CN206261829U - A kind of sterile dispensing system - Google Patents
A kind of sterile dispensing system Download PDFInfo
- Publication number
- CN206261829U CN206261829U CN201620452663.1U CN201620452663U CN206261829U CN 206261829 U CN206261829 U CN 206261829U CN 201620452663 U CN201620452663 U CN 201620452663U CN 206261829 U CN206261829 U CN 206261829U
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- China
- Prior art keywords
- prescription
- push rod
- dispensing system
- sterile
- support ring
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- 230000005622 photoelectricity Effects 0.000 claims description 11
- 238000013519 translation Methods 0.000 claims description 9
- 241000894006 Bacteria Species 0.000 claims description 4
- 239000003814 drug Substances 0.000 claims description 4
- 230000033001 locomotion Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 229940079593 drug Drugs 0.000 claims 1
- 230000007257 malfunction Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000002906 medical waste Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000003708 ampul Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005213 imbibition Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a kind of sterile dispensing system, and it is used to realize the automated dispensing under germ-free condition, including：One molten prescription unit；One sterile unit, it is used to constructing a gnotobasis, and the sterile unit is made up a prescription push rod and a loop bar including one, and the push rod that makes up a prescription is in the loop bar；One actuation part, it is used to drive the push rod that makes up a prescription to advance or retreat；The push rod that makes up a prescription is detachable connection with the actuation part；It is to be tightly connected with the sterile unit that the molten prescription is first.Dispensing operation is carried out using the sterile dispensing system, medical worker can be freed from the work of making up a prescription that labour intensity is big, the consuming time is long, increase operating efficiency, reduced labor intensity；Compared to the situation that traditional artificial dispensing operation easily malfunctions, automate making up a prescription using the sterile dispensing system can greatly reduce because of the faulty operation that artificial operation occurs, and then avoid the generation of malpractice.
Description
Technical field
The utility model is related to dispensation apparatus field, and in particular to a kind of sterile dispensing system.
Background technology
At present, clinical transfusion the most frequently used mode of making up a prescription still manually is made up a prescription, and nurse needs by hand will with syringe
Liquid, pulvis in ampoule bottle etc. are mixed with other liquids, then mixed liquor is injected into infusion bottle or in patient body.At this
During one, the imbibition of nurse's continuous operation dispensation apparatus, fluid injection, labour intensity are big, and efficiency is low, artificial operation easily error.And
Due to long-time exposure in atmosphere, cause dispensation apparatus makes up a prescription push rod during dispensing operation to traditional dispensation apparatus,
Easily it is contaminated, if bacterium is brought into dispensation apparatus, it is easy to cause the pollution of medicine；On the other hand, required when making up a prescription
Nurse's hand can not contact the push rod that makes up a prescription of dispensation apparatus, and operation difficulty is big, makes mistakes unavoidably, increased the contaminated wind of medicine
Danger.
Therefore design that a kind of to be difficult the dispensing system that contaminated, germ-free condition uses be particularly necessary.
In view of drawbacks described above, it is new that the utility model creator obtains this practicality finally by prolonged research and practice
Type.
Utility model content
To solve above-mentioned technological deficiency, the technical solution adopted in the utility model is, there is provided a kind of sterile dispensing system,
It is used to realize the automated dispensing under germ-free condition, including：
One molten prescription unit；
One sterile unit, it is used to constructing a gnotobasis, and the sterile unit is made up a prescription push rod and a loop bar, institute including one
The push rod that makes up a prescription is stated to be located in the loop bar；
One actuation part, it is used to drive the push rod that makes up a prescription to advance or retreat；The push rod that makes up a prescription is with the actuation part
Detachable connection；
It is to be tightly connected with the sterile unit that the molten prescription is first.
Preferably, the molten prescription unit includes a plug；The sterile dispensing system also screws portion including one, and it is used to control
The push rod that made up a prescription described in system is screwed with the plug.
Preferably, the actuation part includes：One push-rod electric machine, a thrust rod gear and a rotation support ring；
The thrust rod gear is connected with the push-rod electric machine, and the rotation support ring outside has tooth-shape structure, described
Tooth-shape structure outside rotation support ring is meshed with the tooth of the thrust rod gear, and interior spiral shell is provided with inside the rotation support ring
Line.
Preferably, the actuation part also includes an external screw thread push rod, the external screw thread push rod is placed in the rotation support ring
Inside, the rotation of the rotation support ring will drive the external screw thread push rod translation in the axial direction.
Preferably, the portion of screwing includes a head electric rotating machine, a gear train, a support ring and the push rod that makes up a prescription；
The head electric rotating machine drives the gear train to rotate；The push rod that made up a prescription described in the gear set drive turns around axle
It is dynamic；The support ring is used to supporting described making up a prescription push rod and to be oriented to the push rod that makes up a prescription.
Preferably, the portion of screwing also includes a closed slide, the actuation part drive described in screw portion along described parallel
Guide rail synchronous slide.
Preferably, the sterile dispensing system also includes one stroke control unit, it is used to controlling the actuation part and described
Screw the action in portion；
The Stroke Control portion includes at least one photoelectrical position sensor, and one can follow the portion of screwing to transport
Dynamic photoelectricity catch.
Preferably, the syringe barrel and the plug are the single use part that can be dismantled.
Preferably, the sterile dispensing system also includes a status indicator lamp, it is used to show the sterile dispensing system
Working condition.
The beneficial effects of the utility model are compared with the prior art：1st, the behaviour that makes up a prescription is carried out using the sterile dispensing system
Make, medical worker can be freed from the work of making up a prescription that labour intensity is big, the consuming time is long, increase operating efficiency, subtract
Light work intensity；2nd, situation about easily being malfunctioned compared to traditional artificial dispensing operation, is carried out certainly using the sterile dispensing system
Dynamicization is made up a prescription can be greatly reduced because of the faulty operation that artificial operation occurs, and then avoid the generation of malpractice；3rd, will make up a prescription dress
The push rod that makes up a prescription put is placed in aseptic structure, it is possible to decrease the contaminated risk of medicine, it is ensured that dispensing system is in germ-free condition, keeps away
Exempt from the doping of different agents；4th, will make up a prescription push rod and plug split design, can save the waste degree of disposable unit, make every time
Only need to replace syringe barrel and plug after, and without replacing the push rod that makes up a prescription every time, and then medical waste is reduced, protection ring
Border.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme in each embodiment of the utility model, institute in being described to embodiment below
The accompanying drawing for needing to use is briefly described.
Fig. 1 is the schematic diagram one of the utility model sterile dispensing system；
Fig. 2 is the schematic diagram two of the utility model sterile dispensing system；
Fig. 3 is the schematic diagram three of the utility model sterile dispensing system；
Fig. 4 is the schematic diagram four of the utility model sterile dispensing system.
Specific embodiment
Below in conjunction with accompanying drawing, technical characteristic and advantage above-mentioned to the utility model and other is described in more detail.
As shown in figure 1, it is the schematic diagram of sterile dispensing system of the present utility model.
The sterile dispensing system, it is used to realize the automated dispensing under germ-free condition, including：
One molten prescription unit；
One sterile unit, it is used to constructing a gnotobasis, and the sterile unit is made up a prescription push rod and a loop bar, institute including one
The push rod that makes up a prescription is stated to be located in the loop bar；
One actuation part, it is used to drive the push rod that makes up a prescription to advance or retreat；The push rod that makes up a prescription is with the actuation part
Detachable connection；
It is to be tightly connected with the sterile unit that the molten prescription is first.
The sterile unit is made up a prescription push rod and a loop bar including one, and the push rod that makes up a prescription is in the loop bar；The nothing
Bacterium unit can be disposable unit, to avoid bacterium from entering the molten prescription unit, described in being connected with the molten prescription unit
Make up a prescription and a set of bar is set outside push rod, so that the push rod that makes up a prescription is in gnotobasis；The push rod that makes up a prescription is in the loop bar
Portion is fixed by fixture, and the fixed form of the fixture can be fixed or spiral is fixed for two ends.
Wherein, make up a prescription push rod as leading portion push rod 41.
The molten prescription unit includes a syringe barrel 1 and a plug 2, and the molten prescription unit has a cavity, the cavity by
Space between the syringe barrel 1 and the plug 2 is formed, and the cavity size can be with the syringe barrel 1 and the glue
The relative position of plug 2 changes and changes.
The actuation part includes：One push-rod electric machine 31, the rotation external screw thread push rod of support ring 33 and of a thrust rod gear 32,
34；
The push-rod electric machine 31 is used to provide power for the actuation part, can be step as the push-rod electric machine 31 of actuating unit
Enter formula linear electric motors, permanent-magnet linear motor and other any form of linear electric motors；The thrust rod gear 32 and the push rod
Motor 31 is connected, and the thrust rod gear 32 is used to for the power that the push-rod electric machine 31 is provided to pass to subsequent cell；It is described
The outside of rotation support ring 33 has tooth-shape structure, tooth-shape structure and the thrust rod gear 32 outside the rotation support ring 33
Tooth is meshed, and internal thread is provided with inside the rotation support ring 33, and the rotation support ring 33 is fixed by external structure so that institute
Stating rotation support ring 33 only being capable of the pivoting under the drive of the thrust rod gear 32, it is impossible to enough carry out the flat of all directions
Dynamic, the external screw thread push rod 34 is placed in inside the rotation support ring 33, and the external screw thread of the external screw thread push rod 34 with it is described
The internal thread for rotating support ring 33 is engaged；
The push-rod electric machine 31 rotates, and drives the connected thrust rod gear 32 to rotate, the thrust rod gear 32
Rotarily drive the rotation support ring 33 for being further driven to be meshed therewith to rotate, because the rotation support ring 33 only can
The pivoting under the drive of the thrust rod gear 32, it is impossible to enough carry out the translation of all directions, the rotation support ring 33
Rotation will drive the translation in the axial direction of external screw thread push rod 34.
The joint portion includes：One gear train, a head electric rotating machine 44, a closed slide 45 and a support ring 46；
The gear train includes a first gear 42, a second gear 43；
Described joint portion is driven by the external screw thread push rod 34, the end of external screw thread push rod 34 and the first gear
42 sides are connected, and the first gear 42 does translational motion, and described first in the axial direction with the external screw thread push rod 34
Gear 42 is to be flexibly connected with the external screw thread push rod 34, i.e. the first gear 42 can relatively described 34 turns of external screw thread push rod
It is dynamic；The opposite side of the first gear 42 is connected with described one end of leading portion push rod 41, and the first gear 42 drives the leading portion
The translation of push rod 41 and rotate coaxially, the other end of leading portion push rod 41 is provided with internal thread, and the tail end of the plug 2 is provided with and institute
State the corresponding male connection 21 of internal thread on leading portion push rod 41；The support ring is provided with outside the leading portion push rod 41
46, the support ring 46 is used to support the leading portion push rod 41 and be oriented to the leading portion push rod 41；
The head electric rotating machine 44 is used to provide rotary torsion so that the leading portion push rod to the leading portion push rod 41
41 mutually screw with the male connection 21 on the plug 2, the head electric rotating machine 44 and the phase of the second gear 43
Connection, the second gear 43 is meshed with the first gear 42；The head electric rotating machine 44 can be along the closed slide
45 slide, and when 41 translation in the axial direction of leading portion push rod, the head electric rotating machine 44 is same along the closed slide 45
Step is slided；
When translation in the axial direction under drive of the external screw thread push rod 34 in the rotation support ring 33, the outer spiral shell
Line push rod 34 drives the leading portion push rod 41 to move, meanwhile, the actuation part drives the head electric rotating machine 44 along described flat
Row guide rail 45 and the synchronous slide of leading portion push rod 41；During original state, the leading portion push rod 41 is in the syringe barrel 1
Remote location, now, the leading portion push rod 41 is not extended into inside the syringe barrel 1, and the plug 2 is located at the syringe barrel
1 foremost, and under the drive of the external screw thread push rod 34, the leading portion push rod 41 is gradually stretched into inside the syringe barrel 1,
When the leading portion push rod 41 is in contact with the male connection 21 on the plug 2, the head electric rotating machine 44 is opened
It is dynamic, and then drive the second gear 43 to rotate, the second gear 43 rotates the first gear for driving and being meshed therewith
42 rotate, and the first gear 42 drives the leading portion push rod 41 to rotate, and the leading portion push rod 41 advances while around axle rotation
Turn, so as to the internal thread of the leading portion push rod 41 and the male connection 21 mutually be screwed, now the leading portion push rod 41 with
The plug 2 is combined；
Then, the push-rod electric machine 31 is rotated backward, so that the push-rod electric machine 31 drives the thrust rod gear 32
Rotate backward, the rotation support ring 33 being meshed with the thrust rod gear 32 is rotated backward, and then pushes away the external screw thread
In the case where the internal thread of the rotation support ring 33 drives, translation in opposite direction, the external screw thread push rod 34 drives described bar 34
Along reverse translation, the first gear 42 drives the leading portion push rod 41 away from the syringe barrel 1 to first gear 42
Direction is moved, and the leading portion push rod 41 drives the plug 2 in conjunction to be transported away from the direction of the syringe barrel 1
It is dynamic, and then aspiration procedure is completed by the anterior syringe needle for setting of the syringe barrel 1；The syringe barrel 1 can connect a syringe needle.
Embodiment one
Different from sterile dispensing system described above, the present embodiment is different from part and is, the leading portion push rod 41
One end is provided with external screw thread, and the tail end of the plug 2 is provided with the internal thread corresponding with the external screw thread on the leading portion push rod 41
Joint；Advanced by the leading portion push rod 41 while be pivoted, by the external screw thread of the leading portion push rod 41 and the glue
The female adapter of plug 2 is mutually screwed, so that the leading portion push rod 41 is combined with the plug 2.
Embodiment two
Different from sterile dispensing system described above, the present embodiment is different from part and is, the sterile dispensing system
Multiple photoelectrical position sensors, and a photoelectricity catch 6 that can be moved with the joint portion are additionally provided with system, are passed through
The photoelectrical position sensor and the cooperation of the photoelectricity catch 6, are capable of achieving the break-make of circuit so as to control the push-rod electric machine
31 and the head electric rotating machine 44 rotate；As shown in figure 1, when the photoelectricity catch 6 is felt with the first photoelectrical position sensor 51
At once, the leading portion push rod 41 is in the distal-most position apart from the syringe barrel 1, and the leading portion push rod 41 does not extend into described
Inside syringe barrel 1, now, the plug 2 is located at the syringe barrel 1 foremost；With reference to shown in Fig. 2, the leading portion is pushed away
Bar 41 is stretched into inside the syringe barrel 1 under the drive of the actuation part, gradually, when the photoelectricity of the photoelectricity catch 6 and the 3rd
When position sensor 53 senses, the leading portion push rod 41 is in contact with the tail end of male connection 21 set on the plug 2, this
Shi Suoshu heads electric rotating machine 44 starts, and then drives the leading portion push rod 41 to rotate；With reference to shown in Fig. 3, the push-rod electric machine
31 continue to press on the leading portion push rod 41 advances, while the head electric rotating machine 44 drives the leading portion push rod 41 to rotate, institute
State leading portion push rod 41 to advance while be pivoted, by the internal thread of the external screw thread of the leading portion push rod 41 and the plug 2
Joint is mutually screwed, so that the leading portion push rod 41 is combined with the plug 2, when the photopotential of the photoelectricity catch 6 and the 4th
When putting the sensing of sensor 54, the leading portion push rod 41 screws fixation with the male connection 21, now the leading portion push rod 41
Reach the foremost position of stroke；With reference to shown in Fig. 4, when the photoelectricity catch 6 and the 4th photoelectrical position sensor 54 sense, institute
State push-rod electric machine 31 to start to rotate backward, the head electric rotating machine 44 stops operating, the push-rod electric machine 31 drive it is described before
Section push rod 41 and the plug 2 are moved backward, described when 6 and second photoelectrical position sensor of photoelectricity catch 52 senses
Plug 2 is driven the distal-most position of its movement travel, and now, the liquid that makes up a prescription is inhaled into inside the syringe barrel 1.
Embodiment three
Different from sterile dispensing system described above, the present embodiment is different from part and is, the leading portion push rod 41
It is placed in an aseptic structure, the syringe barrel 1 is to be tightly connected with the joint portion, so that the leading portion push rod 41 is pushed
Gnotobasis is in during the syringe barrel 1.
Example IV
Different from sterile dispensing system described above, the present embodiment is different from part and is, the sterile dispensing system
System is also included：Portable handle, it is used to facilitate healthcare givers to grip and operate；
Governor circuit, it is used to receive the letter that transmission comes when the photoelectricity catch 6 senses with the photoelectrical position sensor
Number, and control the start and stop of the head electric rotating machine 44 and the push-rod electric machine 31；
Status indicator lamp, its working condition for being used to show the sterile dispensing system, reminding medical personnel are carried out rationally
Operation.
Embodiment five
Different from sterile dispensing system described above, the present embodiment is different from part and is, in actually used process
In, in order to ensure that dispensing system is in germ-free condition, it is to avoid the doping of different agents, the syringe barrel 1 and the plug 2 are equal
Dismountable single use part is may be designed as, the push rod that makes up a prescription equally may be designed as dismountable single use portion
Part；
In the form of the leading portion push rod 41 is mutually screwed with the plug 2, can be easy by the sterile dispensing system
Contaminated part is fabricated to Bullet structure, as described syringe barrel 1 and the plug 2；Being difficult contaminated part is carried out
It is used for multiple times, as described leading portion push rod 41；The part that other are not contacted with liquid carries out long-term use, periodically sterilization.And by institute
State leading portion push rod 41 to be designed with the split of the plug 2, the waste degree of disposable unit can be saved, only need to replace after each use
The syringe barrel 1 and the plug 2, and without replacing the leading portion push rod 41 every time, and then medical waste is reduced, protection
Environment.
Embodiment six
Different from above-described embodiment five, the present embodiment is different from part and is, the push rod that makes up a prescription is for non-dismountable portion
Part；The push rod that makes up a prescription is fixedly connected with the actuation part, the loop bar and the actuation part of setting outside the push rod that makes up a prescription
It is tightly connected, it is ensured that the sterile unit moment is in gnotobasis.
Preferred embodiment of the present utility model is the foregoing is only, is merely illustrative for the utility model, and
It is nonrestrictive.Those skilled in the art understanding, can be to it in the spirit and scope that the utility model claim is limited
Many changes are carried out, is changed, in addition it is equivalent, but fall within protection domain of the present utility model.
Claims (10)
1. a kind of sterile dispensing system, it is used to realize the automated dispensing under germ-free condition, it is characterised in that including：
One molten prescription unit；
One sterile unit, it is used to constructing a gnotobasis, and the sterile unit is made up a prescription push rod and a loop bar including one, described to match somebody with somebody
Medicine push rod is located in the loop bar；
One actuation part, it is used to drive the push rod that makes up a prescription to advance or retreat；The push rod that makes up a prescription is removable with the actuation part
Unload formula connection；
It is to be tightly connected with the sterile unit that the molten prescription is first.
2. sterile dispensing system as claimed in claim 1, it is characterised in that the molten prescription unit includes a plug；The nothing
Bacterium dispensing system also screws portion including one, and it is used to control the push rod that makes up a prescription to be screwed with the plug.
3. sterile dispensing system as claimed in claim 2, it is characterised in that the actuation part includes：One push-rod electric machine, one push away
Bar gear and a rotation support ring；
The thrust rod gear is connected with the push-rod electric machine, and the rotation support ring outside has tooth-shape structure, the rotation
Tooth-shape structure outside support ring is meshed with the tooth of the thrust rod gear, and internal thread is provided with inside the rotation support ring.
4. sterile dispensing system as claimed in claim 3, it is characterised in that the actuation part also includes an external screw thread push rod,
The external screw thread push rod is placed in inside the rotation support ring, and the rotation of the rotation support ring will drive the external screw thread to push away
Bar translation in the axial direction.
5. the sterile dispensing system as described in claim 2 or 4, it is characterised in that the portion of screwing includes a head electric rotating
Machine, a gear train, a support ring and the push rod that makes up a prescription；
The head electric rotating machine drives the gear train to rotate；Made up a prescription described in the gear set drive push rod pivoting；Institute
Support ring is stated for supporting described making up a prescription push rod and to be oriented to the push rod that makes up a prescription.
6. sterile dispensing system as claimed in claim 5, it is characterised in that the portion of screwing also includes a closed slide, institute
State and screw portion along the closed slide synchronous slide described in actuation part drive.
7. sterile dispensing system as claimed in claim 6, it is characterised in that the sterile dispensing system also includes that a line is program control
Portion processed, it is used to control the actuation part and the action for screwing portion；
The Stroke Control portion includes at least one photoelectrical position sensor, and one can follow the portion's of screwing motion
Photoelectricity catch.
8. the sterile dispensing system as described in claim 2-4 is any, it is characterised in that the molten prescription unit also includes syringe cylinder
Body, the syringe barrel and the plug are the single use part that can be dismantled.
9. the sterile dispensing system as described in claim 1-4 is any, it is characterised in that the sterile dispensing system also includes
Status indicator lamp, its working condition for being used to show the sterile dispensing system.
10. sterile dispensing system as claimed in claim 1, it is characterised in that push rod and the actuation part of making up a prescription is for can
It is detachably connected with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620452663.1U CN206261829U (en) | 2016-05-18 | 2016-05-18 | A kind of sterile dispensing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620452663.1U CN206261829U (en) | 2016-05-18 | 2016-05-18 | A kind of sterile dispensing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206261829U true CN206261829U (en) | 2017-06-20 |
Family
ID=59035575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620452663.1U Active CN206261829U (en) | 2016-05-18 | 2016-05-18 | A kind of sterile dispensing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206261829U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105943382A (en) * | 2016-05-18 | 2016-09-21 | 张巍 | Sterile dispensing system |
-
2016
- 2016-05-18 CN CN201620452663.1U patent/CN206261829U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105943382A (en) * | 2016-05-18 | 2016-09-21 | 张巍 | Sterile dispensing system |
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Effective date of registration: 20220901 Address after: No. 1, 3rd Floor, Unit 4, Building 24, Fenghua Community, Xiangfang District, Harbin City, Heilongjiang Province, 150040 (Residential) Patentee after: Harbin Biyan Technology Co.,Ltd. Address before: Harbin Churun Medical Equipment Co., Ltd., No. 27, Bohai 3rd Road, Haping Road Concentration Zone, Economic Development Zone, Harbin City, Heilongjiang Province, 150069 Patentee before: Zhang Wei |
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Effective date of registration: 20240220 Address after: Room 201-2, Building C, Tianshan Science and Technology Park, No. 319 Xiangjiang Road, Shijiazhuang High tech Zone, Shijiazhuang City, Hebei Province, 050000 Patentee after: Hebei Yijia Medical Equipment Co.,Ltd. Country or region after: China Address before: No. 1, 3rd Floor, Unit 4, Building 24, Fenghua Community, Xiangfang District, Harbin City, Heilongjiang Province, 150040 (Residential) Patentee before: Harbin Biyan Technology Co.,Ltd. Country or region before: China |
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