CN204485070U - A kind of electric pulse stimulation test lead and electric pulse stimulation test set - Google Patents
A kind of electric pulse stimulation test lead and electric pulse stimulation test set Download PDFInfo
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- CN204485070U CN204485070U CN201520086523.2U CN201520086523U CN204485070U CN 204485070 U CN204485070 U CN 204485070U CN 201520086523 U CN201520086523 U CN 201520086523U CN 204485070 U CN204485070 U CN 204485070U
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- 238000012360 testing method Methods 0.000 title claims abstract description 83
- 230000000638 stimulation Effects 0.000 title claims abstract description 49
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- 238000000576 coating method Methods 0.000 claims abstract description 17
- 239000002861 polymer material Substances 0.000 claims abstract description 12
- 239000012212 insulator Substances 0.000 claims description 50
- 230000007704 transition Effects 0.000 claims description 33
- 239000000463 material Substances 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 8
- 238000000338 in vitro Methods 0.000 claims description 6
- 229920002379 silicone rubber Polymers 0.000 claims description 6
- 239000004945 silicone rubber Substances 0.000 claims description 6
- 229910000521 B alloy Inorganic materials 0.000 claims description 3
- 239000004677 Nylon Substances 0.000 claims description 3
- 239000004642 Polyimide Substances 0.000 claims description 3
- 125000001153 fluoro group Chemical group F* 0.000 claims description 3
- 229920002521 macromolecule Polymers 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 229920001721 polyimide Polymers 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 229920000260 silastic Polymers 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 238000009413 insulation Methods 0.000 abstract description 7
- 230000001681 protective effect Effects 0.000 abstract description 7
- 230000000717 retained effect Effects 0.000 abstract description 2
- 230000004936 stimulating effect Effects 0.000 description 22
- 239000000560 biocompatible material Substances 0.000 description 6
- 238000002513 implantation Methods 0.000 description 6
- 239000007943 implant Substances 0.000 description 5
- 210000004556 brain Anatomy 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000003902 lesion Effects 0.000 description 4
- 208000024891 symptom Diseases 0.000 description 3
- 238000002560 therapeutic procedure Methods 0.000 description 3
- 210000005036 nerve Anatomy 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
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- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920000840 ethylene tetrafluoroethylene copolymer Polymers 0.000 description 1
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- 230000007774 longterm Effects 0.000 description 1
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- 230000007383 nerve stimulation Effects 0.000 description 1
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- Electrotherapy Devices (AREA)
Abstract
This utility model relates to a kind of electric pulse stimulation test lead, and it comprises: one first adapter, one second adapter, and the connection wire of this first adapter of multiple connection and the second adapter; Each connection wire comprises the insulating polymer material coating with biocompatibility that an electric wire and with biocompatibility is arranged at this electric wire outer surface; Wherein, the insulating polymer material coating of the plurality of connection wire is exposed, thus after making in the plurality of connection wire implantable bioartificial body, the insulating polymer material coating of this connection wire can directly contact with organism.This utility model also relates to a kind of electric pulse stimulation test set adopting above-mentioned test lead.Owing to not accommodating the insulation protective jacket of the plurality of connection wire, when described test lead extends to organism outside from organism inside, less wound can be retained at organism surface.
Description
Technical field
This utility model belongs to mini-medical instrument field, particularly a kind of medical implanted electric pulse stimulation test lead used and the electric pulse stimulation test set adopting this test lead.
Background technology
Implantation medical equipment kind is a lot, as cardiac pacemaker, defibrillator, lesions located in deep brain device, spinal stimulator, vagus nerve stimulator, the intestines and stomach stimulator, muscle stimulator, peripheral nerve stimulation device or other similar stimulators.The general occlusion body of implantation medical equipment is implanted into device and outer control device, exchanges information between the two by bidirectional wireless communication.When implantation medical equipment uses, this is implanted into the boost pulse that device sends characteristic frequency, carries out long-time stimulus to specific target spot, thus improves the symptom of patient.
See Fig. 1, for implanted lesions located in deep brain device 10, stimulating electrode 12(normally to be comprised by operation or is not comprised extension lead 13 by the using method of current implantation medical equipment), pulse generator 11 is all implanted in human body.Treat a few time-of-week of postoperative recovery, then open pulse generator 11, and control pulse generator 11 and stimulating electrode 12 in this body by vitro program controlled instrument 14 and stimulate, observe and assessment effect of stimulation.But some patients exist symptom improve not obvious or without improve situation, now need take out implant.In fact for observation and assessment effect of stimulation, long-term implant the pulse generator 11 that uses and extension lead 13 not necessarily, and the operation technique implanted needed for two assemblies causes larger physical impairment to patient.Therefore, for this some patients, current procedure pattern has two drawbacks, and one is the waste of apparatus, and two is excessive uses of operation.
In order to avoid above-mentioned drawback, electric pulse stimulation test set can be adopted first to observe patient and assess.Such as, be first only implanted into stimulating electrode at patient body, then this stimulating electrode be electrically connected with a test lead.This test lead extends to organism outside from organism inside, and is connected to an external testing stimulus device.Tested by this electric pulse stimulation test set, and observe and assess to determine whether this patient is applicable to electrical stimulating therapy.But existing electric pulse stimulation test lead generally includes one first adapter, one second adapter, the insulation protective jacket of this first adapter of connection and the second adapter, and multiple collecting is arranged at the connection wire of this insulation protective jacket inside.Because this insulation protective jacket has larger external diameter, therefore, when described test lead extends to organism outside from organism inside, larger wound can be retained at organism surface.
Utility model content
In view of this, necessaryly provide a kind of and can not retain larger wound electric pulse stimulation test lead and electric pulse stimulation test set at organism surface.
A kind of electric pulse stimulation test lead, it comprises: one first adapter, one second adapter, and the connection wire of this first adapter of multiple connection and the second adapter; Each connection wire comprises the insulating polymer material coating with biocompatibility that an electric wire and with biocompatibility is arranged at this electric wire outer surface; Wherein, the insulating polymer material coating of the plurality of connection wire is exposed, thus after making in the plurality of connection wire implantable bioartificial body, the insulating polymer material coating of this connection wire can directly contact with organism.
Preferably, described multiple connection wire forms twisted wire in the mode of twisted.
Preferably, described electric wire is tinsel or B alloy wire; The material of described macromolecule material coating is one or more in polyurethane, silicone rubber, nylon, fluoro-containing plastic, Pai Lalun and polyimides.
Preferably, described first adapter is a plug, and described first adapter comprises one first insulator and multiple first metalwork, and the part of described multiple first metalwork is arranged at this first insulator inside, and part exposes; Described second adapter is a socket, and described second adapter comprises one second insulator and multiple second metalwork, and described second insulator has a socket, and described multiple second metalwork is arranged in the socket of this second insulator.
Preferably, described first metalwork is identical with the quantity of described connection wire with the quantity of the second metalwork, and by the plurality of connection wire one_to_one corresponding electrical connection; One end that every bar connects wire extends to the first insulator inside and is electrically connected with the first corresponding metalwork, and the other end extends to the second insulator inside and is electrically connected with the second corresponding metalwork.
Preferably, described first insulator has one first flexible transition parts near one end of described connection wire, and the junction of this connection wire and described first insulator seals by described first flexible transition parts; Described second insulator has one second flexible transition parts near one end of described connection wire, and the junction of this connection wire and described second insulator seals by described second flexible transition parts.
Preferably, described first flexible transition parts and the second flexible transition parts are formed by dispensing method, and the material of described first flexible transition parts and the second flexible transition parts is silicone rubber.
Preferably, described first flexible transition parts and described first insulator are formed in one structure, the structure and described second flexible transition parts and described second insulator are formed in one.
Preferably, described second insulator is silastic material, and described second metalwork is the stainless steel material of biocompatibility.
A kind of electric pulse stimulation test set, it comprises: an external testing stimulus device, a test cable be electrically connected with this testing in vitro stimulator, and a test lead, and wherein, described test lead is any one in above-mentioned electric pulse stimulation test lead.
Compared with prior art; because multiple connection wire outside of the present utility model does not arrange the insulation protective jacket of accommodating the plurality of connection wire; the part of described test lead between this first adapter and second adapter is made to have less external diameter; therefore; when described test lead extends to organism outside from organism inside; this connection wire can be made to hang out the part of organism very carefully, can wound be effectively reduced, reduce the probability infected in operation process.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing implanted lesions located in deep brain device implant into body.
The structural representation of the electric pulse stimulation test set that Fig. 2 provides for this utility model embodiment.
Fig. 3 is the module diagram of the pulse generating module of the electric pulse stimulation test set of Fig. 2.
Fig. 4 is the structural representation of the test lead of the electric pulse stimulation test set of Fig. 2.
Main element symbol description
| Implanted lesions located in deep brain device | 10 |
| Pulse generator | 11 |
| Stimulating electrode | 12 |
| Extension lead | 13 |
| Vitro program controlled instrument | 14 |
| Electric pulse stimulation test set | 20 |
| Testing in vitro stimulator | 21 |
| Pulse generating module | 210 |
| Microprocessor module | 211 |
| Power module | 212 |
| Control module | 213 |
| Test cable | 22 |
| Test lead | 23 |
| Adapter | 232, 234 |
| Insulator | 2320, 2340 |
| Metalwork | 2322, 2342 |
| Socket | 2344 |
| Flexible transition parts | 2326, 2346 |
| Connect wire | 236 |
| Stimulating electrode | 24 |
Following detailed description of the invention will further illustrate this utility model in conjunction with above-mentioned accompanying drawing.
Detailed description of the invention
Below in conjunction with the accompanying drawings and the specific embodiments, implanted electric pulse stimulation test lead this utility model provided and the electric pulse stimulation test set adopting this test lead.
Refer to Fig. 2, this utility model embodiment provides an electric pulse stimulation test set 20, and it comprises: external testing stimulus device 21, test cable 22, test lead 23 and a stimulating electrode 24.
Described stimulating electrode 24 tip has multiple contact, and after stimulating electrode 24 is implanted target position, has at least a contact to contact closely with stimulation target spot, so that suitable electricity irritation is conducted to target spot, treat the disease of neural class.Be appreciated that described stimulating electrode 24 can be one or more according to stimulation needs, corresponding position stimulated, to ensure effect of stimulation.Be appreciated that the number of described stimulating electrode 24 is not limited to one, can select as required.
During use, implanted by stimulating electrode 24, be electrically connected one end of described test lead 23 by this test cable 22 with described testing in vitro stimulator 21, the stimulating electrode 24 that the other end and implants is electrically connected.Described testing in vitro stimulator 21 produces specific electric stimulation pulse signal, and carries out stimulation regulation and control by described test cable 22, test lead 23 and stimulating electrode 24 conducting to stimulation location.If patient is applicable to electronic stimulation, then this stimulating electrode 24 implanted is without the need to taking out, and can use as the stimulating electrode of follow-up implantation medical equipment.That is, this stimulating electrode 24 is selectable unit.During owing to using in described test lead 23 meeting partial insertion organism, part is suspended on external, and therefore, the part that described test lead 23 is connected with stimulating electrode 24 adopts biocompatible materials to prepare.Preferably, described test lead 23 all adopts biocompatible materials preparation.
Refer to Fig. 3, described testing in vitro stimulator 21 comprises an external pulse generating module 210.Described pulse generating module 210 comprises microprocessor module 211, power module 212 and a control module 213.Be electrically connected between described microprocessor module 211, power module 212 and control module 213.Described microprocessor module 211 has the program editted, and can produce the electric stimulation pulse signal of different frequency, distinct pulse widths, different amplitude.Described control module 213 comprises display, input keyboard etc.The program of described microprocessor module 211 can be selected by described control module 213, regulate program parameter, thus change the electric stimulation pulse signal exported.Because this external pulse generating module 210 is without the need to implanting, it is prepared without the need to adopting biocompatible materials.
Refer to Fig. 4, described test lead 23 comprises one first adapter 232, one second adapter 234, and the connection wire 236 of this first adapter 232 of multiple connection and the second adapter 234.Described first adapter 232 and the second adapter 234 can be plug or socket.Be appreciated that described first adapter 232 and the second adapter 234 can be plug or socket.In the present embodiment, described first adapter 232 is a plug, and described second adapter 234 is a socket.
Described first adapter 232 comprises one first insulator 2320 and multiple first metalwork 2322.The part of described multiple first metalwork 2322 fixes and is arranged at this first insulator 2320 inside, and part exposes to realize being electrically connected with described test cable 22.Described second adapter 234 comprises one second insulator 2340 and multiple second metalwork 2342.Described second insulator 2340 has a socket 2344.Described multiple second metalwork 2342 is arranged in the socket 2344 of this second insulator 2340, to realize being electrically connected with described stimulating electrode 24.Described first metalwork 2322 is identical with the quantity of described connection wire 236 with the quantity of the second metalwork 2342, and by the plurality of connection wire 236 one_to_one corresponding electrical connection.When described test lead 23 uses, described first adapter 232 inserts the socket of described test cable 22 thus is electrically connected with this test cable 22, and the non-stimulated end of described stimulating electrode 24 inserts the socket 2344 of this second insulator 2340 and is electrically connected with this second metalwork 2342.Be appreciated that described first insulator 2320 and the first metalwork 2322 are placed in when using external, it is prepared without the need to adopting biocompatible materials.Described second insulator 2340 and the second metalwork 2342 are placed in body when using, and it adopts biocompatible materials to prepare.In the present embodiment, described second insulator 2340 is silastic material, can ensure its good biocompatibility on the one hand, has certain flexibility on the other hand, effectively can adapt to human body environment.Described second metalwork 2342 is the stainless steel material of the biocompatibility of Srgery grafting.
Further, described first insulator 2320 has one first flexible transition parts 2326 near one end of described connection wire 236, and described second insulator 2340 has one second flexible transition parts 2346 near one end of described connection wire 236.Described first flexible transition parts 2326 and the second flexible transition parts 2346 are taper, semielliptical shape or hemispherical.The material of described first flexible transition parts 2326 and the second flexible transition parts 2346 is silicone rubber, can ensure good biocompatibility like this, can ensure good flexibility again.Described first flexible transition parts 2326 and the second flexible transition parts 2346 can be formed in one structure with described first insulator 2320 or the second insulator 2340, also can for be formed separately by dispensing method.It is concentrated with the junction part stress of described first insulator 2320 or the second insulator 2340 that described first flexible transition parts 2326 and the second flexible transition parts 2346 can prevent this to be connected wire 236, thus improve bonding strength and fatigue resistance, ensure the use of certain hour.Be appreciated that, this can also be connected wire 236 and seal with the junction of described first insulator 2320 or the second insulator 2340 by described first flexible transition parts 2326 and the second flexible transition parts 2346, thus can prevent when described first adapter 232 or the second adapter 234 implant, biological fluid infiltrates this first insulator 2320 or the first metalwork 2322 or the second metalwork 2342 short circuit is caused in the second insulator 2340 inside.
Described connection wire 236 comprises the insulating polymer material coating with biocompatibility that an electric wire and with biocompatibility is arranged at this electric wire outer surface.Described electric wire is tinsel or B alloy wire.The material of described macromolecule material coating can be one or more in polyurethane, silicone rubber, nylon, fluoro-containing plastic (as PTFE, ETFE etc.), Pai Lalun and polyimides.Described coating can be the multiple structure formed by the monolayer of single type material or multiple material.The quantity of described connection wire 236 is not limit, and can select as required.One end that every bar connects wire 236 extends to the first insulator 2320 inside and is electrically connected with the first corresponding metalwork 2322, and the other end extends to the second insulator 2340 inside and is electrically connected with the second corresponding metalwork 2342.In the present embodiment, there are four and connect wire 236, and every bar connects the insulating coating that wire 236 comprises a steel wire and biocompatible material.
Described multiple connection wire 236 forms twisted wire in the mode of twisted, compact and isometric to ensure many connection wires 236.Like this, when test lead 23 under tension effect, each wire 236 that connects can uniform stressed, thus improves tensile strength.Be appreciated that because the connection wire 236 in the middle of test lead 23 does not totally have the insulation protective jacket of protectiveness, easily cause many to connect wire 236 length and differ, thus when making entirety receive pulling force, connect wire 236 and only have single stressed.In order to solve the situation connecting wire 236 length and differ, the mode of twisted is utilized to form twisted wire.
Further, the insulating polymer material coating of described multiple connection wire 236 is exposed, thus after making in the plurality of connection wire 236 implantable bioartificial body, the insulating polymer material coating of this connection wire 236 can directly contact with organism.Because the plurality of connection wire 236 outside does not arrange the insulation protective jacket of accommodating the plurality of connection wire 236; the part of described test lead 23 between this first adapter 232 and second adapter 234 is made to have less external diameter; therefore; when described test lead 23 extends to organism outside from organism inside; this connection wire 236 can be made to hang out the part of organism very thin; can wound be effectively reduced, reduce the probability infected in operation process.
As shown in Figure 2, when described electric pulse stimulation test set 20 uses, can according to the symptom of patient, the outer testing stimulus device 21 of control agent.Through the stimulation of short-term, test lead 23 is taken out.If the good and patient of therapeutic effect adapts to nerve electric stimulation therapy, then implantable pulse generator and extension lead.If nerve electric stimulation therapy is not suitable for patient, taken out by stimulating electrode, the wound that the implantation avoiding on the one hand pulse generator and extension lead causes patient and the misery that extensive surgical brings, another aspect reduces the medical expense of patient greatly.
In addition, those skilled in the art can also do other changes in this utility model spirit, and these changes done according to this utility model spirit all should be included in this utility model scope required for protection.
Claims (10)
1. an electric pulse stimulation test lead, it comprises: one first adapter, one second adapter, and the connection wire of this first adapter of multiple connection and the second adapter; Each connection wire comprises the insulating polymer material coating with biocompatibility that an electric wire and with biocompatibility is arranged at this electric wire outer surface; It is characterized in that, the insulating polymer material coating of the plurality of connection wire is exposed, thus after making in the plurality of connection wire implantable bioartificial body, the insulating polymer material coating of this connection wire can directly contact with organism.
2. electric pulse stimulation test lead as claimed in claim 1, it is characterized in that, described multiple connection wire forms twisted wire in the mode of twisted.
3. electric pulse stimulation test lead as claimed in claim 1, it is characterized in that, described electric wire is tinsel or B alloy wire; The material of described macromolecule material coating is one or more in polyurethane, silicone rubber, nylon, fluoro-containing plastic, Pai Lalun and polyimides.
4. electric pulse stimulation test lead as claimed in claim 1, it is characterized in that, described first adapter is a plug, described first adapter comprises one first insulator and multiple first metalwork, and the part of described multiple first metalwork is arranged at this first insulator inside, part exposes; Described second adapter is a socket, and described second adapter comprises one second insulator and multiple second metalwork, and described second insulator has a socket, and described multiple second metalwork is arranged in the socket of this second insulator.
5. electric pulse stimulation test lead as claimed in claim 4, it is characterized in that, described first metalwork is identical with the quantity of described connection wire with the quantity of the second metalwork, and by the plurality of connection wire one_to_one corresponding electrical connection; One end that every bar connects wire extends to the first insulator inside and is electrically connected with the first corresponding metalwork, and the other end extends to the second insulator inside and is electrically connected with the second corresponding metalwork.
6. electric pulse stimulation test lead as claimed in claim 5, it is characterized in that, described first insulator has one first flexible transition parts near one end of described connection wire, and the junction of this connection wire and described first insulator seals by described first flexible transition parts; Described second insulator has one second flexible transition parts near one end of described connection wire, and the junction of this connection wire and described second insulator seals by described second flexible transition parts.
7. electric pulse stimulation test lead as claimed in claim 6, it is characterized in that, described first flexible transition parts and the second flexible transition parts are formed by dispensing method, and the material of described first flexible transition parts and the second flexible transition parts is silicone rubber.
8. electric pulse stimulation test lead as claimed in claim 6, is characterized in that, described first flexible transition parts and described first insulator are formed in one structure, the structure and described second flexible transition parts and described second insulator are formed in one.
9. electric pulse stimulation test lead as claimed in claim 4, it is characterized in that, described second insulator is silastic material, and described second metalwork is the stainless steel material of biocompatibility.
10. an electric pulse stimulation test set, it comprises: an external testing stimulus device, one test cable be electrically connected with this testing in vitro stimulator, and a test lead, it is characterized in that, described test lead is any one in the electric pulse stimulation test lead as described in the claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520086523.2U CN204485070U (en) | 2015-02-06 | 2015-02-06 | A kind of electric pulse stimulation test lead and electric pulse stimulation test set |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520086523.2U CN204485070U (en) | 2015-02-06 | 2015-02-06 | A kind of electric pulse stimulation test lead and electric pulse stimulation test set |
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| CN204485070U true CN204485070U (en) | 2015-07-22 |
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| CN201520086523.2U Active CN204485070U (en) | 2015-02-06 | 2015-02-06 | A kind of electric pulse stimulation test lead and electric pulse stimulation test set |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108136188A (en) * | 2015-10-09 | 2018-06-08 | 心脏起搏器股份公司 | Connector block component |
| CN112135659A (en) * | 2018-12-13 | 2020-12-25 | 正确工学有限公司 | Stimulation device and stimulation method using same |
| WO2023029086A1 (en) * | 2021-09-01 | 2023-03-09 | 苏州景昱医疗器械有限公司 | Electrical nerve stimulation device, and connection module and connection apparatus thereof |
-
2015
- 2015-02-06 CN CN201520086523.2U patent/CN204485070U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108136188A (en) * | 2015-10-09 | 2018-06-08 | 心脏起搏器股份公司 | Connector block component |
| CN112135659A (en) * | 2018-12-13 | 2020-12-25 | 正确工学有限公司 | Stimulation device and stimulation method using same |
| CN112135659B (en) * | 2018-12-13 | 2024-05-24 | 正确工学有限公司 | Stimulation device and stimulation method using same |
| WO2023029086A1 (en) * | 2021-09-01 | 2023-03-09 | 苏州景昱医疗器械有限公司 | Electrical nerve stimulation device, and connection module and connection apparatus thereof |
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Effective date of registration: 20160926 Address after: 102200 Beijing city Changping District Nan Shao Zhen Xing Chang Road No. 1 Building 1 layer 5 Patentee after: BEIJING PINS MEDICAL Co.,Ltd. Address before: 102200 Beijing city Changping District Nan Shao Zhen Xing Chang Road No. 1 Building 1 layer 5 Patentee before: BEIJING PINS MEDICAL Co.,Ltd. Patentee before: Tsinghua University |
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Address after: 102200 5th floor, building 1, No.1, Xingchang Road, Nanshao Town, Changping District, Beijing Patentee after: Beijing Pinchi Medical Equipment Co.,Ltd. Country or region after: China Address before: 102200 5th floor, building 1, No.1, Xingchang Road, Nanshao Town, Changping District, Beijing Patentee before: BEIJING PINS MEDICAL Co.,Ltd. Country or region before: China |
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