CN102210903A - Extension wire protective sleeve of implanted nerve electrical stimulation system - Google Patents
Extension wire protective sleeve of implanted nerve electrical stimulation system Download PDFInfo
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- CN102210903A CN102210903A CN2010101388571A CN201010138857A CN102210903A CN 102210903 A CN102210903 A CN 102210903A CN 2010101388571 A CN2010101388571 A CN 2010101388571A CN 201010138857 A CN201010138857 A CN 201010138857A CN 102210903 A CN102210903 A CN 102210903A
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- protective sleeve
- extension wire
- main body
- sleeve main
- wire protective
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Abstract
The invention provides an extension wire protective sleeve of an implanted nerve electrical stimulation system. The extension wire protective sleeve comprises a protective sleeve main body and is characterized by comprising a fixing device, wherein the fixing device is arranged inside the protective sleeve main body and provided with an installation part extending out of the protective sleeve main body. According to the extension wire protective sleeve of the implanted nerve electrical stimulation system, the extension wire protective sleeve is appropriately fixed without causing discomfort of a patient due to movement of peripheral body tissues.
Description
Technical field
The present invention relates to a kind of implantable nerve electric stimulation, particularly relate to a kind of extension wire protective sleeve of implantable nerve electric stimulation.
Background technology
Nerve electric stimulation has important effect in maladjusted nervous system treatment and nerve injury rehabilitation.The implantable nerve electric stimulation by in human body such as nervus motorius, sensorineural specific neural place implant electrode, discharge high-frequency electrical stimulation, stimulating, thereby make function of human body return to the state of normal operation for specific nerve.At present, the implantable nerve electric stimulation mainly comprises implanted brain deep electricity irritation (DBS), and the implanted cortex stimulates (CNS), implanted spinal cord stimulation trial system (SCS), implanted sacral nerves electric stimulation (SNS), implanted vagus nerve electric stimulation (VNS) or the like.
Known implantable nerve electric stimulation mainly comprises pulse generator, electrode, extension wire and control device usually.Wherein, pulse generator is connected with extension wire, extension wire and then be connected to electrode again, thereby with burst transmissions that pulse generator produced to electrode, so that nerve is carried out electricity irritation.
Usually, the junction of extension wire and electrode is provided with the extension wire protective sleeve, is used to protect being connected of extension wire and electrode.This extension wire protective sleeve can move with respect to bodily tissue on every side along with the motion of patient body, thereby produce friction with it owing to lack fixture, causes subject discomfort, even causes pain or other symptoms.
Summary of the invention
In order to prevent that the extension wire protective sleeve moves with respect to bodily tissue on every side in the implantable nerve electric stimulation, the invention provides a kind of extension wire protective sleeve of implantable nerve electric stimulation.
According to the extension wire protective sleeve of a kind of implantable nerve electric stimulation of the present invention, described extension wire protective sleeve comprises: sheath body; It is characterized in that: fixture, described fixture is arranged on the inside of described protective sleeve main body, and wherein, described fixture has the installation portion that stretches out described protective sleeve main body.
Further, described protective sleeve main body is set to tubular form; Described fixture comprises sweep, and described sweep is the U-shaped shape, and in above-mentioned protective sleeve main body, extend along the tubular wall of described protective sleeve main body; Described installation portion is set to mounting flange, and described mounting flange is arranged on the two ends of described sweep and stretches out described protective sleeve main body, is provided with in the described mounting flange to be used for the hole that screw passes.
Further, described hole is set to counter sink.
According to the extension wire protective sleeve of implantable nerve electric stimulation of the present invention, make that it is suitably fixed, not can with respect to around bodily tissue move and cause subject discomfort.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in further detail.In the accompanying drawing:
Fig. 1 is the sketch map of the implantable nerve electric stimulation of prior art;
Fig. 2 is the axonometric chart according to the extension wire protective sleeve of implantable nerve electric stimulation of the present invention;
Fig. 3 A and 3B are respectively front view and the cutaway views according to the extension wire protective sleeve of implantable nerve electric stimulation of the present invention;
Fig. 4 is the front view according to the fixture of the extension wire protective sleeve of implantable nerve electric stimulation of the present invention;
Fig. 5 is the vertical view according to the fixture of the extension wire protective sleeve of implantable nerve electric stimulation of the present invention;
Fig. 6 is the assembling stereogram according to the extension wire protective sleeve of implantable nerve electric stimulation of the present invention.
Reference numeral: pulse generator 1, extension wire 2, electrode 3, extension wire protective sleeve 4, protective sleeve main body 5, fixture 6, sweep 7, mounting flange 8, hole 9.
The specific embodiment
Fig. 1 is the sketch map of the implantable nerve electric stimulation of prior art.With reference to Fig. 1, the implantable nerve electric stimulation of prior art mainly comprises pulse generator 1, extension wire 2 and the electrode 3 that implants, and is positioned at external control device.Pulse generator 1, extension wire 2 and electrode 3 are connected successively.Wherein, an end of electrode 3 is connected to extension wire 2.Extension wire 2 is provided with extension wire protective sleeve 4 with the junction of electrode 3, is used to protect being connected of extension wire 2 and electrode 3.
At present, extension wire protective sleeve 4 can move with respect to bodily tissue on every side along with the motion of patient body, thereby produce friction with it owing to lack corresponding fixture, causes subject discomfort, even causes pain or other symptoms.
Fig. 2 is the axonometric chart according to the extension wire protective sleeve of implantable nerve electric stimulation of the present invention.With reference to Fig. 2, have protective sleeve main body 5 and fixture 6 according to the extension wire protective sleeve 4 of implantable nerve electric stimulation of the present invention.
In embodiment shown in Figure 2, protective sleeve main body 5 is set to tubulose, and the one end has less opening, is used to admit electrode 3, and the other end has bigger opening, is used to admit extension wire 2.Yet the protective sleeve main body also can be set to other form.
During installation, electrode 3 inserts from the less opening of protective sleeve main body 5, and protective sleeve main body 5 is sleeved on the electrode 3.Then, electrode 3 is connected with extension wire 2.Subsequently; protective sleeve main body 5 is moved to the junction of extension wire 2 and electrode 3 along electrode 3, make its bigger opening portion admit extension wire 2, less opening portion is admitted electrode 3; thereby protective sleeve main body 5 covers the junction of extension wire 2 and electrode 3, so that it is protected.
Protective sleeve main body 5 can be made by silica gel material by Shooting Technique.
Fig. 3 A and 3B are respectively front view and the cutaway views according to the extension wire protective sleeve of implantable nerve electric stimulation of the present invention.With reference to Fig. 3 A and 3B, fixture 6 can adopt such as the biocompatible material of titanium and make, and it can be arranged on the inside of protective sleeve main body 5 by Shooting Technique.
Fig. 4 is the front view according to the fixture of the extension wire protective sleeve of implantable nerve electric stimulation of the present invention.Fig. 5 is the vertical view according to the fixture of extension wire protective sleeve in the implantable nerve electric stimulation of the present invention.
With reference to the embodiment shown in the Figure 4 and 5, fixture 6 can comprise sweep 7, mounting flange 8 and hole 9.
Sweep 7 is the U-shaped shape, keeps unanimous on the whole with the curved shape of the tubular wall of protective sleeve main body 5, thereby in the inside of protective sleeve main body 5, extend along the tubular wall of protective sleeve main body 5.
Be respectively arranged with mounting flange 8 at the two ends of sweep 7.Mounting flange 8 can be the shape of general planar, contacts to fit with bone.Preferably, mounting flange 8 can adopt has flexible material, with when mounted according to the curvature of bone and bending, the bone of fitting better.
The hole 9 that is provided with in each mounting flange 8, hole 9 can be set to counter sink.During installation, screw passes hole 9 and screws in patient's bone, extension wire protective sleeve 4 is fixed to patient's bone.Extension wire 2 extends through in extension wire protective sleeve 4.Thus, extension wire 2 is fixed to patient's bone.
Fig. 6 is the assembling stereogram according to the extension wire protective sleeve of implantable nerve electric stimulation of the present invention, wherein, shows extension wire protective sleeve 4 and is installed in extension wire 2 and electrode 3 junctions, thus securing elongated reliably lead 2.
More than the specific embodiment of the present invention is described.Be illustrative for description of the invention herein, thereby scope of the present invention should not be limited to the above-mentioned specific embodiment.It will be apparent to one skilled in the art that under the situation that does not break away from purport of the present invention or substitutive characteristics, can carry out other distortion or change the above-mentioned specific embodiment.
Claims (3)
1. the extension wire protective sleeve of an implantable nerve electric stimulation, described extension wire protective sleeve comprises:
The protective sleeve main body;
It is characterized in that:
Fixture, described fixture is arranged on the inside of described protective sleeve main body, and wherein, described fixture has the installation portion that stretches out described protective sleeve main body.
2. extension wire protective sleeve according to claim 1, wherein,
Described protective sleeve main body is set to tubular form;
Described fixture comprises sweep, and described sweep is the U-shaped shape, and in above-mentioned protective sleeve main body, extend along the tubular wall of described protective sleeve main body;
Described installation portion is set to mounting flange, and described mounting flange is arranged on the two ends of described sweep and stretches out described protective sleeve main body, is provided with in the described mounting flange to be used for the hole that screw passes.
3. extension wire protective sleeve according to claim 2, wherein, described hole is set to counter sink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101388571A CN102210903A (en) | 2010-04-02 | 2010-04-02 | Extension wire protective sleeve of implanted nerve electrical stimulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101388571A CN102210903A (en) | 2010-04-02 | 2010-04-02 | Extension wire protective sleeve of implanted nerve electrical stimulation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102210903A true CN102210903A (en) | 2011-10-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101388571A Pending CN102210903A (en) | 2010-04-02 | 2010-04-02 | Extension wire protective sleeve of implanted nerve electrical stimulation system |
Country Status (1)
| Country | Link |
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| CN (1) | CN102210903A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103845804A (en) * | 2012-12-07 | 2014-06-11 | 苏州景昱医疗器械有限公司 | Bending-resistant extension wire and implantable medical system |
| CN109011149A (en) * | 2018-09-04 | 2018-12-18 | 清华大学 | Fixation device, processing method and the implantable medical devices of implantable medical devices |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4611597A (en) * | 1982-11-03 | 1986-09-16 | Werner Kraus | Implantable device for the stimulation of bone growth |
| CN101039619A (en) * | 2004-08-09 | 2007-09-19 | 约翰斯·霍普金斯大学 | Implantable mri compatible stimulation leads and antennas and related systems and methods |
| CN101437569A (en) * | 2006-05-01 | 2009-05-20 | 新磁有限公司 | Stimulation device for osteosynthesis and endoprosthetics |
-
2010
- 2010-04-02 CN CN2010101388571A patent/CN102210903A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4611597A (en) * | 1982-11-03 | 1986-09-16 | Werner Kraus | Implantable device for the stimulation of bone growth |
| CN101039619A (en) * | 2004-08-09 | 2007-09-19 | 约翰斯·霍普金斯大学 | Implantable mri compatible stimulation leads and antennas and related systems and methods |
| CN101437569A (en) * | 2006-05-01 | 2009-05-20 | 新磁有限公司 | Stimulation device for osteosynthesis and endoprosthetics |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103845804A (en) * | 2012-12-07 | 2014-06-11 | 苏州景昱医疗器械有限公司 | Bending-resistant extension wire and implantable medical system |
| CN103845804B (en) * | 2012-12-07 | 2016-07-13 | 苏州景昱医疗器械有限公司 | A kind of extension wire of resistance to bending and Implanted medical system |
| CN109011149A (en) * | 2018-09-04 | 2018-12-18 | 清华大学 | Fixation device, processing method and the implantable medical devices of implantable medical devices |
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Owner name: SUZHOU JINGYU MEDICAL EQUIPMENT CO., LTD. Free format text: FORMER OWNER: DINGMAI MEDICAL TECHNOLOGY (SUZHOU) CO., LTD. Effective date: 20120523 |
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Effective date of registration: 20120523 Address after: Xinghu Street Industrial Park of Suzhou city in Jiangsu province 215123 No. 218 BioBAY C16 Applicant after: Suzhou Jingyu Medical Equipment Co.,Ltd. Address before: Xinghu Street Industrial Park of Suzhou city in Jiangsu province 215123 No. 218 BioBAY C16 Applicant before: Dingwan Medical Technology (Suzhou) Co., Ltd. |
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Application publication date: 20111012 |