JP6670233B2 - 磁気粘性に基づいたアクチュエータを有する力フィードバックグリップデバイス - Google Patents
磁気粘性に基づいたアクチュエータを有する力フィードバックグリップデバイス Download PDFInfo
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- JP6670233B2 JP6670233B2 JP2016504803A JP2016504803A JP6670233B2 JP 6670233 B2 JP6670233 B2 JP 6670233B2 JP 2016504803 A JP2016504803 A JP 2016504803A JP 2016504803 A JP2016504803 A JP 2016504803A JP 6670233 B2 JP6670233 B2 JP 6670233B2
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- 230000005291 magnetic effect Effects 0.000 title claims description 82
- 229920001971 elastomer Polymers 0.000 claims description 22
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J15/00—Gripping heads and other end effectors
- B25J15/02—Gripping heads and other end effectors servo-actuated
- B25J15/0246—Gripping heads and other end effectors servo-actuated actuated by an electromagnet
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/20—Electromagnets; Actuators including electromagnets without armatures
- H01F7/202—Electromagnets for high magnetic field strength
- H01F7/204—Circuits for energising or de-energising
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B2017/00367—Details of actuation of instruments, e.g. relations between pushing buttons, or the like, and activation of the tool, working tip, or the like
- A61B2017/00398—Details of actuation of instruments, e.g. relations between pushing buttons, or the like, and activation of the tool, working tip, or the like using powered actuators, e.g. stepper motors, solenoids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B2017/00831—Material properties
- A61B2017/00876—Material properties magnetic
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/06—Measuring instruments not otherwise provided for
- A61B2090/064—Measuring instruments not otherwise provided for for measuring force, pressure or mechanical tension
- A61B2090/065—Measuring instruments not otherwise provided for for measuring force, pressure or mechanical tension for measuring contact or contact pressure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0247—Pressure sensors
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/02—General characteristics of the apparatus characterised by a particular materials
- A61M2205/0272—Electro-active or magneto-active materials
- A61M2205/0288—Electro-rheological or magneto-rheological materials
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Public Health (AREA)
- Robotics (AREA)
- Power Engineering (AREA)
- Ophthalmology & Optometry (AREA)
- Mechanical Engineering (AREA)
- Manipulator (AREA)
- Surgical Instruments (AREA)
Description
B(t)=μmnI(t) [1]
ここで、μmは、MRE22aの透磁率であり、nは、電磁石のコイルにおけるワイヤ巻密度である。
km(t)=(EB(t)A)/L [2]
ここで、Aは、MRE22aの断面積であり、Lは、圧縮されていない場合のMRE22aの長さである。
Claims (9)
- 対象物を掴むための複数のグリップ姿勢のうちの1つに作動されるように動作可能である機械的グリッパと、
磁気粘性エラストマーを含む電磁アクチュエータであって、前記磁気粘性エラストマーは、前記磁気粘性エラストマーに印加される磁場の可変強度に依存して、複数の形状間で推移するように動作可能であり、前記磁気粘性エラストマーの各形状は、前記機械的グリッパを、前記複数のグリップ姿勢のうちの1つに作動させる、電磁アクチュエータと、
前記機械的グリッパのグリップ力の推定と、前記機械的グリッパの前記グリップ力に対応する前記対象物の荷重力の感知とに基づいて、前記磁気粘性エラストマーに印加される前記磁場の前記可変強度を制御するように動作可能である力フィードバックコントローラと、
を含み、前記機械的グリッパの前記グリップ力は、前記磁場に対応する前記磁気粘性エラストマーの材料剛性に基づいて推定される、力フィードバックグリップデバイス。 - 前記機械的グリッパは、前記機械的グリッパの前記グリップ力に対応する前記対象物の前記荷重力を感知するように動作可能である少なくとも1つの荷重センサを含む、請求項1に記載の力フィードバックグリップデバイス。
- 前記電磁アクチュエータは更に、前記磁気粘性エラストマーの周りに巻き付けられるコイルを含む、請求項1に記載の力フィードバックグリップデバイス。
- 前記電磁アクチュエータは更に、前記磁気粘性エラストマーに対してバイポーラ配置のコイルを含む、請求項1に記載の力フィードバックグリップデバイス。
- 前記電磁アクチュエータは更に、鉄コアと、前記鉄コアの周りに巻き付けられるコイルとを含み、
前記磁気粘性エラストマーは、前記鉄コアの空隙内に位置付けられる、請求項1に記載の力フィードバックグリップデバイス。 - 前記磁気粘性エラストマーに印加される前記磁場の前記可変強度は、前記機械的グリッパの前記グリップ力の推定と、前記機械的グリッパの前記グリップ力に対応する前記対象物の前記荷重力の感知との差の関数として導出される、請求項1に記載の力フィードバックグリップデバイス。
- 少なくとも1つの荷重センサを含む機械的グリッパと、磁気粘性エラストマーを含む電磁アクチュエータと、力フィードバックコントローラと、を含む力フィードバックグリッパデバイスの作動方法であって、前記方法は、
磁場の可変強度に依存して複数の形状間を推移するように、前記電磁アクチュエータが前記磁気粘性エラストマーに磁場を印加するステップであって、前記磁気粘性エラストマーの各形状は、前記機械的グリッパを、対象物を掴むための複数のグリップ姿勢のうちの1つに作動させる、磁場を印加するステップと、
前記力フィードバックコントローラが前記機械的グリッパのグリップ力を推定すること、及び、前記少なくとも1つの荷重センサが前記機械的グリッパの前記グリップ力に対応する前記対象物の荷重力を感知して前記力フィードバックコントローラに伝えることに基づいて、前記力フィードバックコントローラが、前記磁気粘性エラストマーに印加される前記磁場の前記可変強度を制御するステップと、
を含み、前記機械的グリッパの前記グリップ力は、前記磁場に対応する前記磁気粘性エラストマーの材料剛性に基づいて推定される、方法。 - 前記力フィードバックコントローラが、前記磁気粘性エラストマーに印加される前記磁場の前記可変強度を、前記機械的グリッパの前記グリップ力の推定と、前記機械的グリッパの前記グリップ力に対応する前記対象物の前記荷重力の感知との差の関数として導出する、請求項7に記載の方法。
- 前記機械的グリッパの前記グリップ力は、前記磁場に対応する前記磁気粘性エラストマーの材料剛性の関数である、請求項8に記載の方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361806421P | 2013-03-29 | 2013-03-29 | |
| US61/806,421 | 2013-03-29 | ||
| PCT/IB2014/060114 WO2014155279A1 (en) | 2013-03-29 | 2014-03-25 | Force feedback gripping device with a magnetorheological based actuator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2016518173A JP2016518173A (ja) | 2016-06-23 |
| JP6670233B2 true JP6670233B2 (ja) | 2020-03-18 |
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| JP2016504803A Expired - Fee Related JP6670233B2 (ja) | 2013-03-29 | 2014-03-25 | 磁気粘性に基づいたアクチュエータを有する力フィードバックグリップデバイス |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10414054B2 (ja) |
| EP (1) | EP2981218A1 (ja) |
| JP (1) | JP6670233B2 (ja) |
| CN (1) | CN105228535B (ja) |
| WO (1) | WO2014155279A1 (ja) |
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| FR2930655B1 (fr) | 2008-04-29 | 2013-02-08 | Commissariat Energie Atomique | Interface a retour d'effort a sensation amelioree |
| RU2011114000A (ru) * | 2008-11-07 | 2012-12-20 | КейСиАй ЛАЙСЕНЗИНГ, ИНК. | Повязки и системы терапии раны пониженным давлением |
| US20120174573A1 (en) * | 2009-03-04 | 2012-07-12 | GM Global Technology Operations LLC | Multi-segmented active material actuator |
| US20110166566A1 (en) | 2009-07-02 | 2011-07-07 | Loma Linda University Medical Center | Devices and methods for performing percutaneous surgical procedures |
| US8718813B2 (en) * | 2009-09-21 | 2014-05-06 | GM Global Technology Operations LLC | Mechanical implement utilizing active material actuation |
| US8550519B2 (en) * | 2009-10-17 | 2013-10-08 | GM Global Technology Operations LLC | Mechanical grippers utilizing active material activation |
| JPWO2012026332A1 (ja) * | 2010-08-25 | 2013-10-28 | パナソニック株式会社 | 磁気応答型弾性装置 |
| US8523043B2 (en) * | 2010-12-07 | 2013-09-03 | Immersion Corporation | Surgical stapler having haptic feedback |
| US10092291B2 (en) | 2011-01-25 | 2018-10-09 | Ethicon Endo-Surgery, Inc. | Surgical instrument with selectively rigidizable features |
| US9097086B2 (en) * | 2011-09-19 | 2015-08-04 | Saudi Arabian Oil Company | Well tractor with active traction control |
-
2014
- 2014-03-25 JP JP2016504803A patent/JP6670233B2/ja not_active Expired - Fee Related
- 2014-03-25 WO PCT/IB2014/060114 patent/WO2014155279A1/en not_active Ceased
- 2014-03-25 US US14/780,015 patent/US10414054B2/en not_active Expired - Fee Related
- 2014-03-25 EP EP14716952.8A patent/EP2981218A1/en not_active Withdrawn
- 2014-03-25 CN CN201480019269.2A patent/CN105228535B/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN105228535B (zh) | 2018-12-11 |
| US10414054B2 (en) | 2019-09-17 |
| EP2981218A1 (en) | 2016-02-10 |
| US20160031091A1 (en) | 2016-02-04 |
| CN105228535A (zh) | 2016-01-06 |
| WO2014155279A1 (en) | 2014-10-02 |
| JP2016518173A (ja) | 2016-06-23 |
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