CN210447808U

CN210447808U - Trachea cannula

Info

Publication number: CN210447808U
Application number: CN201920892387.4U
Authority: CN
Inventors: 薄琳; 朱宏伟; 霍晓鹏; 姜鸿; 王振捷
Original assignee: Peking Union Medical College Hospital Chinese Academy of Medical Sciences
Current assignee: Peking Union Medical College Hospital Chinese Academy of Medical Sciences
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-05-05
Anticipated expiration: 2029-06-14

Abstract

The utility model discloses a trachea cannula, including trachea cannula main part, scale, cover sac, inclined plane and the hydrophilic coating of ready-to-use type, the scale has been carved on the lateral wall of trachea cannula main part, the one end of trachea cannula main part is fixed with the cover sac, and the cover sac keeps away from the one end of trachea cannula main part and installs the card shell, the inside of card shell is provided with the inclined plane, and all is provided with the china ink phenanthrene hole on the outer wall of inclined plane both sides, the one end that the cover sac was kept away from to the cover sac is provided with the connecting pipe, the one end that the cover sac was kept away from to trachea cannula main part is provided with interface structure, the surface that trachea cannula main part is close to interface structure one end is scribbl. The utility model discloses not only reduced the waste of trachea cannula medical resources, taken place when having avoided trachea cannula to use and take off a tub phenomenon, take place the phenomenon that the mucosa damage is bled and is infected when having avoided trachea cannula to use, the leakproofness when strengthening trachea cannula uses moreover.

Description

Trachea cannula

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a trachea cannula.

Background

With the continuous development of society, the medical technology level also develops, trachea cannula is wherein indispensable medical equipment, and trachea cannula can satisfy people's user demand basically today, but still has certain problem, and the concrete problem has following several:

(1) after the traditional trachea cannula is inserted into the trachea, in order to prevent a patient from biting the trachea, an oropharyngeal airway or a binding injector needs to be additionally arranged beside the trachea, so that the discomfort of the patient is increased, the operation is inconvenient, and the medical resources are wasted;

(2) the traditional air bag of the trachea cannula needs to monitor the pressure of the air bag at regular time, an air bag pressure monitoring meter needs to be used during measurement, air in the air bag flows out during pressure measurement, the air bag is easy to be detached from the trachea, and the life safety of a patient is threatened, and during inflation, the air bag pressure meter needs to be repeatedly used for inflation and deflation, so that the pressure of the air bag is in a normal range, and the pressure meter needs to be additionally prepared while the operation is inconvenient;

(3) when the traditional trachea cannula is placed, the patient is not lubricated, so that the pain of the patient is increased, and the mucosa is easy to damage, bleed and infect;

(4) when the traditional trachea cannula is used, the practicability of the trachea cannula is low due to the insufficient sealing effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a trachea cannula to solve the problem that the device extravagant medical resource, take off the pipe, infect and the practicality is poor 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 trachea cannula, includes trachea cannula main part, scale, cover sac, inclined plane and the hydrophilic coating of ready-to-use type, the scale has been drawn on the lateral wall of trachea cannula main part, the one end of trachea cannula main part is fixed with the cover sac, and the cover sac keeps away from the one end of trachea cannula main part and installs the card shell, the inside of card shell is provided with the inclined plane, and all is provided with china ink fei hole on the outer wall of inclined plane both sides, the one end that the card shell was kept away from to the cover sac is provided with the connecting pipe, the one end that the cover sac was kept away from to trachea cannula main part is provided with interface structure, the surface that trachea cannula main part is close to.

Preferably, diaphragm, joint interface, casing, recess and sealing washer have set gradually in interface structure's inside, one side of diaphragm is provided with the joint interface, one side that the joint interface was kept away from to the diaphragm is provided with the casing, and casing and trachea cannula bulk phase joint, the inside of casing is provided with the recess.

Preferably, the surface of the trachea cannula main body in the groove is wrapped with a sealing ring, and the sealing ring is matched with the groove.

Preferably, the inside of trachea cannula main part is run through and is had the development line, and the surface cover that the development line is close to interface structure one side is equipped with pressure spring.

Preferably, an inflation device is fixed at one end of the connecting pipe, which is far away from the cuff, a balloon pressure display is installed on the side wall of the inflation device, and a balloon device is fixed at the top end of the inflation device.

Preferably, the inclined plane is made of soft rubber, and the outer diameter of the inclined plane is smaller than the inner diameter of the clamping shell.

Compared with the prior art, the beneficial effects of the utility model are that: the trachea cannula not only reduces the waste of the medical resources of the trachea cannula, avoids the phenomenon of tube falling off when the trachea cannula is used, avoids the phenomena of mucosa injury bleeding and infection when the trachea cannula is used, but also enhances the sealing performance when the trachea cannula is used;

(1) the trachea cannula is provided with the trachea cannula main body and the instant hydrophilic coating, the instant hydrophilic coating is 20cm in front of the insertion end of the trachea cannula main body, no preparation is needed before the trachea cannula is placed, the material is high in hydrophilicity and low in friction coefficient, damage and infection of skin mucosa can be reduced, the rear part of the trachea cannula main body is made of hard silica gel, the trachea cannula main body is not easy to chew up and is comfortable to use, and therefore waste of medical resources of the trachea cannula is reduced;

(2) the pressure in the cuff can be displayed by the balloon pressure display and the cuff, the pressure fluctuation range in the cuff is between 15 and 20cmH2O under normal conditions, and the balloon pressure display can automatically alarm and prompt when the pressure is lower than or higher than the value, so that the trachea cannula is prevented from falling off when in use;

(3) the trachea cannula comprises a trachea cannula main body, an inflation device and a connecting pipe, wherein the inflation device and the trachea cannula main body are connected into a whole through the connecting pipe, the inner surfaces of the trachea cannula main body, the connecting pipe and the inflation device are made of hard plastic and coated with soft silica gel, and the skin of a patient is not easily scratched, so that the phenomena of mucosa injury bleeding and infection when the trachea cannula is used are avoided;

(4) through being provided with trachea cannula main part, casing, recess and sealing washer, with the one end of trachea cannula main part and casing looks joint, it can be under the cooperation of recess and sealing washer when using, the leakproofness when strengthening trachea cannula and using to practicality when trachea cannula uses has been improved.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is an enlarged schematic structural view of a section a in fig. 1 according to the present invention;

fig. 3 is an enlarged schematic structural view of the section B in fig. 1 according to the present invention;

fig. 4 is a schematic side view of the section structure of the main body of the trachea cannula of the present invention.

In the figure: 1. an interface structure; 101. a card interface; 102. a transverse plate; 103. a seal ring; 104. a groove; 105. a housing; 2. a tracheal cannula body; 3. a connecting pipe; 4. a graduated scale; 5. a cuff; 6. clamping a shell; 7. a Murphy pore; 8. a bevel; 9. an inflator; 10. an airbag device; 11. an airbag pressure display; 12. a pressure spring; 13. developing lines; 14. a ready-to-use hydrophilic coating.

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.

Referring to fig. 1-4, the present invention provides an embodiment: a trachea cannula comprises a trachea cannula main body 2, a graduated scale 4, a cuff 5, an inclined plane 8 and a ready-to-use hydrophilic coating 14, wherein the graduated scale 4 is carved on the outer side wall of the trachea cannula main body 2, the cuff 5 is fixed at one end of the trachea cannula main body 2, a clamping shell 6 is installed at one end, away from the trachea cannula main body 2, of the cuff 5, the inclined plane 8 is arranged inside the clamping shell 6, the inclined plane 8 is made of a soft rubber material, and the outer diameter of the inclined plane 8 is smaller than the inner diameter of the clamping shell 6, so that the trachea cannula is convenient to use;

the outer walls of the two sides of the inclined plane 8 are provided with Murphy's eye 7, and one end of the cuff 5 far away from the clamping shell 6 is provided with a connecting pipe 3;

an inflating device 9 is fixed at one end of the connecting pipe 3 far away from the cuff 5, a balloon pressure display 11 is installed on the side wall of the inflating device 9, a balloon device 10 is fixed at the top end of the inflating device 9, a user can observe the air pressure inside the inflating device 9 through the balloon pressure display 11 on the surface of the inflating device 9, the balloon pressure does not need to be monitored at regular time, and therefore the trachea detachment phenomenon is avoided when the trachea branch pipe is used;

the end, far away from the cuff 5, of the trachea cannula main body 2 is provided with the interface structure 1, and the surface of the end, close to the interface structure 1, of the trachea cannula main body 2 is coated with a ready-to-use hydrophilic coating 14;

a transverse plate 102, a clamping interface 101, a shell 105, a groove 104 and a sealing ring 103 are sequentially arranged inside the interface structure 1, the clamping interface 101 is arranged on one side of the transverse plate 102, the shell 105 is arranged on one side of the transverse plate 102, which is far away from the clamping interface 101, the shell 105 is clamped with the trachea cannula main body 2, the groove 104 is arranged inside the shell 105, the sealing ring 103 is wrapped on the surface of the trachea cannula main body 2 inside the groove 104, and the sealing ring 103 is matched with the groove 104;

when the structure is used, firstly, one end of the trachea cannula main body 2 is clamped with the shell 105, and the sealing performance of the trachea cannula during use is enhanced under the matching of the groove 104 and the sealing ring 103 during use, so that the practicability of the trachea cannula during use is improved;

developing lines 13 penetrate through the interior of the tracheal intubation main body 2, and pressure springs 12 are sleeved on the surfaces of the developing lines 13, which are close to one side of the interface structure 1, so that the tracheal intubation is convenient to use.

The working principle is as follows: when in use, the trachea cannula is externally connected with a power supply, firstly, the air bag pressure display 11 can display the pressure in the cuff 5, the pressure fluctuation range in the cuff 5 is between 15 and 20cmH2O under normal conditions, the air bag pressure display 11 can automatically alarm and prompt when the pressure is lower than or higher than the value, the trachea cannula is prevented from falling off, the inflation device 9 and the trachea cannula main body 2 are connected into a whole through the connecting pipe 3, wherein the inner surfaces of the trachea cannula main body 2, the connecting pipe 3 and the inflation device 9 are made of hard plastic coated with soft silica gel, the skin of a patient is not easy to scratch, the air bag device 10 is a one-way valve, the air can only enter and can not exit, the air leakage is avoided, the tail end is an inflation hole, the injector can be inserted for inflation, meanwhile, the front 20cm of the insertion end of the trachea cannula main body 2 is a ready-to-use hydrophilic coating layer 14, no, coefficient of friction is low, can reduce skin mucosa damage and infection, and the rear portion is harder silica gel material, is difficult for being chewed up, and uses comfortablely, and the one end and the casing 105 looks joint with trachea cannula main part 2 at last, and it can be under recess 104 and sealing washer 103's cooperation when using, and the leakproofness when strengthening trachea cannula uses to practicality when having improved this trachea cannula and using, the work of this trachea cannula is finally accomplished.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A trachea cannula, includes trachea cannula main part (2), scale (4), cover bag (5), inclined plane (8) and ready-to-use hydrophilic coating (14), its characterized in that: scale (4) have been drawn to the carving on the lateral wall of trachea cannula main part (2), the one end of trachea cannula main part (2) is fixed with cover bag (5), and cover bag (5) keep away from the one end of trachea cannula main part (2) and install card shell (6), the inside of card shell (6) is provided with inclined plane (8), and all is provided with china ink phenanthrene hole (7) on the outer wall of inclined plane (8) both sides, the one end that card shell (6) were kept away from in cover bag (5) is provided with connecting pipe (3), the one end that cover bag (5) were kept away from in trachea cannula main part (2) is provided with interface structure (1), trachea cannula main part (2) are close to the surface of interface structure (1) one end and are paintd ready-to use type hydrophilic coating (14).

2. An endotracheal tube according to claim 1, characterized in that: interface structure (1) inside has set gradually diaphragm (102), joint interface (101), casing (105), recess (104) and sealing washer (103), one side of diaphragm (102) is provided with joint interface (101), one side that joint interface (101) were kept away from in diaphragm (102) is provided with casing (105), and casing (105) and trachea cannula main part (2) looks joint, the inside of casing (105) is provided with recess (104).

3. An endotracheal tube according to claim 2, characterized in that: the surface of the trachea cannula main body (2) in the groove (104) is wrapped with a sealing ring (103), and the sealing ring (103) is matched with the groove (104).

4. An endotracheal tube according to claim 1, characterized in that: the inside of trachea cannula main part (2) runs through and has development line (13), and the surface cover that development line (13) is close to interface structure (1) one side is equipped with pressure spring (12).

5. An endotracheal tube according to claim 1, characterized in that: an inflating device (9) is fixed at one end, far away from the cuff (5), of the connecting pipe (3), an airbag pressure display (11) is installed on the side wall of the inflating device (9), and an airbag device (10) is fixed at the top end of the inflating device (9).

6. An endotracheal tube according to claim 1, characterized in that: the inclined plane (8) is made of soft rubber, and the outer diameter of the inclined plane (8) is smaller than the inner diameter of the clamping shell (6).