CN209004962U - A kind of trachea cannula - Google Patents

Abstract

This application involves medical auxiliary apparatus technical fields, more particularly to a kind of trachea cannula, include the intubation of intranasal formula, cover the air bag in the cannula outer wall, the snorkel that is connected to the air bag and for the suction tube of suction of foreign body, the air bag is located at the position of the first end close to the intubation, first opening of the suction tube is located at side of the air bag far from the first end, and the snorkel and the suction tube all extend to the second end of the intubation.It is arranged such, intubation is set as intranasal formula, be conducive to pharyngeal operation operation and oral care, indwelling time is long and patient is easy to receive, it can also prevent patient teeth from falling off, oropharynx damage, epiglottis damage, the foreign matter at air bag is discharged by suction tube, reduces the generation of VAP, is conducive to the treatment and rehabilitation of patient.

Description

A kind of trachea cannula

Technical field

This application involves medical auxiliary apparatus technical fields, more specifically to a kind of trachea cannula.

Background technique

Trachea cannula, which refers to, is known as trachea cannula through the technology of glottis merging tracheae for a special endotracheal tube, this Technology can attract for airway patency, ventilation oxygen-supplying, respiratory tract and prevent accidentally suction etc. from providing optimum condition.

Since after establishing artificial airway, many secretion and germ accumulation can be at trachea cannulas, and then are easy to make At pulmonary infection, common trachea cannula passes through mostly and attracts technology under glottis, and the retentate on glottis lower gasbag is sucked into Patient's is external.But in the prior art, it is that organ is extend by oral cavity with the trachea cannula attracted under glottis, causes Make following problems:

1. patient's lower jaw limitation of activity, oral secretion not easy-clear is unfavorable for oral care, conduit is be easy to cause to move Position, abjection；

2. patient is not easy to be resistant to for a long time；

3. loss of tooth, oropharynx damage may occur, lead to larynx, epiglottis damage for a long time.

Therefore, how to solve existing trachea cannula to be protruded by oral cavity, cause to be unfavorable for that oral care, to be not easy patient resistance to It is those skilled in the art's key technical problem to be solved by, tracheae the problem of organ damage.

Utility model content

To be overcome the problems, such as present in the relevant technologies at least to a certain extent, the application's is designed to provide a kind of gas Cannula is able to solve existing trachea cannula and is protruded by oral cavity, causes to be unfavorable for oral care, is not easy patient tolerance, gas At pipe the problem of organ damage.

This application provides a kind of trachea cannula, include the intubation of intranasal formula, cover the cannula outer wall air bag, with The snorkel that the air bag is connected to and the suction tube for suction of foreign body, the air bag are located at the first end close to the intubation First opening of position, the suction tube is located at side of the air bag far from the first end, the snorkel and the suction Skirt all extends to the second end of the intubation.

Preferably, the internal diameter of the intubation is set as 7-8 millimeters.

Preferably, the snorkel and the suction tube are fitted in the side wall of the intubation.

Preferably, the intubation has the groove axially extended, and the suction tube inlays setting in the groove.

Preferably, the length of the snorkel and the suction tube is all larger than the length of the intubation.

Preferably, the cross-sectional area of the air bag is gradually reduced towards the first end.

Preferably, the second opening of the suction tube is connected to sampling bottle and negative pressure device by three-port structure.

Preferably, the side wall of the first end of the intubation is provided with through-hole, and the through-hole is located at the air bag and described the Between the opening of one end.

Preferably, the second end of the intubation is connected with ventilator interface, and the ventilator interface and the intubation penetrate through.

Preferably, the snorkel is provided in one end far from the air bag for being connected and closing the snorkel Valve.

Technical solution provided by the present application can include the following benefits:

1, intubation be intranasal formula be intubated, compared to oral formula trachea cannula, nasal intubation be conducive to pharyngeal operation operation and Oral care, indwelling time is long and patient is easy to receive, it can also loss of tooth, mouth caused by enough preventing because of trachea cannula The problems such as injury of pharynx, epiglottis damage.

2, air bag is inserted into tracheae with intubation, and snorkel is used for inflatable and deflatable, one end of snorkel and air bag to air bag Connection, the other end extends to the second end of intubation and is located at human external, in this way, be conducive to the inflatable and deflatable of air bag, and And convenient for the air pressure level in control air bag, it is easy to patient tolerance.

3, the foreign matter at air bag is discharged by suction tube, reduces the generation of VAP (Ventilator Associated Pneumonia), favorably In the treatment and rehabilitation of patient.

It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not The application can be limited.

Detailed description of the invention

The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the application Example, and together with specification it is used to explain the principle of the application.

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is a kind of structure chart of trachea cannula shown according to some exemplary embodiments.

In figure: 1- ventilator interface, 2- air bag, 3- snorkel, 4- suction tube, 5- intubation.

Specific embodiment

Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment Described in embodiment do not represent all embodiments consistent with the application.On the contrary, they be only with it is such as appended The example of the consistent device or method of some aspects be described in detail in claims, the application.

Present embodiment provides a kind of trachea cannula, and organ ventilation can not only be extend by nasal cavity, moreover it is possible to Enough attract the foreign matter formed at escape pipe, efficiently solves existing trachea cannula and protruded by oral cavity, cause to be unfavorable for oral cavity It nurses, be not easy patient tolerance, at tracheae the problem of organ damage.

To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work Obtained all other embodiment is put, the range that the utility model is protected is belonged to.

Hereinafter, being illustrated referring to attached drawing to embodiment.In addition, embodiments illustrated below is not to recorded in claim Utility model content rise any restriction effect.In addition, the full content of composition represented by following example is not limited to conduct Necessary to the solution of utility model documented by claim.

With reference to Fig. 1, present embodiment provides a kind of trachea cannula, includes intubation 5, air bag 2,3 and of snorkel Suction tube 4, wherein intubation 5 is intubated for intranasal formula, and tracheae is inserted by the nasal cavity of patient and is extend into intubation 5, in this way, phase Compared with oral trachea cannula, the intubation 5 of via intranasal application is conducive to pharyngeal operation operation and oral care, moreover, indwelling time is long, suffers from Person is easy to receive, additionally it is possible to caused by preventing because of trachea cannula the problems such as loss of tooth, oropharynx damage, epiglottis damage.

Air bag 2 is wrapped in the outer wall of intubation 5, offsets for the side wall with tracheae, to prevent top tracheae or oral cavity from being formed Foreign matter flow into pipe, make foreign body retention in the top of air bag 2, in order to which suction tube 4 is adsorbed discharge.It is using When, intubation 5 extend into tracheae by first end intranasal, and second end is located at human external to connect ventilator, and air bag 2, which is located at, to be leaned on The position of the first end of nearly intubation 5 is inserted into tracheae with the first end of intubation 5, snorkel 3 be used for it is inflatable and deflatable to air bag 2, One end of snorkel 3 is connected to air bag 2, and the other end extends to the second end of intubation 5 and is located at human external, in this way, being conducive to Air bag 2 it is inflatable and deflatable, moreover, convenient for control air bag 2 in air pressure level, be easy to patient tolerance.

One of opening of suction tube 4 is located at side of the air bag 2 far from 5 first ends of intubation, i.e. the first of suction tube 4 opens Mouthful, moreover, the second opening of suction tube 4 extends to the second end of intubation 5, and it is located at outside human body, in this way, being conducive to air bag 2 The foreign matter that place is detained is discharged in vitro, to prevent or reduce the generation of VAP (Ventilator Associated Pneumonia).

So set, intubation 5 is set as intranasal formula, be conducive to pharyngeal operation operation and oral care, indwelling time it is long and Patient is easy to receive, additionally it is possible to and prevent patient teeth from falling off, oropharynx damage, epiglottis damage, it will be at air bag 2 by suction tube 4 Foreign matter discharge, reduces the generation of VAP, is conducive to the treatment and rehabilitation of patient.

Since the bore of nasal cavity wants small compared to oral cavity, and the reduction that ventilatory capacity will be opposite, in order to guarantee that intubation 5 can stretch Enter to tracheae, also to guarantee that intubation 5 has sufficient ventilatory capacity, 7-8 millimeters be set by the internal diameter for being intubated 5, in this way, being both convenient for It protrudes into, and there is preferable ventilatory capacity.

In some embodiments, snorkel 3 and suction tube 4 are bonded the side wall for being fixed on intubation 5, in this way, being conducive to lead to Tracheae 3 and suction tube 4 extend into tracheae with intubation 5, avoid snorkel 3 and connect gas leak phenomenon caused by shakiness with air bag 2, protect The stability of air bag 2, the function of snorkel 3 and suction tube 4 and structure is demonstrate,proved.

Further, 5 setting of intubation is fluted, which extends along the axis of intubation 5, wherein suction tube 4 inlays setting In the inside grooves, here, the length of suction tube 4 can be greater than the length of groove, that is to say, that 4 part of suction tube is located at recessed In slot, for the ease of connecting other equipment, it can be located at outside groove close to the region that suction tube 4 second is open, in this way, being conducive to Suction tube 4 is extend at tracheae with intubation 5, so that the connection of intubation 5 and suction tube 4 relatively consolidates, consolidation.

For the ease of connection other function equipment, the length of snorkel 3 and suction tube 4 is all larger than the length of intubation 5, this Sample, snorkel 3 and suction tube 4 are in branch-like in the position close to 5 second ends of intubation, due to the length of snorkel 3 and suction tube 4 It is longer, to not interfere with intubation 5 and the connection of ventilator, it ensure that snorkel 3, suction tube 4 and be not intubated 5 connection mutually not It influences and is all connected with preferably.

Wherein, the cross section of air bag 2 is annular in shape, 5 interference fit of internal diameter and intubation of air bag 2, to guarantee air bag 2 and insert The connection of pipe 5 is more firm, and air bag can also be sticked to the outer wall of intubation 5 certainly.Air bag 2 is in drops, the i.e. cross section of air bag It is gradually reduced towards the first end of intubation 5, since intubation 5 protrudes into tracheae by first end, in this way, being conducive to air bag 2 with slotting Pipe 5 protrudes into together, moreover, air bag 2 is matched with human airway, is conducive to patient and is resistant to for a long time.

In some embodiments, the second opening of suction tube 4 is connected with three-port structure, is connected to sampling bottle by three-port structure And negative pressure device, in this way, under the action of negative pressure device, the foreign matter being detained at air bag 2, by the first opening of suction tube 4 Place is attracted to the second opening, and flows into sampling bottle via three-port structure, attracts out different moreover, can acquire in sampling bottle Object, then convenient for analysis foreign matter, the syndrome for preventing patient from generating by ventilator.

Intubation 5 first end side wall be provided with through-hole, the through-hole between air bag 2 and the opening of first end, in this way, Be conducive to the ventilation rate of enhancing intubation 5, moreover, when intubation 5 first end openings ventilation is unsmooth, it can be logical via the through-hole Gas reduces equipment failure rate.

For the ease of the connection of intubation 5 and ventilator, it is connected with ventilator interface 1 in the second end of intubation 5, here, is exhaled The connector of suction machine interface 1 had not only been convenient for connecting with intubation 5, but also convenient for connecting with ventilator, moreover, the connection of ventilator interface 1 Mouth connects, to guarantee intubation 5 and ventilator perforation connection, in this way, being conducive to promote what intubation 5 was connect with ventilator Stability and airtightness, and can guarantee the ventilatory capacity of intubation 5.

One end of snorkel 3 is connected to air bag 2, and the other end is provided with valve, which can be connected snorkel 3 and close It closes, and then controls the aeration quantity and air pressure of air bag 2, to guarantee the air pressure of air bag 2 in reasonable range, so set, passing through The structure of valve can not only guarantee that the inflated condition of air bag 2 was stablized, but also can save the connection of equipment, be conducive to save space.

Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power Subject to the protection scope that benefit requires.

It is understood that same or similar part can mutually refer in the various embodiments described above, in some embodiments Unspecified content may refer to the same or similar content in other embodiments.

Although embodiments herein has been shown and described above, it is to be understood that above-described embodiment is example Property, it should not be understood as the limitation to the application, those skilled in the art within the scope of application can be to above-mentioned Embodiment is changed, modifies, replacement and variant.

Claims (10)

1. a kind of trachea cannula, which is characterized in that include the intubation (5) of intranasal formula, cover in the air bag for being intubated (5) outer wall (2), the snorkel (3) being connected to the air bag (2) and the suction tube (4) for suction of foreign body, the air bag (2) are located at close First opening of the position of the first end of the intubation (5), the suction tube (4) is located at the air bag (2) far from described first The side at end, the snorkel (3) and the suction tube (4) all extend to the second end for being intubated (5).

2. trachea cannula as described in claim 1, which is characterized in that the internal diameter of the intubation (5) is set as 7-8 millimeters.

3. trachea cannula as described in claim 1, which is characterized in that the snorkel (3) is bonded with the suction tube (4) In the side wall of the intubation (5).

4. trachea cannula as claimed in claim 3, which is characterized in that the intubation (5) has the groove axially extended, institute It states suction tube (4) and inlays setting in the groove.

5. trachea cannula as described in claim 1, which is characterized in that the length of the snorkel (3) and the suction tube (4) It is all larger than the length of the intubation (5).

6. trachea cannula as described in claim 1, which is characterized in that the cross-sectional area of the air bag (2) is towards described first End is gradually reduced.

7. trachea cannula as described in claim 1, which is characterized in that the second opening of the suction tube (4) passes through threeway knot Structure is connected to sampling bottle and negative pressure device.

8. trachea cannula as described in claim 1, which is characterized in that the side wall of the first end of the intubation (5) is provided with logical Hole, the through-hole is between the air bag (2) and the opening of the first end.

9. trachea cannula as described in claim 1, which is characterized in that the second end of the intubation (5) is connected with ventilator and connects Mouth (1), the ventilator interface (1) and the intubation (5) penetrate through.

10. trachea cannula as described in claim 1, which is characterized in that the snorkel (3) is in separate the air bag (2) One end is provided with the valve for being connected and closing the snorkel (3).