CN216061591U

CN216061591U - Tracheal catheter with local anesthesia function

Info

Publication number: CN216061591U
Application number: CN202022596336.2U
Authority: CN
Inventors: 王凤娟; 张惠; 梁丽荣; 高蓓; 王凌帆; 王丹
Original assignee: Air Force Medical University of PLA
Current assignee: Air Force Medical University of PLA
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2022-03-18
Anticipated expiration: 2030-11-11

Abstract

The utility model provides a tracheal catheter with local anesthesia function, which comprises a tracheal cannula, a cuff, a desensitization patch, a penetrating tip, an external interface, a desensitization hoop, an inflation connecting pipe, an indicating balloon, a drug injection pipe and a drug injection port, wherein: the cuff is nested at the front end of the tracheal cannula, the desensitizing patch is adhered to the surface of the cuff, and the penetrating tip is arranged at the front end of the cuff; the external interface is nested at the rear end of the tracheal cannula, the desensitization hoop is nested on the surface of the tracheal cannula, and the inflation connecting pipe penetrates through the inner wall of the tracheal cannula and is connected with the cuff; the indicating saccule is nested at the rear end of the inflatable connecting pipe, the medicine injection pipe is communicated with the trachea cannula, and the medicine injection port is nested at the rear end of the medicine injection pipe. The cuff, the desensitizing patch and the desensitizing hoop of the utility model are arranged, so that the local part of a user can not be stimulated, the user can not have stress reaction, and the patient can not vomit when in use.

Description

Tracheal catheter with local anesthesia function

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to a tracheal catheter with a local anesthesia function.

Background

The tracheal catheter is a common intubation device for ensuring the smooth respiratory tract of a patient in general anesthesia, and the endotracheal intubation general anesthesia patient in a surgical operation often generates stress reactions such as cough, emotional anxiety and the like due to the bad stimulation of the tracheal catheter to the trachea, the bronchus and the pharynx in the awakening period, so that the treatment of the patient is not facilitated. Local anesthesia is usually performed on the laryngeal part of the pharynx before intubation clinically, but the efficacy of local anesthesia is difficult to maintain until the patient is operated, and the stress response in the peri-extubation period is not relieved. At present, local anesthetic is directly injected into a tracheal catheter clinically, and due to overlarge medicine drops, the trachea of a patient is easily stimulated to generate a cough reflex again when the overlarge medicine drops contact the trachea, so that discomfort is brought to the patient.

National patent number CN 204543185U relates to a endotracheal tube with local anesthesia function, including the endotracheal tube body, the lower extreme of endotracheal tube body is provided with aerifys the cuff, is provided with atomizing pipe on the endotracheal tube body, and atomizing pipe forms the atomizing circle around a week at the opening part of endotracheal tube body lower extreme, is provided with a plurality of apertures on the atomizing circle. The tracheal catheter has the advantages of simple structure, compact design and convenient use, the atomization catheter is arranged around the circle at the opening at the lower end of the tracheal catheter, discomfort caused by stimulation of the tracheal catheter to the trachea of a patient can be relieved, and the comfort of the tracheal cannula and the tracheal catheter of the patient can be effectively improved.

Therefore, it is necessary to invent a tracheal catheter with local anesthesia function.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a tracheal catheter with a local anesthesia function, which aims to solve the problems that the local part of a user is easy to be stimulated, the user is easy to have stress reaction, and the patient is easy to vomit when in use in the conventional tracheal catheter. The utility model provides a endotracheal tube with local anesthesia function, includes trachea cannula, cuff, falls quick paster, penetrates the pointed end, and external interface falls quick hoop, aerifys the connecting pipe, indicates the sacculus, and injection line and injection mouth, wherein: the cuff is nested at the front end of the tracheal cannula, the desensitizing patch is adhered to the surface of the cuff, and the penetrating tip is arranged at the front end of the cuff; the external interface is nested at the rear end of the tracheal cannula, the desensitization hoop is nested on the surface of the tracheal cannula, and the inflation connecting pipe penetrates through the inner wall of the tracheal cannula and is connected with the cuff; the indicating saccule is nested at the rear end of the inflatable connecting pipe, the medicine injection pipe is communicated with the trachea cannula, and the medicine injection port is nested at the rear end of the medicine injection pipe.

The desensitization hoop comprises a support body, a smooth scratch-proof hoop and a desensitization sleeve, wherein the smooth scratch-proof hoop is nested on the surface of the support body, and the desensitization sleeve is nested on the surface of the smooth scratch-proof hoop; and performing smooth transition treatment on the support body and the corners of the smooth anti-scratch hoops.

The cuff is a spherical body made of silica gel, the cuff is in a strip shape, the two ends of the cuff are in arc shapes, and the strip-shaped spherical body with the two round ends is formed, so that the contact area between the cuff and the surface of a human trachea is increased, the cuff can stably stay in the human trachea, the spherical cuff is prevented from being inclined in the trachea, the tissues of the human trachea are stimulated, and adverse reactions of a patient occur.

The desensitization patch adopts a plurality of strip-shaped silica gel sheets which are parallel to each other, a plurality of arc-shaped grooves are arranged on the surface of the desensitization patch, and smearing anesthetics such as lidocaine gel or tetracaine gel are filled in the arc-shaped grooves on the surface of the desensitization patch; the desensitization patches are uniformly arranged on the surface of the cuff, and the corners of the desensitization patches are subjected to smooth transition treatment, so that the desensitization patches are favorably contacted with the inside of a trachea after being inserted into the trachea, an anesthetic of the desensitization patches is smeared on a passing path, and the anesthetic starts to act after two to three minutes, so that discomfort of a patient after being inserted is reduced, local anesthesia is realized, and the stress response of the patient is reduced.

The desensitization band adopts a cylindrical silica gel column, the surface of the desensitization band is inwards sunken, and the diameter of the desensitization band is larger than the throat of a human body; fall quick sleeve of the inside sleeve that falls of quick hoop and adopt cylindrical silica gel section of thick bamboo, and fall quick sleeve's surface and be provided with a plurality of arc recesses, should fall quick sleeve surface's arc recess inside pack have with fall quick paster composition unanimous lidocaine gel or tetracaine gel etc. paint the anesthetic, be favorable to making the patient contain quick hoop in the oral area that falls, make fall quick hoop surface anesthetic can take effect at human throat, local anesthesia human throat, prevent that the condition that the stimulation throat leads to the patient to appear vomiting from taking place in the in-process that penetrates.

Compared with the prior art, the utility model has the following beneficial effects:

1. the arrangement of the cuff is beneficial to increasing the contact area of the cuff and the surface of the trachea of a human body, so that the cuff can be stably kept in the trachea of the human body, and the spherical cuff is prevented from being inclined in the trachea, thereby stimulating the trachea tissue of the human body and causing the adverse reaction of a patient.

2. The arrangement of the desensitization patch is beneficial to contacting the interior of the trachea after the desensitization patch is inserted into the trachea, so that anesthetic of the desensitization patch is smeared on a passing path, and the anesthetic starts to act after two to three minutes, so that discomfort of a patient after the desensitization patch is inserted is reduced, local anesthesia is realized, and stress response of the patient is reduced.

3. The arrangement of the desensitizing band is beneficial to enabling a patient to contain the desensitizing band at the mouth, so that anesthetic on the surface of the desensitizing band can act on the throat of the human body to locally anaesthetize the throat of the human body, and the situation that the patient vomits due to stimulation to the throat in the penetrating process is prevented.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a partial cross-sectional schematic view of the present invention.

FIG. 3 is a schematic diagram of the structure of the desensitizing cuff of the present invention.

In the figure:

1-trachea cannula, 2-cuff, 3-allergy-reducing patch, 4-penetrating tip, 5-external interface, 6-allergy-reducing hoop, 61-support body, 62-smooth anti-scratch hoop, 63-allergy-reducing sleeve, 7-inflation connecting pipe, 8-indication balloon, 9-drug injection pipe and 10-drug injection port.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in figures 1 to 3.

The utility model provides a tracheal catheter with local anesthesia function, which comprises a tracheal cannula 1, a cuff 2, a desensitization patch 3, a penetrating tip 4, an external interface 5, a desensitization hoop 6, an inflation connecting pipe 7, an indication balloon 8, a drug injection pipe 9 and a drug injection port 10, wherein: the cuff 2 is nested at the front end of the trachea cannula 1, the desensitizing patch 3 is adhered on the surface of the cuff 2, and the penetrating tip 4 is arranged at the front end of the cuff 2; the external interface 5 is nested at the rear end of the tracheal cannula 1, the desensitization hoop 6 is nested on the surface of the tracheal cannula 1, and the inflation connecting pipe 7 penetrates through the inner wall of the tracheal cannula 1 and is connected with the cuff 2; the indicating saccule 8 is nested at the rear end of the inflatable connecting pipe 7, the medicine injection pipe 9 is communicated with the trachea cannula 1, and the medicine injection port 10 is nested at the rear end of the medicine injection pipe 9.

The utility model provides a tracheal catheter with local anesthesia function.A tracheal cannula 1 adopts a tubular catheter made of polyvinyl chloride and is used for inputting external oxygen into the trachea of a human body; the cuff 2 is a sphere made of silica gel, the cuff 2 is in a strip shape, the two ends of the cuff 2 are in a circular arc shape to form a strip-shaped sphere with two round ends, which is beneficial to increasing the contact area of the sphere with the surface of a human trachea, so that the cuff 2 can stably stay in the human trachea, and the spherical cuff 2 is prevented from being inclined in the trachea, thereby stimulating the human trachea tissue and causing the adverse reaction of a patient; the desensitization patch 3 adopts a plurality of strip-shaped silica gel sheets which are parallel to each other, a plurality of arc-shaped grooves are arranged on the surface of the desensitization patch 3, and smearing anesthetics such as multi-caffeine gel or dicaine gel are filled in the arc-shaped grooves on the surface of the desensitization patch 3; the desensitization patches 3 are uniformly arranged on the surface of the cuff 2, and the corners of the desensitization patches 3 are subjected to smooth transition treatment, so that the desensitization patches are in contact with the inside of a trachea after being inserted into the trachea, an anesthetic of the desensitization patches 3 is smeared on a passing path, and the anesthetic starts to act after two to three minutes, so that discomfort of a patient after insertion is reduced, local anesthesia is realized, and stress response of the patient is reduced; the penetrating tip 4 is used for extending into the trachea; the external interface 5 is used for connecting an external oxygen supply device; the desensitizing hoop 6 adopts a cylindrical silica gel column, the surface of the desensitizing hoop 6 is inwards sunken, and the diameter of the desensitizing hoop 6 is larger than the throat of a human body; the desensitization sleeve 63 in the desensitization band 6 adopts a cylindrical silica gel tube, a plurality of arc-shaped grooves are formed in the surface of the desensitization sleeve 63, lidocaine gel or tetracaine gel and other coating anesthetics with the same components as the desensitization patch are filled in the arc-shaped grooves in the surface of the desensitization sleeve 63, so that the desensitization band 6 can be contained in the mouth of a patient, the anesthetics on the surface of the desensitization band 6 can act on the throat of the human body to locally anesthetize the throat of the human body, and the situation that the patient vomits due to the fact that the throat is stimulated in the penetrating process is prevented; the inflation connecting tube 7 and the indicating balloon 8 are used for controlling the swelling and the shrinking of the cuff 2; the drug injection tube 9 and the drug injection port 10 are used for injecting drugs capable of maintaining the tracheal muscle relaxation during the tracheal intubation operation and the operation inwards.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.

Claims

1. A tracheal catheter with local anesthesia function, its characterized in that: including trachea cannula (1), cuff (2), desensitization paster (3), penetrate most advanced (4), external interface (5), desensitization hoop (6), aerify connecting pipe (7), indicate sacculus (8), injection tube (9) and injection mouth (10), wherein: the cuff (2) is nested at the front end of the trachea cannula (1), the desensitizing patch (3) is adhered to the surface of the cuff (2), and the penetrating tip (4) is arranged at the front end of the cuff (2); the external interface (5) is nested at the rear end of the tracheal cannula (1), the desensitizing hoop (6) is nested on the surface of the tracheal cannula (1), and the inflation connecting pipe (7) penetrates through the inner wall of the tracheal cannula (1) and is connected with the cuff (2); the indicating saccule (8) is nested at the rear end of the inflating connecting pipe (7), the medicine injection pipe (9) is communicated with the trachea cannula (1), and the medicine injection port (10) is nested at the rear end of the medicine injection pipe (9).

2. The endotracheal tube with local anesthetic function according to claim 1, characterized in that: the desensitizing hoop (6) comprises a support body (61), a smooth scratch-proof hoop (62) and a desensitizing sleeve (63), wherein the smooth scratch-proof hoop (62) is nested on the surface of the support body (61), and the desensitizing sleeve (63) is nested on the surface of the smooth scratch-proof hoop (62); and arc transition treatment is carried out on the corners of the support body (61) and the smooth anti-scratch hoop (62).

3. The endotracheal tube with local anesthetic function according to claim 1, characterized in that: the cuff (2) is a sphere made of silica gel, the cuff (2) is in a strip shape, and two ends of the cuff (2) are in a circular arc shape to form the strip-shaped sphere with two round ends.

4. The endotracheal tube with local anesthetic function according to claim 1, characterized in that: the allergy-reducing patch (3) adopts a plurality of strip-shaped silica gel sheets which are parallel to each other, a plurality of arc-shaped grooves are formed in the surface of the allergy-reducing patch (3), and anesthetic is filled in the arc-shaped grooves in the surface of the allergy-reducing patch (3); the desensitization patches (3) are uniformly arranged on the surface of the cuff (2), and the corners of the desensitization patches (3) are subjected to smooth transition treatment.

5. The endotracheal tube with local anesthetic function according to claim 1, characterized in that: the desensitization band (6) adopts a cylindrical silica gel column, the surface of the desensitization band (6) is inwards sunken, and the diameter of the desensitization band (6) is larger than the throat of a human body; the desensitization sleeve (63) in the desensitization hoop (6) adopts a cylindrical silica gel tube, a plurality of arc-shaped grooves are formed in the surface of the desensitization sleeve (63), and anesthetic is filled in the arc-shaped grooves in the surface of the desensitization sleeve (63).