023122868A patent/JP7472374B2/ja active Active
-
2024
- 2024-04-10 JP JP2024063167A patent/JP7765537B2/ja active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110144656A1 (en) | 2001-02-15 | 2011-06-16 | Hansen Medical, Inc. | Robotically controlled medical instrument |
| JP2006230635A (ja) | 2005-02-24 | 2006-09-07 | Asahi Intecc Co Ltd | 医療用処置具 |
| US20110152880A1 (en) | 2009-12-23 | 2011-06-23 | Hansen Medical, Inc. | Flexible and steerable elongate instruments with torsion control |
| JP2011177231A (ja) | 2010-02-26 | 2011-09-15 | Patentstra Co Ltd | 医療用コイル構造体と、その製造方法、並びに医療用コイル構造体を形成して成る医療用内視鏡と、医療用処置具と、超音波診断医療用カテーテルと、光干渉診断医療用カテーテル |
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| EP3838517A1 (en) | 2021-06-23 |
| TW202009117A (zh) | 2020-03-01 |
| JP2023153901A (ja) | 2023-10-18 |
| JP7472374B2 (ja) | 2024-04-22 |
| EP3838518A1 (en) | 2021-06-23 |
| JP7373613B2 (ja) | 2023-11-02 |
| JP2020026021A (ja) | 2020-02-20 |
| JP7096179B2 (ja) | 2022-07-05 |
| WO2020036085A1 (ja) | 2020-02-20 |
| JP2024086847A (ja) | 2024-06-28 |
| TWI720570B (zh) | 2021-03-01 |
| CN112566759A (zh) | 2021-03-26 |
| JP2022125093A (ja) | 2022-08-26 |
| US20230001590A1 (en) | 2023-01-05 |
| CN112654475A (zh) | 2021-04-13 |
| EP3838518A4 (en) | 2022-08-10 |
| US12262905B2 (en) | 2025-04-01 |
| US20210307773A1 (en) | 2021-10-07 |
| JP7491503B2 (ja) | 2024-05-28 |
| EP3838517A4 (en) | 2022-09-14 |
| JP2020026019A (ja) | 2020-02-20 |
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