CN107088241A - A kind of Novel anti-stab hinders precision filter infusion set - Google Patents

A kind of Novel anti-stab hinders precision filter infusion set Download PDF

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Publication number
CN107088241A
CN107088241A CN201710351752.6A CN201710351752A CN107088241A CN 107088241 A CN107088241 A CN 107088241A CN 201710351752 A CN201710351752 A CN 201710351752A CN 107088241 A CN107088241 A CN 107088241A
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CN
China
Prior art keywords
transfusion
needle
stab
soft
catheter
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Pending
Application number
CN201710351752.6A
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Chinese (zh)
Inventor
盛林
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Individual
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Individual
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Priority to CN201710351752.6A priority Critical patent/CN107088241A/en
Publication of CN107088241A publication Critical patent/CN107088241A/en
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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/158Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/165Filtering accessories, e.g. blood filters, filters for infusion liquids
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/158Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
    • A61M2005/1587Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body suitable for being connected to an infusion line after insertion into a patient
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/165Filtering accessories, e.g. blood filters, filters for infusion liquids
    • A61M2005/1657Filter with membrane, e.g. membrane, flat sheet type infusion filter

Landscapes

  • Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

Hinder precision filter infusion set the present invention relates to a kind of Novel anti-stab, including the transfusion needle portion being sequentially arranged on a flexible pipe, first locking is pressed from both sides, hinder bacterium portion, flow regulator, precision liquid medicine filter, automatic exhaust part, dropping funnel, second locking is pressed from both sides and exhaust modeling pin portion, the transfusion needle portion includes the transfusion catheter with soft pipe connection, through transfusion catheter and the implanting needle that is fixed on a needle stand, it is socketed on the soft pin of transfusion and barrier plug and Anti-stabbing plug in transfusion catheter that on implanting needle and end is fixed on transfusion catheter first end, the soft pin connection transfusion catheter of transfusion.Effect of the present invention with Anti-stabbing and secondary filter, infused using the soft pin of transfusion with flexible TPU materials, it is to avoid soft pricking wound blood vessel of being infused in infusion process, be also prevent nurse and is hurt oneself in operation.Precision liquid medicine filter effectively realizes secondary filter, significantly reduces injury of the particulate in decoction to human body.

Description

A kind of Novel anti-stab hinders precision filter infusion set
Technical field
The present invention relates to technical field of medical instruments, more particularly to a kind of Novel anti-stab hinders precision filter infusion set.
Background technology
China human mortality is numerous, is transfusion big country, and annual amount of infusion is average everyone 8 bottles at 10,400,000,000 bottles.Traditional transfusion Device is generally infused using metal transfusion needle, in infusion process, easily causes sepage phenomenon during transfusion part activity, I.e. needle, once needle will be subsided a swelling with the method for both cold and hot applications, and it is possible that causes phlebitis, to patient Bring secondary injury.In contact pin and during pulling out pin, transfusion needle is also easy to stab the arm of nurse, especially when patient is with passing When catching an illness, the risk caught an illness can be brought to nurse.Other traditional transfusion device integrated level is low, function is single, without filtering work( Energy.
In order to which the various particulates reduced in decoction are damaged to human body, general transfusion device has liquid medicine filtering device, state In family's standard, the particulate that common liquid medicine filter can only filter out 5-20 microns in more than 20 microns of particulate, but most decoctions is accounted for It is also maximum to human injury than maximum.Particularly with severe postoperative patient or neonate, because their resistance compares Low, pure medicine is particularly important to them.Current precision liquid medicine filter can effectively filter more than 5 microns micro- Grain, but have the following disadvantages:When decoction is feeding-up or injects Chinese patent drug, accurate filter may be blocked, influenceed Filter effect.
The content of the invention
Hinder precision filter infusion set it is an object of the invention to provide a kind of Novel anti-stab, solve transfusion pricking wound patient Or the problem of nurse, while having the function of filtering liquid medicine.
In order to solve the above problems, hinder precision filter infusion set the invention provides a kind of Novel anti-stab, including set successively In the transfusion needle portion on a flexible pipe, the first locking folder, resistance bacterium portion, flow regulator, precision liquid medicine filter, automatic exhaust part, Dropping funnel, the second locking folder and exhaust modeling pin portion, the transfusion needle portion includes leading with the transfusion catheter of soft pipe connection, through transfusion The implanting needle managing and be fixed on a needle stand, it is socketed on implanting needle and end is fixed on the defeated of transfusion catheter first end The soft pin of liquid and barrier plug and Anti-stabbing plug in transfusion catheter, the soft pin connection transfusion catheter of transfusion.The precision Liquid medicine filter includes the upper shell provided with steam vent, lower house and in upper shell and the hollow space of lower house formation Form the transfusion entrance with soft pipe connection on filter membrane, the upper shell and lower house interference fit, the upper shell, it is described under The transfusion with soft pipe connection is formed on housing to export.
Further, the barrier plug and Anti-stabbing are respectively equipped with the first passage coordinated with implanting needle and second and led to beyond the Great Wall Form raised on road, the second channel, the implanting needle is provided with the groove matched with the projection.
Further, the soft pin of transfusion connects flexible pipe by transfusion catheter.
Further, the first end of the transfusion catheter connects a protective jacket.
Further, the soft pin of transfusion is made up of TPU materials, and the flexible pipe is made up of TPE material, the barrier plug It is made up with Anti-stabbing plug of elastomeric material.
Further, the flexible pipe is connected with transfusion catheter by a catheter block.
Further, the needle stand is placed in the second end of transfusion catheter.
Further, the raised distance to Anti-stabbing plug end be more than the groove to importing needle end part away from From.
Compared with prior art, there is following technique effect in the present invention:
1st, a kind of Novel anti-stab of present invention offer hinders precision filter infusion set, using the transfusion with flexible TPU materials Soft pin is infused, it is to avoid soft pricking wound blood vessel of being infused in infusion process, and soft pin of infusing does not contain plasticizer, more pacify Entirely.Soft pin of infusing also prevent nurse and hurt the phenomenon of oneself in operation, equally have practicality to medical worker.
2nd, for the long-term patient for needing to infuse, precise filtering device can substantially reduce intravascular accumulative medicine Particulate.
Brief description of the drawings
Fig. 1 is structural perspective of the invention;
Fig. 2 is the structural perspective in transfusion needle portion;
Fig. 3 is Fig. 2 partial enlarged drawing;
Fig. 4 is the schematic diagram of the Anti-stabbing plug of the present invention;
Fig. 5 is stuck in the schematic diagram in Anti-stabbing plug after being pulled out for the implanting needle of the present invention;
Fig. 6 is Fig. 5 partial enlarged drawing.
Wherein:1st, transfusion needle portion, 101, protective jacket, 102, implanting needle, 1021, groove, 103, soft pin of infusing, 104, transfusion Conduit, 1041, transfusing chamber, 105, barrier plug, 106, Anti-stabbing plug, 1061, raised, 107, needle stand, 108, catheter block, 2, first Locking is pressed from both sides, and 3, resistance bacterium portion, 4, flow regulator, 5, precision liquid medicine filter, 6, automatic exhaust part, 7, dropping funnel, the 8, second locking Folder, 9, exhaust modeling pin portion.
Embodiment
Below in conjunction with accompanying drawing, lift a specific embodiment and described in detail.
As shown in Figure 1-Figure 3, a kind of Novel anti-stab hinders precision filter infusion set, including the transfusion being sequentially arranged on a flexible pipe Pin portion 1, the first locking folder 2, resistance bacterium portion 3, flow regulator 4, precision liquid medicine filter 5, automatic exhaust part 6, dropping funnel 7, second Locking folder 8 and exhaust modeling pin portion 9.Transfusion needle portion 1 includes infuse soft pin 103, implanting needle 102, protective jacket 101, transfusion catheter 104th, barrier plug 105, Anti-stabbing plug 106 and needle stand 107.Soft pin 103 of infusing is made of TPU materials, does not contain plasticizer, It is that country advocates the medical material used.Soft pin 103 of infusing is socketed on implanting needle 102, and the one end for soft pin 103 of infusing is riveted on On the first end of transfusion catheter 104, and pass through transfusion catheter 104 and soft pipe connection.Infuse soft pin 103 outside be provided with one Individual protective jacket 101, the end of protective jacket 101 is socketed in the first end of transfusion catheter 104, uses preceding 101 pairs of transfusions of protective jacket Soft pin 103 has fungi-proofing effect, is gently pulled out during transfusion.Implanting needle 102 is made of stainless steel material, for puncturing blood Manage and the soft pin 103 that will infuse is imported in blood vessel.The groove 1021 concaved into is provided with implanting needle 102.Implanting needle 102 is passed through Transfusion catheter 104, barrier plug 105 and Anti-stabbing plug 106 are worn, and is fixed on needle stand 107.Transfusion is formed on transfusion catheter 104 Chamber 1041, the soft pin 103 of the connection of transfusing chamber 1041 transfusion and flexible pipe, transfusing chamber 1041 pass through a catheter block with flexible pipe junction 108 are connected, with convenient for assembly with dismounting transfusion catheter 104 and flexible pipe.Transfusing chamber 1041 is close to barrier plug 105, and barrier is filled in 105 have guiding and iris action, prevent decoction or blood from flowing to the external world, it is ensured that decoction enters transfusion catheter 104 from flexible pipe Transfusing chamber 1041 after exported by soft pin 103 of infusing, and the blood back produced during contact pin due to pressure by barrier plug 105 keep off Firmly without leaking outside.The center of barrier plug 105 is provided with the first passage of implanting needle 102, has guide effect to implanting needle 102.Resistance Stopper 105 is close to Anti-stabbing plug 106, the second channel for being centrally formed implanting needle 102 of Anti-stabbing plug 106, is set on second channel There is the projection 1061 matched with the groove 1021, for blocking implanting needle 102, prevent implanting needle 102 from rocking and stabbing medical care Personnel, the distance of projection 1061 to the end of Anti-stabbing plug 106 is more than the distance that the groove 1021 arrives the end of implanting needle 102, from And realize and extract after implanting needle 102, the syringe needle of implanting needle 102 is placed in Anti-stabbing plug 106, i.e., inside second channel.Barrier plug 105 and Anti-stabbing plug 106 be made by elastomeric material, and be interference fitted respectively with transfusion catheter 104, realize sealing.Needle stand 107 The second end of transfusion catheter 104 is placed on, is easy to extract implanting needle 102 out.
It is upper shell, lower house and mistake with upper shell cooperation that precision liquid medicine filter 5, which has in the barrel-shaped of one side opening, Filter membrane is constituted.Upper shell and lower house are interference fitted at opening, filter membrane be arranged on upper shell and lower house formation it is hollow In space, and affixed from top to bottom three layer filtration film, for filtering liquid medicine.The transfusion with soft pipe connection is formed on upper shell The transfusion with soft pipe connection is formed on entrance, lower house to export.During transfusion, decoction enters from the transfusion entrance on upper shell, warp Filter to export from the transfusion on lower house after membrane filtration and flow out.Steam vent is provided with upper shell, for will be mingled with decoction Gas is emitted.Accurate filter is more suitable for the crowd lower for the resistance such as severe, postoperative patient and neonate, because pure Net decoction is extremely important for this kind of crowd.For the angle of decoction, the particle number in Chinese medicine preparation is more, common Filter easily produces decoction absorption and influences filter effect, thus less stable, the precision liquid medicine filtering that the application is related to Device 5 solves the problem by using the form of multistage filtering, so as to further ensure that the drug safety of patient.
In infusion process, the first locking folder 2 and the second locking press from both sides the 8 pairs of control actions of transfusion with open and close, are closing Under state, the first locking folder 2 and the second locking press from both sides the 8 hydraulic pressure 15s for being able to persistently bear 20KPa.
Resistance bacterium portion 3 is connected using public screwed union with flexible pipe, and is socketed with resistance bacterium plug in the outer ring of junction, for hindering Only outside bacterium is entered in decoction by public screwed union.
Automatic exhaust part 6 is arranged at the upper end of precision liquid medicine filter 5, for discharging the gas in decoction, protects as far as possible The decoction that card enters in precision liquid medicine filter 5 does not contain gas.
Exhaust modeling pin portion 9 includes puncture outfit and the plastic handle and air cleaner that are connected respectively with puncture outfit, plastics hand The other end connection flexible pipe of handle, need to only be punctured when using can once complete out liquid and exhaust, be easy to clinical transfusion bag and transfusion Bottle is used.
In use, the puncture portion for being vented modeling pin portion 9 is inserted into infusion bottle or infusion bag, flow regulator 4 is placed on most Big position, makes dropping funnel 7 vertical, removes protective jacket 101, and keep infusion bottle or the liquid level of infusion bag to have 1m with transfusion needle portion 1 Pressure, without hand extrude dropping funnel 7, decoction is freely arranged down.With visual observation, the bubble produced in discharge opeing process is entering accurate It has been discharged before liquid medicine filter 5, it is the troublesome operation that vent strip is come to alleviate nursing staff.After decoction dredging, it will flow The regulation of adjuster 4 is measured to minimum, is then introduced into the insertion patient vessel of pin 102, soft pin 103 of infusing enters with implanting needle 102 Enter blood vessel, then slowly extracted implanting needle 102 by needle stand 107, until the projection 1061 on Anti-stabbing plug 106 is caught in importing In groove 1021 on pin 102.The flow velocity of decoction is adjusted to suitable state by adjustment flow regulator 4 again.
In the present invention, soft pin 103 of infusing is made up of TPU materials, and with certain flexibility, flexible pipe uses TPE material, TPU Plasticizer is not contained with TPE material, more healthy and environmentally friendly, flexible speciality determines soft pin 103 of being infused in infusion process Blood vessel will not be hurt.
Disclosed above is only the specific embodiment of the application, but the application is not limited to this, any this area Technical staff can think change, should all fall in the protection domain of the application.

Claims (8)

1. a kind of Novel anti-stab hinders precision filter infusion set, it is characterised in that including be sequentially arranged on a flexible pipe transfusion needle portion, First locking folder, resistance bacterium portion, flow regulator, precision liquid medicine filter, automatic exhaust part, dropping funnel, the second locking folder and row Gas modeling pin portion,
The transfusion needle portion includes with the transfusion catheter of soft pipe connection, through transfusion catheter and the importing that is fixed on a needle stand Pin, it is socketed on implanting needle and the soft pin of transfusion of first end that end is fixed on transfusion catheter and in transfusion catheter Barrier plug and Anti-stabbing plug, the soft pin connection transfusion catheter of the transfusion,
The precision liquid medicine filter includes what is be provided with the upper shell of steam vent, lower house and formed located at upper shell and lower house Form defeated with soft pipe connection on filter membrane in hollow space, upper shell and the lower house interference fit, the upper shell The transfusion with soft pipe connection is formed on liquid entrance, the lower house to export.
2. Novel anti-stab as claimed in claim 1 hinders precision filter infusion set, it is characterised in that the barrier plug and Anti-stabbing It is respectively equipped with beyond the Great Wall on the first passage and second channel coordinated with implanting needle, the second channel and forms raised, it is described to import Pin is provided with the groove matched with the projection.
3. Novel anti-stab as claimed in claim 1 hinders precision filter infusion set, it is characterised in that the soft pin of transfusion passes through defeated Fluid catheter connects flexible pipe.
4. Novel anti-stab as claimed in claim 1 hinders precision filter infusion set, it is characterised in that the first of the transfusion catheter End connects a protective jacket.
5. Novel anti-stab as claimed in claim 1 hinders precision filter infusion set, it is characterised in that the soft pin of transfusion is by TPU Material is made, and the flexible pipe is made up of TPE material, and the barrier plug and Anti-stabbing plug are made up of elastomeric material.
6. Novel anti-stab as claimed in claim 1 hinders precision filter infusion set, it is characterised in that the flexible pipe and transfusion catheter Connected by a catheter block.
7. Novel anti-stab as claimed in claim 1 hinders precision filter infusion set, it is characterised in that the needle stand is placed in transfusion and led The second end of pipe.
8. Novel anti-stab as claimed in claim 2 hinders precision filter infusion set, it is characterised in that described raised to Anti-stabbing plug The distance of end is more than the groove to the distance for importing needle end part.
CN201710351752.6A 2017-05-18 2017-05-18 A kind of Novel anti-stab hinders precision filter infusion set Pending CN107088241A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710351752.6A CN107088241A (en) 2017-05-18 2017-05-18 A kind of Novel anti-stab hinders precision filter infusion set

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Application Number Priority Date Filing Date Title
CN201710351752.6A CN107088241A (en) 2017-05-18 2017-05-18 A kind of Novel anti-stab hinders precision filter infusion set

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CN107088241A true CN107088241A (en) 2017-08-25

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110075382A (en) * 2019-05-29 2019-08-02 浙江伏尔特医疗器械股份有限公司 A kind of multi-functional non-PVC material infusion apparatus

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101954135A (en) * 2010-09-27 2011-01-26 江西洪达医疗器械集团有限公司 Automatic exhaust blood-return-resistant infusion apparatus
CN102836479A (en) * 2012-09-13 2012-12-26 苏州林华医疗器械有限公司 Security-type venous indwelling needle
CN202822354U (en) * 2012-01-08 2013-03-27 河南曙光健士医疗器械集团股份有限公司 Disposable transfusion apparatus with automatic exhaust
CN203710481U (en) * 2014-01-14 2014-07-16 镇江康利医疗器械有限公司 Accurate infusion apparatus capable of automatically venting air and retaining pharmaceutical liquid
CN105944178A (en) * 2016-06-22 2016-09-21 南京鑫博维新材料技术有限公司 Auto-disposal auto-exhaustion anti-reflux needleless infusion set
CN207532605U (en) * 2017-05-18 2018-06-26 盛林 A kind of Novel anti-stab hinders precision filter infusion set

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101954135A (en) * 2010-09-27 2011-01-26 江西洪达医疗器械集团有限公司 Automatic exhaust blood-return-resistant infusion apparatus
CN202822354U (en) * 2012-01-08 2013-03-27 河南曙光健士医疗器械集团股份有限公司 Disposable transfusion apparatus with automatic exhaust
CN102836479A (en) * 2012-09-13 2012-12-26 苏州林华医疗器械有限公司 Security-type venous indwelling needle
CN203710481U (en) * 2014-01-14 2014-07-16 镇江康利医疗器械有限公司 Accurate infusion apparatus capable of automatically venting air and retaining pharmaceutical liquid
CN105944178A (en) * 2016-06-22 2016-09-21 南京鑫博维新材料技术有限公司 Auto-disposal auto-exhaustion anti-reflux needleless infusion set
CN207532605U (en) * 2017-05-18 2018-06-26 盛林 A kind of Novel anti-stab hinders precision filter infusion set

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110075382A (en) * 2019-05-29 2019-08-02 浙江伏尔特医疗器械股份有限公司 A kind of multi-functional non-PVC material infusion apparatus
CN110075382B (en) * 2019-05-29 2024-04-19 浙江伏尔特医疗器械股份有限公司 Multifunctional non-PVC material transfusion system

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Application publication date: 20170825

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