CN106512213A - Implanted sacral nerve stimulating apparatus - Google Patents
Implanted sacral nerve stimulating apparatus Download PDFInfo
- Publication number
- CN106512213A CN106512213A CN201611184647.XA CN201611184647A CN106512213A CN 106512213 A CN106512213 A CN 106512213A CN 201611184647 A CN201611184647 A CN 201611184647A CN 106512213 A CN106512213 A CN 106512213A
- Authority
- CN
- China
- Prior art keywords
- sacral nerve
- heat
- nerve stimulator
- dissipating casing
- implanted
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/36007—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation of urogenital or gastrointestinal organs, e.g. for incontinence control
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/3605—Implantable neurostimulators for stimulating central or peripheral nerve system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/372—Arrangements in connection with the implantation of stimulators
- A61N1/375—Constructional arrangements, e.g. casings
Abstract
The invention discloses an implanted sacral nerve stimulating apparatus, which comprises a sacral nerve stimulator, a stimulating lead and an adjustable anchoring piece, wherein the sacral nerve stimulator and sacral nerve are connected by virtue of the stimulating lead; the adjustable anchoring piece is used for fastening the stimulating lead and the sacral nerve; a plurality of radiator shells are arranged on the sacral nerve stimulator; the radiator shells are arranged on the outer surface of a shell of the sacral nerve stimulator; the plurality of radiator shells are mutually connected; cavities are formed between the radiator shells and the sacral nerve stimulator; a plurality of radiating holes are formed in the radiator shells; and tissue fluid can enter the cavities by virtue of the radiating holes. The stimulating apparatus provided by the invention provided by the invention, by arranging the radiator shells on the sacral nerve stimulator, is simple in structure, convenient to manufacture and low in manufacturing cost, and in combination with a temperature control part on the stimulator in use, the radiating effect of the sacral nerve stimulator is enhanced, the damage of a rechargeable power supply of the sacral nerve stimulator is relieved or avoided, charging efficiency is improved, charging time is shortened and the service life of the sacral nerve stimulator is prolonged.
Description
Technical field
The present invention relates to implantable nerve stimulation field, and in particular to a kind of implanted sacral nerve stimulation device.
Background technology
Sacral nerve stimulator, also known as bladder pacemaker, is implantable to set in the small-sized program-controlled of gatism patient's buttocks
It is standby, generally will be implanted in buttocks and sacral nervess will be connected to via stimulation leads, by sending electric impulse signal to sacral nervess, adjust
The neural reflex of the bladder related to urination and defecation and intestinal is saved, makes abnormal neural reflex reach again balance, patient can
By being similar to the external equipment of remotely control come the switch for controlling stimulator and program control setting, so that urination bowel movement function obstacle
Symptom controlled.Sacral nerve stimulator can be used for treat expectant treatment it is invalid or do not tolerate expectant treatment non-obstructivity urine
Retention, the symptom of overactive bladder, including urge incontinence, urine urgency-frequency.
In long-term or chronic use, sacral nerve stimulator may include the service life for making armarium than non-rechargeable
Equipment extend several weeks, the several months or or even the several years rechargeable power supply (such as including one or more capacitors or battery).
When the energy that stores in rechargeable power supply is depleted, patient can be filled to the power supply using external charging equipment
Electricity.As rechargeable power supply is implanted in patients and charger is in the outside of patient, therefore the charging process can quilt
Referred to as percutaneous charge.In some instances, can be via the primary coil and implantable medical device in charger（IMD）In
Inductive between secondary coil come perform percutaneous charging.However, substantial amounts of heat can be produced in the charging process, easily cause
The hot injury of in-vivo tissue, reduces the service life of sacral nerve stimulator, therefore needs to solve sacrum during long-term use
The heat dissipation problem of nerve stimulator, so as to improve the service life of sacral nerve stimulator.
Therefore, with the needs being improved to implanted sacral nerve stimulation device, to solve the above problems.
The content of the invention
The technical solution used in the present invention is to provide a kind of implanted sacral nerve stimulation device, including sacral nerve stimulator,
Stimulation leads and adjustable anchoring part, between the sacral nerve stimulator and adjustable anchoring part by stimulation leads connect, it is described can
Anchoring piece is adjusted to be used to fasten stimulation leads and sacral nervess, the sacral nerve stimulator is provided with multiple heat-dissipating casings, the radiating
Shell is arranged on the outer surface of the shell of the sacral nerve stimulator, and the plurality of heat-dissipating casing is connected with each other, the heat-dissipating casing
Cavity is formed between the sacral nerve stimulator shell, the heat-dissipating casing is provided with several louvres, and tissue fluid can be led to
Cross the louvre to enter in the cavity.
Further, the plurality of heat-dissipating casing is interconnected by connected modes such as buckle, screw threads.Heat-dissipating casing
Link together each other be easy to by it is heat-dissipating casing quick, be fixedly attached on the shell of sacral nerve stimulator.
Further, the heat-dissipating casing is fixedly connected with the shell of the sacral nerve stimulator.
Further, the heat-dissipating casing is made up of biocompatible materialses, for example the biofacies of titanium and its alloy etc.
Capacitive metal material.
Further, the pore diameter range of the louvre be 2-8mm, louvre can be effectively increased area of dissipation, improve radiating
Efficiency.And filled by tissue fluid in the cavity, the characteristics of there is high specific heat capacity due to tissue fluid, be conducive to heat absorption.Additionally,
It is postoperative to prevent drift as the fibrosiss organized, the louvre also play fixation to the sacral nerve stimulator,
Remote electrode is pullled so as to further reduce.
Further, louvre is formed on heat-dissipating casing using percussion drilling technique.
Further, louvre is formed on heat-dissipating casing using compressing technique.
Further, the Web materials by made by biocompatibility metal material are pressed into heat-dissipating casing, and mesh radiates
Hole.
Further, in order to preferably conduct heat, closely it is connected with sacral nerve stimulator and heat-dissipating casing between the two multiple
Metal connecting pole, metal connection cylinder not only improve the firm connection of heat-dissipating casing and sacral nerve stimulator, also further increase
Area of dissipation, improves radiating efficiency.
In a detailed embodiment, the appearance of the inner surface of the heat-dissipating casing and the sacral nerve stimulator shell
The distance between face scope is 2-8mm.
Further, heat-dissipating casing be two, after being connected with each other cover sacral nerve stimulator most of outer surface or
Cover whole outer surface.
The above-mentioned technical proposal provided by the application, produced big calorimetric during charging can pass through sacral nerve stimulator
Shell pass to the heat-dissipating casing, accelerated due to the increase of cooling surface area radiating.Additionally, after implanting tissue, sacrum
Cavity of the shell of nerve stimulator with the heat-dissipating casing between the two is filled by tissue fluid, as tissue fluid has high specific heat capacity
The characteristics of, which can be used for heat absorption, so as to avoid the appearance of high temperature spike.And the louvre on heat-dissipating casing can be conducive to solid
Determine sacral nerve stimulator, prevent which from drifting about.
To sum up, heat-dissipating casing has heat absorption, the effect of radiating, so that the temperature-controlled member connected applications of described device
When, it is to avoid or the charge efficiency caused by reduction high temperature reduces the generation of event, improves charge efficiency, can shorten charging total time.
Sacral nerve stimulation device of the present invention has discharged the heat in sacral nerve stimulator by heat-dissipating casing, reduces sacral nerve stimulator
Damage frequency, extend the service life of sacral nerve stimulator.
The present invention also has the advantages that：Heat-dissipating casing is installed on sacral nerve stimulator of the present invention, simple structure,
Easy to make, low manufacture cost, is used in combination with temperature-controlled member on stimulator, is strengthened the radiating effect of sacral nerve stimulator, is kept away
Exempt from or reduce the damage of the rechargeable power supply of sacral nerve stimulator, there is provided charge efficiency shortens the charging interval, extends sacrum
The service life of nerve stimulator.
Description of the drawings
In order to be illustrated more clearly that technical scheme, below will be to wanting needed for embodiment or description of the prior art
The accompanying drawing for using is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, right
For those of ordinary skill in the art, on the premise of not paying creative work, can be obtaining which according to these accompanying drawings
Its accompanying drawing.
Fig. 1 is the structural representation of implantation within a patient when sacral nerve stimulator of the present invention does not install heat-dissipating casing；
Fig. 2 is the structural representation of implantation within a patient when sacral nerve stimulation device of the present invention has installed heat-dissipating casing；
Fig. 3 is the front view of heat-dissipating casing of the present invention；
Fig. 4 is the three-dimensional view of heat-dissipating casing of the present invention；
Fig. 5 is the structural representation that sacral nerve stimulator of the present invention is provided with heat-dissipating casing；
In figure：1- sacral nerve stimulators；2- stimulation leads；3- adjustable anchoring parts；4- heat-dissipating casings；5- louvres.
Specific embodiment
Technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described enforcement
Example is only a part of embodiment of the invention, rather than the embodiment of whole.Based on embodiments of the invention, the common skill in this area
The every other embodiment obtained on the premise of creative work is not made by art personnel, belongs to the model of present invention protection
Enclose.
In one embodiment of the invention, as shown in Figures 1 to 5, the invention provides a kind of implanted sacral nervess thorn
Excitation device, the sacral nerve stimulation device are the implantable small-sized program-controlled equipment in gatism patient's buttocks, be can be used for
Treatment expectant treatment is invalid or does not tolerate the non-obstructivity urine retention of expectant treatment, the symptom of overactive bladder, including urgency
Urgent property urinary incontinence, urine urgency-frequency.Referring to shown in Fig. 1 to Fig. 5, the sacral nerve stimulation device includes sacral nerve stimulator 1, stimulates
Wire 2 and adjustable anchoring part 3, are connected by stimulation leads 2 between the sacral nerve stimulator 1 and adjustable anchoring part 3, it is described can
Anchoring piece 3 is adjusted for fastening stimulation leads 2 and sacral nervess, by electric impulse signal being sent to sacral nervess, is adjusted and urination and row
Just the neural reflex of related bladder and intestinal, makes abnormal neural reflex reach again balance, and patient is by the outer of remotely control
Portion's equipment is set come the switch and other specification for controlling stimulator, so that the symptom of urination bowel movement function obstacle is controlled.
Sacral nerve stimulator 1 includes shell, and the enclosure is provided with rechargeable power supply, can be using external positioned at patient
Charger enters percutaneous charging to the rechargable power supplies.The sacral nerve stimulator 1 is provided with multiple heat-dissipating casings 4, described
Heat-dissipating casing 4 is arranged on the outer surface of the shell of the sacral nerve stimulator, and the plurality of heat-dissipating casing 4 is connected with each other, and this dissipates
Cavity is formed between 1 shell of hot shell 4 and the sacral nerve stimulator, the heat-dissipating casing 4 is provided with several louvres 5,
Tissue fluid can be entered in the cavity by the louvre.Linking together between heat-dissipating casing, it is fast by heat-dissipating casing to be easy to
Speed, be fixedly attached on the shell of sacral nerve stimulator.
Referring to accompanying drawing 5, two heat-dissipating casings 4 are interconnected by connected modes such as buckle, screw threads, are connected with each other
The whole outer surface of sacral nerve stimulator 1 is covered afterwards.
Further, the heat-dissipating casing 4 is fixedly connected with the shell of the sacral nerve stimulator 1.
The heat-dissipating casing 4 is made up of biocompatibility metal material, such as：Titanium and its alloy etc..
Further, referring to accompanying drawing 3,4, the pore diameter range of the louvre 5 is 2-8mm, and louvre 5 can be effectively increased radiating
Area, raising radiating efficiency.And filled by tissue fluid in the cavity, the characteristics of there is high specific heat capacity due to tissue fluid, had
Beneficial to heat absorption.Additionally, postoperative due to the fibrosiss organized, the louvre 5 also can play solid to the sacral nerve stimulator 1
It is set for using, prevents drift, remote electrode is pullled so as to further reduce.
Can adopt percussion drilling technique or compressing technique that louvre 5 is formed on heat-dissipating casing.Additionally, by biology
Web materials made by biocompatible metallic material are pressed into heat-dissipating casing, and mesh is louvre 5.
Further, in order to preferably conduct heat, closely it is connected with sacral nerve stimulator 1 and heat-dissipating casing 4 between the two many
Individual metal connecting pole, metal connection cylinder not only improve the firm connection of heat-dissipating casing 4 and sacral nerve stimulator 1, also further
Area of dissipation is increased, radiating efficiency is improved.
In a detailed embodiment, the inner surface of the heat-dissipating casing 4 is outer with 1 shell of the sacral nerve stimulator
The distance between surface scope is 2-8mm.
The above-mentioned technical proposal provided by the application, is linked together between heat-dissipating casing and is easy to heat-dissipating casing
Quickly, it is fixedly attached on the shell of sacral nerve stimulator, produced big calorimetric during charging can pass through sacral nerve stimulator 1
Shell pass to the heat-dissipating casing 4, accelerated due to the increase of cooling surface area radiating.Additionally, after implanting tissue, sacrum
Cavity of the shell of nerve stimulator 1 with the heat-dissipating casing 4 between the two is filled by tissue fluid, as tissue fluid has high specific heat
The characteristics of appearance, be conducive to heat absorption, so as to avoid the appearance of high temperature spike.And the louvre 5 on heat-dissipating casing 4 can be conducive to solid
Determine sacral nerve stimulator 1, prevent which from drifting about.
To sum up, heat-dissipating casing has heat absorption, the effect of radiating, so that the temperature-controlled member connected applications of described device
When, it is to avoid or the charge efficiency caused by reduction high temperature reduces the generation of event, improves charge efficiency, can shorten charging total time.
Sacral nerve stimulation device of the present invention has discharged the heat in sacral nerve stimulator by heat-dissipating casing, reduces sacral nerve stimulator
Damage frequency, extend the service life of sacral nerve stimulator.
The present invention has the advantages that：Heat-dissipating casing, simple structure, system are installed on sacral nerve stimulator of the present invention
Make convenient, low manufacture cost, be used in combination with temperature-controlled member on stimulator, strengthen the radiating effect of sacral nerve stimulator, it is to avoid
Or reducing the damage of the rechargeable power supply of sacral nerve stimulator, there is provided charge efficiency shortens the charging interval, extends sacrum god
The service life of Jing stimulators.
Above disclosed is only several preferred embodiments of the invention, and the power of the present invention can not be limited certainly with this
Sharp scope, therefore the equivalent variations made according to the claims in the present invention, still belong to the scope covered by the present invention.
Claims (10)
1. a kind of implanted sacral nerve stimulation device, including sacral nerve stimulator（1）, stimulation leads（2）And adjustable anchoring part
（3）, the sacral nerve stimulator（1）With adjustable anchoring part（3）Between pass through stimulation leads（2）Connection, the adjustable anchoring part
（3）For fastening stimulation leads（2）And sacral nervess, it is characterised in that the sacral nerve stimulator is provided with multiple heat-dissipating casings
（4）, the heat-dissipating casing is arranged on the outer surface of the shell of the sacral nerve stimulator, and the plurality of heat-dissipating casing is mutually interconnected
Connect, between the heat-dissipating casing and the sacral nerve stimulator shell, form cavity, the heat-dissipating casing is provided with several radiatings
Hole, tissue fluid can be entered in the cavity by the louvre.
2. implanted sacral nerve stimulation device according to claim 1, the plurality of heat-dissipating casing pass through buckle or, screw thread
Interconnect.
3. implanted sacral nerve stimulation device according to claim 1, the heat-dissipating casing is by biocompatible materialses system
Into.
4. implanted sacral nerve stimulation device according to claim 3, the material of the heat-dissipating casing is titanium or its alloy.
5. the implanted sacral nerve stimulation device according to any one of claim 1-4, the pore diameter range of the louvre is
2-8mm。
6. the implanted sacral nerve stimulation device according to any one of claim 1-4, using percussion drilling technique or compacting
Moulding process forms the louvre on the heat-dissipating casing.
7. the implanted sacral nerve stimulation device according to any one of claim 1-4, by biocompatibility metal material system
Into Web materials be pressed into the heat-dissipating casing, mesh is the louvre.
8. the implanted sacral nerve stimulation device according to any one of claim 1-4, outer with radiating in sacral nerve stimulator
Shell is closely connected with multiple metal connecting poles between the two.
9. the implanted sacral nerve stimulation device according to any one of claim 1-4, the inner surface of the heat-dissipating casing with
The distance between the outer surface of sacral nerve stimulator shell scope is 2-8mm.
10. the implanted sacral nerve stimulation device according to any one of claim 1-4, the heat-dissipating casing are two, phase
Most of outer surface of the sacral nerve stimulator is covered after connecting or whole outer surface is covered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611184647.XA CN106512213A (en) | 2016-12-20 | 2016-12-20 | Implanted sacral nerve stimulating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611184647.XA CN106512213A (en) | 2016-12-20 | 2016-12-20 | Implanted sacral nerve stimulating apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106512213A true CN106512213A (en) | 2017-03-22 |
Family
ID=58341238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611184647.XA Withdrawn CN106512213A (en) | 2016-12-20 | 2016-12-20 | Implanted sacral nerve stimulating apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN106512213A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3662972A1 (en) * | 2018-12-07 | 2020-06-10 | Commissariat à l'Énergie Atomique et aux Énergies Alternatives | Implantable medical device with improved architecture |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2004201799A1 (en) * | 2000-01-11 | 2004-05-27 | The Mower Family Chf Treatment Irrevocable Trust | Atrial sensing and multiple site stimulation as intervention for atrial fibrillation |
| US20100305632A1 (en) * | 2009-05-26 | 2010-12-02 | Barun Maskara | Temperature assisted stimulation |
| US20130197608A1 (en) * | 2012-01-27 | 2013-08-01 | Greatbatch, Ltd. | Heat dispersion for implantable medical devices |
| EP2666515A1 (en) * | 2012-05-24 | 2013-11-27 | Universiteit Antwerpen | Transcranial magnetic stimulation for small animals |
| CN104755135A (en) * | 2012-07-30 | 2015-07-01 | 神磁医学股份有限公司 | Devices and methods for magnetic stimulation for the treatment of neurological disorders |
| CN205683399U (en) * | 2016-04-29 | 2016-11-16 | 上海力声特医学科技有限公司 | Sacral nerves implanting device |
-
2016
- 2016-12-20 CN CN201611184647.XA patent/CN106512213A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2004201799A1 (en) * | 2000-01-11 | 2004-05-27 | The Mower Family Chf Treatment Irrevocable Trust | Atrial sensing and multiple site stimulation as intervention for atrial fibrillation |
| US20100305632A1 (en) * | 2009-05-26 | 2010-12-02 | Barun Maskara | Temperature assisted stimulation |
| US20130197608A1 (en) * | 2012-01-27 | 2013-08-01 | Greatbatch, Ltd. | Heat dispersion for implantable medical devices |
| EP2666515A1 (en) * | 2012-05-24 | 2013-11-27 | Universiteit Antwerpen | Transcranial magnetic stimulation for small animals |
| CN104755135A (en) * | 2012-07-30 | 2015-07-01 | 神磁医学股份有限公司 | Devices and methods for magnetic stimulation for the treatment of neurological disorders |
| CN205683399U (en) * | 2016-04-29 | 2016-11-16 | 上海力声特医学科技有限公司 | Sacral nerves implanting device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3662972A1 (en) * | 2018-12-07 | 2020-06-10 | Commissariat à l'Énergie Atomique et aux Énergies Alternatives | Implantable medical device with improved architecture |
| FR3089423A1 (en) * | 2018-12-07 | 2020-06-12 | Commissariat à l'Energie Atomique et aux Energies Alternatives | Implantable medical device with improved architecture |
| US10863643B2 (en) | 2018-12-07 | 2020-12-08 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Implantable medical device having an improved architecture |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170322 |
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