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CN218652732U - Pulse generator with through window and stimulation system - Google Patents

Pulse generator with through window and stimulation system Download PDF

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Publication number
CN218652732U
CN218652732U CN202222266923.4U CN202222266923U CN218652732U CN 218652732 U CN218652732 U CN 218652732U CN 202222266923 U CN202222266923 U CN 202222266923U CN 218652732 U CN218652732 U CN 218652732U
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China
Prior art keywords
conductive layer
window
shell
pulse generator
housing
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Active
Application number
CN202222266923.4U
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Chinese (zh)
Inventor
徐周东
吴国林
朱为然
章海涛
李正
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Jingyu Medical Technology Suzhou Co ltd
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Sceneray Co Ltd
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Priority to CN202222266923.4U priority Critical patent/CN218652732U/en
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Abstract

The utility model discloses a pulse generator and amazing system with pass through window, include: the transmission module, body and pass through the window. The transfer module includes an outer case and an inner case, a connection passage for connecting the insert is formed inside the inner case, and a first conductive layer for connecting the connection passage is formed outside the inner case. The body is used for butt joint transmission module, and the body includes butt joint casing and feed-through, is formed with the second conducting layer that is close to first conducting layer on the feed-through, and first conducting layer and second conducting layer pass through the wire and connect. The transparent window is adjacent to the first conductive layer and the second conductive layer. The through window is formed on the outer shell, or formed on the docking shell, or formed on the outer shell and the docking shell in a docked state. Through penetrating the window, will need the welded part to weld, need not to open the casing of buckling once more, make things convenient for the inside part welding of pulse generator, shorten the assembly period.

Description

Pulse generator with through window and stimulation system
Technical Field
The utility model relates to a pulse generator technical field especially relates to a pulse generator and amazing system with pass through window.
Background
Electrical nerve stimulation is a commonly used means of treating nerve dysfunction and healing nerve injury, and the electrical nerve stimulation system applies electrical stimulation to the relevant site through a pulse generator and electrodes implanted in the body. The pulse generator is mainly used for generating electrical stimulation, and electrical stimulation signals are released to the brain of a patient through the stimulation electrodes to help the patient to recover.
Because the assembly process of the current implantable pulse generator is complex, all parts of the pulse generator must be sequentially assembled according to steps, and the electric appliance element in the pulse generator is of a closed structure because the shell can only be welded in the assembly process, so that the assembly has high limitation.
Therefore, there remains a need for a pulse generator and stimulation system with a through window to address the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve a pulse generator and amazing system with window of passing through of above-mentioned problem.
The purpose of the utility model is realized by adopting the following technical scheme:
a pulse generator having a through window, comprising:
the transmission module comprises an outer shell and an inner shell, the outer shell is sleeved outside the inner shell, a connecting channel for connecting an insert is formed inside the inner shell, and a first conducting layer for connecting the connecting channel is formed outside the inner shell;
the body is used for butting the transmission module and comprises a butting shell and a feed-through piece, a second conductive layer close to the first conductive layer is formed on the feed-through piece, and the first conductive layer and the second conductive layer are connected through a lead and used for transmitting a signal generated by the body to a connecting channel;
a through window adjacent to the first and second conductive layers;
the through window is formed on the outer shell, or the through window is formed on the butt joint shell, or the through window is formed on the outer shell and the butt joint shell in a butt joint state.
In one embodiment, the outer casing comprises a front cover and a rear cover which are combined, a sealing gasket is arranged at the joint of the front cover and the rear cover, and a suture hole is formed in the outer casing.
In one embodiment, the feedthrough extends into the interior of the housing body, the through-window is formed on the housing body, and the second conductive layer is electrically connected to the first conductive layer through the guide wire.
In one embodiment, the through-window is a through-hole formed on the outer case, the through-hole being covered by a sealing cover, or the through-hole being covered by a filler.
In one embodiment, the bottom of the outer shell is further provided with a first clamping portion and a groove, the top of the butting shell is provided with a second clamping portion and a tongue plate, the first clamping portion and the second clamping portion are connected in a buckling mode during butting, and the tongue plate extends into the groove and is covered by the filling piece.
In one embodiment, a plurality of conductive members are disposed within the connecting channel, the conductive members are electrically connected to the first conductive layer, and a circuit board is connected to the inside of the butt-joint housing and electrically connected to the second conductive layer on the feed-through.
In one embodiment, the body further comprises a battery for powering the body.
In one embodiment, the outer casing further comprises an induction coil and an external piece, the induction coil is embedded in the outer casing, the external piece extends out of the inner side of the outer casing and is electrically connected with the induction coil, the external piece is electrically connected with a third conducting layer on the feed-through piece, the third conducting layer is electrically connected with the circuit board, and the external piece and the third conducting layer are close to the through window and used for charging the battery with current generated by the induction coil.
In one embodiment, the transfer module further comprises: the locating element is connected on the axial direction of the connecting channel and is attached to the inner shell for fixing the inserting piece inserted into the connecting channel, and the sealing element is attached to the locating element and is located in the outer shell for sealing connection of the inserting piece.
A stimulation system comprising a pulse generator according to any of the above, an insert, a connector, a lead and a stimulation electrode, the pulse generator being connected to the connector via the insert and the lead connecting the insert, the connector being connected to the stimulation electrode.
Compared with the prior art, the beneficial effects of the utility model include at least:
pulse generator is when the equipment, sees through the window, will need the welded part to weld, need not to open the casing of the transmission module or the body that has buckled once more, all exposes all parts, increases the fault risk of other parts, makes things convenient for the inside part welding of pulse generator to welding the convenient solidification material that fills in rear.
Drawings
Fig. 1 is a schematic structural diagram of a pulse generator according to an embodiment of the present invention;
fig. 2 is an exploded view of a transfer module and body of an embodiment of the present invention;
fig. 3 is an exploded view of a transfer module according to an embodiment of the present invention.
In the figure: 1. a transfer module; 11. an outer housing; 111. a front cover; 112. a rear cover; 113. sealing gaskets; 114. a first engaging portion; 115. a groove; 116. an induction coil; 117. an external connector; 12. an inner housing; 13. a connecting channel; 14. a first conductive layer; 15. a positioning member; 16. a seal member; 2. a body; 21. butting the shells; 22. a feedthrough; 221. a second conductive layer; 23. a second engaging portion; 24. a tongue plate; 251. a third conductive layer; 3. and (6) a window is penetrated.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their repetitive description will be omitted.
The words for expressing the position and direction described in the present invention are all the explanations given by taking the drawings as examples, but can be changed according to the needs, and the changes are all included in the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a pulse generator with a through window 3, comprising: a transmission module 1, a body 2 and a through window 3.
The transmission module 1 comprises an outer shell 11 and an inner shell 12, wherein the outer shell 11 is sleeved outside the inner shell 12, a connecting channel 13 for connecting an insert is formed inside the inner shell 12, and a first conducting layer 14 for connecting the connecting channel 13 is formed outside the inner shell 12. A plurality of conductive members, such as conductive coil springs, are distributed inside the connecting channel 13, and the conductive coil springs are electrically connected to the first conductive layer 14, and a fixed space is formed inside the fastened outer housing 11 for accommodating the inner housing 12.
The body 2 is used for butting the transmission module 1, the body 2 comprises a butting shell 21 and a feed-through piece 22, a second conductive layer 221 close to the first conductive layer 14 is formed on the feed-through piece 22, and the first conductive layer 14 and the second conductive layer 221 are connected through a lead and used for transmitting signals generated by the body 2 to the connecting channel 13. The top of the body 2 and the bottom of the transfer module 1 have matching shapes, so that the body 2 and the transfer module 1 can be butted and combined, the butted first conductive layer 14 and the second conductive layer 221 have a small distance therebetween, and wires need to be welded through a wire bonding process to connect the first conductive layer 14 and the second conductive layer 221.
The window 3 is adjacent to the first conductive layer 14 and the second conductive layer 221, and when the body 2 and the transmission module 1 are close to each other, the window 3 is used for exposing the close first conductive layer 14 and the close second conductive layer 221 through the shell.
Due to the different relative positions of the first conductive layer 14 and the second conductive layer 221 after being butted on the pulse generator, the positions of the through window 3 on the outer shell 11 and the butting shell 21 are correspondingly different, for example, the through window 3 is formed on the outer shell 11, or the through window 3 is formed on the butting shell 21, or the through window 3 is formed on the outer shell 11 and the butting shell 21 in a butted state, that is, one part of the through window 3 is formed on the outer shell 11 and the other part is formed on the butting shell 21.
Through setting the pulse generator to the body 2 of transmission module 1 and cooperation butt joint, and set up through-window 3 on outer casing 11 or butt joint casing 21, after the combination, pass through-window 3 and pass through the seal wire welding with first conducting layer 14 and second conducting layer 221, need not to open outer casing 11 or casing after the combination once more, make things convenient for operating personnel welding or arm welding, it is convenient simultaneously in subsequent process, conveniently pack the sealing material that is used for the solidification through-window 3 to the pulse generator after the equipment, the sealing material is epoxy for example, through filling the sealing material, can prevent that liquid from inwards deepening through-window 3.
The through-window 3 is, for example, a through-hole formed in the outer case 11, and is capable of consuming a material to some extent, and the through-hole is covered with a sealing cover, for example, a rubber cover that matches the shape of the through-window 3, or the through-hole is covered with a filler, for example, the above-described cured sealing material. After the welding between the first conductive layer 14 and the second conductive layer 221 is completed, a filling member, such as a cured epoxy resin, may be injected into the through window 3, and the welded guide wires are cured by the filling member and filled in the outer shell 11, so as to improve the overall strength and prevent the liquid from penetrating into the outer shell 11.
In one embodiment, the outer housing 11 comprises a front cover 111 and a rear cover 112 which are combined, a sealing gasket 113 is arranged at the joint of the front cover 111 and the rear cover 112, a suture hole is formed on the outer housing 11, and after the pulse generator is implanted in the body of a patient, a thread can be passed through the suture hole and the body tissue to complete the fixation of the pulse generator in the body. A sealing gasket 113 is disposed between the contact surfaces of the front cover 111 and the rear cover 112 for buckling, wherein the sealing gasket 113 is, for example, a rubber gasket or a silicone gasket, and is clamped between the front cover 111 and the rear cover 112 and generates a certain elastic deformation, so as to prevent liquid from entering the interior of the transmission module 1 through a gap between the rear cover 112 and the front cover 111, and avoid causing contact failure between the conductive coil spring and the contact inside.
In one embodiment, the feedthrough 22 extends into the interior of the outer casing 11, the second conductive layer 221 on the feedthrough 22 is located below the outer casing 11, the through window 3 is correspondingly formed on the outer casing 11, and the second conductive layer 221 is electrically connected to the first conductive layer 14 through the guide wire. In the embodiment, the through window 3 is formed on the outer casing 11, and the through window 3 is, for example, a slot hole in the shape of a strip, the length of the slot hole is slightly greater than the total length of the first conductive layer 14 and the second conductive layer 221 to be butted, so as to provide sufficient space for an operator or a robot arm to avoid, and a conductive wire is welded between the first conductive layer 14 and the second conductive layer 221, besides, other components can be welded or mounted through the through window 3. The assembled shell does not need to be opened, all parts are exposed in the air for welding, the failure rate of other parts is reduced, and welding is facilitated.
In one embodiment, the bottom of the outer housing 11 is further provided with a first locking portion 114 and a groove 115, the top of the docking housing 21 is provided with a second locking portion 23 and a tongue plate 24, when docking, the first locking portion 114 and the second locking portion 23 are connected in a snap-fit manner, and the tongue plate 24 extends into the groove 115 and is covered by a filling member, thereby improving the connection strength between the outer housing 11 and the docking housing 21. The first locking portion 114 and the second locking portion 23 are, for example, a locking block with a locking hole and a locking key with an inclined plane, respectively, and when connected, the first locking portion 114 and the second locking portion 23 are locked with each other, and the tongue plate 24 extends into the groove 115 of the outer shell 11 to play a role of auxiliary positioning, so as to prevent the outer shell 11 and the docking shell 21 from deviating from a preset position during docking, and facilitate assembly.
In one embodiment, a plurality of conductive members are disposed in the connecting channel 13, the conductive members are electrically connected to the first conductive layer 14, and a circuit board is connected to the abutting shell 21 and electrically connected to the second conductive layer 221 on the feedthrough 22. In one embodiment, a plurality of conductive members, such as conductive coil springs, are distributed inside the connecting channel 13, the conductive coil springs are electrically connected to the first conductive layer 14 by contact, the docking housing 21 is a tubular structure with two open ends, the docking housing 21 is internally corresponding to a fixed circuit board, the circuit board is electrically connected to the feed-through 22 at the top of the docking housing 21, the feed-through 22 is connected to the first conductive layer 14 through a guide wire on the second conductive layer 221, and in operation, the circuit board generates a stimulation signal, and the stimulation signal is transmitted to the first conductive layer 14 through the second conductive layer 221 and finally transmitted to the conductive members through the first conductive layer 14.
In one embodiment, the body 2 further comprises a battery (not shown) for powering the body 2. The battery is, for example, a rechargeable battery, and is not particularly limited.
In one embodiment, the outer housing 11 further includes an induction coil 116 (not shown in the figure) and an external connector 117, the induction coil 116 is embedded inside the outer housing 11, the external connector 117 extends from the inside of the outer housing 11 and is electrically connected to the induction coil 116, the external connector 117 is, for example, a conductive terminal, the external connector 117 is electrically connected to the third conductive layer 251 on the feedthrough 22, the third conductive layer 251 is electrically connected to the circuit board (not shown in the figure), and the external connector 117 and the third conductive layer 251 are close to the through window 3 and are used for charging the battery with the current generated by the induction coil 116. When the induction coil 116 embedded in the outer housing 11 is operated, an induction current is generated by a matched wireless charger, and the induction current is transmitted to the third conductive layer 251 through the external connector 117 and is transmitted to the battery for power supply through the third conductive layer 251. After the pulse generator is assembled, the external connector 117 and the third conductive layer 251 are welded through the transparent window 3, the situation that the outer shell 11 is opened again for welding wires after the pulse generator is assembled is avoided, all components do not need to be exposed in the air at the same time, and the fault rate of the components is avoided being increased.
In one embodiment, the transfer module 1 further comprises: a positioning element 15 and a sealing element 16, the positioning element 15 is connected in the axial direction of the connecting channel 13 and is jointed with the inner casing 12 for fixing the insert inserted in the connecting channel 13, and the sealing element 16 is jointed with the positioning element 15 and is located in the outer casing 11 for sealing connection of the insert. The positioning member 15 includes, for example, a waterproof bolt and a waterproof layer, and when the connection is made, the waterproof bolt is connected to the rear cover 112 to fix the insert inserted into the connecting channel 13, so as to prevent the insert from falling off from the inside of the connecting channel 13, which results in that the signal cannot be effectively transmitted to the stimulating electrode, and the waterproof member is attached to the outer wall of the sealing member 16 close to the outer shell 11, thereby preventing external water from entering the transmission module 1 along the insert, which results in a short circuit of water.
The utility model also provides a stimulation system, including any one of the above-mentioned embodiments impulse generator, insert, connector, wire and stimulation electrode, impulse generator passes through the wire connection connector of insert and connection insert, stimulation electrode is connected to the connector. The pulse generator generates an electrical stimulation signal, the electrical stimulation signal is transmitted to the connector through the insertion piece and is transmitted to the lead through the connector, and finally the stimulation signal is transmitted to the stimulation electrode through the lead and acts on a part to be stimulated in the body of a patient through the stimulation electrode. By adopting the stimulation system of the pulse generator, the pulse generator is provided with the window which is convenient for welding the guide wire to connect the first conducting layer 14 and the second conducting layer 221, so that the stimulation system of the pulse generator is convenient for welding when the first conducting layer 14 and the second conducting layer 221 are welded, the parts are not required to be completely exposed in the air during welding, and the failure rate of the parts is reduced.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be considered as limiting, and that those skilled in the art can make changes, modifications, substitutions and alterations herein without departing from the spirit and scope of the invention, all of which shall fall within the scope of the appended claims.

Claims (10)

1. A pulse generator having a through window, comprising:
the transmission module comprises an outer shell and an inner shell, the outer shell is sleeved outside the inner shell, a connecting channel for connecting an insert is formed inside the inner shell, and a first conducting layer for connecting the connecting channel is formed outside the inner shell;
the body is used for butting the transmission module and comprises a butting shell and a feed-through piece, a second conductive layer close to the first conductive layer is formed on the feed-through piece, and the first conductive layer and the second conductive layer are connected through a lead and used for transmitting a signal generated by the body to a connecting channel;
a through window adjacent to the first and second conductive layers;
the through window is formed on the outer shell, or the through window is formed on the butt joint shell, or the through window is formed on the outer shell and the butt joint shell in a butt joint state.
2. The pulser of claim 1, wherein the outer housing comprises a front cover and a rear cover that are joined together, a sealing gasket is provided at the joint of the front cover and the rear cover, and a suture hole is formed in the outer housing.
3. The pulser of claim 1, wherein the feedthrough extends into the interior of the outer housing, the window is formed in the outer housing, and the second conductive layer is electrically connected to the first conductive layer by a guide wire.
4. The pulser of claim 3, wherein the through window is a through hole formed in the outer housing, the through hole being covered by a sealing cover, or the through hole being covered by a filler.
5. The pulse generator as claimed in claim 4, wherein the bottom of the outer housing further comprises a first locking portion and a groove, the top of the docking housing comprises a second locking portion and a tongue plate, the first locking portion and the second locking portion are connected by a snap fit when the docking housing is docked, and the tongue plate extends into the groove and is covered by the filling member.
6. The pulser of claim 1, wherein a plurality of conductive members are disposed within the connecting channel, said conductive members electrically coupled to the first conductive layer, and a circuit board is coupled to the interior of the docking housing, said circuit board electrically coupled to the second conductive layer on the feedthrough.
7. A pulse generator as defined in claim 6, wherein the body further comprises a battery for powering the body.
8. The pulser of claim 7, wherein the housing further comprises an induction coil and an external component, the induction coil is embedded inside the housing, the external component extends from an inner side of the housing and is electrically connected to the induction coil, the external component is electrically connected to a third conductive layer on the feed-through component, the third conductive layer is electrically connected to the circuit board, and the external component and the third conductive layer are adjacent to the through window and are configured to charge the battery with current generated by the induction coil.
9. The pulse generator of claim 1, wherein the delivery module further comprises: the positioning piece is connected to the axial direction of the connecting channel and attached to the inner shell for fixing the inserting piece inserted into the connecting channel, and the sealing piece is attached to the positioning piece and located in the outer shell for sealing connection of the inserting piece.
10. A stimulation system, comprising a pulse generator according to any of claims 1-9, an insert, a connector, a lead and a stimulation electrode, wherein the pulse generator is connected to the connector via the insert and the lead connected to the insert, and the connector is connected to the stimulation electrode.
CN202222266923.4U 2022-08-26 2022-08-26 Pulse generator with through window and stimulation system Active CN218652732U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222266923.4U CN218652732U (en) 2022-08-26 2022-08-26 Pulse generator with through window and stimulation system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222266923.4U CN218652732U (en) 2022-08-26 2022-08-26 Pulse generator with through window and stimulation system

Publications (1)

Publication Number Publication Date
CN218652732U true CN218652732U (en) 2023-03-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222266923.4U Active CN218652732U (en) 2022-08-26 2022-08-26 Pulse generator with through window and stimulation system

Country Status (1)

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CN (1) CN218652732U (en)

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Address after: 215000 building C16, bio nano Park, 218 Xinghu street, Suzhou Industrial Park, Jiangsu Province

Patentee after: Jingyu Medical Technology (Suzhou) Co.,Ltd.

Address before: 215000 building C16, bio nano Park, 218 Xinghu street, Suzhou Industrial Park, Jiangsu Province

Patentee before: SCENERAY Co.,Ltd.