CN106236368B - A kind of hand cooling device - Google Patents
A kind of hand cooling device Download PDFInfo
- Publication number
- CN106236368B CN106236368B CN201610785660.4A CN201610785660A CN106236368B CN 106236368 B CN106236368 B CN 106236368B CN 201610785660 A CN201610785660 A CN 201610785660A CN 106236368 B CN106236368 B CN 106236368B
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- CN
- China
- Prior art keywords
- cooling
- inner cavity
- hole
- cooling portion
- wall
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- 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.)
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F7/10—Cooling bags, e.g. ice-bags
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F2007/0001—Body part
- A61F2007/0029—Arm or parts thereof
- A61F2007/0036—Hand
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F2007/0054—Heating or cooling appliances for medical or therapeutic treatment of the human body with a closed fluid circuit, e.g. hot water
- A61F2007/0056—Heating or cooling appliances for medical or therapeutic treatment of the human body with a closed fluid circuit, e.g. hot water for cooling
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F2007/0095—Heating or cooling appliances for medical or therapeutic treatment of the human body with a temperature indicator
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F7/10—Cooling bags, e.g. ice-bags
- A61F2007/108—Cold packs, i.e. devices to be cooled or frozen in refrigerator or freezing compartment
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermotherapy And Cooling Therapy Devices (AREA)
Abstract
The present invention relates to a kind of hand cooling devices, belong to body temperature lowering equipment technical field, including ontology and the pumping driving portion and sealing that are connected to ontology, the ontology ecto-entad successively includes outer wall and inner wall, the inner wall surrounds inner cavity, the sealing is connect with inner cavity by first through hole, for being sealed to user's wrist, the pumping driving portion is connect with inner cavity by the second through-hole, air for aspiration lumen is to reduce air pressure, cooling portion is equipped in the inner cavity, palm grip for user cools down, the present invention passes through ontology, it is evacuated the mating reaction of driving portion and sealing, reduce the temperature of user's hand or even whole body, structure is simple, it is easy to carry, low energy consumption, cooling rate is fast.
Description
Technical field
The invention belongs to body temperature lowering equipment technical fields, relate in particular to a kind of hand cooling device.
Background technique
People, since the muscle long period acutely shrinks, generates big calorimetric in strenuous exercise and progress sports tournament, although
Adjusting by nervous system strengthens radiation processes, but radiation processes still lag behind exothermal process, and therefore, body temperature is bright therewith
It is aobvious to increase.During human-body radiating, blood flow is accelerated, cutaneous vasodilation, and the blood volume for being assigned to skin increases, and largely secretes sweat,
Until movement continues to certain time after stopping.In addition, body temperature elevated-levels and exercise intensity, run duration, movement environment and
The factors such as physical fitness are related.The sportsman of marathon, bicycle race is carried out, body temperature can rise to 40 DEG C or so, sportsman
When carrying out more violent movement, muscular temperature up to 41 DEG C, the heat that muscle generates can account for the 50% of entire body quantity of heat production with
On.
MPK enzyme in muscle can generate chemical energy, increase the amount of exercise of human body, and MPK enzyme is extremely sensitive to temperature,
As body temperature increases, the activity of MPK enzyme is reduced, and when body temperature is increased to 40 DEG C, basic loss of activity, human body are difficult MPK enzyme
It is further added by amount of exercise.Cool down currently, the mankind generally use the facilities such as air-conditioning, fan, such facility volume is big, energy consumption is high and
Be not easy to mobile and carry, therefore, research and develop it is a kind of it is easy to carry, low energy consumption and can fast cooling to restore the cooling of physical efficiency rapidly
The technical issues of device is a urgent need to resolve.
Summary of the invention
For various deficiencies of the prior art, to solve the above-mentioned problems, it is proposed that one kind is easy to carry, low energy consumption, drop
Warm speed is fast, the simple hand cooling device of structure.
To achieve the above object, the invention provides the following technical scheme:
A kind of hand cooling device, including ontology and the pumping driving portion and sealing that are connected to ontology, the ontology by
It outside to inside successively include outer wall and inner wall, the inner wall surrounds inner cavity；
The sealing is connect with inner cavity by first through hole, for being sealed to user's wrist；
The pumping driving portion is connect with inner cavity by the second through-hole, and the air for aspiration lumen is to reduce air pressure；
Cooling portion is equipped in the inner cavity, the palm grip for user cools down.
Further, the cooling portion includes the first cooling portion in the inner cavity and around the of the setting of the first cooling portion
Two cooling portions, first cooling portion are used for the palm grip of user, and second cooling portion is used to coat the palm of user
Back.
Further, main cooling chamber, first drop of inside setting in first cooling portion are constituted between the outer wall and inner wall
Warm chamber, inside setting the second cooling chamber in second cooling portion, the main cooling chamber, the first cooling chamber and the second cooling are intracavitary
Filled with temperature-reducing medium, and the three is connected to, and is provided with inlet at the outer wall, and inlet is connected to main cooling chamber.
Further, first cooling portion is set as cylinder or frustum cone structure, and the longitudinal section in first cooling portion is wave
Wave-like.
Further, the spacing in first cooling portion and the second cooling portion is 2-4cm, and second cooling portion is set as arc
Shape structure, radian are 40-60 °.
Further, the cooling portion is set as being placed in the mutually independent ice bag in inner cavity, the ice bag by first through hole
It is taken out in inner cavity or from inner cavity.
Further, the sealing includes the first elastic component and the second elastic component being oppositely arranged, the first elastic component and
The space be connected with first through hole is formed between two elastic components, and described the two is disposed as double-layer structure.
Further, the pumping driving portion includes the vacuum pump and power supply module connecting with the second through-hole, and described second is logical
One-way exhaust valve is provided at hole.
Further, the pumping driving portion is set as the manual suction pump connecting with the second through-hole, sets on manual suction pump
It is equipped with fixed outer ring, second through hole is provided with one-way exhaust valve.
Further, it is provided with insulating layer and impervious barrier at the outer wall, is provided with end cap on the ontology, ontology is located at the
One through hole is equipped with the groove for accommodating end cap, and the end cap is embedded in groove.
The beneficial effects of the present invention are:
1, main cooling chamber for the hand of user provides low temperature environment in the present invention, and the first cooling portion and ice bag are for making
The palm of user cools down, and the second cooling portion is used to carry on the back cooling to the palm of user, and the present invention first drops the hand of user
Temperature recycles blood circulation, realizes total body hypothermia, and cooling rate is fast, meanwhile, wrist is sealed by sealing, is passed through
The air pressure being evacuated at driving portion reduction inner cavity promotes the arteriovenous anastomosis blood vessel of user's hand to be drawn at palm or palm back,
Help to improve cooling effect.
2, the configuration of the present invention is simple, it is easy to carry, be evacuated in addition driving portion can be operated manually, electric operating or same
When take into account manually and electric operating, low energy consumption, practical.
3, the present invention in the first cooling portion longitudinal section be it is wavy, convenient for user hold, avoid occur rubber sleeve phenomenon,
Meanwhile helping to increase the contact area in the first cooling portion and the user's palm, accelerate cooling.
4, the present invention temperature change intracavitary by the main cooling of temperature inductor real-time monitoring, when temperature is higher than temperature sense
When the set temperature of device, alarm device is sounded an alarm, and user is prompted to refill temperature-reducing medium or directly carry out to whole device
Freezing processing, it is easy to operate.
Detailed description of the invention
Fig. 1 is the side structure schematic diagram of one embodiment of the present invention；
Fig. 2 is the overlooking structure diagram of Fig. 1；
Fig. 3 is the side structure schematic diagram of another embodiment of the invention.
In attached drawing: 1- outer wall, 101- first through hole, the second through-hole of 102-, the main cooling chamber of 2-, 3- inner wall, the inner cavity 4-, 5-
One cooling portion, the cooling of 501- first chamber, the second cooling of 6- portion, the cooling of 601- second chamber, the first elastic component of 7-, the second elasticity of 8-
The fixed outer ring part, 9- vacuum pump, 10- power supply module, 11- manual suction pump, 12-, 13- one-way exhaust valve, 14- ice bag, 15- note
Entrance, 16- temperature inductor, 17- impervious barrier, 18- insulating layer, 19- barometer, 20- end cap, 21- groove.
Specific embodiment
It is right below with reference to attached drawing of the invention in order to make those skilled in the art more fully understand technical solution of the present invention
Technical solution of the present invention carries out clear, complete description, and based on the embodiment in the application, those of ordinary skill in the art exist
Other similar embodiments obtained under the premise of creative work are not made, shall fall within the protection scope of the present application.
Embodiment one:
As shown in Figs. 1-2, a kind of hand cooling device, including ontology, pumping driving portion, sealing, temperature induction part and
Air pressure reacting part, ontology ecto-entad successively include outer wall 1, main cooling chamber 2, inner wall 3, inner cavity 4, are equipped with drop in the inner cavity 4
Warm portion, the palm grip for user cool down, and are filled with temperature-reducing medium (not shown) in the main cooling chamber 2,
Low temperature environment is provided for the hand of user, the temperature induction part includes the temperature inductor 16 being connected and alarm device (figure
In be not shown), the temperature inductor 16 is located at main cooling chamber 2, pass through 16 pairs of temperature inductor it is main cooling chamber 2 in temperature
Variation carries out real-time monitoring, and when temperature reaches the set temperature of temperature inductor 16, alarm device is sounded an alarm, and prompts user
Temperature-reducing medium is refilled into main cooling chamber 2 through inlet 15 or freezing processing directly is carried out to whole device, it is easy to operate,
The air pressure reacting part includes the barometer 19 being connected and alarm device (not shown), and the barometer 19 is located at inner cavity 4
Place, is monitored the air pressure at inner cavity 4, and when air pressure reaches the setting value of barometer 19, alarm device is sounded an alarm, and prompts to take out
Gas driving portion stops working.
The cooling portion includes the first cooling portion 5 and the second cooling portion 6 in inner cavity 4, and first cooling portion 5 is
Cylindrical structure, longitudinal section be it is wavy, convenient for user hand hold, avoid occur rubber sleeve phenomenon, in some other reality
It applies in example, the first cooling portion 5 may be frustum cone structure or other are conducive to the structure held, and second cooling portion 6 is arc
Structure, and its radian is 40-60 °, is in palm back curve phase when clenching fist state with human hands preferably 50 ° in the present embodiment
Symbol coats the palm back of user, and compactness is high, and when user cools down to hand, palm connects with the first cooling portion 5
Touching promotes palm back the second cooling of face portion 6, and 5 He of the first cooling portion since the second cooling portion 6 is arranged around the first cooling portion 5
The spacing in the second cooling portion 6 is 2-4cm, not only passes through gap between the two for palm and provides enough spaces, but also guarantees palm back
To the greatest extent close to the second cooling portion 6, meanwhile, inside setting the first cooling chamber 501 in the first cooling portion 5, second drop
Inside setting the second cooling chamber 601 in warm portion 6, and the first cooling cooling chamber 601 of chamber 501, second is connected to formation with main cooling chamber 2
Circulation loop, temperature-reducing medium are equally filled in the first cooling portion 5 and the second cooling portion 6, and the palm and palm back to user are same
Shi Jinhang cooling, recycles blood circulation, realizes total body hypothermia, and cooling rate is fast.
The temperature-reducing medium is cooling water, and in some other embodiment, temperature-reducing medium may be ice cube, and material is easy
, at low cost, in addition, being provided with impervious barrier 17 and insulating layer 18 at the outer wall 1, the insulating layer 18 can be protected for polyurethane
It is set as honeycomb inside warm layer or insulating layer 18, in some other embodiment, the first cooling cooling chamber of chamber 501, second
601 can be mutually indepedent with main cooling chamber 2, and respectively corresponds inlet.
Be additionally provided with first through hole 101 and the second through-hole 102 on the ontology, sealing by first through hole 101 with it is interior
Chamber 4 connects, and is sealed to user's wrist, the sealing includes the first elastic component 7 and the second elastic component being oppositely arranged
8, the space be connected with first through hole 101 is formed between the first elastic component 7 and the second elastic component 8, and described the two is disposed as
Double-layer structure, in the present embodiment, the first elastic component 7 and the second elastic component 8 are disposed as sheet rubber.User protrudes into hand interior
After chamber 4, the first elastic component 7 and the second elastic component 8 carry out automatic attaching locking to user's wrist under natural resiliency effect.
The pumping driving portion includes the vacuum pump 9 and power supply module 10 connecting with the second through-hole 102, second through-hole
One-way exhaust valve 13 is provided at 102, after hand is protruded into inner cavity 4 by user, the vacuum pump 9 and power supply module 10 work,
Air one-way exhaust valve 13 at inner cavity 4 is discharged, and gradually decreases the air pressure at inner cavity 4, the arteriovenous of user's hand is promoted to kiss
It closes blood vessel to be drawn at palm or palm back, improves cooling effect, the power supply module 10 can store electricity, can also directly connect
Power supply is connect, it is practical.
End cap 20 is provided on the ontology, ontology is located at the groove being equipped at first through hole 101 for accommodating end cap 20
21, the end cap 20 is embedded in groove 21, carries out insulation to cooling portion.
Embodiment two:
As Figure 2-3, the part that the present embodiment is the same as example 1 repeats no more, unlike:
The cooling portion is set as and the mutually independent ice bag 14 in inner cavity 4, after hand is protruded into inner cavity 4 by user, palm
It holds ice bag 14 to cool down, the ice bag 14 is placed in inner cavity 4 or is taken out from inner cavity 4, ice bag 14 by first through hole 101
It can be taken off individually freezing, it is efficient and convenient, it is sealed 24 hours in addition, ice bag can also be placed directly in inner cavity 4, is suitble to field
Or long working.The pumping driving portion is set as the manual suction pump 11 connecting with the second through-hole 102, manual suction pump
It is provided with fixed outer ring 12 on 11, for user's another palm grip to operate manual suction pump 11, reduces at inner cavity 4
Air pressure.
The above has been described in detail, described above, is only a preferred embodiment of the present invention, when cannot
It limit the scope of implementation of the present invention, i.e., it is all according to the made equivalent changes and modifications of the application range, it should still belong to covering scope of the present invention
It is interior.
Claims (6)
1. a kind of hand cooling device, which is characterized in that including ontology and the pumping driving portion and sealing that are connected to ontology, institute
Stating ontology ecto-entad successively includes outer wall and inner wall, and the inner wall surrounds inner cavity；
The sealing is connect with inner cavity by first through hole, for being sealed to user's wrist；
The pumping driving portion is connect with inner cavity by the second through-hole, and the air for aspiration lumen is to reduce air pressure；
Cooling portion is equipped in the inner cavity, the palm grip for user cools down, and the cooling portion includes being set to inner cavity
In the first cooling portion and around the first cooling portion setting the second cooling portion, first cooling portion be used for user hand
Grasp is held, and second cooling portion is used to coat the palm back of user, and main cooling chamber is constituted between the outer wall and inner wall, described
Inside setting the first cooling chamber in the first cooling portion, inside setting the second cooling chamber in second cooling portion, the main cooling
Chamber, the first cooling chamber and the second cooling are intracavitary filled with temperature-reducing medium, and the three is connected to, and is provided with injection at the outer wall
Mouthful, and inlet is connected to main cooling chamber, first cooling portion is set as cylinder or frustum cone structure, first cooling portion
Longitudinal section be it is wavy, the spacing in first cooling portion and the second cooling portion is 2-4cm, and second cooling portion is set as arc
Shape structure, radian are 40-60 °.
2. a kind of hand cooling device according to claim 1, it is characterised in that: the cooling portion is set as and inner cavity phase
Mutual independent ice bag, the ice bag are placed in inner cavity by first through hole or are taken out from inner cavity.
3. a kind of hand cooling device according to claim 1, it is characterised in that: the sealing includes being oppositely arranged
First elastic component and the second elastic component form the space be connected with first through hole between the first elastic component and the second elastic component, and
It is both described to be disposed as double-layer structure.
4. a kind of hand cooling device according to claim 1, it is characterised in that: the pumping driving portion includes and second
The vacuum pump and power supply module of through-hole connection, second through hole is provided with one-way exhaust valve.
5. a kind of hand cooling device according to claim 1, it is characterised in that: the pumping driving portion is set as and second
The manual suction pump of through-hole connection, is provided with fixed outer ring on manual suction pump, second through hole is provided with one-way exhaust
Valve.
6. a kind of hand cooling device according to claim 1, it is characterised in that: be provided with insulating layer at the outer wall and prevent
Infiltration layer, end cap is provided on the ontology, and ontology is located at the groove being equipped at first through hole for accommodating end cap, the end cap edge
In groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610785660.4A CN106236368B (en) | 2016-08-31 | 2016-08-31 | A kind of hand cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610785660.4A CN106236368B (en) | 2016-08-31 | 2016-08-31 | A kind of hand cooling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106236368A CN106236368A (en) | 2016-12-21 |
| CN106236368B true CN106236368B (en) | 2019-05-10 |
Family
ID=58079657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610785660.4A Active CN106236368B (en) | 2016-08-31 | 2016-08-31 | A kind of hand cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106236368B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2715723Y (en) * | 2004-07-03 | 2005-08-10 | 邓新泉 | Human temperature quick dropping device |
| GB2514594A (en) * | 2013-05-30 | 2014-12-03 | Susan Grant | Medical device |
| WO2015128987A1 (en) * | 2014-02-27 | 2015-09-03 | 三菱電機株式会社 | Hand dryer device |
| JP5785317B1 (en) * | 2014-12-08 | 2015-09-30 | 和子 西岡 | Hand cooler |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102462577A (en) * | 2010-11-16 | 2012-05-23 | 海安县华发有色金属材料厂 | Hand warming bag |
| CN102973353A (en) * | 2012-12-04 | 2013-03-20 | 海泰纺织（苏州）有限公司 | Hot-water bag |
| US20150313301A1 (en) * | 2014-05-01 | 2015-11-05 | Robert Shineman | Long-Acting Combination Lap, Body and Dual Hand Warmer |
| CN105853170A (en) * | 2016-04-25 | 2016-08-17 | 梁静群 | Human microcirculation regulator |
-
2016
- 2016-08-31 CN CN201610785660.4A patent/CN106236368B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2715723Y (en) * | 2004-07-03 | 2005-08-10 | 邓新泉 | Human temperature quick dropping device |
| GB2514594A (en) * | 2013-05-30 | 2014-12-03 | Susan Grant | Medical device |
| WO2015128987A1 (en) * | 2014-02-27 | 2015-09-03 | 三菱電機株式会社 | Hand dryer device |
| JP5785317B1 (en) * | 2014-12-08 | 2015-09-30 | 和子 西岡 | Hand cooler |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106236368A (en) | 2016-12-21 |
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Address after: 437600 Six Science and Austria Industrial Park in Tongshan County, Xianning City, Hubei Province Applicant after: Hubei Meibang Medical Supplies Co., Ltd. Address before: 437600 Six Science and Austria Industrial Park in Tongshan County, Xianning City, Hubei Province Applicant before: Hubei MEIBANG Medical Products Co. Ltd. |
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