CN104056325A - Medical locking type speed regulating structure - Google Patents

Medical locking type speed regulating structure Download PDF

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Publication number
CN104056325A
CN104056325A CN201310091999.0A CN201310091999A CN104056325A CN 104056325 A CN104056325 A CN 104056325A CN 201310091999 A CN201310091999 A CN 201310091999A CN 104056325 A CN104056325 A CN 104056325A
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CN
China
Prior art keywords
roller
teeth
rolling wheel
buckle
speed regulating
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.)
Granted
Application number
CN201310091999.0A
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Chinese (zh)
Other versions
CN104056325B (en
Inventor
张萍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Tongyi Medical Devices Co ltd
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Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201610558443.1A priority Critical patent/CN105999480A/en
Priority to CN201610558442.7A priority patent/CN106075658A/en
Priority to CN201310091999.0A priority patent/CN104056325B/en
Publication of CN104056325A publication Critical patent/CN104056325A/en
Application granted granted Critical
Publication of CN104056325B publication Critical patent/CN104056325B/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
    • A61M5/168Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
    • A61M5/16804Flow controllers
    • 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
    • A61M5/168Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
    • A61M5/16804Flow controllers
    • A61M5/16813Flow controllers by controlling the degree of opening of the flow line
    • 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
    • A61M5/168Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
    • A61M5/16877Adjusting flow; Devices for setting a flow rate
    • 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
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/02General characteristics of the apparatus characterised by a particular materials
    • A61M2205/0216Materials providing elastic properties, e.g. for facilitating deformation and avoid breaking
    • 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
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/33Controlling, regulating or measuring
    • A61M2205/3331Pressure; Flow
    • A61M2205/3334Measuring or controlling the flow rate

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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

The invention discloses a medical locking type speed regulating structure, which comprises a housing, a rolling wheel and an infusion guide tube, wherein the housing includes a bottom wall and a pair of side walls; the bottom wall is obliquely arranged; a sliding groove is formed in each of the two side walls; the two sliding grooves are opposite in position; rotating shafts extend out of the two ends of the rolling wheel and are arranged in the sliding grooves respectively; the infusion guide tube penetrates through the housing and is positioned between the bottom wall and the rolling wheel; a pressing cover is rotationally connected onto the side walls; a clamping position is arranged on the side walls; a frictional part and a buckle are arranged on the pressing cover; the frictional part is closely attached on the outer circumference of the rolling wheel; the buckle is clamped on the clamping position. According to the medical locking type speed regulating structure, the pressing cover capable of rotating on the housing is additionally arranged, the position of the pressing cover can be locked through the buckle, the frictional part is pressed on the rolling wheel when the pressing cover is closed and provides a certain frictional force through extrusion, so that the position of the rolling wheel is finally limited to a certain degree; besides, the pressing cover can be upturned when the buckle is released, at the time, the rolling wheel can be adjusted at any position.

Description

A kind of medical locking-type speed regulating structure
Technical field
The present invention relates to technical field of medical instruments, especially relate to a kind of medical locking-type speed regulating structure of lockable roller.
Background technology
The infusion flow velocity regulator that often can use in medical treatment.The actuator of the most frequently used or traditional roller adjusting form in hospital now.Because having its huge advantage for this kind of structure, as simple in structure, need only a shell and roller and just can meet instructions for use.And shell and roller directly just can create by injection mo(u)lding, so production cost is also quite cheap.Actuator and transfusion catheter are generally packaging kit and sell, transport, use, and for avoiding malpractice, transfusion catheter is generally disposable use, and also just causing actuator is also disposable use.Cheap cost makes actuator well meet this custom requirement.For another example adjustment operation is convenient, no matter for medical personnel or sufferer family members, can carry out autonomous manual adjustments.
But the structure of this traditional actuator is too simple, may make roller produce mobile and affect flow velocity because of the reason such as touch by mistake, bring discomfort to patient.The existing flow regulator overwhelming majority does not have pair roller to carry out the structure of locking position, although in some patent, there is the actuator of locking roller structure, because of complex structure, high cost, the reasons such as complex operation, cannot produce or in clinical middle use.
Summary of the invention
The present invention, for overcoming above-mentioned deficiency of the prior art, provides a kind of medical locking-type speed regulating structure of lockable roller.
The present invention is achieved through the following technical solutions above-mentioned purpose.
A kind of medical locking-type speed regulating structure, comprises housing, roller and transfusion catheter, and described housing comprises a diapire and pair of sidewalls, and wherein diapire, for being obliquely installed, is respectively equipped with a chute on two sidewalls, and two runner positions are relative; The two ends of roller are extended with respectively rotating shaft, and rotating shaft is located at respectively in chute; Transfusion catheter passes housing, and between diapire and roller; On described sidewall, be rotatably connected to gland, sidewall is provided with screens; Gland is provided with friction part and buckle, and friction part is adjacent to the excircle of roller, and buckle is stuck in screens.
This programme has increased the gland that can rotate on shell, and gland can be by the form locking self-position of buckle.When gland fastens, friction part is pressed on roller, provides certain frictional force by extruding, and the final position of pair roller to a certain extent limits.When removing after the fastening of buckle, can dig gland, now can carry out the adjustment of optional position by pair roller.
This programme is to improve on existing traditional flow regulator, although improved structure is also very simple, has but played crucial locking position-limiting action.And improve the cost that also almost do not increase simple in structure, and consider that the consumption of this kind of structure in medical treatment is huge, and major part is disposable use, so can occupy huge market by this improvement, bring huge economic benefit.In addition, through my a large amount of retrievals, do not retrieve similar structure, or similarly structure enlightenment.Therefore this programme has outstanding substantive distinguishing features and significant progressive.
As further improvement, above-mentioned buckle slides or is rotatably connected on described gland.Can also between buckle and gland, be connected flexible member, to provide buckle to be stuck in the elastic force in screens.
As further improvement, the excircle of above-mentioned roller is provided with the first teeth, to increase the frictional force between roller and transfusion catheter or roller and gland, makes the locking of roller more stable.
As further improvement, the friction part of above-mentioned gland is the tooth bar that string the second teeth form, and the second teeth engage with the first above-mentioned teeth.This structure is directly carried out pair roller by the engagement of teeth and is locked, and makes the locking of roller more firm.
As further improvement, in the chute on above-mentioned sidewall, be provided with string the 3rd teeth, the rotating shaft of above-mentioned roller both sides is provided with the 4th teeth, and the 3rd teeth engage with the 4th teeth.This kind of structure is in the time regulating roller, and roller can only roll by the engagement of teeth, and can not produce slip, so degree of regulation is more accurate.In addition, after locking roller, the upper and lower that is equivalent to roller has two pairs of gear pairs, so not only can make the locking of roller more firm, and do not need pressure to make to produce frictional force between gland and roller, while also just having avoided fastening gland, transfusion catheter generation pressure is affected the adjusting of flow velocity.
Brief description of the drawings
Fig. 1 is the perspective view of embodiment 1.
Fig. 2 is the side structure schematic diagram of embodiment 1.
Fig. 3 is the perspective view of embodiment 1 middle shell.
Fig. 4 is the perspective view of roller in embodiment 1.
Fig. 5 is the perspective view of gland in embodiment 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention will be further described.Wherein accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent.For the present embodiment is better described, in accompanying drawing, some parts or feature can be omitted to some extent, zoom in or out, and do not represent the size of actual product.In addition, for a person skilled in the art, in accompanying drawing some known features and explanation to some extent omit be understandable.
Embodiment 1:
As shown in Figure 1, for the medical locking-type speed regulating structure of one of the present embodiment, comprise housing 1, roller 2, transfusion catheter 3 and gland 4.
As shown in Figure 3, housing 1 comprises a diapire 11 and pair of sidewalls 12, and wherein diapire 11, for being obliquely installed, is respectively equipped with 13, two chute 13 positions of a chute relative on two sidewalls 12.
As shown in Figure 4, the two ends of roller 2 are extended with respectively rotating shaft 21.
As shown in Figure 2, rotating shaft 21 is located at respectively in chute 13; Transfusion catheter 3 passes housing 1, and between diapire 11 and roller 2.
The improvement of the present embodiment is: as shown in Figure 3, the side of sidewall 12 is stretched out and shipped and resell on another market 14 and bayonet lock 15, is provided with string the 3rd teeth 16 in the chute 13 on sidewall 12.As shown in Figure 4, the excircle of roller 2 is evenly provided with the first teeth 22, and the rotating shaft 21 of roller 2 both sides is provided with the 4th teeth 23.
As shown in Figure 5, gland 4 is provided with axis hole 41 and draw-in groove 42; Be positioned at the stage casing of gland 4, form tooth bar by string the second teeth 43.
Again as shown in Figure 2, the axis hole 41 of gland 4 is enclosed within shipping and reselling on another market on 14 of sidewall 12, makes the gland 4 can be around 14 rotations of shipping and reselling on another market.The draw-in groove 42 of gland 4 can be stuck on the bayonet lock 15 of sidewall 12, and gland 4 is locked.
In the present embodiment, the tooth top portion of teeth is fillet processing, so that aligning and engaging between teeth.
Gland 4 in the present embodiment is transparent plastic material, and plastics have good elastic deformation characteristic, by the strain of gland 4, uses very little power just can make draw-in groove 42 be stuck on bayonet lock 15, or departs from bayonet lock 15.Transparent gland 4 is also convenient to observe the position of roller 2.
As shown in Figure 1, the present embodiment is in the time regulating roller 2, and the 3rd teeth 16 in the 4th teeth 23 and chute 13 in rotating shaft 21 engage, and roller 2 can only roll, and can not produce slip, so degree of regulation is more accurate.As shown in Figure 2, roller 2 is adjusted to behind appropriate location, rotates gland 4, the second teeth 43 on gland 4 is engaged with the first teeth 22 of roller 2 excircles, and draw-in groove 42 is stuck on bayonet lock 15, just can be by the locking position of roller 2.Be equivalent to like this roller 2 has two pairs of gear pairs simultaneously, not only can make the locking of roller 2 more firm, and does not need pressure to make to produce frictional force between gland 4 and roller 2, while also just having avoided fastening gland 4, transfusion catheter 3 is produced pressure and affects flow velocity.
Move a little draw-in groove 42 with hands and can depart from bayonet lock 15, just can dig gland 4, now can carry out the adjustment of optional position by pair roller 2.
The present embodiment is to improve on existing traditional flow regulator, although improved structure is also very simple, has but played crucial locking position-limiting action.And improve the cost that also almost do not increase simple in structure, and consider that the consumption of this kind of structure in medical treatment is huge, and major part is disposable use, so can occupy huge market by this improvement, bring huge economic benefit.In addition, through my a large amount of retrievals, do not retrieve similar structure, or similarly structure enlightenment.Therefore the present embodiment has outstanding substantive distinguishing features and significant progressive.
In the explanation of above-described embodiment or accompanying drawing, describe the word of position relationship only for exemplary illustration, can not be interpreted as limitation of the present invention.
In addition, the above embodiments are only used to an example that more clearly illustrates that the present invention lifts, and are not the restrictions to embodiments of the present invention.It will be apparent to those skilled in the art that and can also make on the basis of the above description other multi-form variation or change.Here cannot give exhaustive to all embodiments.All any amendments of doing within the spirit and principles in the present invention, be equal to and replace or improvement etc., within all should being included in the protection domain of the claims in the present invention.

Claims (5)

1. a medical locking-type speed regulating structure, comprises housing, roller and transfusion catheter, and described housing comprises a diapire and pair of sidewalls, and wherein diapire, for being obliquely installed, is respectively equipped with a chute on two sidewalls, and two runner positions are relative; The two ends of roller are extended with respectively rotating shaft, and rotating shaft is located at respectively in chute; Transfusion catheter passes housing, and between diapire and roller; It is characterized in that, on described sidewall, be rotatably connected to gland, sidewall is provided with screens; Gland is provided with friction part and buckle, and friction part is adjacent to the excircle of roller, and buckle is stuck in screens.
2. medical locking-type speed regulating structure according to claim 1, is characterized in that, described buckle slides or is rotatably connected on described gland.
3. medical locking-type speed regulating structure according to claim 1, is characterized in that, the excircle of described roller is provided with the first teeth.
4. medical locking-type speed regulating structure according to claim 3, is characterized in that, the friction part of described gland is the tooth bar that string the second teeth form, and the second teeth engage with the first described teeth.
5. medical locking-type speed regulating structure according to claim 4, is characterized in that, is provided with string the 3rd teeth in the chute on described sidewall, and the rotating shaft of described roller both sides is provided with the 4th teeth, and the 3rd teeth engage with the 4th teeth.
CN201310091999.0A 2013-03-21 2013-03-21 A kind of medical locking-type speed regulating structure Active CN104056325B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201610558443.1A CN105999480A (en) 2013-03-21 2013-03-21 Medical locked type speed-regulating method
CN201610558442.7A CN106075658A (en) 2013-03-21 2013-03-21 Medical locking-type speed governing gland
CN201310091999.0A CN104056325B (en) 2013-03-21 2013-03-21 A kind of medical locking-type speed regulating structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310091999.0A CN104056325B (en) 2013-03-21 2013-03-21 A kind of medical locking-type speed regulating structure

Related Child Applications (2)

Application Number Title Priority Date Filing Date
CN201610558442.7A Division CN106075658A (en) 2013-03-21 2013-03-21 Medical locking-type speed governing gland
CN201610558443.1A Division CN105999480A (en) 2013-03-21 2013-03-21 Medical locked type speed-regulating method

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CN104056325A true CN104056325A (en) 2014-09-24
CN104056325B CN104056325B (en) 2016-09-14

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CN201610558443.1A Pending CN105999480A (en) 2013-03-21 2013-03-21 Medical locked type speed-regulating method
CN201610558442.7A Pending CN106075658A (en) 2013-03-21 2013-03-21 Medical locking-type speed governing gland
CN201310091999.0A Active CN104056325B (en) 2013-03-21 2013-03-21 A kind of medical locking-type speed regulating structure

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CN201610558442.7A Pending CN106075658A (en) 2013-03-21 2013-03-21 Medical locking-type speed governing gland

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104368248A (en) * 2014-11-17 2015-02-25 杭州电子科技大学 Bubble generator and using method thereof
CN104437151A (en) * 2014-11-17 2015-03-25 杭州电子科技大学 Multifunctional bubble generator and using method thereof
CN109010998A (en) * 2018-09-29 2018-12-18 江苏齐耀生物科技有限公司 A kind of disposable more bag type safety infusion apparatuses
TWI717145B (en) * 2019-12-12 2021-01-21 基督復臨安息日會醫療財團法人臺安醫院 Safety lock device for intravenous infusion
CN113456941A (en) * 2021-08-11 2021-10-01 四川大学华西医院 Infusion control system
CN114284955A (en) * 2021-12-06 2022-04-05 广东电网有限责任公司 Insulation protection device

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108355199A (en) * 2018-03-09 2018-08-03 王可悦 A kind of infusion flow adjuster that can be locked
KR102171665B1 (en) * 2020-03-17 2020-10-29 (주)메디라인액티브코리아 Flow regulator for infusion set
CN111374631A (en) * 2020-04-13 2020-07-07 中国人民解放军第四军医大学 Endoscope for prostate operation

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US4256132A (en) * 1978-12-07 1981-03-17 Gunter Richard C Safety device for clamp for medical solution administration systems
CN201524310U (en) * 2009-11-12 2010-07-14 王文刚 Transfusion flow regulator
WO2012065650A1 (en) * 2010-11-19 2012-05-24 Carefusion Corporation Roller clamp
CN202740515U (en) * 2012-06-13 2013-02-20 冀中能源峰峰集团有限公司总医院 Dripping speed adjustment-resistant sheath device for disposable infusion apparatus

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CN2905083Y (en) * 2006-05-11 2007-05-30 张润卿 Infusion flow regulator
CN201361315Y (en) * 2009-03-23 2009-12-16 刘传杰 Novel intravenous infusion adjustor
CN202802372U (en) * 2012-10-15 2013-03-20 天津中医药大学第二附属医院 Transfusion flow regulator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4256132A (en) * 1978-12-07 1981-03-17 Gunter Richard C Safety device for clamp for medical solution administration systems
CN201524310U (en) * 2009-11-12 2010-07-14 王文刚 Transfusion flow regulator
WO2012065650A1 (en) * 2010-11-19 2012-05-24 Carefusion Corporation Roller clamp
CN202740515U (en) * 2012-06-13 2013-02-20 冀中能源峰峰集团有限公司总医院 Dripping speed adjustment-resistant sheath device for disposable infusion apparatus

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104368248A (en) * 2014-11-17 2015-02-25 杭州电子科技大学 Bubble generator and using method thereof
CN104437151A (en) * 2014-11-17 2015-03-25 杭州电子科技大学 Multifunctional bubble generator and using method thereof
CN104437151B (en) * 2014-11-17 2016-05-18 杭州电子科技大学 Multi-functional bubble generator and using method thereof
CN104368248B (en) * 2014-11-17 2016-05-18 杭州电子科技大学 Bubble generator and using method thereof
CN109010998A (en) * 2018-09-29 2018-12-18 江苏齐耀生物科技有限公司 A kind of disposable more bag type safety infusion apparatuses
TWI717145B (en) * 2019-12-12 2021-01-21 基督復臨安息日會醫療財團法人臺安醫院 Safety lock device for intravenous infusion
CN113456941A (en) * 2021-08-11 2021-10-01 四川大学华西医院 Infusion control system
CN113456941B (en) * 2021-08-11 2022-07-01 四川大学华西医院 Infusion control system
CN114284955A (en) * 2021-12-06 2022-04-05 广东电网有限责任公司 Insulation protection device

Also Published As

Publication number Publication date
CN106075658A (en) 2016-11-09
CN104056325B (en) 2016-09-14
CN105999480A (en) 2016-10-12

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Inventor after: Wei Guozhen

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Effective date of registration: 20160811

Address after: 362302 Quanzhou Province, Nanan City, the United States and the United States and the town of innovation road, building innovation, building on the ground floor of the multi dimensional space two

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Address before: Panyu District City, Guangdong province 511400 Guangzhou Bridge Street Xingtai road Xingtai Street No. 3 nine two ladder 801

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Effective date of registration: 20201109

Address after: 226600 Nanmo Industrial Park, Haian County, Nantong City, Jiangsu Province

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Address before: 362302, Quanzhou, Fujian, Nanan City, Xia Mei Town, innovation road, building two, multi dimensional public space

Patentee before: NANAN ZHONGYAN TRADITIONAL CHINESE MEDICINE Co.,Ltd.

TR01 Transfer of patent right