WO1995022370A1 - Printed electrode for living body - Google Patents
Printed electrode for living body Download PDFInfo
- Publication number
- WO1995022370A1 WO1995022370A1 PCT/JP1995/000203 JP9500203W WO9522370A1 WO 1995022370 A1 WO1995022370 A1 WO 1995022370A1 JP 9500203 W JP9500203 W JP 9500203W WO 9522370 A1 WO9522370 A1 WO 9522370A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- electrode
- fine particles
- bioprint
- silver
- chloride
- 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.)
- Ceased
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/02—Details
- A61N1/04—Electrodes
- A61N1/0404—Electrodes for external use
- A61N1/0408—Use-related aspects
- A61N1/0428—Specially adapted for iontophoresis, e.g. AC, DC or including drug reservoirs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/02—Details
- A61N1/04—Electrodes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/25—Bioelectric electrodes therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/25—Bioelectric electrodes therefor
- A61B5/263—Bioelectric electrodes therefor characterised by the electrode materials
- A61B5/265—Bioelectric electrodes therefor characterised by the electrode materials containing silver or silver chloride
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/25—Bioelectric electrodes therefor
- A61B5/263—Bioelectric electrodes therefor characterised by the electrode materials
- A61B5/268—Bioelectric electrodes therefor characterised by the electrode materials containing conductive polymers, e.g. PEDOT:PSS polymers
-
- 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
- A61B2562/0209—Special features of electrodes classified in A61B5/24, A61B5/25, A61B5/283, A61B5/291, A61B5/296, A61B5/053
- A61B2562/0215—Silver or silver chloride containing
Definitions
- the present invention relates to a bioprint electrode such as a bioelectrode represented by, for example, an electrode for iontophoresis, an electrode for a low-frequency treatment device, and an electrode for extracting bioelectric information.
- a bioprint electrode such as a bioelectrode represented by, for example, an electrode for iontophoresis, an electrode for a low-frequency treatment device, and an electrode for extracting bioelectric information.
- the output or input of the current was the rate-limiting process of the effective use area of the electrode interface.
- silver (Ag) is used as the anode print electrode for iontophoresis and silver chloride (AgCl) is used as the cathode print electrode
- the surface of the anode will change when a current flows.
- the biological monitor electrode was one of the causes of generating noise. Disclosure of the invention
- an object of the present invention is to reduce the deterioration of an electrode by maximizing the number of conductive fine particles that can be used on the surface of a biomedical electrode in view of the above-mentioned state of the art, and to suppress the deterioration of the electrode in a stable manner.
- An object of the present invention is to provide a printed electrode for a living body which guarantees that the maintenance of the condition is performed for a long time.
- an ink paste or a binder containing hydrophilic fine particles made of a hydrophilic polymer or a water-soluble substance and conductive fine particles is provided.
- the present invention provides a print electrode for a living body, which is obtained by printing a binder on a support.
- FIG. 1 is an explanatory view showing an example of use of a conventional electrode for iontophoresis.
- FIG. 2A is an explanatory view showing a porous electrode for iontophoresis of the present invention.
- FIG. 2 (b) is an explanatory view showing the shape of another electrode support of FIG. 2 (a).
- FIG. 3 is an explanatory diagram showing a simplified device of the present invention.
- FIG. 4 is a current value change showing Example 1 of the present invention.
- FIG. 5 is a current value change showing Example 2 of the present invention.
- FIG. 6 shows a change in current value showing a control example of the present invention.
- one or more kinds of fine particles of a water-soluble substance such as a hydrophilic polymer or a water-soluble saccharide or a salt are converted into conductive fine particles (silver, nickel, titanium, silver chloride, carbon, etc.).
- conductive fine particles silver, nickel, titanium, silver chloride, carbon, etc.
- hydrophilic At least one sugar selected from glucose, fructose, mannite, hydrolyzed starch, D-sorbitol, xanthan gum, etc., or carboxymethylcellulose, hydroxyethylcellulose, hydroxypropylcellulose , At least one cellulose derivative selected from canoleboxymethylethylcellulose, etc., or at least one hydrophilic polymer selected from polyvinyl alcohol, etc., or sodium chloride, sodium chloride, Calcium chloride, calcium phosphate, sodium dihydrogen phosphate, calcium dihydrogen phosphate, calcium dihydrogen phosphate, sodium hydrogen phosphate, calcium hydrogen phosphate, calcium hydrogen phosphate, sodium hydrogen carbonate Lithium, sodium acetate,.
- the particle size range of the hydrophilic fine particles is not particularly limited, but is preferably 3200 ⁇ m, particularly preferably 350 / m.
- polyester, polypropylene, polyether, polyether, polyurethane, methacrylic resin, and polyester are used as the conductive paste.
- At least one kind of binder selected from copolymers of tolyl or ethylene and copolymers of vinyl chloride, vinyl acetate and ethylene
- At least one kind of conductive fine particles (having a particle size of 0.1100 m), preferably 20 90% by weight, more preferably Conductive Ku, including 60 80 wt%
- the hydrophilic polymer fine particles are contained in an amount of 1 to 50% by weight, preferably 5 to 30% by weight, based on the metal paste composition.
- the electrode structure of the present invention is used as a silver-silver chloride electrode for iontophoresis.
- the silver electrode (1) at the anode (1A) faces the living body surface via the drug solution holding part (2) or the hydrophilic gel (3), and the cathode (2A)
- the silver chloride electrode (4) is in contact with the surface of the living body via the hydrophilic gel (5).
- the present invention exemplifies the case in which the silver print electrode (4) is used as shown in FIG. 2 (a).
- FIG. 2 (b) shows an electrode support consisting of a combination of the same member or a heterogeneous member that also serves as the support shown in Fig. 2 (a) and a connection means for making an electrical connection to the outside.
- the electrode structure of the present invention can be stored in a dry state until immediately before use, or stored in a wet state in contact with a gel or the like, so that it can be sufficiently used.
- hydrophilic polymer soluble saccharide, or salt fine particles
- conductive fine particles silver, nickel, titanium, silver chloride, carbon, etc.
- the above-mentioned support includes, for example, resin materials such as polyester, polyethylene, polypropylene, polyvinyl chloride, cellophane, nylon, polyimide, polyvinylidene chloride, polystyrene, and polycarbonate, cellulose, and cellulose ester. It is made of a non-woven fabric such as non-woven fabric such as nitrocellulose, rayon, polyester, and nylon, and is formed of a soft or hard member, but the material and shape are not particularly limited.
- Thermosetting conductive silver paste "DW-250H-5" (manufactured by Toyobo Co., Ltd.) 55 to 95% by weight (preferably 70% by weight), hydrolyzed starch (manufactured by Wako Pure Chemical Industries, Ltd.) Particle size: 32 m or less>
- a mixture of 5 to 45% by weight (preferably 30% by weight) is mixed at 150 ° C for 15 minutes using a heat-cured silver / sodium chloride electrode.
- Energization was performed.
- Depolarized ion tophoresis, constant voltage of 3 V, 40 kHz, and 30% duty were applied between the anode Ag ′ starch and the cathode AgCl. As shown in Fig. 4 Almost stable current could be supplied.
- Thermosetting conductive silver paste "DW-250H-5" (manufactured by Toyobo Co., Ltd.) 55 to 95% by weight (preferably 70% by weight), sodium chloride powder
- Average particle size: 32 // m or less 22.5 to 2.5% by weight (preferably 15% by weight).
- Hydrolyzed starch manufactured by Wako Pure Chemical Industries, Ltd.
- ⁇ Average particle size: 32 m or less > 22.5 to 2.5% by weight (preferably 15% by weight of a mixed ink base is heated and cured at 150 ° C for 15 minutes for silver, sodium chloride, and starch electrodes.
- a depolarized iontophoresis, constant voltage of 3 V, 40 kHz, and 30% duty were applied between the anode Ag 'starch and the cathode AgCl for 3 hours, as shown in Fig. 5. Even when electricity was supplied, a completely stable current could be supplied.
- thermosetting conductive silver paste "DW-250H-5" manufactured by Toyobo Co., Ltd.
- hydrophilic fine particles such as sodium chloride and hydrolyzed starch (no addition).
- Electrode curing conditions and energizing conditions were the same as in the above example.
- FIG. 6 compared to Example 1, when the hydrophilic fine particles were not added, the current value clearly decreased within 15 minutes after energization.
- water-soluble fine particles or fine particles comprising a hydrophilic polymer are held between conductive fine particles and used as a bioelectrode, for example, they are used as iontophoresis.
- water is incorporated into the water-soluble fine particles or hydrophilic polymer fine particles from the aqueous solution or gel containing chlorine ion, and a porous electrode structure is formed electrically during energization.
- a porous electrode structure is formed electrically during energization.
- stable current can be maintained for a long time.
- the present invention can be applied to application to a bioelectrode typified by an electrode for a low-frequency therapeutic device, an electrode for extracting bioelectric information, and the like, in addition to the above-described electrode for iontophoresis.
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Surgery (AREA)
- Physics & Mathematics (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Radiology & Medical Imaging (AREA)
- Molecular Biology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Electrotherapy Devices (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Laminated Bodies (AREA)
Description
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE69523299T DE69523299T2 (de) | 1994-02-16 | 1995-02-14 | Gedruckte elektrode für lebewesen |
| EP95908376A EP0755695B1 (en) | 1994-02-16 | 1995-02-14 | Printed electrode for living body |
| KR1019960704471A KR0179939B1 (ko) | 1994-02-16 | 1995-02-14 | 생체용 프린트 전극 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6/40580 | 1994-02-16 | ||
| JP6040580A JP2716361B2 (ja) | 1994-02-16 | 1994-02-16 | 生体用プリント電極 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO1995022370A1 true WO1995022370A1 (en) | 1995-08-24 |
Family
ID=12584436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP1995/000203 Ceased WO1995022370A1 (en) | 1994-02-16 | 1995-02-14 | Printed electrode for living body |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US5611339A (ja) |
| EP (1) | EP0755695B1 (ja) |
| JP (1) | JP2716361B2 (ja) |
| KR (1) | KR0179939B1 (ja) |
| CN (1) | CN1070713C (ja) |
| CA (1) | CA2142476C (ja) |
| DE (1) | DE69523299T2 (ja) |
| TW (1) | TW257667B (ja) |
| WO (1) | WO1995022370A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998013101A1 (en) * | 1996-09-27 | 1998-04-02 | Becton Dickinson And Company | Iontophoretic electrodes and surface active agents |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6084766A (en) * | 1998-09-29 | 2000-07-04 | General Electric Company | Method of making an ultracapacitor electrode |
| DE29822007U1 (de) * | 1998-12-10 | 1999-04-08 | Bischoff, Robert, 06108 Halle | Elektrodenanordnung für ein elektrisches Bauelement und als Träger für Sensoren |
| US7338701B2 (en) * | 2001-10-26 | 2008-03-04 | Uniwood Corporation | Laminated composite wooden material and method of manufacturing material |
| JP4601423B2 (ja) * | 2004-12-28 | 2010-12-22 | 独立行政法人科学技術振興機構 | 細胞計測および分離チップ |
| US7465380B2 (en) | 2005-04-12 | 2008-12-16 | Lifescan Scotland, Ltd. | Water-miscible conductive ink for use in enzymatic electrochemical-based sensors |
| US7588670B2 (en) | 2005-04-12 | 2009-09-15 | Lifescan Scotland Limited | Enzymatic electrochemical-based sensor |
| AU2006201333A1 (en) * | 2005-04-12 | 2006-11-02 | Lifescan Scotland Limited | Water-miscible conductive ink for use in enzymatic electrochemical-based sensors |
| WO2007111368A1 (ja) * | 2006-03-29 | 2007-10-04 | Tti Ellebeau, Inc. | イオントフォレーシス装置 |
| US8190252B2 (en) * | 2009-02-12 | 2012-05-29 | Incube Labs, Llc | Iontophoretic system for transdermal delivery of active agents for therapeutic and medicinal purposes |
| US20100312168A1 (en) * | 2009-06-09 | 2010-12-09 | Yoshimasa Yoshida | Long life high capacity electrode, device, and method of manufacture |
| WO2011044175A2 (en) | 2009-10-06 | 2011-04-14 | Incube Labs, Llc | Patch and patch assembly for iontophoretic transdermal delivery of active agents for therapeutic and medicinal purposes |
| US8685038B2 (en) | 2009-12-07 | 2014-04-01 | Incube Labs, Llc | Iontophoretic apparatus and method for marking of the skin |
| CN103501695B (zh) * | 2011-03-02 | 2016-09-28 | 皇家飞利浦有限公司 | 皮肤传导传感器 |
| CN103826696B (zh) | 2011-03-24 | 2017-03-22 | 因卡伯实验室有限责任公司 | 用于治疗剂的两阶段经皮离子电渗递送的系统及方法 |
| WO2012154704A2 (en) | 2011-05-06 | 2012-11-15 | Incube Labs, Llc | System and method for biphasic transdermal iontophoretic delivery of therapeutic agents for the control of addictive cravings |
| CN103932676A (zh) * | 2013-01-23 | 2014-07-23 | 四川锦江电子科技有限公司 | 柔性电路电极 |
| ES2794653T3 (es) * | 2014-10-24 | 2020-11-18 | Abbott Lab | Aparato de diagnóstico sobre sustrato de papel, y métodos y sistemas relacionados |
| US20180074006A1 (en) * | 2015-05-11 | 2018-03-15 | Hitachi, Ltd. | Analysis device and analysis method |
| CN105311741A (zh) * | 2015-11-17 | 2016-02-10 | 深圳市一体太糖科技有限公司 | 一种电刺激传导介质及带传导介质的电刺激电极 |
| TWI652042B (zh) | 2016-03-08 | 2019-03-01 | 財團法人紡織產業綜合研究所 | 生理感測電極 |
| CN109414211B (zh) * | 2016-07-06 | 2022-05-06 | Nok株式会社 | 生物体电极及其制造方法 |
| US20180028802A1 (en) * | 2016-07-26 | 2018-02-01 | Y-Brain Inc | Dry electrode |
| EP3593714A1 (en) * | 2017-03-07 | 2020-01-15 | Alps Alpine Co., Ltd. | Electrode for biological information measurement and method for producing electrode for biological information measurement |
| US11624000B2 (en) * | 2017-05-23 | 2023-04-11 | Alpha Assembly Solutions Inc. | Graphene enhanced and engineered materials for membrane touch switch and other flexible electronic structures |
| AU2018346604A1 (en) * | 2017-10-06 | 2020-03-19 | Medtronic Xomed, Inc. | Pledget stimulation and recording electrode assemblies |
| EP4130162A4 (en) | 2020-03-30 | 2023-08-30 | Nitto Denko Corporation | CONDUCTIVE FILM, BIOELECTRODE AND BIOSENSOR |
| US20230346281A1 (en) * | 2022-04-27 | 2023-11-02 | Early Charm Ventures | Fully Printed Electrode Biological Interface |
| WO2024248179A1 (ko) * | 2023-05-31 | 2024-12-05 | 엘지전자 주식회사 | 전극형 근전도 센서 및 그의 제조 방법 |
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| JPS58149734A (ja) * | 1982-03-03 | 1983-09-06 | 藤倉化成株式会社 | 生体用導電性樹脂電極 |
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| US5356625A (en) * | 1986-08-28 | 1994-10-18 | Enzacor Properties Limited | Microgranular preparation useful in the delivery of biologically active materials to the intestinal regions of animals |
| GB8727497D0 (en) * | 1987-11-24 | 1987-12-23 | Health Lab Service Board | Electrochemical electrodes |
| US5133974A (en) * | 1989-05-05 | 1992-07-28 | Kv Pharmaceutical Company | Extended release pharmaceutical formulations |
| US5236412A (en) * | 1989-07-21 | 1993-08-17 | Iomed, Inc. | Rehydratable product and method of preparation thereof |
| US5463453A (en) * | 1989-08-09 | 1995-10-31 | Ricoh Company, Ltd. | Wet-type image formation apparatus |
| US5320597A (en) * | 1991-02-08 | 1994-06-14 | Becton, Dickinson And Company | Device and method for renewing electrodes during iontophoresis |
| US5463161A (en) * | 1989-11-29 | 1995-10-31 | Uop | Olefin isomerization process |
| EP0435643B1 (en) * | 1989-12-27 | 1997-03-26 | Canon Kabushiki Kaisha | Image recording apparatus using optical beam |
| US5460622A (en) * | 1991-01-03 | 1995-10-24 | The Procter & Gamble Company | Absorbent article having blended multi-layer absorbent structure with improved integrity |
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| US5463182A (en) * | 1992-09-29 | 1995-10-31 | E. I. Du Pont De Nemours And Company | Esterification of carboxylate containing polymers |
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| US5286415A (en) * | 1992-12-28 | 1994-02-15 | Advanced Products, Inc. | Water-based polymer thick film conductive ink |
| EP0620502B1 (en) * | 1993-04-05 | 1999-03-17 | Agfa-Gevaert N.V. | A lithographic base and a method for making a lithographic printing plate therewith |
| US5324621A (en) * | 1993-04-08 | 1994-06-28 | Agfa-Gavaert, N.V. | Dyes and dye-donor elements for thermal dye transfer recording |
| JPH06312961A (ja) * | 1993-04-28 | 1994-11-08 | Takasago Internatl Corp | 1,4−ビス(4,4−ジフェニル−1,3−ブタジエニル)ベンゼン誘導体及びそれを用いた電子写真感光体 |
| JP3264078B2 (ja) * | 1993-06-04 | 2002-03-11 | 富士ゼロックス株式会社 | 感光ドラムのクリーニング方法及びクリーニング助剤を付着させた感光ドラムユニット |
| US5459021A (en) * | 1993-07-15 | 1995-10-17 | Konica Corporation | Silver halide photographic light-sensitive material |
| JPH0792594A (ja) * | 1993-09-28 | 1995-04-07 | Konica Corp | ハロゲン化銀写真乳剤及びハロゲン化銀写真感光材料 |
| US5463048A (en) * | 1994-06-14 | 1995-10-31 | American Home Products Corporation | Rapamycin amidino carbamates |
-
1994
- 1994-02-16 JP JP6040580A patent/JP2716361B2/ja not_active Expired - Fee Related
-
1995
- 1995-02-14 CA CA002142476A patent/CA2142476C/en not_active Expired - Fee Related
- 1995-02-14 US US08/389,333 patent/US5611339A/en not_active Expired - Lifetime
- 1995-02-14 EP EP95908376A patent/EP0755695B1/en not_active Expired - Lifetime
- 1995-02-14 DE DE69523299T patent/DE69523299T2/de not_active Expired - Fee Related
- 1995-02-14 WO PCT/JP1995/000203 patent/WO1995022370A1/ja not_active Ceased
- 1995-02-14 CN CN95192435A patent/CN1070713C/zh not_active Expired - Fee Related
- 1995-02-14 KR KR1019960704471A patent/KR0179939B1/ko not_active Expired - Fee Related
- 1995-02-15 TW TW084101354A patent/TW257667B/zh not_active IP Right Cessation
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58149734A (ja) * | 1982-03-03 | 1983-09-06 | 藤倉化成株式会社 | 生体用導電性樹脂電極 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998013101A1 (en) * | 1996-09-27 | 1998-04-02 | Becton Dickinson And Company | Iontophoretic electrodes and surface active agents |
Also Published As
| Publication number | Publication date |
|---|---|
| DE69523299T2 (de) | 2002-07-11 |
| DE69523299D1 (de) | 2001-11-22 |
| JPH07222806A (ja) | 1995-08-22 |
| US5611339A (en) | 1997-03-18 |
| EP0755695A1 (en) | 1997-01-29 |
| EP0755695A4 (en) | 1998-04-22 |
| KR0179939B1 (ko) | 1999-04-01 |
| EP0755695B1 (en) | 2001-10-17 |
| TW257667B (ja) | 1995-09-21 |
| CA2142476C (en) | 2002-01-08 |
| JP2716361B2 (ja) | 1998-02-18 |
| CN1145037A (zh) | 1997-03-12 |
| CA2142476A1 (en) | 1995-08-17 |
| KR970701080A (ko) | 1997-03-17 |
| CN1070713C (zh) | 2001-09-12 |
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