CN218129510U

CN218129510U - Trachea cannula assembly

Info

Publication number: CN218129510U
Application number: CN202221671529.2U
Authority: CN
Inventors: 吴春亚
Original assignee: Tongxiang First Peoples Hospital
Current assignee: Tongxiang First Peoples Hospital
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-12-27
Anticipated expiration: 2032-06-29

Abstract

The utility model discloses a trachea cannula assembly, which comprises a mouth pad, wherein the mouth pad comprises a sleeve, the sleeve is provided with a first end and a second end, the inside of the sleeve is trumpet-shaped, and the caliber of the sleeve is gradually reduced from the first end to the second end, a connecting plate extending along the radial direction of the sleeve is connected to the first end, ear bands are symmetrically arranged at two ends of the connecting plate, internal threads are also arranged on the inner wall of the first end, a threaded sleeve is screwed on the first end, a T-shaped chute is annularly arranged on the inner wall of the threaded sleeve, a T-shaped sliding block is arranged in the T-shaped chute in a sliding way, the T-shaped sliding block is connected with a connecting rod extending along the axial direction of the sleeve, and a back-proof pressing plate is arranged on the connecting rod; an eccentric trachea cannula penetrates through the sleeve and then the anti-back pressure plate is pressed against the outer side wall of the trachea cannula. The structure effectively simplifies the fixation of the tracheal cannula after the intubation and prevents the tracheal cannula from being bitten or even broken by a patient, thereby being worth popularizing.

Description

Trachea cannula assembly

Technical Field

The utility model relates to a trachea cannula, especially a trachea cannula subassembly.

Background

The trachea cannula is a medical appliance which is arranged in a trachea or a bronchus by a special catheter through an oral cavity or a nasal cavity and a glottis, provides the best conditions for unobstructed respiratory tract, ventilation and oxygen supply, respiratory tract suction and the like, and is an important medical article for rescuing patients with respiratory dysfunction. After the patient is placed into the tracheal cannula, the mouth cannot be closed, so that swallowing is affected, saliva can be accumulated in the mouth to form continuous stimulation to the patient, the patient unconsciously wants to close the mouth to swallow in the operation process, and the tracheal cannula is bitten. The traditional trachea does not have the anti-bite function, so that a medical worker sleeves a mouth pad outside the trachea cannula after the trachea cannula is inserted, and the patient is prevented from biting flatly or even biting the trachea cannula. Patent numbers: 202120890131.7 discloses a trachea cannula assembly with anti-biting function, which comprises a cannula body, wherein the trachea cannula body is provided with a body, a first end and a second end, the end part of the first end is connected with an external connector, an air bag is annularly arranged on the outer part of the body close to the second end, an inflation tube is also arranged in the body, one end of the inflation tube is communicated with the air bag, and the other end of the inflation tube extends out of the tube wall of the body and then is connected with a one-way inflation valve; the body is further sleeved with an anti-biting ring pad capable of moving along the axis direction of the body. Although this scheme has solved the problem that trachea cannula was bitten easily, but does not solve the fixed problem of trachea cannula, puts the pipe back when trachea cannula and finishes and still need tie up the mode with the fixed band through complicated tying up and fix trachea cannula, very troublesome.

SUMMERY OF THE UTILITY MODEL

In view of the above insufficiency, the utility model aims to provide an endotracheal intubation component, in order to solve the problem that endotracheal intubation is easy to be bitten and endotracheal intubation needs to be fixed separately by a fixing band after the endotracheal intubation is placed.

In order to achieve the above purpose, the technical scheme of the utility model is that:

an endotracheal intubation component comprises a mouth pad, wherein the mouth pad comprises a sleeve, the sleeve is provided with a first end and a second end, the inside of the sleeve is horn-shaped, the caliber of the sleeve is gradually reduced from the first end to the second end, the first end is connected with a connecting plate extending along the radial direction of the sleeve, ear belts are symmetrically arranged at two ends of the connecting plate, internal threads are further arranged on the inner wall of the first end, a threaded sleeve is screwed on the first end, a T-shaped sliding groove is annularly arranged on the inner wall of the threaded sleeve, a T-shaped sliding block is slidably arranged in the T-shaped sliding groove and is connected with a connecting rod extending along the axial direction of the sleeve, and a retreat-preventing pressing plate is arranged on the connecting rod; an eccentric trachea cannula penetrates through the sleeve and then the anti-back pressure plate is pressed against the outer side wall of the trachea cannula.

Preferably, the inner wall of the sleeve is further provided with at least two axially extending guide grooves, the connecting rod is slidably arranged in the guide grooves, and the bottoms of the guide grooves are in an inclined state and gradually approach towards the axis from the position close to the first end to the position far away from the first end; the inclination angles of the bottoms of the at least two guide grooves are gradually increased.

Preferably, the anti-back pressure plate is made of silica gel.

Preferably, the anti-back pressure plate is an arc-shaped plate attached to the outer surface of the tracheal cannula.

Preferably, the second end of the sleeve is provided with a tongue depressor extending along the axial direction of the sleeve.

Preferably, the ear belt is provided with an adjusting buckle capable of adjusting the length of the ear belt.

The working principle is as follows: when carrying out trachea cannula, medical personnel pass the sleeve pipe and the swivel nut of mouthful pad with trachea cannula earlier, and the swivel nut is not connected with the sleeve pipe this moment, and the position between sleeve pipe and the trachea cannula can be adjusted in a flexible way, and medical personnel quick adjustment trachea cannula is at the internal position of patient. After the adjustment is finished, the medical staff connects the threaded sleeve to the sleeve in a threaded manner, and in the threaded sleeve connecting process, the anti-back pressure plate connected with the threaded sleeve moves axially in the sleeve and is gradually close to the tracheal cannula to finally abut against the outer wall of the tracheal cannula so as to achieve the purpose of tensioning the tracheal cannula to prevent the tracheal cannula from moving axially.

Has the advantages that: through above-mentioned structure, carry out intubate back medical personnel need not the reuse fixed band to carry out complicated tie up and tie up fixedly, simplified trachea cannula's fixed step. Meanwhile, a sleeve is arranged at the position where the trachea cannula is easy to be bitten by a patient to protect the trachea cannula, so that the trachea cannula is effectively prevented from being bitten flat or even bitten.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a cross-sectional view of FIG. 1;

FIG. 4 is a schematic view of the structure of the mouth pad;

FIG. 5 is an enlarged view of marker A;

FIG. 6 is an enlarged view of marker B;

fig. 7 is a cross-sectional view of the mouth pad.

Reference numerals: 100. the mouth pad 110, the sleeve 111, the first end 112, the second end 113, the internal threads 114, the guide groove 115, the tongue depressor 120, the connecting plate 130, the ear band 140, the adjusting buckle 200, the threaded sleeve 210, the T-shaped sliding groove 300, the T-shaped sliding block 400, the connecting rod 500, the anti-withdrawal pressure plate 600 and the tracheal cannula.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

An endotracheal tube assembly as shown in figures 1-7 includes a mouth cushion 100 including a sleeve 110 having a first end 111 and a second end 112. The inner channel of the casing 110 is flared and gradually decreases in diameter from the first end 111 toward the second end 112. In addition, a connecting plate 120 extending radially along the cannula is connected to the first end, and two ends of the connecting plate are symmetrically provided with ear bands 130 capable of being hung on the ears of the patient. It should be noted that, as shown in fig. 7, an internal thread 113 is further provided on the inner wall of the first end 111, and a screw sleeve 200 is detachably fixed to the first end in a threaded manner. Meanwhile, a circle of T-shaped sliding groove 210 is further formed in the inner wall of the threaded sleeve 200, a T-shaped sliding block 300 is slidably arranged in the T-shaped sliding groove, one end of the T-shaped sliding block is exposed out of the T-shaped sliding groove and then is connected with a connecting rod 400 extending along the axial direction of the sleeve 110, and one end of the connecting rod, far away from the T-shaped sliding block, is provided with a withdrawal-preventing pressing plate 500. When an endotracheal tube 600 eccentrically passes through the threaded sleeve 200 and the sleeve 110 of the mouth pad 100, the anti-back pressure plate is inserted between the endotracheal tube and the sleeve under the action of the threaded sleeve, at the moment, because the caliber of the internal channel of the sleeve is gradually reduced, the anti-back pressure plate is abutted against the surface of the endotracheal tube under the guidance of the inner wall of the sleeve, and the endotracheal tube cannot axially shift due to friction.

Preferably, the trachea cannula has specifications of various pipe diameters, and in order to better adapt to the fixing requirements of the trachea cannula with different pipe diameters, the trachea cannula is prevented from deforming due to overlarge pressure applied by the anti-back pressure plate or moving due to undersize pressure. At least two guide grooves 114 extending along the axial direction of the sleeve are further formed on the inner wall of the sleeve 110, and when the endotracheal tube is fixed, the connecting rod 400 is slidably disposed in the guide grooves 114. Specifically, the bottom of the guiding groove is inclined and gradually approaches to the axis from the end near the first end 111 to the end far away from the first end. It should be noted that the inclination angles of the bottoms of at least two guide grooves are different, so as to fix the tracheal cannulas with various specifications.

Preferably, the anti-back-off pressing plate 500 is made of a silica gel material which has a large friction coefficient and does not harm patients.

Preferably, the anti-back-pressing plate 500 is of an arc-shaped plate structure, i.e., the surface of the anti-back-pressing plate facing the tracheal cannula is an arc-shaped surface, so as to increase the contact area between the anti-back-pressing plate and the tracheal cannula and further improve the stability during fixing the tracheal cannula.

Preferably, a tongue depressor 150 is provided on the second end 112 extending axially along the sleeve 110 in order to reduce the influence of the patient's tongue on the endotracheal tube.

Preferably, the ear band 130 is provided with an adjusting buckle 140 capable of adjusting the length of the ear band, so as to adjust the tightness of the mouth cushion worn by the patient and reduce the stress on the patient.

Claims

1. An endotracheal intubation assembly, comprising: the mouth cushion comprises a mouth cushion body, wherein the mouth cushion body comprises a sleeve, the sleeve is provided with a first end and a second end, the inside of the sleeve is trumpet-shaped, the caliber of the sleeve is gradually reduced from the first end to the second end, the first end is connected with a connecting plate extending along the radial direction of the sleeve, two ends of the connecting plate are symmetrically provided with ear bands, the inner wall of the first end is also provided with an internal thread, a screw sleeve is screwed on the first end, the inner wall of the screw sleeve is annularly provided with a T-shaped sliding groove, a T-shaped sliding block is arranged in the T-shaped sliding groove in a sliding manner, the T-shaped sliding block is connected with a connecting rod extending along the axial direction of the sleeve, and the connecting rod is provided with an anti-retreat pressing plate; an eccentric trachea cannula penetrates through the sleeve and then the anti-back pressure plate is pressed against the outer side wall of the trachea cannula.

2. An endotracheal tube assembly according to claim 1, wherein: the inner wall of the sleeve is also provided with at least two guide grooves extending axially, the connecting rod is slidably arranged in the guide grooves, and the groove bottoms of the guide grooves are in an inclined state and gradually approach towards the axis from the position close to the first end to the position far away from the first end; the inclination angles of the bottoms of the at least two guide grooves are gradually increased.

3. An endotracheal tube assembly according to claim 1, wherein: the anti-back pressure plate is made of silica gel.

4. An endotracheal intubation assembly according to claim 1, wherein: the anti-back pressure plate is an arc plate attached to the outer surface of the tracheal cannula.

5. An endotracheal tube assembly according to claim 1, wherein: and a tongue depressor axially extending along the sleeve is arranged at the second end of the sleeve.

6. An endotracheal tube assembly according to claim 1, wherein: the ear belt is provided with an adjusting buckle capable of adjusting the length of the ear belt.