CN214511131U - Nerve stimulation suction tube - Google Patents
Nerve stimulation suction tube Download PDFInfo
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- CN214511131U CN214511131U CN202023060807.4U CN202023060807U CN214511131U CN 214511131 U CN214511131 U CN 214511131U CN 202023060807 U CN202023060807 U CN 202023060807U CN 214511131 U CN214511131 U CN 214511131U
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- stimulation
- suction
- nerve
- suction tube
- negative pressure
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Abstract
The utility model provides a neural stimulation attracts pipe relates to the medical instrument field, has solved neural monitoring facilities and need use the supplementary blood, tissue fluid or the washing liquid of removing of other suction instrument in the nervous system monitoring process in the art, complex operation, problem that work efficiency is low. The nerve stimulation device comprises a stimulation suction part, wherein one end of the stimulation suction part is a stimulation end, the stimulation suction part is a conductive body, and a wiring part which can be connected with nerve monitoring equipment is arranged on the stimulation suction part and transmits a stimulation signal sent by the nerve monitoring equipment to the stimulation end; the stimulation suction part is internally provided with a cavity for forming a fluid channel, one end of the cavity is used for being connected with the negative pressure device, and the other end of the cavity extends to the stimulation end and is used for sucking blood, tissue fluid or cleaning fluid. The negative pressure device has the functions of nerve detection and suction by matching with nerve monitoring equipment and the negative pressure device, does not need to be additionally provided with redundant structures, and has simple structure; other tools are not needed to be taken, and the suction tube and the stimulating probe are not needed to be switched back and forth; the operation is convenient, and the working efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of the medical instrument technique and specifically relates to a neural amazing suction tube is related to.
Background
During some surgeries or other treatment procedures, it is desirable to detect the location of nerves, or monitor the functional status of nerves, etc. In the above process, usually, the nerve monitoring device and the stimulating probe connected to the nerve monitoring device through a lead are used to generate a stimulating signal and stimulate the corresponding nerve part through the probe to detect the position of the nerve and monitor the functional state of the nerve.
The applicant has found that the prior art has at least the following technical problems:
1. in the process of the nerve detection of the stimulation probe, blood may flow out of the corresponding part to cover the nerve part or cleaning fluid may exist in the corresponding part, which may prevent the probe from detecting, and other tools are needed to remove the blood, tissue fluid or cleaning fluid.
2. In the detection process, other tissues may cover the corresponding part, and the covered other tissues need to be poked or cut off to detect; the process also requires the assistance of other tools.
Therefore, in the nerve stimulation detection process, various other tools are often required to assist in sucking blood or tissue fluid and the like, assist in poking or cutting other tissues covered on the detection position, and the various tools are switched back and forth, so that the operation is complicated, and the working efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a nerve stimulation suction tube to solve the technical problem that the nerve monitoring equipment in the prior art needs to assist in clearing blood, poking or cutting other tissues by other tools in the nerve detection process, so that the working efficiency is low; the utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a neural stimulation attracts pipe, including amazing the attraction portion, wherein:
one end of the stimulation suction part is a stimulation end, the stimulation suction part is an electric conductor, and a wiring part which can be connected with nerve monitoring equipment is arranged on the stimulation suction part and is used for transmitting a stimulation signal sent by the nerve monitoring equipment to the stimulation end; and a cavity for forming a fluid channel is arranged in the stimulation suction part, one end of the cavity is used for being connected with the negative pressure device, and the other end of the cavity extends to the stimulation end and is used for sucking blood and/or tissue fluid and/or cleaning fluid.
Preferably, the wire connection part is located on the stimulation suction part at a position far away from the stimulation end, and the wire connection part is used for being connected with nerve monitoring equipment.
The stimulation suction part is in a linear shape, a bent shape or an arc bent shape.
Preferably, at least a portion of the stimulus suction portion located between the stimulus end and the wire connection portion is a conductive body, and a portion between the wire connection portion and the stimulus end is covered with an insulating layer.
Preferably, the nerve stimulation suction tube further comprises a holding portion, the holding portion is connected with the stimulation suction portion, a drainage channel with one end communicated with the fluid channel of the stimulation suction portion is arranged in the holding portion, and the other end of the drainage channel is connected with the negative pressure device.
Preferably, the wire connecting portion is inclined toward the grip portion.
Preferably, a connection port for communicating with a negative pressure device is formed on an end surface of the holding portion, and the connection port is communicated with the drainage channel.
Preferably, the holding part is provided with a through hole communicated with the drainage channel, the through hole is communicated with the outside air, and when the through hole is blocked, the stimulation suction part connected with the negative pressure device can suck blood or tissue fluid.
Preferably, a blade structure for cutting tissue or a hook structure for stripping tissue is arranged on one side of the stimulation suction part close to the stimulation end.
Preferably, one end of the stimulation suction part, which is far away from the stimulation end, is a connecting end used for being fixedly connected with the holding part, and the connecting end and the holding part are connected into a whole through injection molding or detachably connected.
The utility model provides a neural stimulation attracts pipe, compares with prior art, has following beneficial effect:
the stimulation suction part is used for transmitting a stimulation signal of the nerve monitoring equipment to the stimulation end, so that nerve detection of a target position can be realized, and meanwhile, a fluid channel is arranged in the stimulation suction part, and when the fluid channel is connected with the negative pressure device, blood, tissue fluid or cleaning fluid and the like near the target position can be sucked. The stimulation suction part is matched with the nerve monitoring equipment and the negative pressure device, has the functions of nerve detection and suction, does not need to be additionally provided with a redundant complex structure, and has a simple structure; other tools are not needed to be taken, and the suction tube and the stimulating probe are not needed to be switched back and forth; the working efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of a first embodiment of the neurostimulation suction tube of the present invention;
fig. 2 is a schematic view of the internal structure of a first embodiment of the neurostimulation suction tube of the present invention;
fig. 3 is a schematic view of the overall structure of a second embodiment of the neurostimulation suction tube of the present invention;
FIG. 4 is a schematic diagram of a configuration of a neurostimulation suction tube for delivering an electrical signal;
FIG. 5 is a schematic view of the configuration of the drainage channel and fluid channel of the neurostimulation suction tube in cooperation;
FIG. 6 is a schematic structural view of a first embodiment of a stimulus-attracting portion having a blade structure;
FIG. 7 is a schematic structural view of a second embodiment of a stimulus-attracting portion having a blade structure;
FIG. 8 is a schematic view of a first embodiment of a stimulus-attracting portion having a hook-like configuration;
FIG. 9 is a schematic view of a second embodiment of a stimulus-attraction portion having a hook-like configuration;
FIG. 10 is a schematic view of a first embodiment of a stimulus-attracting portion of a bent structure;
FIG. 11 is a schematic structural view of a second embodiment of a stimulus-attracting portion of a bent structure;
in fig. 1, a stimulus suction portion; 11. a stimulating end; 12. a wiring portion; 13. an insulating layer; 101. a fluid channel; 14. a connecting end;
2. a connecting wire; 21. a jack;
3. a blade structure;
4. a grip portion; 401. a drainage channel; 402. a through hole;
5. a hook-like structure.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "length", "width", "height", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "side", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
The nerve stimulation devices in the prior art are typically probes that are connected to nerve monitoring equipment, the ends of the probes being probes for contacting and stimulating a target site. When stimulating the target location, often need to use suction catheter to clear away blood, interstitial fluid or washing liquid etc. often need to use tissues that surgical knife etc. cut adhesion, block the sight. The above-mentioned in-process needs to make a round trip to switch different instruments, and work efficiency is low.
Example 1
In view of the above problems, the present embodiment provides a neural stimulation suction tube with reference to fig. 1 to 10, see including a stimulation suction portion 1, in which:
one end of the stimulation suction part 1 is a stimulation end 11, the stimulation suction part 1 is a conductor and is connected with the wiring part 12 for transmitting an electric signal sent by the nerve monitoring equipment to the stimulation end 11; the stimulation suction part 1 has a cavity for forming a fluid channel 101, one end of the cavity is connected with the negative pressure device, and the other end extends to the stimulation end 11 for sucking the effusion.
Specifically, referring to fig. 5, a hollow cavity is present inside the stimulus suction portion to form the above-described fluid passage 101. When the stimulation suction unit is connected to the negative pressure device, the fluid passage allows blood, interstitial fluid, a cleansing fluid, or the like to pass therethrough.
Wherein, the stimulation suction part 1 has the following functions: firstly, transmitting an electric signal of nerve monitoring equipment to a stimulation end 11 to stimulate a target position;
secondly, a fluid channel 101 is arranged inside, and when the negative pressure device is connected, blood, tissue fluid, cleaning fluid and the like near the target position can be sucked; has both detecting and attracting functions.
The fluid channel 101 for suction is arranged in the stimulation suction part 1 for transmitting electric signals, does not need to occupy redundant space, has simple and compact structure, does not influence detection and suction mutually, and is convenient to operate.
The nerve stimulation suction tube provided in this embodiment can realize nerve detection of a target position by transmitting a stimulation signal of a nerve monitoring device to the stimulation end 11 through the stimulation suction part 1, and meanwhile, the fluid channel 101 is provided in the stimulation suction part 1, so that when the fluid channel 101 is connected with a negative pressure device, blood, tissue fluid, cleaning fluid and the like near the target position can be sucked. The stimulation suction part 1 is matched with nerve monitoring equipment and a negative pressure device, has the functions of nerve stimulation and suction, does not need to be additionally provided with redundant complex structures, and has a simple structure; other tools are not needed to be taken, and the suction tube and the stimulating probe are not needed to be switched back and forth; the working efficiency is improved.
In order to facilitate the connection of the stimulation suction portion 1 and the nerve monitoring device, as an alternative embodiment, referring to fig. 1 to 3, the wiring portion 12 is located on the stimulation suction portion 1 at a position away from the stimulation end 11.
The stimulus-attracting portion is linear or bent or arcuately curved (fig. 9 to 11), and is suitable for use in various situations.
When the wiring part 12 is separated from the connecting wire 2, the suction function can be independently used, and the connection between the stimulation suction part 1 and the connecting wire 2 can be quickly realized through the plugging action, so that the switching is quick and convenient.
As an alternative embodiment, the connection portion is a pin, and a socket 21 adapted to the pin is present at a position of the connection line 2 for matching with the pin.
When the jack 21 of the connecting wire 2 is mutually inserted with the contact pin, the connection between the stimulation suction part 1 and the connecting wire can be quickly realized, and the disassembly is convenient.
As an alternative embodiment, referring to fig. 9, 10 and 11, one end of the stimulation suction part 1 near the stimulation end 11 is curved to facilitate extending into the target position for stimulation; or the stimulation and suction part 1 is bent at the position close to the wire connection part, so that the stimulation and suction part is convenient for an operator to apply force to hold. As an alternative embodiment, referring to fig. 11, the stimulus-attraction portion 1 is bent in a direction toward the wire portion side at a position close to the wire portion 12. The stimulation suction part is bent in the direction to prevent the wire connection part 12 from obstructing the operation of the operator, and the use is convenient. The specific bending angle of the stimulation and suction portion 1 may be set according to actual conditions, and as shown in the figure, the bending angle of the stimulation and suction portion is 150 °, which is merely an example and is not particularly limited.
As an alternative embodiment, the wire connecting portion 12 is inclined toward the grip portion 4 side.
In the above embodiment, the stimulation and suction unit 1 realizes the suction of blood and tissue fluid by the cooperation of the internal fluid channel 101 and the negative pressure device; in order to enable the stimulation suction unit 1 to continuously transmit the electrical signal transmitted from the nerve monitoring device through the wire connection unit 12 to the stimulation end 11, as an alternative embodiment, at least a position of the stimulation suction unit 1 between the stimulation end 11 and the installation site is a conductive body, or the whole stimulation suction unit 1 is a conductive body made of any conductive material such as a metal catheter or a semiconductor.
The stimulation suction part 1 is made of an electric conductor, and structures such as a lead and the like do not need to be additionally arranged when electric signals are transmitted, so that the structures such as the lead and the like are prevented from influencing the flow of blood, tissue fluid and cleaning fluid in the fluid channel 101, and the structure is simple and compact.
The portion between the wire connection portion and the stimulation terminal (excluding the wire connection portion 12 and the stimulation terminal 11) is wrapped with an insulating layer 13 for the safety of the user. The insulating layer 13 is made of an insulating material.
When the insulating layer 13 on the stimulus suction portion 1 is provided, referring to fig. 4, the insulating layer 13 should expose the stimulus terminal 11 so as to deliver a stimulus signal by contacting the target site with the stimulus terminal 11.
With the above configuration, it is not necessary to additionally provide a structure such as a lead on the stimulation suction unit 1 or in the stimulation suction unit 1, and the structure such as the lead is prevented from affecting the flow of blood, interstitial fluid, a cleaning fluid, and the like in the fluid channel 101. Simple structure and convenient operation.
Example 2
In the present embodiment, the improvement is made on the basis of the above-mentioned embodiments, and in order to facilitate the operation of the user, as an alternative embodiment, referring to fig. 1 to fig. 3, the neurostimulation suction tube further includes a holding portion 4, the holding portion 4 is connected to the stimulation suction portion 1, a drainage channel 401 having one end communicating with the fluid channel 101 is present in the holding portion 4, and the other end of the drainage channel 401 is connected to the negative pressure device.
Specifically, referring to fig. 5, a hollow cavity is present inside the grip portion to form the drainage channel 401.
The user can hold the holding part 4 by hand during operation, so that force application is facilitated; the drainage channel 401 in the holding part 4 is connected with the negative pressure device, and a connecting structure communicated with the negative pressure device is not required to be additionally arranged on the stimulation suction part 1, so that redundant connecting parts are reduced, and the influence on the movement of the holding part 4 is prevented.
A connection port for communicating with the negative pressure device is provided on the end surface of the grip portion 4, and the connection port communicates with the drainage channel 401.
As an alternative embodiment, referring to fig. 2 and 5, a through hole 402 communicating with the drainage channel 401 is formed at the side of the grip portion 4, and the through hole 402 is communicated with the outside air, so that the stimulation and suction portion 1 connected with the negative pressure device can suck blood, tissue fluid, a washing solution, and the like when the through hole 402 is blocked.
The through hole 402 on the grip portion 4 is convenient for a user to open and close the suction function when holding the grip portion 4. Specifically, when the through hole 402 is blocked, a negative pressure environment is formed in the stimulation and suction portion 1 to which the negative pressure device is connected, and blood and tissue fluid near the target site are sucked into the fluid channel 101 due to the pressure difference and are sucked through the drainage channel 401. After the liquid is sucked, the switch on the negative pressure device needs to be matched by others because the operator performs the operation. In the above-described configuration of the present embodiment, the operator himself or herself can open the fluid passage 101 in the stimulus-suction portion 1 to the outside atmosphere by releasing the through hole 402, and the suction function is closed because there is no pressure difference between the target portion and the fluid passage 101.
The structure is simple, the use is more convenient, and the opening and closing of the suction function can be conveniently switched by an operator through one hand of the operation holding part 4.
Example 3
This embodiment is an improvement on the above-mentioned embodiments, and as mentioned above, a scalpel or the like is often used to cut the adhered and sight-blocking tissue during the nerve detection, which makes the operation process cumbersome. In order to solve this problem, in the present embodiment, referring to fig. 3, 6 to 10, a blade structure 3 for cutting tissue or a hook structure 5 for peeling tissue is present on the stimulation suction portion 1 on the side close to the stimulation end 11.
The blade structure 3 is a circular slice, the circular slice is connected with the stimulation suction part in any included angle form, referring to fig. 6, the plane of the slice can be vertical to the central axis of the stimulation suction part; or referring to fig. 7, the slice (blade structure 3) is obliquely connected to the stimulus suction portion; the above structure enables the operator to cut off the redundant tissue.
The hook-shaped structure 5 is a hook body fixed on the side wall of the stimulation suction part 1 and extending away from the central axis direction of the stimulation suction part 1, the angle formed between the hook-shaped structure 5 and the stimulation suction part 1 is not limited, as shown in fig. 8, 9 and 10, the hook-shaped structure 5 is straight (as shown in fig. 8 and 9) or bent (as shown in fig. 10), and the front end of the stimulation suction part is linear (as shown in fig. 8 and 10) or arc (as shown in fig. 9); the tissue is conveniently stripped by an operator without other tools.
Preferably, a probing distance is left between the blade structure 3 or the hook structure 5 and the end face of the stimulating tip 11. In other words, the blade structure 3 or the hook-shaped structure 5 is not arranged at the end face of the stimulation end 11, so that the blade structure 3 or the hook-shaped structure 5 is prevented from damaging the target position and affecting normal detection when the stimulation end 11 is used for carrying out nerve detection.
The blade structures 3 of the stimulus suction unit 1 may be different in size and shape. The size of the hook-shaped structure 5 and the included angle formed between the stimulation suction part 1 can be different.
As an alternative embodiment, referring to fig. 11, the end of the stimulation suction part 1 away from the stimulation end is a connection end 14 for connecting and fixing with the grip part, and the connection end 14 and the grip part 4 are connected together by injection molding or are detachably connected.
When the connecting end 14 is welded with the holding part 4, no redundant connecting structure is needed, and the structure is stable. When the connecting end 14 is detachably connected with the holding part 4, for example, the connecting end is connected with the holding part by screw threads, or the connecting end is detached, the replacing part 7 with the blade structures 3 or the hook-shaped structures 5 of different types can be conveniently installed on the fixing part by an operator according to actual conditions so as to adapt to different conditions, and the use is more flexible and convenient.
The particular features, structures, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A nerve stimulation suction tube comprising a stimulation suction portion, wherein:
one end of the stimulation suction part is a stimulation end, the stimulation suction part is an electric conductor, and a wiring part which can be connected with nerve monitoring equipment is arranged on the stimulation suction part and is used for transmitting a stimulation signal sent by the nerve monitoring equipment to the stimulation end; and a cavity for forming a fluid channel is arranged in the stimulation suction part, one end of the cavity is used for being connected with the negative pressure device, and the other end of the cavity extends to the stimulation end and is used for sucking blood and/or tissue fluid and/or cleaning fluid.
2. The neurostimulation suction tube according to claim 1, wherein the wire portion is located on the stimulation suction portion at a position away from the stimulation end, the wire portion being used for connection with a nerve monitoring device.
3. The nerve stimulation suction tube according to claim 1, wherein the stimulation suction portion is linear, bent, or arcuately curved.
4. The neurostimulation suction tube according to claim 2, wherein at least the part of the stimulation suction portion between the stimulation end and the wire connecting portion is an electric conductor, and the part between the wire connecting portion and the stimulation end is wrapped with an insulating layer.
5. The neurostimulation suction tube according to claim 1, further comprising a holding portion, wherein the holding portion is connected with the stimulation suction portion, a drainage channel with one end communicated with the fluid channel of the stimulation suction portion is arranged in the holding portion, and the other end of the drainage channel is connected with a negative pressure device.
6. The neurostimulation suction tube according to claim 5, wherein said wire connection portion is inclined to the grip portion side.
7. The neurostimulation suction tube according to claim 5, wherein a connection port for communicating with a negative pressure device is present on the end surface of the grip portion, and the connection port is communicated with the drainage channel.
8. The neurostimulation suction tube according to claim 5, wherein the holding part is provided with a through hole communicated with the drainage channel, and the through hole is communicated with the outside air, so that the stimulation suction part connected with the negative pressure device can suck blood or tissue fluid when the through hole is blocked.
9. The neurostimulation suction tube according to claim 1, wherein a blade structure for cutting tissue or a hook structure for stripping tissue is arranged on one side of the stimulation suction portion close to the stimulation end.
10. The nerve stimulation suction tube according to claim 5, wherein one end of the stimulation suction portion, which is far away from the stimulation end, is a connecting end used for being fixedly connected with the holding portion, and the connecting end and the holding portion are connected into a whole through injection molding or detachably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023060807.4U CN214511131U (en) | 2020-12-17 | 2020-12-17 | Nerve stimulation suction tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023060807.4U CN214511131U (en) | 2020-12-17 | 2020-12-17 | Nerve stimulation suction tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214511131U true CN214511131U (en) | 2021-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023060807.4U Active CN214511131U (en) | 2020-12-17 | 2020-12-17 | Nerve stimulation suction tube |
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| Country | Link |
|---|---|
| CN (1) | CN214511131U (en) |
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2020
- 2020-12-17 CN CN202023060807.4U patent/CN214511131U/en active Active
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