CN103027750A - Electrical ablation balloon radiofrequency catheter in percutaneous renal artery - Google Patents
Electrical ablation balloon radiofrequency catheter in percutaneous renal artery Download PDFInfo
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- CN103027750A CN103027750A CN2012104846176A CN201210484617A CN103027750A CN 103027750 A CN103027750 A CN 103027750A CN 2012104846176 A CN2012104846176 A CN 2012104846176A CN 201210484617 A CN201210484617 A CN 201210484617A CN 103027750 A CN103027750 A CN 103027750A
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- sacculus
- electricity
- melts
- conduit
- catheter
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- 210000002254 renal artery Anatomy 0.000 title claims abstract description 24
- 238000002679 ablation Methods 0.000 title abstract description 22
- 239000002872 contrast media Substances 0.000 claims abstract description 18
- 230000005611 electricity Effects 0.000 claims description 70
- 239000000155 melt Substances 0.000 claims description 59
- 239000012267 brine Substances 0.000 claims description 14
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 14
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 240000007817 Olea europaea Species 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 238000007674 radiofrequency ablation Methods 0.000 abstract description 4
- 210000005036 nerve Anatomy 0.000 description 5
- 239000010410 layer Substances 0.000 description 4
- 230000002889 sympathetic effect Effects 0.000 description 4
- 206010020772 Hypertension Diseases 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 206010058046 Post procedural complication Diseases 0.000 description 2
- 208000035965 Postoperative Complications Diseases 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000003734 kidney Anatomy 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 206010019280 Heart failures Diseases 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- 230000003187 abdominal effect Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 206010003119 arrhythmia Diseases 0.000 description 1
- 230000006793 arrhythmia Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036772 blood pressure Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 210000004197 pelvis Anatomy 0.000 description 1
- 238000002601 radiography Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The invention relates to an electrical ablation balloon radiofrequency catheter in the percutaneous renal artery. The electrical ablation balloon radiofrequency catheter comprises a catheter, an electrical ablation balloon and an ablation electrode plate, wherein the tail part of the catheter is provided with a connector, the head end of the catheter is provided with the electrical ablation balloon, the electrical ablation balloon is communicated with a contrast agent filling pipeline through the catheter, the contrast agent filling pipeline is arranged in the catheter and passes through the connector to be connected with a pressure pump with contrast agents, the outer surface of the electrical ablation balloon is provided with the ablation electrode plate in spiral arrangement, the ablation electrode plate is connected with a radiofrequency ablation instrument through a conducting wire, and the conducting wire is embedded in the catheter, enters the connector from the tail part of the catheter and extends out from a port of the connector. The electrical ablation balloon radiofrequency catheter has the advantages that the operation is simple and convenient, the positioning is precise, the leaning is reliable, and the manual error and the operative complications possibly generated in the operation process are reduced to the greatest degree.
Description
Technical field
The invention belongs to radio frequency ablation catheter instrument field in the percutaneous renal artery, particularly relate to the interior electricity of a kind of percutaneous renal artery and melt the sacculus radiofrequency catheter.
Background technology
In recent years, the new technique that percutaneous catheter kidney sympathetic nerve radiofrequency ablation intractable hypertension occurred in the world.The method is cut off the kidney sympathetic nerve by radio-frequency ablation procedure, and does not affect other abdominal paries, pelvis or lower limb nerve domination, has reached the purpose of avoiding severe complication in blood pressure lowering.
Renal artery sympathetic nerve ablation is extensively carried out in worldwide, is applied in the treatment of intractable hypertension, and obtains significant curative effect.At present, ablation instruments commonly used is the Symplicity ablation catheter of Medtronic company exploitation.This ablation catheter adopts the particular radio-frequency instrument with reference to traditional ablation catheter theory, and ablation method is mainly: adopt spiral ablation path, pointwise is melted, and oneself withdraws conduit the patient, melts scheme and is mainly: temperature control (55 degree), 8w, 120s.Melt 4-6 point, each point is at a distance of 0.5cm.
But still there is certain defective in present Symplicity ablation catheter, for example: 1. need operator oneself to withdraw conduit, can't accurately locate; 2. can't accurately judge the degree that reclines; 3. also can't the accurate measure distance between each ablation points.
Summary of the invention
Technical problem to be solved by this invention provides the interior electricity of a kind of percutaneous renal artery and melts the sacculus radiofrequency catheter, and this conduit is easy and simple to handle, registration, and it is reliable to recline, and reduces to greatest extent human error and the postoperative complication that may occur in the operation process.
The technical solution adopted for the present invention to solve the technical problems is: provide the interior electricity of a kind of percutaneous renal artery to melt the sacculus radiofrequency catheter, comprise conduit, ablating electrode sheet and electricity melt sacculus, described catheter tail is equipped with adapter, described conduit head end melts sacculus with electricity, described electricity melts sacculus fills the pipe connection by conduit and contrast agent, described contrast agent is filled pipe and is contained in the conduit, passing adapter is connected with compression pump with contrast agent, described electricity melts the sacculus outer surface the ablating electrode sheet of arranging in the shape of a spiral, described ablating electrode sheet is connected with radiofrequency melting instrument by wire, described wire is embedded in the conduit, described wire enters adapter from catheter tail, and described wire stretches out from the port of adapter.
Described electricity melts the outstanding electricity of ablating electrode sheet that the sacculus outer surface arranges in the shape of a spiral and melts balloon surface.
Electricity melts the sacculus outer surface annular groove, and described electricity melts the ablating electrode sheet that the sacculus outer surface arranges in the shape of a spiral and is embedded in the groove, and described ablating electrode sheet outer rim melts the sacculus outer wall with electricity and becomes smooth linking.
Described electrode slice is circle or polygon.
Described catheter tail is also told cool brine and is filled pipe, it is double-decker that described electricity melts sacculus, the outer filling by conduit and cool brine managed connection, described cool brine is filled pipe and is contained in the conduit, passes adapter connection cool brine pad device, and described electricity melts the sacculus internal layer and is communicated with by conduit and contrast agent filling pipe.
The ablating electrode sheet that described electricity melts the sacculus outer surface has 4 to 12.
Described electricity melts sacculus and becomes olive shape, 15 to 40 millimeters of length, 4 millimeters to 8 millimeters of diameters.
The long 70-160 of described conduit centimetre, tube chamber size 5F～8F(lumen diameter 1.67mm～2.67mm).
Described ablating electrode sheet size is 2 to 6 square millimeters, 2 millimeters～10 millimeters at each ablating electrode sheet interval.
Electricity melts sacculus and is designed to monolayer or bilayer, if monolayer can inject the contrast agent of pre-cooling.If double-deck, the inside one deck is common layer, can inject contrast agent, observes electricity when being convenient to open and melt the sacculus situation that reclines under perspective; Outside one deck can be made with special material, makes this layer under any circumstance can both the temperature remains within the normal range or low temperature, injects cool brine from tail end of conduit during use, makes electricity melt balloon surface maintenance low temperature.
Electricity melts the low temperature state of balloon surface, and ablating electrode can effectively be worked; Observe electricity by fluoroscopic apparatus and melt the sacculus position, the operator can accurately locate ablating electrode, and ablating electrode is reclined reliably, by the energy size of control ablating electrode, can need to be to renal artery by treatment, and pointwise is melted, and multiple spot melts, and perhaps priority melts.
The ablating electrode sheet can be embedded in the groove that electricity melts balloon surface, and ablating electrode sheet and electricity to melt the joint portion outer rim of sacculus smooth, in patient body, carry and can patient's renal artery do not impacted during expansion, avoid unnecessary inflammation and complication.
Beneficial effect
The invention has the advantages that: easy and simple to handle, registration, it is reliable to recline, and reduces to greatest extent human error and the postoperative complication that may occur in the operation process.
Description of drawings
Fig. 1 is that electricity of the present invention melts sacculus 4 structural representation when double-deck
Fig. 2 is that electricity of the present invention melts sacculus 4 and is with reeded structural representation.
Fig. 3 is that electricity of the present invention melts sacculus 4 generalized section when double-deck.
Fig. 4 is the partial schematic diagram that electricity of the present invention melts sacculus 4 surface ablation electrode slices 6 positions.
Fig. 5 is that sketch map is looked on the left side of Fig. 4.
Fig. 6 is that sketch map is looked on the right side of Fig. 4.
Fig. 7 is the schematic rear view of Fig. 4.
The specific embodiment
Below in conjunction with specific embodiment, further set forth the present invention.Should be understood that these embodiment only to be used for explanation the present invention and be not used in and limit the scope of the invention.Should be understood that in addition those skilled in the art can make various changes or modifications the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims limited range equally.
As shown in Figures 1 to 3, electricity melts the sacculus radiofrequency catheter in a kind of percutaneous renal artery, comprise conduit 1, ablating electrode sheet 6 and electricity melt sacculus 4, described conduit 1 afterbody is equipped with adapter 10, described conduit 1 head end melts sacculus 4 with electricity, described electricity melts sacculus 4 fills pipe 3 connections by conduit 1 and contrast agent, described contrast agent is filled pipe 3 and is contained in the conduit 1, passing adapter 10 is connected with compression pump with contrast agent, described electricity melts sacculus 4 outer surfaces the ablating electrode sheet 6 of arranging in the shape of a spiral, described ablating electrode sheet 6 is connected with radiofrequency melting instrument by wire 2, described wire 2 is embedded in the conduit 1, described wire 2 enters adapter 10 from conduit 1 afterbody, and described wire 2 stretches out from the port 7 of adapter 10.
Described electricity melts the ablating electrode sheet 6 outstanding electricity that sacculus 4 outer surfaces arrange in the shape of a spiral and melts sacculus 4 surfaces.
Electricity melts sacculus 4 outer surfaces annular groove, and described electricity melts the ablating electrode sheet 6 that sacculus 4 outer surfaces arrange in the shape of a spiral and is embedded in the groove, and described ablating electrode sheet 6 outer rims melt sacculus 4 outer walls with electricity and become smooth linking.
Described electrode slice is circle or polygon.
Described conduit 1 afterbody is also told cool brine and is filled pipe 9, described electricity melts sacculus 4 and is double-decker, the outer filling by conduit 1 and cool brine managed 9 connections, described cool brine filling pipe 9 is contained in the conduit 1, passes adapter 10 connection cool brine pad devices, and described electricity melts sacculus 4 internal layers and is communicated with by conduit 1 and contrast agent filling pipe 3.
The ablating electrode sheet 6 that described electricity melts sacculus 4 outer surfaces has 12.
Described electricity melts 4 one-tenth olive shape of sacculus, 15 to 40 millimeters of length, 4 millimeters to 8 millimeters of diameters.
Described conduit 1 long 70-160 centimetre, tube chamber size 5F～8F(lumen diameter 1.67mm～2.67mm).
Described ablating electrode sheet 6 sizes are 1 to 6 square millimeter, 2 millimeters～10 millimeters at each ablating electrode sheet 6 interval.
During use, by 6F～8F sheath pipe and 6F～7FLIMA conduit electricity is melted sacculus 4 and send into renal artery, under X-ray examination, electricity is melted sacculus 4 accurately be positioned the position that renal artery need to melt, by compression pump contrast agent is injected electricity and melt sacculus 4, but the radiography clear view conduit renal artery situation that reclines under perspective, definite electricity melt sacculus fully adherent after, inject cool brine or liquid nitrogen by external cooling device to the skin that electricity melts sacculus, so that electricity melts sacculus maintenance low temperature in the ablation procedure, 6 discharges of control ablating electrode sheet, pointwise priority or multiple spot melt renal artery simultaneously, reach the treatment intractable hypertension, heart failure, the effect of the sympathetic nerve excessive activation diseases such as arrhythmia.
Claims (9)
1. the interior electricity of percutaneous renal artery melts the sacculus radiofrequency catheter, comprise conduit (1), ablating electrode sheet (6) and electricity melt sacculus (4), it is characterized in that, described conduit (1) afterbody is equipped with adapter (10), described conduit (1) head end melts sacculus (4) with electricity, described electricity melts sacculus (4) fills pipe (3) connection by conduit (1) and contrast agent, described contrast agent is filled pipe (3) and is contained in the conduit (1), passing adapter (10) is connected with compression pump with contrast agent, described electricity melts sacculus (4) outer surface the ablating electrode sheet (6) of arranging in the shape of a spiral, described ablating electrode sheet (6) is connected with radiofrequency melting instrument by wire (2), described wire (2) is embedded in the conduit (1), described wire (2) enters adapter (10) from conduit (1) afterbody, and described wire (2) stretches out from the port (7) of adapter (10).
2. electricity melts the sacculus radiofrequency catheter in a kind of percutaneous renal artery according to claim 1, it is characterized in that, described electricity melts the outstanding electricity of ablating electrode sheet (6) that sacculus (4) outer surface arranges in the shape of a spiral and melts sacculus (4) surface.
3. electricity melts the sacculus radiofrequency catheter in a kind of percutaneous renal artery according to claim 1, it is characterized in that, electricity melts sacculus (4) outer surface annular groove, described electricity melts the ablating electrode sheet (6) that sacculus (4) outer surface arranges in the shape of a spiral and is embedded in the groove, and described ablating electrode sheet (6) outer rim melts sacculus (4) outer wall with electricity and becomes smooth linking.
4. electricity melts the sacculus radiofrequency catheter in a kind of percutaneous renal artery according to claim 1, it is characterized in that described electrode slice is circle or polygon.
5. electricity melts the sacculus radiofrequency catheter in a kind of percutaneous renal artery according to claim 1, it is characterized in that, described conduit (1) afterbody is also told cool brine and is filled pipe (9), it is double-decker that described electricity melts sacculus (4), the outer filling by conduit (1) and cool brine managed (9) connection, described cool brine filling pipe (9) is contained in the conduit (1), passes adapter (10) connection cool brine pad device, and described electricity melts sacculus (4) internal layer and is communicated with by conduit (1) and contrast agent filling pipe (3).
6. electricity melts the sacculus radiofrequency catheter in a kind of percutaneous renal artery according to claim 1, it is characterized in that the ablating electrode sheet (6) that described electricity melts sacculus (4) outer surface has 4 to 12.
7. electricity melts radiofrequency catheter in a kind of percutaneous renal artery according to claim 1, it is characterized in that, described electricity melts sacculus (4) and becomes olive shape, 15 to 40 millimeters of length, 4 millimeters to 8 millimeters of diameters.
8. electricity melts radiofrequency catheter in a kind of percutaneous renal artery according to claim 1, it is characterized in that, and long 70-160 centimetre in described conduit (1), tube chamber size 5F～8F(lumen diameter 1.67mm～2.67mm).
9. a kind of renal artery electricity according to claim 1 melts the sacculus radiofrequency catheter, it is characterized in that, described ablating electrode sheet (6) size is 1 to 6 square millimeter, 2 millimeters～10 millimeters at each ablating electrode sheet (6) interval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210484617.6A CN103027750B (en) | 2012-11-23 | 2012-11-23 | Electrical ablation balloon radiofrequency catheter in percutaneous renal artery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210484617.6A CN103027750B (en) | 2012-11-23 | 2012-11-23 | Electrical ablation balloon radiofrequency catheter in percutaneous renal artery |
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| Publication Number | Publication Date |
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| CN103027750A true CN103027750A (en) | 2013-04-10 |
| CN103027750B CN103027750B (en) | 2015-02-11 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103446649A (en) * | 2013-09-17 | 2013-12-18 | 蔡国强 | Multifunctional double-lumen endobronchial catheter used for electro-cardio pacing |
| CN104014064A (en) * | 2014-06-23 | 2014-09-03 | 蔡国强 | Air bag with electrode and bronchial catheter for electrocardio pace-making defibrillation monitoring |
| WO2015039591A1 (en) * | 2013-09-17 | 2015-03-26 | 蔡国强 | Bronchial catheter for monitoring cardiac pacing defibrillation, and inflatable bag with electrode |
| CN105392435A (en) * | 2013-07-22 | 2016-03-09 | 波士顿科学国际有限公司 | Renal nerve ablation catheter having twist balloon |
| CN109692038A (en) * | 2017-10-23 | 2019-04-30 | 瓦斯科医疗有限责任公司 | Ablation catheter and its manufacturing method with microelectrode |
| WO2019174100A1 (en) * | 2018-03-16 | 2019-09-19 | 上海心至医疗科技有限公司 | Vibrating drug-eluting balloon catheter system |
| CN112998844A (en) * | 2021-02-05 | 2021-06-22 | 上海睿刀医疗科技有限公司 | Balloon electrode catheter |
| CN114469324A (en) * | 2022-01-26 | 2022-05-13 | 中国医学科学院阜外医院 | Radio frequency ablation catheter and radio frequency ablation system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200951251Y (en) * | 2006-03-29 | 2007-09-26 | 微创医疗器械(上海)有限公司 | Double layered balloon catheter |
| EP2067447A1 (en) * | 2006-06-30 | 2009-06-10 | Bernard Alfons Lucie B. Cambier | Steerable catheter device and method for the chemoembolization and/or embolization of vascular structures, tumours and/or organs |
| CN102198015A (en) * | 2011-05-03 | 2011-09-28 | 上海微创电生理医疗科技有限公司 | Retractable spiral laminar ring type electrode catheter |
| US20120004656A1 (en) * | 1999-11-16 | 2012-01-05 | Jerome Jackson | Methods and systems for treatment of tissue in a body lumen |
| CN102631240A (en) * | 2012-04-13 | 2012-08-15 | 上海微创电生理医疗科技有限公司 | Cold brine infusion type radiofrequency ablation catheter |
| CN102743225A (en) * | 2012-07-18 | 2012-10-24 | 深圳市惠泰医疗器械有限公司 | Radiofrequency ablation controlled electrode catheter for renal artery |
| CN202537649U (en) * | 2012-04-10 | 2012-11-21 | 北京中孵友信医药科技股份有限公司 | Intracavity catheter with global location function |
-
2012
- 2012-11-23 CN CN201210484617.6A patent/CN103027750B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120004656A1 (en) * | 1999-11-16 | 2012-01-05 | Jerome Jackson | Methods and systems for treatment of tissue in a body lumen |
| CN200951251Y (en) * | 2006-03-29 | 2007-09-26 | 微创医疗器械(上海)有限公司 | Double layered balloon catheter |
| EP2067447A1 (en) * | 2006-06-30 | 2009-06-10 | Bernard Alfons Lucie B. Cambier | Steerable catheter device and method for the chemoembolization and/or embolization of vascular structures, tumours and/or organs |
| CN102198015A (en) * | 2011-05-03 | 2011-09-28 | 上海微创电生理医疗科技有限公司 | Retractable spiral laminar ring type electrode catheter |
| CN202537649U (en) * | 2012-04-10 | 2012-11-21 | 北京中孵友信医药科技股份有限公司 | Intracavity catheter with global location function |
| CN102631240A (en) * | 2012-04-13 | 2012-08-15 | 上海微创电生理医疗科技有限公司 | Cold brine infusion type radiofrequency ablation catheter |
| CN102743225A (en) * | 2012-07-18 | 2012-10-24 | 深圳市惠泰医疗器械有限公司 | Radiofrequency ablation controlled electrode catheter for renal artery |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10695124B2 (en) | 2013-07-22 | 2020-06-30 | Boston Scientific Scimed, Inc. | Renal nerve ablation catheter having twist balloon |
| CN105392435A (en) * | 2013-07-22 | 2016-03-09 | 波士顿科学国际有限公司 | Renal nerve ablation catheter having twist balloon |
| CN105392435B (en) * | 2013-07-22 | 2018-11-09 | 波士顿科学国际有限公司 | Renal nerve ablation catheter with twisting sacculus |
| WO2015039591A1 (en) * | 2013-09-17 | 2015-03-26 | 蔡国强 | Bronchial catheter for monitoring cardiac pacing defibrillation, and inflatable bag with electrode |
| CN103446649B (en) * | 2013-09-17 | 2017-01-25 | 蔡国强 | Multifunctional double-lumen endobronchial catheter used for electro-cardio pacing |
| CN103446649A (en) * | 2013-09-17 | 2013-12-18 | 蔡国强 | Multifunctional double-lumen endobronchial catheter used for electro-cardio pacing |
| CN104014064A (en) * | 2014-06-23 | 2014-09-03 | 蔡国强 | Air bag with electrode and bronchial catheter for electrocardio pace-making defibrillation monitoring |
| CN104014064B (en) * | 2014-06-23 | 2016-02-24 | 蔡国强 | Electroded air bag and can be used for electrocardio pace-making defibrillation monitoring bronchial catheter |
| CN109692038A (en) * | 2017-10-23 | 2019-04-30 | 瓦斯科医疗有限责任公司 | Ablation catheter and its manufacturing method with microelectrode |
| WO2019174100A1 (en) * | 2018-03-16 | 2019-09-19 | 上海心至医疗科技有限公司 | Vibrating drug-eluting balloon catheter system |
| CN112998844A (en) * | 2021-02-05 | 2021-06-22 | 上海睿刀医疗科技有限公司 | Balloon electrode catheter |
| CN114469324A (en) * | 2022-01-26 | 2022-05-13 | 中国医学科学院阜外医院 | Radio frequency ablation catheter and radio frequency ablation system |
| CN114469324B (en) * | 2022-01-26 | 2022-10-11 | 中国医学科学院阜外医院 | Radio frequency ablation catheter and radio frequency ablation system |
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