CN103845804B - A kind of extension wire of resistance to bending and Implanted medical system - Google Patents
A kind of extension wire of resistance to bending and Implanted medical system Download PDFInfo
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- CN103845804B CN103845804B CN201210523564.4A CN201210523564A CN103845804B CN 103845804 B CN103845804 B CN 103845804B CN 201210523564 A CN201210523564 A CN 201210523564A CN 103845804 B CN103845804 B CN 103845804B
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- extension
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- medical system
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- 238000005452 bending Methods 0.000 title claims abstract description 26
- 230000002687 intercalation Effects 0.000 claims abstract description 25
- 238000009830 intercalation Methods 0.000 claims abstract description 25
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 15
- 239000000741 silica gel Substances 0.000 claims description 15
- 229910002027 silica gel Inorganic materials 0.000 claims description 15
- 238000003825 pressing Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 8
- 230000000747 cardiac effect Effects 0.000 claims description 5
- 239000003814 drug Substances 0.000 claims description 4
- 229940079593 drug Drugs 0.000 claims description 4
- 238000001802 infusion Methods 0.000 claims description 4
- 239000012212 insulator Substances 0.000 claims description 4
- 210000005036 nerve Anatomy 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000002513 implantation Methods 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 3
- 230000001537 neural effect Effects 0.000 description 3
- 230000000638 stimulation Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000007794 irritation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 210000003169 central nervous system Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 210000000278 spinal cord Anatomy 0.000 description 1
- 210000001186 vagus nerve Anatomy 0.000 description 1
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Abstract
The invention discloses a kind of extension wire of resistance to bending for Implanted medical system, including intercalation part, one or more extension seal wire being connected with plug electrode silk, above multiple extension seal wires and the connecting portion of multiple described plug electrode silks, it is arranged with the heat-shrinkable T bush for disperseing folding s tress.The invention also discloses a kind of Implanted medical system including this extension wire.Compared with prior art; when after implantable medical devices and extension wire implantation within a patient; owing to harder extension wire intercalation part and softer extension seal wire portion are enveloped by heat-shrinkable T bush; stretching folding force suffered by the daily routines of patient will not be applied directly on the connecting portion extending seal wire and plug electrode silk; but it is dispersed on the Handheld Division outside its surface and heat-shrinkable T bush by heat-shrinkable T bush; therefore greatly strengthen the bending endurance life of extension wire; extend the service life of extension wire; and simple in construction manufacturing process is easy, manufacturing cost is relatively low.
Description
Technical field
The present invention relates to a kind of Implanted medical system, specifically, relate to a kind of extension wire of resistance to bending for Implanted medical system and include the Implanted medical system of this extension wire.
Background technology
Implanted medical system generally includes implantable neural electrical stimulator and (includes lesions located in deep brain DBS, implanted cortex stimulates CNS, implanted spinal cord stimulation trial SCS, implanted Sacral nerve electrical stimulation SNS, implanted vagus nerve electricity irritation VNS etc.), implantable cardiac electric stimulation (being commonly called as cardiac pacemaker), implanted drug infusion system (IDDS) etc..
For implantable neural electrical stimulator, mainly include the pulse generator, electrode and the external controller that implant.Wherein, pulse generator is connected with electrode by extension wire, thus pulse produced by pulse generator is transferred to electrode, the pulse signal that pulse generator produces is carried out electricity irritation by electrode transmission to specific neuronal target, so that function of human body returns to the state of normal operation.External controller includes doctor's program controller, patient controller.
Wherein, doctor's program controller is that doctor for regulating the device of the output parameter of internal pulse generator according to patient's condition monitoring, usual doctor's program controller can be used to control multiple pulse generator, and doctor's program controller can be communicated with the pulse generator in implantation by wireless communications mode, magnetic coil or other communication modes.
According to statistics, after implantable medical devices implantation within a patient, the junction of the plug electrode silk of extension wire and extension seal wire can cause this junction seal wire bending even fracture because of patient's daily exercise.It is then desired to the endurance life of enhancing extension wire is thus extending its service life.
Extension wire of the prior art, the problems referred to above are solved mainly through the spring-guide wire set of high rigidity, at the plug electrode silk of extension wire with extend the spring-guide wire set of the sheathed high intensity in junction of seal wire, it is applied to the power of this junction and is distributed to spring-guide wire and puts thus enhancing the endurance life of extension wire.But, the processing technology relative complex of this settling mode, time cost and manufacturing cost are of a relatively high.And spring-guide wire set also there will be breakage through long-term bending spring-guide wire, cause the risk that seal wire short circuit occurs.
Summary of the invention
For the deficiencies in the prior art, the technical problem to be solved in the present invention is to provide that a kind of resistance to bending, long service life, manufacture be simple and lower-cost extension wire and include the medical system of this extension wire.
According to technical scheme provided by the present invention, a kind of extension wire of resistance to bending for Implanted medical system, including:
Intercalation part, described intercalation part includes the one or more electrode contacts for being electrically connected with implantable medical devices and the one or more electrode contacts is electrically connected one or more plug electrode silks and the insulator being coated with described plug electrode silk；
One or more extension seal wires, described extension seal wire is connected with described plug electrode silk；
It is arranged with the sleeve pipe for disperseing folding s tress above the plurality of extension seal wire and the connecting portion of multiple described plug electrode silks, one end of described sleeve pipe covers the described intercalation part of part, the other end of described sleeve pipe covers the described extension seal wire of part, and the hardness of described intercalation part is more than the hardness of described extension seal wire.
Preferably, described sleeve pipe is heat-shrinkable T bush.
Preferably, described extension seal wire is continuous print coil spring seal wire.
Preferably, the one end of the one or more plug electrode silk is arranged on inside the endoporus of corresponding spring-guide wire, and is arranged with, on the joint portion of each plug electrode silk and spring-guide wire, pipe of colding pressing.
Preferably, the one or more extends seal wire and is arranged in the silica gel tube having for holding one or more extension seal wire, and the tail end of intercalation part described in Guan Bingyu of colding pressing described in the one end parcel covering of described silica gel tube is connected.
Preferably, described heat-shrinkable T bush is set on the joint portion of the tail end of described intercalation part and the one end of silica gel tube.
Preferably, the making material of described heat-shrinkable T bush is FEP.
Preferably, the making material of pipe of colding pressing described in is rustless steel.
Preferably, the tail end of described intercalation part being provided with the boss for locking heat-shrinkable T bush, described heat-shrinkable T bush is coated on described boss.
Preferably, it is coated with, outside described heat-shrinkable T bush, the Handheld Division being easy to hold.
Preferably, the making material of described Handheld Division is silica gel.
Present invention also offers a kind of Implanted medical system, including implantable medical devices, electrode and outer control device, also including the extension wire of resistance to bending as above, described extension wire is connected with described implantable medical devices and electrode and is transferred to electrode for the signal of telecommunication produced by implantable medical devices.
Preferably, described implantable medical devices includes embedded nerve stimulator, Implanted cardiac pacemaker, Implantable Cardioverter Defibrillator or implanted infusion of drug device, and described outer control device includes patient controller, doctor's program control instrument.
Compared with prior art the invention have the advantage that owing to the present invention is arranged with the heat-shrinkable T bush for disperseing folding s tress above the connecting portion extending seal wire and plug electrode silk, when after implantable medical devices and extension wire implantation within a patient, owing to harder extension wire intercalation part and softer extension seal wire portion are enveloped by heat-shrinkable T bush, stretching folding force suffered by the daily routines of patient will not be applied directly on the connecting portion extending seal wire and plug electrode silk, but it is dispersed on the Handheld Division outside its surface and heat-shrinkable T bush by heat-shrinkable T bush, therefore greatly strengthen the bending endurance life of extension wire, extend the service life of extension wire, and simple in construction manufacturing process is easy, manufacturing cost is relatively low.
Accompanying drawing explanation
Accompanying drawing 1 is the plug electrode silk of extension wire and extends seal wire attachment structure schematic diagram；
What accompanying drawing 2 was accompanying drawing 1 extends the structural representation adding silica gel tube on seal wire；
Accompanying drawing 3 is the structural representation adding heat-shrinkable T bush on the silica gel tube of accompanying drawing 2；
Accompanying drawing 4 is the structural representation adding Handheld Division outside the heat-shrinkable T bush of accompanying drawing 3；
Accompanying drawing 5 is the schematic diagram of Implanted medical system；
Wherein:
1, intercalation part；2, electrode contacts；3, plug electrode silk；4, insulator；5, seal wire is extended；6, heat-shrinkable T bush；7, cold pressing pipe；8, silica gel tube；9, boss；10, Handheld Division；11, implantable medical devices；12, electrode；13, outer control device；14, extension wire.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further detailed explanation:
As shown in accompanying drawing 1 to Fig. 4, a kind of extension wire of resistance to bending for Implanted medical system, including for inserting the intercalation part 1 being connected electrically in the head jack of implantable medical devices, described intercalation part 1 includes the one or more electrode contacts 2 for being electrically connected with implantable medical devices and the one or more electrode contacts 2 is electrically connected one or more plug electrode silks 3 and the insulator 4 being coated with described plug electrode silk 3；
One or more extension seal wires 5, described extension seal wire 5 is connected with described plug electrode silk 3.In present embodiment, extending seal wire 5 is continuous print coil spring seal wire so that extension wire has good elasticity, will not cause that extension wire is pulled off because of the daily routines of patient after implantation within a patient.
Unlike the prior art, it is arranged with the heat-shrinkable T bush 6 for disperseing folding s tress above multiple extension seal wires 5 of the present invention and the connecting portion of multiple described plug electrode silks 3, in order to strengthen the resistance to buckling strength of extension wire.When after implantable medical devices and extension wire implantation within a patient; owing to harder extension wire intercalation part 1 and softer extension seal wire 5 one end are enveloped by heat-shrinkable T bush 6; stretching folding force suffered by the daily routines of patient will not be applied directly on the connecting portion extending seal wire 5 and plug electrode silk 3; but it is dispersed on the Handheld Division 10 outside its surface and heat-shrinkable T bush 6 by heat-shrinkable T bush 6; therefore greatly strengthen the bending endurance life of extension wire; extend the service life of extension wire; and simple in construction manufacturing process is easy, manufacturing cost is relatively low.
In present embodiment, extension wire includes 4 plug electrode silks and 4 prolongation seal wires.The one end of plug electrode silk 3 is arranged on inside the endoporus of corresponding spring-guide wire, and the joint portion of described each plug electrode silk 3 and spring-guide wire is arranged with pipe 7 of colding pressing, being firmly attached by cold-press process with extending seal wire 3 by each plug electrode silk 3, the making material of pipe 7 of colding pressing is rustless steel.
In present embodiment, silica gel tube 8 offers the hole placing 44 mutual insulatings extending seal wire respectively, and 4 extension wires are individually positioned in 4 mutual independent holes, to ensure to insulate each other.The one end parcel of silica gel tube 8 colds pressing pipe 7 and the tail end with described intercalation part 1 is connected described in covering.
Described heat-shrinkable T bush 6 is set on the joint portion of the tail end of described intercalation part 1 and the one end of silica gel tube 8.In present embodiment, the making material of heat-shrinkable T bush 6 is FEP.
Being provided with the boss 9 for locking heat-shrinkable T bush 6 on the tail end of described intercalation part 1, described heat-shrinkable T bush 6 is coated on described boss 9.Can tightly wrap boss 9 and pipe 7 of colding pressing when heat-shrinkable T bush when pyrocondensation processes, will extend over seal wire 5 and be securely associated to connect with described plug electrode silk 3.
Described heat-shrinkable T bush 6 is outside is coated with the Handheld Division 10 that the silica gel being easy to hold is made.Can holding in the jack that intercalation part 1 is inserted implantable medical devices by this Handheld Division 10 when surgical installs extension wire, folding s tress is dispersed to its outer surface by this Handheld Division 10, protects its internal connecting portion extending seal wire and plug electrode silk.
As shown in Figure 5, present invention also offers a kind of Implanted medical system, including implantable medical devices 11, electrode 12, outer control device 13, also including the extension wire of resistance to bending 14 with heat-shrinkable T bush, described extension wire 14 is connected with described implantable medical devices 11 and electrode 12 and is transferred to electrode 12 for the signal of telecommunication produced by implantable medical devices 11.
Described implantable medical devices 11 can be the one in embedded nerve stimulator, Implanted cardiac pacemaker, Implantable Cardioverter Defibrillator or implanted infusion of drug device, and described outer control device 13 includes patient controller, doctor's program control instrument.
Above the specific embodiment of the present invention is described.It is illustrative herein for description of the invention, thus the scope of the present invention should not necessarily be limited to above-mentioned detailed description of the invention.It will be apparent to one skilled in the art that when without departing from the purport of the present invention or substitutive characteristics, above-mentioned detailed description of the invention carried out other deformation or changes, also should be regarded as protection scope of the present invention.
Claims (13)
1. the extension wire of resistance to bending for Implanted medical system, including:
Intercalation part, described intercalation part includes the one or more electrode contacts for being electrically connected with implantable medical devices and the one or more electrode contacts is electrically connected one or more plug electrode silks and the insulator being coated with described plug electrode silk；
One or more extension seal wires, described extension seal wire is connected with described plug electrode silk；
It is characterized in that: above the plurality of extension seal wire and the connecting portion of multiple described plug electrode silks, be arranged with the sleeve pipe for disperseing folding s tress, one end of described sleeve pipe covers the described intercalation part of part, the other end of described sleeve pipe covers the described extension seal wire of part, and the hardness of described intercalation part is more than the hardness of described extension seal wire.
2. a kind of extension wire of resistance to bending for Implanted medical system according to claim 1, it is characterised in that: described sleeve pipe is heat-shrinkable T bush.
3. a kind of extension wire of resistance to bending for Implanted medical system according to claim 2, it is characterised in that: described extension seal wire is continuous print coil spring seal wire.
4. a kind of extension wire of resistance to bending for Implanted medical system according to claim 3, it is characterized in that: the one end of the one or more plug electrode silk is arranged on inside the endoporus of corresponding spring-guide wire, and the joint portion of each plug electrode silk and spring-guide wire is arranged with pipe of colding pressing.
5. a kind of extension wire of resistance to bending for Implanted medical system according to claim 4, it is characterized in that: the one or more extends seal wire and is arranged in the silica gel tube having for holding one or more extension seal wire, the tail end of intercalation part described in Guan Bingyu of colding pressing described in the one end parcel covering of described silica gel tube is connected.
6. a kind of extension wire of resistance to bending for Implanted medical system according to claim 5, it is characterised in that: described heat-shrinkable T bush is set on the joint portion of the tail end of described intercalation part and the one end of silica gel tube.
7. a kind of extension wire of resistance to bending for Implanted medical system according to claim 6, it is characterised in that: the making material of described heat-shrinkable T bush is FEP.
8. a kind of extension wire of resistance to bending for Implanted medical system according to claim 4, it is characterised in that: described in the cold pressing making material of pipe be rustless steel.
9. a kind of extension wire of resistance to bending for Implanted medical system according to claim 6, it is characterised in that: being provided with the boss for locking heat-shrinkable T bush on the tail end of described intercalation part, described heat-shrinkable T bush is coated on described boss.
10. a kind of extension wire of resistance to bending for Implanted medical system according to claim 9, it is characterised in that: it is coated with the Handheld Division being easy to hold outside described heat-shrinkable T bush.
11. a kind of extension wire of resistance to bending for Implanted medical system according to claim 10, it is characterised in that: the making material of described Handheld Division is silica gel.
12. an Implanted medical system, including implantable medical devices, electrode, outer control device, it is characterized in that: also including such as the extension wire of resistance to bending as described in arbitrary in claim 1 to 10, described extension wire is connected with described implantable medical devices and electrode and is transferred to electrode for the signal of telecommunication produced by implantable medical devices.
13. a kind of Implanted medical system according to claim 12, it is characterized in that: described implantable medical devices includes embedded nerve stimulator, Implanted cardiac pacemaker, Implantable Cardioverter Defibrillator or implanted infusion of drug device, and described outer control device includes patient controller, doctor's program control instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210523564.4A CN103845804B (en) | 2012-12-07 | 2012-12-07 | A kind of extension wire of resistance to bending and Implanted medical system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210523564.4A CN103845804B (en) | 2012-12-07 | 2012-12-07 | A kind of extension wire of resistance to bending and Implanted medical system |
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| Publication Number | Publication Date |
|---|---|
| CN103845804A CN103845804A (en) | 2014-06-11 |
| CN103845804B true CN103845804B (en) | 2016-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210523564.4A Active CN103845804B (en) | 2012-12-07 | 2012-12-07 | A kind of extension wire of resistance to bending and Implanted medical system |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104941065B (en) * | 2015-06-30 | 2018-02-27 | 北京品驰医疗设备有限公司 | Implantable neural electrical stimulator and the protective case applied to the implantable neural electrical stimulator |
| CN106861045A (en) * | 2017-03-30 | 2017-06-20 | 苏州景昱医疗器械有限公司 | Extension wire and the Implanted medical system including the extension wire |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201625344U (en) * | 2010-03-26 | 2010-11-10 | 苏州鼎迈医疗科技有限公司 | Implanted electrical nerve stimulation system with joint fixing device |
| CN102198308A (en) * | 2010-03-26 | 2011-09-28 | 苏州鼎迈医疗科技有限公司 | Extension lead of implanted nervous electrical stimulation system |
| CN102210903A (en) * | 2010-04-02 | 2011-10-12 | 鼎迈医疗科技(苏州)有限公司 | Extension wire protective sleeve of implanted nerve electrical stimulation system |
| CN203389224U (en) * | 2012-12-07 | 2014-01-15 | 苏州景昱医疗器械有限公司 | Bending-proof extension lead and implant-type medical system |
-
2012
- 2012-12-07 CN CN201210523564.4A patent/CN103845804B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201625344U (en) * | 2010-03-26 | 2010-11-10 | 苏州鼎迈医疗科技有限公司 | Implanted electrical nerve stimulation system with joint fixing device |
| CN102198308A (en) * | 2010-03-26 | 2011-09-28 | 苏州鼎迈医疗科技有限公司 | Extension lead of implanted nervous electrical stimulation system |
| CN102210903A (en) * | 2010-04-02 | 2011-10-12 | 鼎迈医疗科技(苏州)有限公司 | Extension wire protective sleeve of implanted nerve electrical stimulation system |
| CN203389224U (en) * | 2012-12-07 | 2014-01-15 | 苏州景昱医疗器械有限公司 | Bending-proof extension lead and implant-type medical system |
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| Publication number | Publication date |
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| CN103845804A (en) | 2014-06-11 |
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Address after: Building C16, biological nano Park, 218 Xinghu street, Suzhou Industrial Park, Jiangsu Province Patentee after: Jingyu Medical Technology (Suzhou) Co.,Ltd. Address before: 215123 C16, biological nano Park, 218 Xinghu street, Suzhou Industrial Park, Jiangsu Province Patentee before: SCENERAY Co.,Ltd. |