CN221181388U - Channel module group connecting structure and implanted nerve stimulator - Google Patents
Channel module group connecting structure and implanted nerve stimulator Download PDFInfo
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- CN221181388U CN221181388U CN202322037907.2U CN202322037907U CN221181388U CN 221181388 U CN221181388 U CN 221181388U CN 202322037907 U CN202322037907 U CN 202322037907U CN 221181388 U CN221181388 U CN 221181388U
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Abstract
The utility model relates to the technical field of implanted nerve stimulators, and discloses a channel module group connecting structure and an implanted nerve stimulator. Wherein the channel module group connecting structure comprises a plug and a channel module group. The plug comprises a rod part and an indication head part connected with the rod part, the side wall of the indication head part is arc-shaped, and a plurality of connecting rings are arranged on the plug; the channel module comprises a transparent shell assembly, wherein the shell assembly is provided with a connecting hole, a plurality of contact finger springs are arranged in the connecting hole at intervals, one end of the connecting hole is provided with an opening, the other end of the connecting hole is provided with a marking section, and the side wall of at least one side of the marking section along the circumferential direction is a plane; the plug is inserted into the connecting hole through the opening, and the indicating head extends into a preset position in the identification section so that the connecting ring is electrically connected with the contact finger spring. According to the utility model, through the matching form of the planar structure of the identification section and the arc-shaped surface of the indication head, the display effect of the indication head in the channel module is highlighted, so that the visualization effect of the channel module is improved.
Description
Technical Field
The utility model relates to the technical field of implanted nerve stimulators, in particular to a channel module group connecting structure and an implanted nerve stimulator.
Background
Nerve electrical stimulation is a common means for treating nerve dysfunction and nerve injury rehabilitation, and the nerve electrical stimulation system applies electrical stimulation to relevant parts through a nerve stimulator and electrodes implanted in a body. The neurostimulator is mainly used for generating electrical stimulation, and the electrical stimulation signals are released to the brain of a patient through the stimulation electrodes to help the patient recover.
The channel module of the nerve stimulator is a channel for inserting the electrode lead by a user, and in the related technology, a manual insertion mode is adopted, so that the electrode lead cannot be inserted in place easily, the electrode lead is in poor contact with the channel module, and the risk of secondary operation is increased.
Based on this, a channel module assembly structure and an implantable neural stimulator are needed to solve the above-mentioned problems.
Disclosure of utility model
Based on the above, the present utility model aims to provide a channel module group connection structure and an implantable neural stimulator, which solve the problem of poor visibility of the plug position caused by the structures such as a contact finger spring and a water seal in the channel module group and the factors such as low light transmittance of the channel module group in the related art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
In one aspect, a channel module assembly structure is provided, including:
The plug comprises a rod part and an indication head part connected with the rod part, the side wall of the indication head part is arc-shaped, and a plurality of connecting rings are arranged on the plug;
the channel module comprises a transparent shell component, wherein the shell component is provided with a connecting hole, a plurality of contact finger springs are arranged in the connecting hole at intervals, one end of the connecting hole is provided with an opening, the other end of the connecting hole is provided with a marking section, and the side wall of at least one side of the marking section along the circumferential direction is a plane;
The plug is inserted into the connecting hole through the opening, and the indication head extends into a preset position in the identification section so that the connecting ring is electrically connected with the contact finger spring.
As a preferable technical scheme of the channel mold assembly structure, the side wall of the identification section is polygonal.
As a preferred technical scheme of the channel mold assembly connection structure, the shell assembly comprises an upper shell and a lower shell, the upper shell is provided with a first connecting cavity, the lower shell is provided with a second connecting cavity, the lower shell is buckled on the upper shell, and the first connecting cavity and the second connecting cavity enclose the connecting hole.
As a preferable technical scheme of the channel mold assembly connection structure, one of the upper shell and the lower shell is provided with a positioning groove, the other is provided with a positioning column corresponding to the positioning groove, and the positioning column is inserted into the positioning groove.
As a preferable technical scheme of the channel mold assembly connection structure, the positioning grooves and the positioning columns are multiple and correspond to each other one by one.
As a preferable technical scheme of the channel mold assembly connection structure, the side wall of the identification section is provided with a first clamping part, the indication head is provided with a second clamping part, and the first clamping part can be clamped to the second clamping part.
As a preferred technical scheme of the channel mold assembly structure, the side wall of the identification section is provided with a flange, the flange is provided with a clamping hole, and the flange forms a first clamping part;
The indication head is provided with an annular groove, and the annular groove forms the second clamping part; the indication head part penetrates through the clamping hole, and the flange is clamped in the annular groove.
As a preferred technical scheme of the channel module group connecting structure, the channel module group further comprises a locking component, wherein the locking component is connected to the end face of the opening and is used for fixing the plug in the connecting hole.
As a preferred technical scheme of the channel die set connecting structure, the locking assembly comprises a locking block and a jackscrew, the locking block is provided with a through hole, the through hole and the connecting hole are coaxially arranged, the side wall of the through hole is provided with a threaded hole, the plug penetrates through the through hole and is inserted into the connecting hole, and the jackscrew is in threaded connection with the threaded hole and the end part of the jackscrew is in butt joint with the side wall of the plug.
On the other hand, an implantable neural stimulator is provided, which comprises a main body and the channel module group connecting structure according to any one of the above schemes, wherein the channel module group is arranged above the main body, and the contact finger spring is electrically connected with the main body.
The beneficial effects of the utility model are as follows:
The utility model provides a channel mold assembly connection structure and an implantable nerve stimulator, wherein the side wall of at least one side of a marking section along the circumferential direction is a plane, when a plug is inserted into a connecting hole through an opening, an operator can observe through one side provided with the plane, and the transparent shell component is penetrated, and the plane of the marking section and the arc-shaped surface of an indication head form a lens effect, so that the operator can observe the position of the indication head conveniently, and the indication head is ensured to extend into a preset position in the marking section. The utility model solves the problem of poor visibility of the plug position caused by the structures such as the contact finger springs and the water seals in the channel module and the factors such as low light transmittance of the channel module in the related technology. Through the planar structure of sign section and the cooperation form of the arcwall face of instruction head, outstanding display effect of instruction head in the passageway module to improve the visual effect of passageway module.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following description will briefly explain the drawings needed in the description of the embodiments of the present utility model, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the contents of the embodiments of the present utility model and these drawings without inventive effort for those skilled in the art.
FIG. 1 is a schematic view of a channel module assembly structure according to an embodiment of the present utility model;
FIG. 2 is a schematic view of the structure of the lower shell and the plug according to the embodiment of the present utility model;
FIG. 3 is a schematic view of the structure of the upper shell and the plug according to the embodiment of the present utility model;
FIG. 4 is a cross-sectional view of a channel mold assembly structure provided in an embodiment of the present utility model;
Fig. 5 is an exploded view of a channel module assembly structure according to an embodiment of the present utility model.
The figures are labeled as follows:
1. a plug; 11. a stem portion; 111. a connecting ring; 12. an indication header;
2. a channel module; 21. a housing assembly; 211. an upper case; 2111. a first connection chamber; 2112. a positioning groove; 212. a lower case; 2121. a second connecting cavity; 2122. positioning columns; 22. a flange; 23. a locking assembly; 231. a locking block; 2311. a threaded hole; 232. a jackscrew; 24. identifying a section; 25. a finger spring; 26. and a connection hole.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.
In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
Implantable medical systems include implantable neurostimulation systems, implantable cardiac electrical stimulation systems (also known as cardiac pacemakers), implantable drug infusion systems (Implantable Drug DELIVERY SYSTEM, abbreviated as IDDS), lead switching systems, and the like. Examples of the implantable nerve electrical stimulation system include deep brain electrical stimulation system (Deep Brain Stimulation, abbreviated DBS), implantable cortex stimulation system (Cortical Nerve Stimulation, abbreviated CNS), implantable spinal cord electrical stimulation system (Spinal Cord Stimulation, abbreviated SCS), implantable sacral nerve electrical stimulation system (SACRAL NERVE Stimulation, abbreviated SNS), implantable vagal nerve electrical stimulation system (Vagus Nerve Stimulation, abbreviated VNS), and the like.
An implantable neural electrical stimulation system includes a stimulator (i.e., an implantable neural stimulator, a neural stimulation device) implanted in a patient and a programmable device disposed outside the patient. That is, the stimulator is an implant or the implant includes a stimulator. The related nerve regulation technology mainly implants electrodes (the electrodes are in the form of electrode wires for example) at specific parts (namely targets) of tissues of organisms through stereotactic surgery, and electric pulses are sent to the targets through the electrodes to regulate and control the electric activities and functions of corresponding nerve structures and networks, so that symptoms are improved and pains are relieved. The stimulator may include an IPG (implantable pulse generator, an implantable pulse generator), extension leads and electrode leads, or may include only an IPG and electrode leads, with the IPG being disposed within the patient (e.g., implanted in the patient's chest, skull, or other body location), and responsive to programming instructions sent by the programming device, providing controlled electrical stimulation energy to the body tissue by means of sealed batteries and circuitry. The IPG delivers one or more controllable specific electrical stimuli to a specific region of tissue in the body via extension leads and electrode leads, or via electrode leads alone. The extension lead can be used with the IPG as a transmission medium of the electrical stimulation signal to transmit the electrical stimulation signal generated by the IPG to the electrode lead. The electrode leads deliver electrical stimulation to specific areas of tissue in the body through a plurality of electrode contacts. The stimulator is provided with one or more electrode wires on one side or two sides, a plurality of electrode contacts are arranged on the electrode wires, and the electrode contacts can be uniformly arranged or non-uniformly arranged on the circumferential direction of the electrode wires. As an example, the electrode contacts may be arranged in an array of 4 rows and 3 columns (12 electrode contacts in total) in the circumferential direction of the electrode wire. The electrode contacts may include stimulation electrode contacts and/or harvesting electrode contacts. The electrode contact may take the shape of a sheet, ring, dot, or the like, for example.
In some embodiments, the stimulated in vivo tissue may be brain tissue of a patient and the stimulated site may be a specific site of brain tissue. When the type of disease in the patient is different, the location to be stimulated will generally be different, as will the number of stimulation contacts (single or multiple sources) used, the application of one or more (single or multiple channels) specific electrical stimulation signals, and the stimulation parameter data. The embodiment of the application is not limited to the applicable disease types, and can be the disease types applicable to Deep Brain Stimulation (DBS), spinal Cord Stimulation (SCS), pelvic stimulation, gastric stimulation, peripheral nerve stimulation and functional electrical stimulation. Among the types of diseases that DBS may be used to treat or manage include, but are not limited to: spasticity (e.g., epilepsy), pain, migraine, psychotic disorder (e.g., major depressive disorder), bipolar disorder, anxiety disorder, post-traumatic stress disorder, mild depression disorder, obsessive-compulsive disorder, behavioral disorder, mood disorder, memory disorder, mental state disorder, movement disorder (e.g., essential tremor or parkinson's disease), huntington's disease, alzheimer's disease, drug addiction, autism, or other neurological or psychiatric disorders and impairments.
As shown in fig. 1-5, the present embodiment provides an implantable neurostimulator, which includes a main body and a channel module assembly structure, the channel module 2 is disposed above the main body, and the contact finger springs 25 are electrically connected to the main body. The channel module group connecting structure comprises a plug 1 and a channel module group 2.
Specifically, the plug 1 includes a rod 11 and an indication head 12 connected to the rod 11, the side wall of the indication head 12 is arc-shaped, and a plurality of connection rings 111 are provided on the plug 1; the channel module 2 comprises a transparent shell assembly 21, the shell assembly 21 is provided with a connecting hole 26, a plurality of contact finger springs 25 are arranged in the connecting hole 26 at intervals, one end of the connecting hole 26 is provided with an opening, the other end is provided with a marking section 24, and the side wall of at least one side of the marking section 24 along the circumferential direction is a plane; the plug 1 is inserted into the connecting hole 26 through the opening, and the head 12 is indicated to extend into the preset position in the identification section 24, so that the connecting ring 111 is electrically connected with the contact finger spring 25. In this embodiment, the preset position is a position indicating that the head 12 abuts against the bottom of the connecting hole 26. In other embodiments, the preset position may also be a position indicating that the head 12 extends half way into the flag 24.
In this embodiment, two connection holes 26 are provided in the housing assembly 21, and two plugs 1 can be inserted into the two connection holes 26 respectively.
Because the side wall of the marking section 24 along at least one side in the circumferential direction is a plane, when the plug 1 is inserted into the connecting hole 26 through the opening, an operator can observe through the side provided with the plane, and through the transparent shell assembly 21, the operator can observe the position of the marking head 12 conveniently due to the lens effect of the plane of the marking section 24 and the arc-shaped surface of the marking head 12, and the marking head 12 is ensured to extend into the preset position in the marking section 24. The embodiment solves the problem of poor visibility of the position of the plug 1 in the related art due to the structures such as the contact finger spring 25 and the water seal in the channel module 2 and the factors such as low light transmittance of the channel module 2. The display effect of the indication head 12 in the channel module 2 is highlighted by the matching form of the planar structure of the indication section 24 and the arc-shaped surface of the indication head 12, so as to improve the visual effect of the channel module 2.
Preferably, the side walls of the marker segment 24 are polygonal. In particular, the side walls of the logo section 24 may be quadrilateral, pentagonal, hexagonal, or the like. In this embodiment, the sidewall of the marking section 24 is quadrilateral, so that the marking section 24 is convenient to process.
Further, as shown in fig. 2 and 3, the housing assembly 21 includes an upper shell 211 and a lower shell 212, the upper shell 211 is provided with a first connection cavity 2111, the lower shell 212 is provided with a second connection cavity 2121, the lower shell 212 is buckled on the upper shell 211, and the first connection cavity 2111 and the second connection cavity 2121 enclose a connection hole 26.
Preferably, one of the upper and lower cases 211 and 212 is provided with a positioning groove 2112, and the other is provided with a positioning post 2122 corresponding to the positioning groove 2112, and when the upper case 211 and the lower case 212 are assembled, the positioning post 2122 is inserted into the positioning groove 2112, thereby improving the assembly accuracy of the upper case 211 and the lower case 212. In this embodiment, the positioning groove 2112 is located on the side of the upper housing 211 close to the lower housing 212, and the positioning post 2122 is located on the side of the lower housing 212 close to the upper housing 211.
Further preferably, the positioning slots 2112 and the positioning posts 2122 are each plural and one-to-one. The positioning posts 2122 simultaneously position the positioning slots 2112, further improving the assembly accuracy of the upper and lower shells 211, 212.
Preferably, as shown in fig. 4, the sidewall of the identification section 24 is provided with a first clamping portion, the indication head 12 is provided with a second clamping portion, and when the first clamping portion is clamped to the second clamping portion, the connection ring 111 is electrically connected to the contact finger spring 25. The plug 1 is inserted into the connecting hole 26, when the first clamping part and the second clamping part are clamped, certain sound or feedback hand feeling can be fed back, an operator can judge the clamping condition of the first clamping part and the second clamping part through sound and hand feeling, and the first clamping part and the second clamping part provide positioning for the plug 1 when being clamped, so that the plug 1 is inserted in place. Because the wire material that is connected with plug 1 is softer, the wire is pushed the compression when pegging graft, consequently, after plug 1 inserts, can outwards drag plug 1 slightly, because first joint portion and second joint portion joint, be convenient for stretch out the wire of being connected with plug 1.
In this embodiment, the sidewall of the marking section 24 is provided with a flange 22, the flange 22 is provided with a clamping hole, and the flange 22 forms a first clamping part; the indicating head 12 is provided with an annular groove forming a second clamping part; the indication head 12 is arranged in the clamping hole in a penetrating way, and the flange 22 is clamped in the annular groove, so that the first clamping part and the second clamping part are clamped. Wherein the indicating head 12 will interfere with the flange 22 during insertion, the flange 22 will deform, and after the plug 1 is inserted into place, the flange 22 will snap back into the annular groove.
Over time and patient movement, to prevent displacement of the plug 1 within the connection hole 26, as shown in fig. 1 and 5, the channel module 2 further includes a locking assembly 23, the locking assembly 23 being connected to the open end face, the locking assembly 23 being configured to secure the plug 1 within the connection hole 26 to prevent play of the plug 1.
In this embodiment, the locking assembly 23 includes a locking block 231 and a jackscrew 232, the locking block 231 is provided with a through hole, the through hole and the connecting hole 26 are coaxially arranged, a threaded hole 2311 is formed in the side wall of the through hole, the plug 1 is arranged in the through hole in a penetrating manner and is inserted into the connecting hole 26, the jackscrew 232 is in threaded connection with the threaded hole 2311, and the end part of the jackscrew abuts against the side wall of the plug 1, so that the locking plug 1 is realized.
Note that the above is only a preferred embodiment of the present utility model and the technical principle applied. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.
Claims (10)
1. A channel mold set assembling structure, comprising:
The plug comprises a plug (1), wherein the plug (1) comprises a rod part (11) and an indication head part (12) connected with the rod part (11), the side wall of the indication head part (12) is arc-shaped, and a plurality of connecting rings (111) are arranged on the plug (1);
The channel module (2), the channel module (2) comprises a transparent shell component (21), the shell component (21) is provided with a connecting hole (26), a plurality of contact finger springs (25) are arranged in the connecting hole (26) at intervals, one end of the connecting hole (26) is provided with an opening, the other end of the connecting hole is provided with a marking section (24), and the side wall of at least one side of the marking section (24) along the circumferential direction is a plane;
The plug (1) is inserted into the connecting hole (26) through the opening, and the indication head (12) stretches into a preset position in the identification section (24) so that the connecting ring (111) is electrically connected with the contact finger spring (25).
2. The channel-mould assembling structure according to claim 1, characterized in that the side walls of the identification segments (24) are polygonal.
3. The channel mold assembly connection structure according to claim 1, wherein the housing assembly (21) comprises an upper shell (211) and a lower shell (212), the upper shell (211) is provided with a first connecting cavity (2111), the lower shell (212) is provided with a second connecting cavity (2121), the lower shell (212) is buckled on the upper shell (211), and the first connecting cavity (2111) and the second connecting cavity (2121) enclose the connecting hole (26).
4. A channel-mold set assembling structure according to claim 3, wherein one of the upper case (211) and the lower case (212) is provided with a positioning groove (2112), and the other is provided with a positioning post (2122) corresponding to the positioning groove (2112), and the positioning post (2122) is inserted into the positioning groove (2112).
5. The channel-mold set assembling structure according to claim 4, wherein the positioning grooves (2112) and the positioning posts (2122) are plural and correspond one to one.
6. The channel-mold set connecting structure according to claim 1, characterized in that the side wall of the identification section (24) is provided with a first clamping portion, the indication head (12) is provided with a second clamping portion, and the first clamping portion can be clamped to the second clamping portion.
7. The channel-die set connecting structure according to claim 6, characterized in that the side wall of the identification section (24) is provided with a flange (22), the flange (22) is provided with a clamping hole, and the flange (22) forms a first clamping part;
The indication head (12) is provided with an annular groove, and the annular groove forms the second clamping part; the indication head (12) penetrates through the clamping hole, and the flange (22) is clamped in the annular groove.
8. The channel module group connecting structure according to claim 1, wherein the channel module (2) further comprises a locking assembly (23), the locking assembly (23) being connected to the end face of the opening, the locking assembly (23) being used for fixing the plug (1) in the connection hole (26).
9. The channel die set assembling structure according to claim 8, wherein the locking assembly (23) comprises a locking block (231) and a jackscrew (232), the locking block (231) is provided with a through hole, the through hole and the connecting hole (26) are coaxially arranged, a threaded hole (2311) is formed in the side wall of the through hole, the plug (1) is arranged through the through hole in a penetrating mode and is inserted into the connecting hole (26), and the jackscrew (232) is connected with the threaded hole (2311) in a threaded mode and the end portion of the jackscrew is abutted to the side wall of the plug (1).
10. An implantable neurostimulator comprising a body and a channel module assembly structure according to any one of claims 1-9, wherein the channel module (2) is disposed above the body, and the contact finger spring (25) is electrically connected to the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322037907.2U CN221181388U (en) | 2023-07-31 | 2023-07-31 | Channel module group connecting structure and implanted nerve stimulator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322037907.2U CN221181388U (en) | 2023-07-31 | 2023-07-31 | Channel module group connecting structure and implanted nerve stimulator |
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| Publication Number | Publication Date |
|---|---|
| CN221181388U true CN221181388U (en) | 2024-06-21 |
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| CN202322037907.2U Active CN221181388U (en) | 2023-07-31 | 2023-07-31 | Channel module group connecting structure and implanted nerve stimulator |
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| Country | Link |
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| CN (1) | CN221181388U (en) |
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