CN210933438U - Stimulator electrode sealing structure - Google Patents
Stimulator electrode sealing structure Download PDFInfo
- Publication number
- CN210933438U CN210933438U CN201921532767.3U CN201921532767U CN210933438U CN 210933438 U CN210933438 U CN 210933438U CN 201921532767 U CN201921532767 U CN 201921532767U CN 210933438 U CN210933438 U CN 210933438U
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- electrode
- stimulator
- sealing ring
- electrode sealing
- socket
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Abstract
The utility model discloses a stimulator electrode seal structure belongs to the stimulator field, including stimulator housing and electrode, stimulator housing's inside has been seted up and has been held the seal chamber of electrode, offer on the stimulator housing and be used for pegging graft the socket of electrode, the electrode run through in the socket extends to seal chamber's inside, the exterior wall of electrode have be used for with the electrode with the sealed electrode sealing ring of seal chamber, the electrode sealing ring with stimulator housing block connects, the inside grafting of socket has be used for with the electrode sealing ring presses the inside piece that compresses tightly of stimulator housing, it suits to compress tightly on the electrode. The electrode sealing structure of the stimulator can effectively seal the electrode in the shell of the stimulator, avoids the electrode from being separated, adopts an interference fit mode to connect and is safe to use.
Description
Technical Field
The utility model belongs to the technical field of the stimulator, concretely relates to stimulator electrode seal structure.
Background
The nerve stimulator generates pulse current by using the electric stimulator to be transmitted to the puncture needle, when the puncture needle is close to mixed nerves, the mixed nerves are depolarized, and the motor nerves are easy to depolarize, and the innervated muscles quiver to be pumped, so that the motor nerves can be positioned by muscle quiver reaction without producing abnormal feeling by the puncture needle contacting the nerves, and the nerve stimulator is composed of a stimulator body, a plug, an electrode and a lead.
The chinese utility model patent of patent number "CN 201420734315" discloses a connecting device for implanted nerve electrical stimulation system, and this connecting device has solved the great and sealed problem of current stimulator electrode and casing connecting device volume, nevertheless uses the easy pine of fix with screw to take off, and the whole less searching of being difficult for in the patient that drops of screw easily takes place dangerously.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stimulator electrode seal structure to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a stimulator electrode seal structure, includes stimulator housing and electrode, the inside of stimulator housing is seted up and is held the seal chamber of electrode, offer on the stimulator housing and be used for pegging graft the socket of electrode, the electrode run through in the socket extends to seal chamber's inside, the exterior wall of electrode have be used for with the electrode with seal chamber's sealed electrode sealing ring, electrode sealing ring with stimulator housing block connects, the inside grafting of socket is used for with the electrode sealing ring presses the inside piece that compresses tightly of stimulator housing, it suits to compress tightly the piece on the electrode.
Preferably, the electrode sealing ring is tapered.
Preferably, the outer surface wall of the electrode sealing ring has a protrusion which is in interference fit with the stimulator housing.
Preferably, the protrusion is integrally formed with the electrode sealing ring.
Compared with the prior art, the beneficial effects of the utility model are that: the stimulator electrode sealing structure is provided with the electrode sealing ring and the pressing piece, and the electrode sealing ring seals the electrical part from the external environment, so that the electrical part can be effectively protected; set up the protruding portion on the electrode sealing ring, can fix the electrode sealing ring in stimulator casing effectively through the cooperation between protruding portion and the stimulator casing, adopt interference fit's mode to replace the fix with screw, can avoid using the screw to lead to the screw to drop in the internal danger of patient effectively when convenient operation, it is safer to use.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged schematic structural diagram of a point a in fig. 1 according to the present invention.
In the figure: 1. a stimulator housing; 2. an electrode seal ring; 3. a compression member; 4. sealing the cavity; 5. an electrode; 6. a protrusion.
Detailed Description
The present invention will be further described with reference to the following examples.
The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a stimulator electrode seal structure, including stimulator casing 1 and electrode 5, stimulator casing 1's inside is seted up and is held sealed cavity 4 of electrode 5, offer the socket that is used for grafting electrode 5 on stimulator casing 1, electrode 5 runs through in the socket and extends to sealed cavity 4's inside, electrode 5's exterior wall has and is used for electrode 5 and sealed cavity 4 sealed electrode seal ring 2, electrode seal ring 2 is connected with stimulator casing 1 block, the inside grafting of socket has and is used for pressing electrode seal ring 2 in stimulator casing 1 inside compresses tightly 3, compress tightly 3 suits on electrode 5.
In the scheme, the electrode sealing ring 2 and the pressing piece 3 are arranged, and the electric part is sealed from the external environment through the electrode sealing ring 2, so that the electric part can be effectively protected; the electrode sealing ring 2 is connected with the stimulator shell 1 in a clamping mode, the mode of clamping connection is adopted to replace screw fixation, the danger that the screw drops in the body of a patient due to the use of the screw can be effectively avoided while the operation is convenient, and the use is safer.
Specifically, the electrode sealing ring 2 is of a conical shape; the tapered electrode sealing ring 2 is adopted, the diameter of one end, close to the sealing cavity 4, of the electrode sealing ring 2 is smaller than that of one end, far away from the sealing cavity 4, of the electrode sealing ring, the sealing cavity 4 can be effectively sealed with the external environment, and the electric part is prevented from being in contact with the external environment.
Specifically, the outer surface wall of the electrode sealing ring 2 is provided with a protruding part 6, and the protruding part 6 is in interference fit with the stimulator housing 1; set up protruding portion 6 on electrode sealing ring 2, under the elastic force effect of protruding portion 6 itself, the extrusion is in stimulator housing 1, adopts interference fit's mode to replace the fix with screw, can avoid using the screw to lead to the screw to drop the danger in the patient is internal when convenient operation effectively, uses safelyr.
Specifically, the protruding portion 6 is integrally formed with the electrode seal ring 2; the connection clearance between the protruding part 6 and the electrode sealing ring 2 can be effectively reduced, the falling off is avoided, and the connection of the electrode sealing ring 2 is more urgent and stable.
It should be noted that the electrode sealing ring 2 and the protruding portion 6 may be any one of rubber or silicone, and the rubber and the silicone have good elasticity and can be pressed with the inside of the stimulator housing 1 under the action of the elasticity, so that the electrode sealing ring 2 and the protruding portion 6 are pressed in the stimulator housing 1.
The utility model discloses a theory of operation and use flow: by arranging the electrode sealing ring 2 and the pressing piece 3, the electric part is sealed from the external environment through the electrode sealing ring 2, so that the electric part can be effectively protected; set up protruding portion 6 on electrode sealing ring 2, through the cooperation between protruding portion 6 and stimulator casing 1, under the elastic force effect of protruding portion 6 and electrode sealing ring 2, the extrusion is in stimulator casing 1, can fix electrode sealing ring 2 in stimulator casing 1 effectively, adopts interference fit's mode to replace the fix with screw, can avoid using the screw to lead to the screw to drop the danger in the patient body when convenient operation effectively, use safelyr.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a stimulator electrode seal structure, includes stimulator housing (1) and electrode (5), the sealed cavity (4) that can hold electrode (5) are seted up to the inside of stimulator housing (1), offer on stimulator housing (1) and be used for pegging graft the socket of electrode (5), electrode (5) run through in the socket extends to the inside of sealed cavity (4), its characterized in that: the outer wall of the electrode (5) is provided with an electrode sealing ring (2) for sealing the electrode (5) and the sealing cavity (4), the electrode sealing ring (2) is clamped and connected with the stimulator shell (1), a pressing piece (3) for pressing the electrode sealing ring (2) in the stimulator shell (1) is inserted into the socket, and the pressing piece (3) is sleeved on the electrode (5).
2. The stimulator electrode sealing structure according to claim 1, wherein: the electrode sealing ring (2) is conical.
3. The stimulator electrode sealing structure according to claim 2, wherein: the outer surface wall of the electrode sealing ring (2) is provided with a protruding part (6), and the protruding part (6) is in interference fit with the stimulator shell (1).
4. The stimulator electrode sealing structure according to claim 3, wherein: the protruding portion (6) and the electrode seal ring (2) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921532767.3U CN210933438U (en) | 2019-09-16 | 2019-09-16 | Stimulator electrode sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921532767.3U CN210933438U (en) | 2019-09-16 | 2019-09-16 | Stimulator electrode sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210933438U true CN210933438U (en) | 2020-07-07 |
Family
ID=71393589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921532767.3U Active CN210933438U (en) | 2019-09-16 | 2019-09-16 | Stimulator electrode sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210933438U (en) |
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2019
- 2019-09-16 CN CN201921532767.3U patent/CN210933438U/en active Active
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