CN216091876U - Novel implanted nerve stimulation extension lead - Google Patents
Novel implanted nerve stimulation extension lead Download PDFInfo
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- CN216091876U CN216091876U CN202121257449.8U CN202121257449U CN216091876U CN 216091876 U CN216091876 U CN 216091876U CN 202121257449 U CN202121257449 U CN 202121257449U CN 216091876 U CN216091876 U CN 216091876U
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Abstract
The utility model provides a novel implanted nerve stimulation extension lead which comprises a multi-strand spiral, a guide tube, a silicone tube, a connector, a locking square block, a connecting ring and a silica gel block, wherein the multi-strand spiral is arranged in the guide tube, one end of the multi-strand spiral is connected with the connecting ring, the other end of the multi-strand spiral is connected with the connector and the locking square block, the silica gel block is coated outside the connector and the locking square block, and the silicone tube is connected with the silica gel block and the guide tube. The utility model has the advantages of simple structure of the extension lead, convenient use, small outer diameter size and better comfort for patients.
Description
Technical Field
The utility model relates to the technical field of extension leads, in particular to a novel implantable nerve stimulation extension lead.
Background
The deep brain electrical stimulation therapy is mainly characterized by that a nerve stimulator system is implanted into the body of patient, and the stimulator is used to stimulate some nerve cores in the deep brain of the patient, and correct abnormal large brain electrical loop so as to relieve the symptoms of these nerves. Deep brain electrical stimulation therapy is an advanced treatment method for improving various disease symptoms of patients by using a stereotaxic method, placing electrodes in specific nuclei in the deep brain, then using an extension lead to connect the electrodes implanted in the brain with a stimulator implanted under the skin. The implanted nerve stimulation extension lead is used for connecting an electrode and a stimulator, is implanted at the neck and can be repeatedly stretched and extruded, so that the extension lead needs to be ensured to be stable in structure and more convenient to be smaller in size. The existing nerve stimulation extension lead adopts a multi-channel silicone tube, and a plurality of bifilar-filament spirals are used as a guide wire.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems that the existing silica gel tube of the implanted nerve stimulation extension lead has larger outer diameter and poorer comfort of patients, the utility model provides the implanted nerve stimulation extension lead, which aims to ensure that the strength of the extension lead meets the requirement, reduce the size of the extension lead and increase the comfort of the patients.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the multi-strand silk thread guide device comprises a multi-strand silk thread, a guide pipe, a silicone tube, a connector, a locking square block, a connecting ring and a silica gel block, wherein the multi-strand silk thread is arranged in the guide pipe, one end of the multi-strand silk thread is connected with the connecting ring, the other end of the multi-strand silk thread is connected with the connector and the locking square block, the silica gel block is coated outside the connector and the locking square block, and the silicone tube is connected with the silica gel block and the guide pipe.
According to another embodiment of the utility model, the multi-strand silk spiral is formed by synchronously winding eight guide wires, wherein one guide wire is connected with one connecting ring, and the connectors comprise seven groups including a first connector, a second connector, a third connector, a fourth connector, a fifth connector, a sixth connector, a seventh connector and a seventh connector, which are all connected with the multi-strand silk spiral.
According to another embodiment of the present invention, the guide wire surface of the multi-strand spiral is coated with an insulating layer, and the coating material is any one of PFA, ETFE, PTFE and PI.
According to another embodiment of the present invention, it is further included that the catheter material is polyurethane, the outer diameter is 1.3mm, and the connector, the connection ring and the locking block are made of nickel-cobalt alloy.
According to another embodiment of the utility model, the multi-strand silk spiral is formed by synchronously winding eight guide wires, wherein one guide wire is connected with one connecting ring, and the three connectors comprise a first connector, a second connector and a third connector which are all connected with the multi-strand silk spiral.
According to another embodiment of the present invention, the guide wire surface of the multi-strand spiral is coated with an insulating layer, and the coating material is any one of PFA, ETFE, PTFE and PI.
According to another embodiment of the present invention, it is further included that the catheter material is polyurethane, the outer diameter is 1.3mm, and the connector, the connection ring and the locking block are made of nickel-cobalt alloy.
The utility model has the advantages that the electrode and the stimulator can be connected, the electric signal is transmitted to the electrode from the stimulator and then transmitted to the nerve, and the treatment purpose is achieved, so that the strength of the extension lead can meet the requirement, the size of the extension lead can be reduced, and the comfort level of a patient is improved.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
FIG. 1 is a front view of the 8 contact of the present invention;
fig. 2 is a cross-sectional view of a contact of the present invention 8;
FIG. 3 is a front view of the 4-contact of the present invention;
fig. 4 is a cross-sectional view of a 4-contact of the present invention;
in the figure, 1, a multi-strand spiral, 2, a catheter, 3, a silicone tube, 4, a connector, 4-1, a connector I, 4-2, a connector II, 4-3, a connector III, 4-4, a connector IV, 4-5, a connector V, 4-6, a connector VI, 4-7, a connector VII, 5, a locking square, 6, a connecting ring, 6-1, a connecting ring I, 6-2, a connecting ring II, 6-3, a connecting ring III, 6-4, a connecting ring IV, 6-5, a connecting ring V, 6-6, a connecting ring VI, 6-7, a connecting ring VII, 6-8, a connecting ring VIII, 7 and a silicone block are shown.
Detailed Description
Fig. 1 to 2 are schematic structural diagrams of the present invention, which are a novel implantable neurostimulation extension lead, and are characterized by comprising a multi-strand spiral 1, a catheter 2, a silicone tube 3, a connector 4, a locking block 5, a connecting ring 6 and a silicone block 7, wherein the catheter 2 is internally provided with the multi-strand spiral 1, one end of the multi-strand spiral 1 is connected with the connecting ring 6, the other end of the multi-strand spiral 1 is connected with the connector 4 and the locking block 5, the silicone block 7 is covered outside the connector 4 and the locking block 5, and the silicone tube 3 is connected with the silicone block 7 and the catheter 2.
Specifically, the connector 4 is used for transmitting signals, the locking block is used for transmitting signals, and the electrode is locked to prevent the electrode and the extension lead from moving relatively.
According to another embodiment of the utility model, eight groups of connecting rings 6 are further included, the connecting rings 6 are arranged at intervals through polyurethane, and comprise a first connecting ring 6-1, a second connecting ring 6-2, a third connecting ring 6-3, a fourth connecting ring 6-4, a fifth connecting ring 6-5, a sixth connecting ring 6-6, a seventh connecting ring 6-7 and an eighth connecting ring 6-8, the multi-strand spiral 1 is formed by synchronously winding eight guide wires, one strand of guide wire is connected with one connecting ring 6, and the connectors 4 are seven groups in total, and comprise a connector I4-1, a connector II 4-2, a connector III 4-3, a connector IV 4-4, a connector V4-5, a connector VI 4-6 and a connector VII 4-7 which are all connected with the multi-strand spiral 1.
Specifically, the first connecting ring 6-1, the second connecting ring 6-2, the third connecting ring 6-3, the fourth connecting ring 6-4, the fifth connecting ring 6-5, the sixth connecting ring 6-6, the seventh connecting ring 6-7, the eighth connecting ring 6-8, the first connector 4-1, the second connector 4-2, the third connector 4-3, the fourth connector 4-4, the fifth connector 4-5, the sixth connector 4-6, the seventh connector 4-7 and the locking square 5 are in one-to-one correspondence.
According to another embodiment of the present invention, it is further included that the guide wire surfaces of the multi-strand spiral 1 are all provided with an insulating coating, and the coating material is any one of PFA, ETFE, PTFE and PI.
Specifically, one end of the multi-strand spiral 1 is connected with the connecting ring 6 one by one, and 8 guide wires at the other end of the multi-strand spiral are connected with the first connector 4-1, the second connector 4-2, the third connector 4-3, the fourth connector 4-4, the fifth connector 4-5, the sixth connector 4-6, the seventh connector 4-7 and the locking square block 5 respectively to form an eight-contact novel implantable nerve stimulation extension wire which can be connected with a 1.3mm electrode.
According to another embodiment of the present invention, it is further included that the catheter 2 is made of polyurethane, the outer diameter is 1.3mm, and the connector 4, the connection ring 6 and the locking block 5 are made of nickel-cobalt alloy.
Fig. 3 to 4 are schematic structural diagrams of the present invention, and a novel implantable neurostimulation extension lead is provided, wherein eight groups of connection rings 6 are provided, the connection rings 6 are arranged at intervals by polyurethane, and include a first connection ring 6-1, a second connection ring 6-2, a third connection ring 6-3, a fourth connection ring 6-4, a fifth connection ring 6-5, a sixth connection ring 6-6, a seventh connection ring 6-7 and an eighth connection ring 6-8, the multi-strand spiral 1 is formed by synchronously winding eight strands of guide wires, one strand of guide wire is connected with one connection ring 6, and the connector 4 includes three groups, including a first connector 4-1, a second connector 4-2 and a third connector 4-3, which are all connected with the multi-strand spiral 1.
Specifically, the first connecting ring 6-1, the second connecting ring 6-2, the third connecting ring 6-3, the fourth connecting ring 6-4, the first connector 4-1, the second connector 4-2, the third connector 4-3 and the locking block 5 are in one-to-one correspondence, and the first connecting ring 6-5, the second connecting ring 6-6, the second connecting ring 6-7 and the third connecting ring 6-8 do not have a correspondence relationship.
According to another embodiment of the present invention, it is further included that the guide wire surfaces of the multi-strand spiral 1 are all provided with an insulating coating, and the coating material is any one of PFA, ETFE, PTFE and PI.
Specifically, one end of the multi-strand wire spiral 1 is connected with the connecting ring 6 one by one, and the other end of the multi-strand wire spiral is connected with the first connector 4-1, the second connector 4-2, the third connector 4-3 and the locking block 5 through 4 guide wires to form a four-contact novel implantable nerve stimulation extension wire which can be connected with a 1.3mm electrode and a 1.0mm electrode, functions of the four-contact and eight-contact novel implantable nerve stimulation extension wires are the same, but the eight-contact novel implantable nerve stimulation extension wire is wider in coverage and more in selection.
According to another embodiment of the present invention, it is further included that the catheter 2 is made of polyurethane, the outer diameter is 1.3mm, and the connector 4, the connection ring 6 and the locking block 5 are made of nickel-cobalt alloy.
The specific operation process is that a novel implanted nerve stimulation extension lead is connected with an electrode and a stimulator, a stimulation signal is sent out through the stimulator, passes through a connecting ring 6, a multi-strand spiral 1, a connector 4 and a locking square 5, is transmitted to the inside of a body through the electrode, and achieves the purpose of treatment.
The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (7)
1. The utility model provides a novel implanted neurostimulation extends wire, characterized by, includes stranded silk spiral (1), pipe (2), silicone tube (3), connector (4), locking square (5), go-between (6) and silica gel piece (7), built-in stranded silk spiral (1) of pipe (2), go-between (6) are connected to stranded silk spiral (1) one end, other end connection connector (4) and locking square (5), the cladding of silica gel piece (7) is outside connector (4) and locking square (5), silica gel piece (7) and pipe (2) are connected in silicone tube (3).
2. The novel implantable neurostimulation extension lead according to claim 1, wherein the connecting rings (6) are eight groups, the connecting rings (6) are arranged at intervals through polyurethane, and the novel implantable neurostimulation extension lead comprises a first connecting ring (6-1), a second connecting ring (6-2), a third connecting ring (6-3), a fourth connecting ring (6-4), a fifth connecting ring (6-5), a sixth connecting ring (6-6), a seventh connecting ring (6-7) and an eighth connecting ring (6-8), the multi-strand spiral (1) is formed by synchronously winding eight guide wires, one guide wire is connected with one connecting ring (6), and the connectors (4) are seven groups in total and comprise a first connector (4-1), a second connector (4-2), a third connector (4-3), a fourth connector (4-4), The fifth connector (4-5), the sixth connector (4-6) and the seventh connector (4-7) are all connected with the multi-strand spiral (1).
3. The novel implantable neurostimulation extension lead of claim 2, wherein the surfaces of the guide wires of the multi-strand spiral (1) are all provided with insulating coatings, and the coating materials are any one of PFA, ETFE, PTFE and PI.
4. The novel implantable neurostimulation extension lead according to claim 2, wherein the catheter (2) is made of polyurethane, the outer diameter of the catheter is 1.3mm, and the connector (4), the connecting ring (6) and the locking square block (5) are made of nickel-cobalt alloy.
5. The novel implantable neurostimulation extension lead of claim 1, the connecting rings (6) are arranged at intervals by polyurethane, and comprise a connecting ring I (6-1), a connecting ring II (6-2), a connecting ring III (6-3), a connecting ring IV (6-4), a connecting ring V (6-5), a connecting ring VI (6-6), a connecting ring VII (6-7) and a connecting ring VIII (6-8), the multi-strand spiral (1) is formed by synchronously winding eight guide wires, one strand of guide wire is connected with one connecting ring (6), and the connectors (4) have three groups, including a connector I (4-1), a connector II (4-2) and a connector III (4-3), which are all connected with the multi-strand spiral (1).
6. The novel implantable neurostimulation extension lead of claim 5, wherein the surfaces of the guide wires of the multi-strand spiral (1) are all provided with insulating coatings, and the coating materials are any one of PFA, ETFE, PTFE and PI.
7. The novel implantable neurostimulation extension lead according to claim 5, wherein the catheter (2) is made of polyurethane, the outer diameter of the catheter is 1.3mm, and the connector (4), the connecting ring (6) and the locking square block (5) are made of nickel-cobalt alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121257449.8U CN216091876U (en) | 2021-06-07 | 2021-06-07 | Novel implanted nerve stimulation extension lead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121257449.8U CN216091876U (en) | 2021-06-07 | 2021-06-07 | Novel implanted nerve stimulation extension lead |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216091876U true CN216091876U (en) | 2022-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121257449.8U Active CN216091876U (en) | 2021-06-07 | 2021-06-07 | Novel implanted nerve stimulation extension lead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216091876U (en) |
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2021
- 2021-06-07 CN CN202121257449.8U patent/CN216091876U/en active Active
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