CN219001607U - Tracheal intubation for omnibearing monitoring of recurrent laryngeal nerve - Google Patents
Tracheal intubation for omnibearing monitoring of recurrent laryngeal nerve Download PDFInfo
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- CN219001607U CN219001607U CN202222115548.3U CN202222115548U CN219001607U CN 219001607 U CN219001607 U CN 219001607U CN 202222115548 U CN202222115548 U CN 202222115548U CN 219001607 U CN219001607 U CN 219001607U
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- tracheal
- tube body
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- tracheal cannula
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Abstract
The utility model discloses an all-dimensional monitoring tracheal intubation for recurrent laryngeal nerves, which comprises a tracheal intubation tube body, wherein two independent cavities of a ventilation airway and an inflation airway are formed in the tracheal intubation tube body; the balloon is communicated with one end of an inflation air passage, and the other end of the inflation air passage is connected with an inflation valve through an inflation connecting pipe; a contact electrode is arranged on the tracheal cannula body and close to the balloon, and the contact electrode is connected with an electrode connecting terminal through an electrode connecting wire; the electrode connecting wire is wound by 360 degrees and is adhered to the outer wall of the tracheal cannula body. The electrode connecting wire is wound on the surface of the tube body along the shape of the tube body by 360 degrees, and is adhered and fixed, so that the electrode connecting wire is not easy to fall off from the surface of the tube body, and meanwhile, the surface of the tube body is free of protrusions, so that the tissue of a patient is prevented from being scratched.
Description
Technical Field
The utility model relates to the technical field of medical appliances, in particular to an endotracheal intubation for omnibearing monitoring of recurrent laryngeal nerves.
Background
The traditional nerve monitoring tracheal intubation directly adheres an electrode connecting wire to the surface of a tube body along the outer shape of the tube body, and the tube body is softer and is easy to bend, so that the electrode connecting wire is easy to fall off from the surface of the tube body due to bending or deformation of the tube body in the use process, and the monitoring effect and the operation performance are affected; meanwhile, the electrode connecting wire has a certain thickness, and the traditional nerve monitoring tracheal cannula is easy to generate bulges on the surface of the tracheal cannula due to the fixing mode of the electrode connecting wire, so that the patient tissue is at risk of being scratched in the using process.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide an all-around monitoring tracheal cannula for laryngeal return nerves so as to solve the problems in the technical background.
In order to achieve the above object, the present utility model is realized by the following technical scheme:
the trachea cannula comprises a trachea cannula tube body, wherein two independent cavities of a ventilation airway and an inflation airway are formed in the trachea cannula tube body, one end of the trachea cannula tube body is connected with a trachea cannula connector, the other end of the trachea cannula tube body is connected with a connecting sleeve bag, the sleeve bag is provided with a balloon and a trachea cannula opening, and the trachea cannula connector is communicated with the trachea cannula opening through the ventilation airway; the balloon is communicated with one end of an inflation air passage, and the other end of the inflation air passage is connected with an inflation valve through an inflation connecting pipe;
a contact electrode is arranged on the tracheal cannula body and close to the balloon, and the contact electrode is connected with an electrode connecting terminal through an electrode connecting wire; the electrode connecting wire is wound at 360 degrees and is adhered to the outer wall of the tracheal cannula body; wherein the contact electrode is used for receiving electromyographic signals generated during the activities of muscles and nerves in the throat.
In the above technical scheme, the contact electrodes are multiple, and each contact electrode is connected with the electrode connecting terminal through one electrode connecting wire.
In the technical scheme, the number of the contact electrodes is 8, and the 8 contact electrodes are circumferentially arranged on the outer wall of the tracheal cannula tube body close to the balloon and are in a state of wrapping the outer wall of the tracheal cannula tube body; when the intubation is completed, the contact electrode is in contact with the recurrent laryngeal nerve and muscle of the larynx for conducting the received electromyographic signals.
In the technical scheme, the super-slip coating is uniformly coated on the surface of the electrode connecting wire and the tracheal cannula body.
In the technical scheme, the electrode connecting terminal is arranged at a position on the tracheal cannula body, which is close to the tracheal cannula joint.
In the technical scheme, the connecting terminal is connected with the nerve monitor through the lead, so that the contact electrode, the electrode connecting wire, the connecting terminal and the nerve monitor form an electrode loop, and the muscle and nerve activity in the throat can be monitored during operation.
In the technical scheme, the opening of the tracheal cannula is provided with a Murphy hole.
Compared with the prior art, the utility model has the beneficial effects that:
1. the electrode connecting wire is fixed on the tracheal cannula in different ways, the traditional nerve monitoring tracheal cannula is characterized in that the electrode connecting wire is directly adhered to the surface of the tracheal cannula along the outer shape of the tracheal cannula, and the electrode connecting wire is easy to fall off from the surface of the tracheal cannula due to bending or deformation of the tracheal cannula in the use process because the tracheal cannula is softer and easy to bend, so that the monitoring effect and the operation are affected; the electrode connecting wire is wound on the surface of the tube body along the shape of the tube body by 360 degrees, and is adhered and fixed, so that the electrode connecting wire is not easy to fall off from the surface of the tube body;
2. compared with the traditional electrode fixing mode of the nerve monitoring trachea cannula, gaps exist among the electrodes, the utility model adopts 8 contact electrodes, and the 8 contact electrodes are circumferentially arranged on the outer wall of the trachea cannula tube body close to the balloon and are in a state of wrapping the outer wall of the trachea cannula tube body, so that the omnibearing monitoring laryngeal return nerve signals are realized;
3. the electrode connecting wire has a certain thickness, and the traditional nerve monitoring tracheal cannula is easy to generate bulges on the surface of the tracheal cannula due to the fixing mode of the electrode connecting wire, so that the patient tissue is at risk of being scratched in the using process; the electrode connecting wire is continuously and uniformly wound on the surface of the tube body, so that the surface of the tube body is free from bulges, and the tissue of a patient is prevented from being scratched;
4. according to the utility model, after the electrode connecting wire is fixed on the surface of the tube body in the mode, the electrode connecting wire and the surface of the tube body are uniformly coated with the ultra-smooth coating, the coating can show ultra-smooth performance after being activated by water, the tube body can be inserted without using petroleum matrix lubricant for lubricating, and the tube body is further ensured not to be scratched when contacting with tissues of a patient.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
in the figure, 1, a tracheal cannula body; 11. a ventilation airway; 12. an inflation airway; 2. a tracheal cannula joint; 3. a cuff; 31. a balloon; 32. an endotracheal tube opening; 33. a meffy hole; 4. an inflation connecting pipe; 5. an inflation valve; 6. a contact electrode; 7. an electrode connecting wire; 8. and an electrode connection terminal.
Detailed Description
Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict.
It should be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complicated.
Referring to fig. 1, the utility model provides an all-around monitoring tracheal intubation of recurrent laryngeal nerve, comprising a tracheal intubation tube body 1, wherein two independent cavities of a ventilation airway 11 and an inflation airway 12 are formed in the tracheal intubation tube body 1, one end of the tracheal intubation tube body 1 is connected with a tracheal intubation joint 2, the other end of the tracheal intubation tube body is connected with a cuff 3, the cuff 3 is provided with a balloon 31 and a tracheal intubation opening 32, and the tracheal intubation joint 2 is communicated with the tracheal intubation opening 32 through the ventilation airway 11; the balloon 31 is communicated with one end of the air inflation channel 12, and the other end of the air inflation channel 12 is connected with the air inflation valve 5 through the air inflation connecting pipe 4; the balloon 31 is inflated by the inflation valve 5 to position and secure the endotracheal tube to the patient's throat.
A contact electrode 6 is arranged on the tracheal cannula tube body 1 and close to the balloon 31, the contact electrode 6 is connected with an electrode connecting terminal 8 through an electrode connecting wire 7, and the electrode connecting terminal 8 is arranged on the tracheal cannula tube body 1 and close to the tracheal cannula joint 2; the electrode connecting wire 7 is wound at 360 degrees and is adhered to the outer wall of the tracheal cannula body 1; wherein the contact electrode 6 is used for receiving electromyographic signals generated during the activities of muscles and nerves in the throat.
In the utility model, a plurality of contact electrodes 6 are provided, and each contact electrode 6 is connected with an electrode connecting terminal 8 through an electrode connecting wire 7;
as a further embodiment, the number of the contact electrodes 6 is 8, and 8 contact electrodes 6 are circumferentially arranged on the outer wall of the tracheal cannula body 1 near the balloon 31 and are in a state of wrapping the outer wall of the tracheal cannula body 1; when the intubation is completed, the contact electrode 6 is in contact with the recurrent laryngeal nerve, the muscle, for conducting the received electromyographic signals.
The 8 contact electrodes 6 are uniformly and comprehensively circumferentially distributed on the outer wall of the tracheal cannula tube body 1 (the lengths of the 8 electrodes after being uniformly circumferentially arranged are close to or equal to the outer circumference of the tracheal cannula tube body 1), the edges of the two adjacent contact electrodes 6 are closely attached without gaps (or gaps among the contact electrodes 6 are smaller), and the laryngeal return nerve signals can be comprehensively monitored; further, the contact electrode 6 is adhered to the outer wall of the tracheal cannula body 1 by a medical grade adhesive.
The 8 electrode connecting wires 7 correspondingly connected with the 8 contact electrodes 6 are arranged side by side, the 8 electrode connecting wires 7 are uniformly wound on the outer wall of the tracheal cannula tube body 1 in the number of layers of a single electrode connecting wire 7, the 8 electrode connecting wires 7 are wound on the outer wall of the tracheal cannula tube body 1 at 360 degrees, one circle is formed at a time, and gaps between adjacent circles are smaller or no gaps are reserved. Further, the 8 electrode connection lines 7 are uniformly distributed and adhered to the outer wall of the tracheal cannula tube body 1 part between the electrode connection terminals 8 and the cuff 3 by a medical grade adhesive harmless to the human body.
Further, the contact electrode 6 and the electrode connecting wire 7 are essentially a patch-like electrode structure, the contact electrode 6 is a rectangular electrode plate structure, the electrode connecting wire 7 is a wire, and the wire is in a strip flat structure. Each electrode connecting wire is connected with one contact electrode to form a whole, and the whole is of a very thin strip-shaped flat structure.
Because of its whole be even and extremely thin rectangular shape structure, contact electrode 6 adhesion is at trachea cannula tube body 1 outer wall and electrode connecting wire 7 winding and paste in the trachea cannula surface, because it is very thin, so can not produce big influence to the trachea cannula external diameter, thickness is even can guarantee to twine behind the trachea cannula surface, and the outer wall can be even and smooth, and the existence of super smooth coating more increases its smooth degree and conveniently puts the pipe.
In the utility model, the connecting terminal 8 is connected with the nerve monitor through a lead, so that the contact electrode 6, the electrode connecting wire 7, the connecting terminal 8 and the nerve monitor form an electrode loop, thereby being convenient for monitoring the muscle and nerve activity in the throat during operation.
In the utility model, a Murphy hole 33 is arranged at the trachea cannula opening 32, and the trachea cannula opening 32 is provided with a tip; the murphy's hole 33 and tip are enlarged details provided at the end of the endotracheal tube shaft 1, the murphy's hole functioning to maintain ventilation when the tip bevel is in close contact with the tracheal wall or otherwise blocked.
As a further embodiment, the outer surfaces of the tracheal cannula body 1 wound with the electrode connecting wire 7 and the electrode connecting wire 7 are uniformly coated with a super-slip coating, the super-slip coating is a PVP hydrophilic coating, and the coating is widely applied to various medical instruments such as pipelines, guide wires and the like.
The application method of the utility model comprises the following steps: before use, checking the sealing and connection integrity of the balloon 31 and the inflation valve 5, connecting the injector with the inflation valve to inflate the balloon to completely expand the balloon to check whether the balloon 31 leaks air, exhausting air in the balloon after the balloon is completely inflated, activating the super-slip coating on the surface layer of the tracheal cannula tube body 1 by using normal saline or water for injection, performing tracheal cannula of a patient according to the current medical standard, inflating the balloon 31 to fix the balloon after reaching a specified position, and contacting the contact electrode 6 with recurrent laryngeal nerves and muscles of the throat; in the operation process, the electrode connecting terminal 8 is connected with the nerve monitor through a lead, when an electromyographic signal is generated, the contact electrode receives the signal and transmits the signal to the display interface of the nerve monitor for amplification, and an electromyographic signal diagram is recorded and an alarm prompt appears.
The application is as follows: the laryngeal return nerve monitoring tracheal cannula is designed to be connected with a proper nerve monitor, provide an unobstructed ventilation airway for patients and serve as a tool for monitoring the muscle and nerve activity in the throat during operation. The nerve-monitoring endotracheal tube is suitable for use when it is desired to continuously monitor nerves innervating muscles in the throat during a surgical procedure.
The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (7)
1. The tracheal intubation is characterized by comprising a tracheal intubation tube body (1), wherein two independent cavities of a ventilation airway (11) and an inflation airway (12) are formed in the tracheal intubation tube body (1), one end of the tracheal intubation tube body (1) is connected with a tracheal intubation joint (2), the other end of the tracheal intubation tube body is connected with a sleeve bag (3), the sleeve bag (3) is provided with a balloon (31) and a tracheal intubation opening (32), and the tracheal intubation joint (2) is communicated with the tracheal intubation opening (32) through the ventilation airway (11); the balloon (31) is communicated with one end of the air inflation channel (12), and the other end of the air inflation channel (12) is connected with the air inflation valve (5) through the air inflation connecting pipe (4);
a contact electrode (6) is arranged on the tracheal cannula body (1) and close to the balloon (31), and the contact electrode (6) is connected with an electrode connecting terminal (8) through an electrode connecting wire (7); the electrode connecting wire (7) is wound at 360 degrees and is adhered to the outer wall of the tracheal cannula body (1); wherein the contact electrode (6) is used for receiving electromyographic signals generated during the activities of muscles and nerves in the throat.
2. An endotracheal tube for omnibearing monitoring of recurrent laryngeal nerve according to claim 1, characterized in that the number of the contact electrodes (6) is plural, each contact electrode (6) is connected with an electrode connecting terminal (8) through an electrode connecting wire (7).
3. The tracheal cannula for omnibearing monitoring of recurrent laryngeal nerve according to claim 2, wherein the number of the contact electrodes (6) is 8, and the 8 contact electrodes (6) are circumferentially arranged on the outer wall of the tracheal cannula tube body (1) close to the balloon (31) and are in a state of wrapping the outer wall of the tracheal cannula tube body (1); when the intubation is completed, the contact electrode (6) is contacted with the recurrent laryngeal nerve and muscle of the throat, and is used for conducting the received electromyographic signals.
4. The tracheal cannula for omnibearing monitoring of recurrent laryngeal nerves according to claim 1 is characterized in that ultra-slip coatings are uniformly coated on the surfaces of the electrode connecting wire (7) and the tracheal cannula tube body (1).
5. The tracheal cannula for the omnibearing monitoring of recurrent laryngeal nerves according to claim 1, wherein the electrode connecting terminal (8) is arranged on the tracheal cannula tube body (1) at a position close to the tracheal cannula joint (2).
6. The tracheal cannula for omnibearing monitoring of recurrent laryngeal nerve according to claim 1, wherein the electrode connecting terminal (8) is connected with a nerve monitor through a wire, so that the contact electrode (6), the electrode connecting wire (7), the connecting terminal (8) and the nerve monitor form an electrode loop so as to monitor muscle and nerve activities in the larynx during operation.
7. An endotracheal tube for omnidirectional monitoring of recurrent laryngeal nerve as recited in claim 1, wherein said endotracheal tube opening (32) is provided with a mezzanine aperture (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222115548.3U CN219001607U (en) | 2022-08-10 | 2022-08-10 | Tracheal intubation for omnibearing monitoring of recurrent laryngeal nerve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222115548.3U CN219001607U (en) | 2022-08-10 | 2022-08-10 | Tracheal intubation for omnibearing monitoring of recurrent laryngeal nerve |
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| Publication Number | Publication Date |
|---|---|
| CN219001607U true CN219001607U (en) | 2023-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222115548.3U Active CN219001607U (en) | 2022-08-10 | 2022-08-10 | Tracheal intubation for omnibearing monitoring of recurrent laryngeal nerve |
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| Country | Link |
|---|---|
| CN (1) | CN219001607U (en) |
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- 2022-08-10 CN CN202222115548.3U patent/CN219001607U/en active Active
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