CN210277904U - Heating system for transfusion and blood transfusion - Google Patents
Heating system for transfusion and blood transfusion Download PDFInfo
- Publication number
- CN210277904U CN210277904U CN201920565209.0U CN201920565209U CN210277904U CN 210277904 U CN210277904 U CN 210277904U CN 201920565209 U CN201920565209 U CN 201920565209U CN 210277904 U CN210277904 U CN 210277904U
- Authority
- CN
- China
- Prior art keywords
- heating
- infusion
- transfusion
- bag
- heating bag
- 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.)
- Active
Links
Images
Abstract
The utility model relates to a transfusion device technical field, concretely relates to transfusion and blood transfusion heating system, the infusion heating bag that sets up and possess the stock solution space including cavity, the front and the reverse side of infusion heating bag are provided with at least a pair of heating plate, in same pair of heating plate, two heating plates all form the isolation portion towards its protrusion between the two, close under tight state at a pair of heating plate, the isolation portion of two heating plates pastes tightly and forms circuitous direction lacuna, thereby the direction that the liquid medicine flows in the messenger infusion heating bag is changed into circuitous ground by original vertical flow and flows, make the route extension that the liquid medicine flowed through in the infusion heating bag, heating area increases, reach more even more stable heating effect of high efficiency, and then make the temperature of liquid outlet liquid reach the heating effect of settlement.
Description
Technical Field
The utility model relates to a transfusion device technical field, concretely relates to heating system for transfusion and blood transfusion.
Background
The liquid medicine is lower in cold winter or just when taking out from the fridge, if the patient needs in time to infuse, the low temperature liquid medicine can bring cold stimulation to the patient when the infusion, consequently, can bring some unnecessary troubles for medical personnel and patient, from this, need heat the liquid medicine for patient's absorption.
At present, two methods for heating liquid medicine are mainly used, the first method is to heat a medicine bag in a heating device before infusion, take the medicine bag out after heating and then carry out infusion on a patient, but the medicine bag slowly returns to the room temperature along with the lapse of time, and cold stimulation can still be caused to the patient in a cold environment. The most common other infusion heating method is to heat the infusion tube by heating equipment, and the operation mode is to wind or roll the infusion tube in the heating equipment and heat the medicament by manually adjusting the heating efficiency, but the heating mode has slow heat transfer effect and low heating efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a heating system for transfusion and blood transfusion, which can solve the problem of low heating efficiency in the past.
The purpose of the utility model is realized through the following technical scheme: the application provides a heating system for infusion and blood transfusion, which comprises an infusion heating bag which is arranged in a hollow mode and is provided with a liquid storage space, wherein a bottle stopper puncture outfit is arranged at the top end of the infusion heating bag, and an infusion heating bag bottle stopper or an outer conical joint used for being connected with an infusion apparatus is arranged at the bottom end of the infusion heating bag; the front side and the back side of the transfusion heating bag are provided with at least one pair of heating sheets, in the same pair of heating sheets, the two heating sheets are protruded towards the space between the two heating sheets to form an isolation part, and under the state that the pair of heating sheets are closed tightly, the isolation parts of the two heating sheets are tightly attached to form a circuitous and zigzag guide cavity gap; at least one bubble discharging device for discharging bubbles in the guide cavity is arranged in the transfusion heating bag, and the bubble discharging device discharges the bubbles in a one-way mode and cannot discharge liquid.
Wherein, under the state that a pair of heating plates close, the separation part of two heating plates clings to and the guide lacuna that forms is S-shaped or netted setting.
Wherein the spacer portion of each heater chip is movable relative to the heater chip itself such that the gap between the two heater chips is adjustable within the same pair of heater chips.
Wherein the infusion heating bag is a square infusion heating bag, a prismatic infusion heating bag or a trapezoidal infusion heating bag.
The air bubble discharging device comprises an air discharging pipe arranged inside the transfusion heating bag, the air discharging pipe comprises an air outlet positioned at the top end of the transfusion heating bag and an air inlet communicated with the inside of the transfusion heating bag, and the air outlet is communicated with the atmosphere.
Wherein, the heating plate is one or more of a ceramic heating plate, a silica gel plate or PTC.
Wherein, the infusion tube is provided with an infusion tube locking device.
Wherein, be equipped with at least three temperature sensor in the heating bag, three temperature sensor is used for detecting the inside upper portion of infusion bag, the inside middle part of infusion bag and the inside temperature of lower part of infusion bag respectively of heating.
Wherein, a bubble detection device is arranged at the joint of the transfusion heating bag and the transfusion tube.
Wherein, still include the heating box, the heating box includes left box body and right box body, and left box body is held for the card with right box body and is connected, and under the assembled state, infusion heating bag and heating plate all arrange the heating box in.
The utility model has the advantages that: the utility model provides a transfusion and blood transfusion heating system, both sides through heating bag at the infusion set a pair of heating plate, it is same to in the heating plate, two heating plates all form the isolated part towards its protrusion between the two, close under tight state at a pair of heating plate, the isolated part of two heating plates pastes tightly and forms circuitous tortuous direction lacuna, thereby the direction that makes the interior liquid medicine of infusion heating bag flow is changed into circuitous tortuous ground by original vertical flow and flows, make the liquid medicine prolong the route of flowing through in the infusion heating bag, heating area increases, reach more even more high-efficient more stable heating effect, and then make the temperature of liquid outlet reach the heating effect of settlement.
Drawings
The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.
Fig. 1 is a schematic structural diagram of an infusion heating bag of an infusion and blood transfusion heating system of the present invention.
Fig. 2 is a schematic structural diagram of the transfusion and blood transfusion heating system of the present invention after the front heating plate is hidden.
Fig. 3 is a schematic structural diagram of a heating plate of a heating system for transfusion and blood transfusion according to the present invention.
Fig. 4 is a cross-sectional view of the heating plate of the heating system for transfusion and blood transfusion of the present invention.
Fig. 5 is a cross-sectional view of the heating plate of the heating system for transfusion and blood transfusion of the present invention.
Fig. 6 is a schematic structural diagram of a second embodiment of the transfusion and transfusion heating system of the present invention.
Fig. 7 is a schematic structural diagram of a third embodiment of the heating system for transfusion and blood transfusion of the present invention.
Reference numerals: the infusion heating bag 1, the bottle stopper puncture outfit 2, the heating sheet 3, the left box body 41, the right box body 42, the isolation part 5, the motor 6, the liquid stop valve 7, the infusion tube 8, the guide cavity 9, the supporting structure 10, the exhaust tube 11 and the gas one-way discharging device 12.
Detailed Description
The invention will be further described with reference to the following examples.
Example 1
The utility model discloses an one of the embodiment of a transfusion and blood transfusion heating system, please see figure 1, transfusion and blood transfusion heating system includes that cavity sets up and possesses the transfusion heating bag 1 (transfusion heating bag 1 is the cut-open drawing in figure 1) of stock solution space, this kind of transfusion heating bag is the same with the structure of the medicament bag among the prior art, the shape of its transfusion heating bag can be square transfusion heating bag 1, prismatic transfusion heating bag 1 or trapezoidal transfusion heating bag 1, it can be selected according to the differentiation requirement of difference or infusion requirement, in this embodiment, exemplify with square transfusion heating bag 1 most commonly used.
In this embodiment, please refer to fig. 1, a top end portion of an infusion heating bag 1 is provided with a bottle stopper puncture device 2, the bottle stopper puncture device 2 is used for connecting with a medicine bottle or a medicine bag, and is the same as a conventional bottle stopper plug structure, and a bottom end portion of the infusion heating bag 1 is provided with an infusion heating bag 1 bottle stopper or an external cone connector for connecting with an infusion apparatus, wherein the infusion heating bag 1 bottle stopper is used for connecting with a plurality of infusion heating bags 1, so that the medicine can be heated by connecting with one or more infusion heating bags 1, the heating efficiency is improved, and the external cone connector is selected mainly for connecting with a common infusion apparatus.
In a modification, referring to fig. 2 to 3, a pair of heating sheets 3 is provided on the front and back sides of the transfusion heating bag 1, in the same pair of heating sheets 3, both heating sheets 3 protrude toward between them to form a partition 5, and in a state where the pair of heating sheets 3 are closed, the partition 5 of both heating sheets 3 is in close contact with each other to form a meandering guide cavity 9. In the present embodiment, in a state where the pair of heater strips 3 are bonded, the guide cavity 9 formed by the spacer portions 5 of the two heater strips 3 bonded closely has an S-shape, and the S-shape can maximally extend the volume of the liquid flow. Through set up a pair of heating plate 3 in the both sides at infusion heating bag 1, in same pair of heating plate 3, two heating plate 3 all form isolation part 5 towards its protrusion between the two, under the state that a pair of heating plate 3 closed tightly, isolation part 5 of two heating plate 3 pastes tightly and forms circuitous tortuous direction lacuna 9, thereby make the direction that the interior liquid medicine of infusion heating bag 1 flows change into circuitous ground from original vertical flow and flow, make the route extension that the liquid medicine flowed through in infusion heating bag 1, the heating area increases, reach more even more high-efficient more stable heating effect, thereby make the temperature of the liquid outlet liquid of infusion heating bag 1 reach the heating effect of settlement.
As an improvement, referring to fig. 3 to 6, the separation part 5 of each heating plate 3 can move relative to the heating plate 3 itself, so that the gap between the two heating plates 3 in the same pair of heating plates 3 can be adjusted, specifically, the heating plates 3 can be made of silica gel material, the separation part 5 of the heating plate 3 is configured as a resilient dome with a structure similar to that of a silica gel key used by a membrane keyboard, so that when the heating efficiency needs to be increased, the pair of heat exchange plates can be tightly closed inwards, so that the flow rate guided to the cavity gap 9 in the infusion heating bag 1 can be increased or decreased by adjusting the distance between the heating plates 3, the heating area of the liquid per unit volume can be increased or decreased, and the heating time can be shortened or prolonged, so that the heating rate can be adjusted.
In order to ensure that the transfusion and blood transfusion heating system can stably, continuously and rapidly heat the liquid medicine, the heating sheets 3 are arranged on the front surface and the back surface of the transfusion and blood transfusion heating bag, and the heating sheets 3 can move, namely the heating sheet 3 on the front surface can move relative to the heating sheet 3 on the back surface so as to reduce the distance between the two heating sheets 3. Specifically, one of the heating sheets 3 may be fixedly installed, the other heating sheet 3 is configured as a movable heating sheet 3, the movable heating sheet 3 may be moved by pressing or controlled by the motor 6, the pressing manner may be made of a resilient silicone material to form a structure similar to a button, and the pressing drives one of the heating sheets 3 to move toward the other heating sheet 3. In this embodiment, the movable mode is that the motor 6 is used for controlling and driving the heating sheet 3 to move, the motor 6 is in transmission connection with the heating sheet 3 through a gear set, specifically, the motor 6 can be connected with the heating sheet 3 through a circular gear, a helical gear and a rack as the gear set, and the motor 6 is driven to move through the motor 6. The distance between the heating sheets 3 is increased or decreased by adjusting to increase or decrease the flow of the heating pipeline in the transfusion heating bag, increase or decrease the heating area of the liquid per unit volume, shorten or prolong the heating time, thereby achieving the purpose of adjusting the heating rate.
In order to ensure that the heating system for infusion and blood transfusion can heat the liquid medicine stably, continuously and rapidly, and in order to prevent the two heating sheets 3 from excessively extruding the infusion heating bag 1 or preventing the infusion heating bag 1 from being damaged by extrusion, a supporting structure 10 is arranged inside the infusion heating bag 1, the supporting structure 10 is a limiting column in the embodiment, the limiting column is made of a material with hardness, such as hard plastic, plastic material and the like, and the supporting structure 10 with a certain height is formed and then fused on the infusion heating bag 1. When the two heating plates 3 are tightly closed and press the infusion heating bag 1 to a certain extent, the support structure 10 can support and maintain the minimum distance between the heating plates 3 so as to prevent or avoid the heating plates 3 from being attached too tightly to block and limit the smooth flow of the liquid in the guide cavity 9.
In order to reduce the occupied volume of the transfusion heating bag 1 and enable the transfusion heating bag 1 to have multi-stage heating adjustment, at least two heating sheets 3 arranged at intervals are arranged on the front side or/and the back side of the transfusion heating bag 1, so that the transfusion heating bag 1 can be stored in a folding mode to reduce the occupied volume of the transfusion heating bag, and meanwhile, one heating sheet 3 or two heating sheets 3 can be selected to be used for heating to control the heating rate of the heating sheets 3.
In order to prevent air from entering blood vessels of a patient in the infusion process, a bubble discharging device for discharging bubbles in the guide cavity 9 is arranged in the infusion heating bag 1, the bubble discharging device is one-way bubble discharging and cannot discharge liquid, wherein the bubble discharging device comprises an exhaust pipe 11 and a one-way gas discharging device 12 which are arranged in the infusion heating bag 1, please see fig. 1 and fig. 2, specifically, the one-way gas discharging device 12 can only discharge the gas in the heating pipeline to the outside in a one-way mode, the outside air cannot enter the heating bag pipeline through the one-way gas discharging device 12, and the liquid in the bag is not discharged, so that the infusion safety of the patient is guaranteed. Specifically, in this embodiment, the gas one-way exhaust device 12 is a simple automatic exhaust valve, which includes a floating ball, a valve rod and a valve flap, wherein when the infusion tube starts to infuse, the valve flap is in an open position to exhaust a large amount of gas, when the gas is exhausted, the valve is filled with liquid medicine, the floating ball rises and drives the valve flap to close, the exhaust is stopped, when the liquid medicine in the infusion tube is normally delivered, if a small amount of air is gathered in the valve to a certain degree, the water level in the valve drops, the floating ball drops, and at this time, the air is exhausted from the small hole. The exhaust pipe 11 comprises an air outlet positioned at the top end part of the transfusion heating bag 1 and an air inlet communicated with the inside of the transfusion heating bag, and the air outlet is communicated with the gas one-way discharging device 12. In the embodiment, the bubble discharging device is provided with only one, namely one exhaust tube 11, and of course, two exhaust tubes 11 may be provided to be respectively disposed at the left and right sides of the infusion heating bag 1, which may be actually manufactured according to the requirement.
In order to open and close the infusion tube 8, the infusion tube 8 is provided with an infusion tube 8 locking device, specifically, the infusion tube 8 locking device is specifically a liquid stop valve 7 for controlling the conduction of the infusion tube 8.
In order to ensure the safety of the transfusion heating system during use, the transfusion heating system further comprises a heating box, the heating box comprises a left box body 41 and a right box body 42, the left box body 41 and the right box body 42 are connected in a clamping manner, and in an assembly state, the transfusion heating bag 1 and the heating sheet 3 are both arranged in the heating box.
In this embodiment, the heating sheet 3 may be one or a combination of more than one of a ceramic heating sheet 3, a silicon sheet or a PTC, which can be selected according to actual requirements, and the electric heating sheet has a stable heating speed and a high heat transfer efficiency, and can stably and continuously heat and keep warm the infusion heating bag 1.
The infusion and blood transfusion heating system of the embodiment further comprises a controller, a temperature sensor and a bubble detection device, wherein the temperature sensor, the bubble detection device, the liquid stop valve 7 and the motor 6 are all in communication connection with the controller, three temperature sensors are arranged in the heating bag and are respectively used for detecting the temperatures of the upper part inside the infusion heating bag, the middle part inside the infusion heating bag and the lower part inside the infusion heating bag, and the bubble detection device is arranged at the joint of the infusion heating bag 1 and the infusion tube 8. The controller adjusts the heating temperature of the heating sheets 3 through temperature information fed back by the temperature detection device, and the controller adjusts the distance between the two heating sheets 3 through controlling the motor 6 or other transmission devices, so as to adjust the flow rate of the guide cavity 9 in the infusion heating bag 1; the controller detects whether the transfusion is finished or not through the bubble detection device of the transfusion tube 8, and then the controller controls the liquid stop valve 7 to close the pipeline of the transfusion tube 8. The working process is that before the infusion starts, the temperature of the liquid at the upper part in the infusion heating bag is detected by the temperature sensor detection device, the preheating time is determined and displayed, and when the heating temperature reaches the set temperature, the alarm is prompted to start the infusion or the infusion tube 8 is filled with the liquid; in the infusion process, the temperature of the middle part inside the infusion heating bag is detected by a temperature sensor detection device, the distance between the heating sheets 3 is adjusted, and meanwhile, the heating temperature of the heating sheets 3 is adjusted, so that the heating temperature of the liquid meets the set heating temperature requirement; the bubble in the water outlet infusion tube 8 is detected by the bubble sensor detection device, the infusion is close to be completed, the controller transmits a signal to the controller, the controller transmits a command to the infusion tube 8 locking device at the water outlet, the infusion tube 8 is locked, the infusion is cut off and stopped, meanwhile, an alarm sound is given, and the completion of the infusion is reported.
Example 2
Referring to fig. 6, the second embodiment of the heating system for transfusion and blood transfusion in the present application is the same as embodiment 1, and the features not explained in this embodiment are explained in embodiment 1, and will not be described again here. This example differs from example 1 in that: in this embodiment, in order to be applicable to different liquid medicine requirements, infusion heating bag 1 is prismatic infusion heating bag 1, and direction lacuna 9 is the setting of net shape, and network structure makes the route extension that the liquid medicine flowed through in infusion heating bag 1, and heating area increases, reaches more even more high-efficient more stable heating effect, and then makes the temperature of liquid outlet liquid reach the heating effect of settlement.
Example 3
Referring to fig. 7, the main technical solution of the third embodiment of the heating system for transfusion and blood transfusion in the present application is the same as that of embodiment 1, and the features not explained in this embodiment are explained in embodiment 1, and are not described again here. This example differs from example 1 in that: in this embodiment, in order to be applicable to different liquid medicine requirements, infusion heating bag 1 is trapezoidal infusion heating bag 1, and direction lacuna 9 is the setting of net shape, and isolation 5 is circular form, and network structure makes the route extension that the liquid medicine flowed through in infusion heating bag 1, and heating area increases, reaches more even more high-efficient more stable heating effect, and then makes the temperature of liquid outlet liquid reach the heating effect of settlement.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. A heating system for transfusion and blood transfusion is characterized in that: the infusion heating bag comprises an infusion heating bag which is arranged in a hollow mode and is provided with a liquid storage space, wherein a bottle stopper puncture outfit is arranged at the top end of the infusion heating bag, and an infusion heating bag bottle stopper or an outer conical joint used for being connected with an infusion apparatus is arranged at the bottom end of the infusion heating bag;
the front side and the back side of the transfusion heating bag are provided with at least one pair of heating sheets, in the same pair of heating sheets, the two heating sheets are protruded towards the space between the two heating sheets to form an isolation part, and under the state that the pair of heating sheets are closed tightly, the isolation parts of the two heating sheets are tightly attached to form a circuitous and zigzag guide cavity gap;
at least one bubble discharge device for discharging bubbles in the guide cavity is arranged in the transfusion heating bag, and the bubble discharge device discharges the bubbles in a one-way mode and cannot discharge liquid.
2. The transfusion heating system of claim 1, wherein: the separation parts of the two heating sheets are tightly attached to form a guide cavity in an S shape or a net shape.
3. The transfusion heating system of claim 1, wherein: the spacer of each heater chip is movable relative to the heater chip itself so that the gap between the two heater chips is adjustable in the same pair of heater chips.
4. The transfusion heating system of claim 1, wherein: the infusion heating bag is a square infusion heating bag, a prismatic infusion heating bag or a trapezoidal infusion heating bag.
5. The transfusion heating system of claim 1, wherein: the bubble discharge device comprises an exhaust pipe arranged inside the infusion heating bag, the exhaust pipe comprises an air outlet positioned at the top end of the infusion heating bag and an air inlet communicated with the inside of the infusion heating bag, and the air outlet is communicated with the atmosphere.
6. The transfusion heating system of claim 1, wherein: the heating sheet is one or more of ceramic heating sheet, silica gel sheet or PTC.
7. The transfusion heating system of claim 1, wherein: at least three temperature sensors are arranged in the heating bag and are respectively used for detecting the temperature of the upper part of the infusion heating bag, the middle part of the infusion heating bag and the lower part of the infusion heating bag.
8. The transfusion heating system of claim 1, wherein: still include the heating box, the heating box includes left box body and right box body, left side box body is held for the card with right box body and is connected, under the assembled state, infusion heating bag and heating plate are all arranged in the heating box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920565209.0U CN210277904U (en) | 2019-04-23 | 2019-04-23 | Heating system for transfusion and blood transfusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920565209.0U CN210277904U (en) | 2019-04-23 | 2019-04-23 | Heating system for transfusion and blood transfusion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210277904U true CN210277904U (en) | 2020-04-10 |
Family
ID=70068167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920565209.0U Active CN210277904U (en) | 2019-04-23 | 2019-04-23 | Heating system for transfusion and blood transfusion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210277904U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110025859A (en) * | 2019-04-23 | 2019-07-19 | 东莞德益生物医疗科技有限公司 | A kind of transfusion and blood transfusion heating system |
-
2019
- 2019-04-23 CN CN201920565209.0U patent/CN210277904U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110025859A (en) * | 2019-04-23 | 2019-07-19 | 东莞德益生物医疗科技有限公司 | A kind of transfusion and blood transfusion heating system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4599093A (en) | Extracorporeal blood processing system | |
| US4490331A (en) | Extracorporeal blood processing system | |
| US5245693A (en) | Parenteral fluid warmer apparatus and disposable cassette utilizing thin, flexible heat-exchange membrane | |
| CN103691018A (en) | Medical perfusion type irrigator | |
| CN210277904U (en) | Heating system for transfusion and blood transfusion | |
| CN211068490U (en) | Transfusion and blood transfusion heating system | |
| CN205411851U (en) | Blood transfusion pumping bag that can heat | |
| CN210277903U (en) | Heating sheet with adjustable distance for infusion heating bag | |
| CN210277907U (en) | Heating plate with convex part structure | |
| CN110025859A (en) | A kind of transfusion and blood transfusion heating system | |
| CN210277905U (en) | Support structure for preventing choked flow of infusion heating bag | |
| CN103777661B (en) | For the thermostatic control heating arrangement of medical charging pump | |
| CN210277906U (en) | Transfusion heating bag with gas one-way discharging device | |
| CN206391613U (en) | A kind of extraction element | |
| CN110025860A (en) | A kind of transfusion and blood transfusion heating system | |
| CN210250780U (en) | Liquid output adjusting device for infusion pump | |
| CN209933678U (en) | Electric portable transfusion device | |
| CN215023540U (en) | Flushing device | |
| CN220735903U (en) | Transfusion system | |
| CN219595465U (en) | Flow velocity control device for transfusion | |
| CN206910953U (en) | A kind of hot-water filter | |
| CN111558115A (en) | Medical large-capacity infusion semiconductor type rapid heating device | |
| CN205659223U (en) | Portable isothermal infusion set | |
| CN218961458U (en) | Improved structure of infusion support | |
| EP4125747B1 (en) | Removable liquid heat exchanging element for use in a device for temperature control treatment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 523000 Room 411, unit 2, building 3, No. 14, Gongye West Road, Songshanhu Park, Dongguan City, Guangdong Province Patentee after: Guangdong Muma Life Technology Co.,Ltd. Address before: 523000 Room 411, unit 2, building 3, No. 14, Gongye West Road, Songshanhu Park, Dongguan City, Guangdong Province Patentee before: DONGGUAN DEYI BIO-MEIDICNE TECHNOLOGY Co.,Ltd. |