CN219595536U - Multifunctional nasal catheter with end-tidal carbon dioxide collection function - Google Patents

Abstract

A multifunctional nasal catheter with end tidal carbon dioxide collection, comprising: the nasal plug connector comprises an oxygen channel and a carbon dioxide channel, wherein the oxygen channel is provided with an oxygen input port and an oxygen input outlet, and the carbon dioxide channel comprises a carbon dioxide nasal cavity acquisition port, a confluence cavity, a carbon dioxide monitoring port and an oral cavity cover; the connecting pipeline comprises an oxygen supply pipeline and a carbon dioxide pipeline, and the oxygen supply pipeline is formed by sequentially connecting an oxygen delivery branch pipe, an adapter and a breathing adapter; the oxygen supply pipeline, the oxygen delivery inlet and the oxygen delivery outlet are sequentially communicated, the carbon dioxide nasal cavity collecting port and the oxygen delivery outlet of the oxygen channel are adjacently arranged to form a group of single nasal cavity gas exchange ports, the carbon dioxide nasal cavity collecting port and the oral cavity cover are communicated with the converging cavity, the connecting pipeline is convenient to connect with the nasal plug connector, and meanwhile, the oxygen supply pipeline only comprises an oxygen delivery branch pipe, an adapter and a breathing connector, a part of hose is omitted, and resources are effectively saved.

Description

Multifunctional nasal catheter with end-tidal carbon dioxide collection function

Technical Field

The utility model relates to the technical field of outpatient surgery anesthesia medical equipment, in particular to a multifunctional nasal catheter with the function of collecting carbon dioxide at the end of a call.

Background

End-tidal carbon dioxide has been considered as a non-invasive monitoring technique in clinical surgical monitoring as a sixth basic vital sign in addition to body temperature, respiration, pulse, blood pressure, arterial oxygen saturation. The ventilation effect of the patient can be reflected by measuring the concentration of the carbon dioxide at the end of expiration, ventilation abnormality can be found in time, and the risk of respiratory depression is reduced.

At present, the common nasal catheter only has the function of oxygen inhalation, but not has the functions of oxygen inhalation and carbon dioxide collection. Some new nasal catheters can collect carbon dioxide, but can collect only single nasal cavity, or can collect double nasal cavities, but can not collect carbon dioxide at the end of oral expiration, some nasal cavities of patients can not collect carbon dioxide due to nasal cavity injury or lesions, or the concentration of carbon dioxide monitoring is not accurate enough, in the prior art, a nasal plug connector can collect double nasal cavities and oral carbon dioxide at the same time, but the novel nasal plug connector has no good catheter collocation, and is used with other hoses in the market in a matched manner, so that the problem of inconvenient use is caused, and meanwhile, some catheters are suitable for being connected with oxygen sources of hospitals, but are connected with oxygen supply machines in the market without excessive hoses, so that the need of a hose suitable for being connected with oxygen supply machines in the market is urgent, the adaptation degree is improved, and the material waste is reduced.

Disclosure of Invention

In view of the defects existing in the background technology, the utility model relates to a multifunctional nasal catheter with the function of collecting carbon dioxide at the end of a breathing, a connecting pipeline is convenient to connect with a nasal plug connector, and an oxygen supply pipeline only comprises an oxygen delivery branch pipe, an adapter and a breathing connector, so that part of hoses are omitted, and resources are effectively saved.

The utility model relates to a multifunctional nasal catheter with end-tidal carbon dioxide collection, comprising:

the nasal plug connector comprises an oxygen channel and a carbon dioxide channel, wherein the oxygen channel is provided with an oxygen input port and an oxygen input outlet, and the carbon dioxide channel comprises a carbon dioxide nasal cavity acquisition port, a confluence cavity, a carbon dioxide monitoring port and an oral cavity cover;

the connecting pipeline comprises an oxygen supply pipeline and a carbon dioxide pipeline, and the oxygen supply pipeline is formed by sequentially connecting an oxygen delivery branch pipe, an adapter and a breathing adapter;

the oxygen supply pipeline, the oxygen delivery inlet and the oxygen delivery outlet are sequentially communicated, the carbon dioxide nasal cavity collecting port and the oxygen delivery outlet of the oxygen channel are adjacently arranged to form a group of single nasal cavity gas exchange ports for gas exchange of nasal cavities, the carbon dioxide nasal cavity collecting port and the oral cavity cover are communicated with the converging cavity, the carbon dioxide monitoring port is arranged on one side of the converging cavity, and the carbon dioxide monitoring port is connected with the carbon dioxide pipeline.

By adopting the scheme, the carbon dioxide in the nasal cavity and the oral cavity is collected and monitored, and oxygen is supplied to the patient.

Further, two oxygen channels are arranged, two carbon dioxide nasal cavity collection ports are arranged, and two oxygen delivery outlets of the two oxygen channels and the two carbon dioxide nasal cavity collection ports form two groups of single nasal cavity gas exchange ports for gas exchange of double nasal cavities.

By adopting the scheme, oxygen supply and carbon dioxide collection are carried out on the double nasal cavities at the same time.

Further, two oxygen therapy branch pipes are arranged and are used for being connected with two oxygen therapy inlets respectively, the adapter is a tee joint, and the tee joint is used for being connected with the two oxygen therapy branch pipes and the oxygen therapy pipe.

By adopting the scheme, oxygen is conveniently and simultaneously supplied to two nasal cavities.

Further, the oxygen therapy branch pipe is connected with a ring buckle, and the ring buckle is provided with holes for the two oxygen therapy branch pipes to pass through.

Through adopting above-mentioned scheme, conveniently improve the effect of hooking the ear.

Further, the carbon dioxide collecting pipeline comprises a monitoring joint and a monitoring pipe, one end of the monitoring pipe is connected with the carbon dioxide monitoring port, and the other end of the monitoring pipe is connected with the monitoring joint.

Through adopting above-mentioned scheme, conveniently be connected with the breathing machine that breathes end carbon dioxide monitoring, carry out real-time supervision.

Further, the confluence cavity is connected with a horizontal pipe, the horizontal pipe is divided into a first oxygen therapy inlet section, a confluence section and a second oxygen therapy inlet section, the first oxygen therapy inlet section and the second oxygen therapy inlet section are arranged at two ends of the horizontal pipe, the confluence section is arranged in the middle of the horizontal pipe, the first oxygen therapy inlet section, the confluence section and the second oxygen therapy inlet section are not communicated, the confluence section is used for communicating two carbon dioxide nasal cavity collection ports and the confluence cavity, and the first oxygen therapy inlet section and the second oxygen therapy inlet section respectively correspond to one oxygen therapy outlet.

Through adopting above-mentioned scheme, the cross tube makes things convenient for wearing of whole nasal catheter, has rectified the carbon dioxide nasal cavity to gather the mouth simultaneously, conveniently connects the breathing machine of monitoring catheter and breathe end carbon dioxide monitoring.

Further, the converging cavity is connected with a carbon dioxide central collecting chamber, and the carbon dioxide central collecting chamber is communicated with the converging cavity.

Through adopting above-mentioned scheme, carbon dioxide collection room in carbon dioxide center carries out better confluxation to carbon dioxide nasal cavity collection mouth and the carbon dioxide that the oral cavity cover gathered.

Drawings

Fig. 1 is a schematic structural view of embodiment 1 of the present utility model.

FIG. 2 is a schematic view of the structure of embodiment 1 of the present utility model;

FIG. 3 is a cross-sectional E-E view of FIG. 2 of example 1 of the present utility model;

FIG. 4 is a schematic diagram of the flow of gas according to example 1 of the present utility model;

fig. 5 is a perspective view showing the structure of embodiment 1 of the present utility model.

Reference numerals: 11. an oxygen inlet; 12. an oxygen delivery outlet; 13. a confluence chamber; 131. a carbon dioxide nasal cavity collection port; 14. a carbon dioxide monitoring port; 15. a transverse tube; 151. a first oxygen therapy inlet section; 152. a second oxygen therapy inlet section; 153. a confluence section; 16. an oral mask; 17. a carbon dioxide central collection chamber; 2. an oxygen delivery branch pipe; 3. a movable ring buckle; 4. an adapter; 5. a respiratory joint; 7. the tube is monitored.

Detailed Description

The following description and the discussion of the embodiments of the present utility model will be made more complete and less in view of the accompanying drawings, in which it is to be understood that the utility model is not limited to the embodiments of the utility model disclosed and that it is intended to cover all such modifications as fall within the scope of the utility model.

For the purpose of facilitating an understanding of the embodiments of the present utility model, reference will now be made to the drawings, by way of example, of specific embodiments, and the various embodiments should not be construed to limit the embodiments of the utility model.

Embodiment 1 of the present utility model, referring to fig. 1-5, relates to a multifunctional nasal catheter with end tidal carbon dioxide collection, comprising:

the nasal plug connector comprises an oxygen channel and a carbon dioxide channel, wherein the oxygen channel is provided with an oxygen delivery inlet 11 and an oxygen delivery outlet 12, and the carbon dioxide channel comprises a carbon dioxide nasal cavity collection port 131, a confluence cavity 13, a carbon dioxide monitoring port 14 and an oral cavity cover 16;

the connecting pipeline comprises an oxygen supply pipeline and a carbon dioxide pipeline, and the oxygen supply pipeline is formed by sequentially connecting an oxygen delivery branch pipe 2, an adapter and a breathing adapter 5;

the oxygen supply pipeline, the oxygen delivery inlet 11 and the oxygen delivery outlet 12 are sequentially communicated, the carbon dioxide nasal cavity collecting port 131 and the oxygen delivery outlet 12 of the oxygen channel are adjacently arranged to form a group of single nasal cavity gas exchange ports for gas exchange of nasal cavities, the carbon dioxide nasal cavity collecting port 131 and the oral cavity cover 16 are communicated with the converging cavity 13, the carbon dioxide monitoring port 14 is arranged on one side of the converging cavity 13, and the carbon dioxide monitoring port 14 is connected with the carbon dioxide pipeline.

The two oxygen channels are arranged, the two carbon dioxide nasal cavity collecting ports 131 are arranged, and the two oxygen delivery outlets 12 of the oxygen channels and the two carbon dioxide nasal cavity collecting ports 131 form two groups of single nasal cavity gas exchange ports for gas exchange of double nasal cavities.

The two oxygen therapy branch pipes 2 are arranged and are used for being respectively connected with the two oxygen therapy inlets 11, the adapter 4 is a tee joint, and the tee joint is used for being connected with the two oxygen therapy branch pipes 2 and the oxygen therapy pipe.

The oxygen therapy branch pipe 2 is connected with the ring knot, the ring knot is equipped with the hole that supplies two oxygen therapy branch pipes 2 to pass, the pore wall of ring knot is laminated with oxygen therapy branch pipe 2 outer wall, improves the pore wall of ring knot and the frictional force of oxygen therapy branch pipe 2, improves fixed stability to guarantee the stability that the nasal obstruction joint was worn.

As shown in fig. 3 and fig. 4 of the specification, one side of the oral cavity cover 16 is connected with the converging cavity 13, the other three sides are provided with arc-shaped side walls for collecting carbon dioxide discharged from the mouth, the converging cavity 13 is connected with a carbon dioxide central collecting chamber 17, the carbon dioxide central collecting chamber 17 is communicated with the converging cavity 13, the carbon dioxide central collecting chamber 17 is arranged between the carbon dioxide nasal cavity collecting port 131 and the oral cavity cover 16, and compared with the independent converging cavity 13, the carbon dioxide central collecting chamber 17 is additionally arranged for collecting carbon dioxide.

The confluence cavity 13 is connected with a cross tube 15, the cross tube 15 is divided into a first oxygen input section 151, a confluence section 153 and a second oxygen input section 152, the first oxygen input section 151 and the second oxygen input section 152 are arranged at two ends of the cross tube 15, the confluence section 153 is arranged in the middle of the cross tube 15, the first oxygen input section 151, the confluence section 153 and the second oxygen input section 152 are not communicated, the confluence section 153 is used for communicating two carbon dioxide nasal cavity collecting ports 131 and the confluence cavity 13, and the first oxygen input section 151 and the second oxygen input section 152 respectively correspond to one oxygen input outlet 12.

The length of the oxygen delivery outlet 12 is longer than the length of the carbon dioxide nasal collection port 131. The carbon dioxide monitoring port 14 is arranged parallel to the cross tube 15. The oxygen delivery outlet 12 and the carbon dioxide nasal cavity collection port 131 are both perpendicular to the transverse tube 15, and the oxygen delivery outlet 12 and the carbon dioxide nasal cavity collection port 131 are connected with the transverse tube 15 and deviate from the plane where the confluence cavity 13 is located. The oxygen delivery outlet 12 is parallel to the carbon dioxide nasal cavity collection port 131, and the included angle between the plane extension line of the oxygen delivery outlet 12 and the plane extension line of the confluence cavity 13 is 130 degrees+/-5 degrees, wherein the stability is optimal when the included angle is 130 degrees.

The working principle of the utility model and the beneficial effects thereof:

the breathing joint 5 is connected with a breathing machine loop, so that unnecessary hoses are omitted, and oxygen is input into the nasal cavity through the tee joint and the oxygen-conveying branch pipe 2 to the oxygen-conveying outlet 12 of the nasal plug joint; wherein, after the oxygen therapy branch pipe 2 is hung on the ears of a patient, the oxygen therapy branch pipe 2 can be tensioned through the movable annular ring, so that the nasal plug connector is firmly fixed on the nasal cavity; the oxygen delivery outlet 12 and the carbon dioxide nasal cavity collecting port 131 are inserted into the nasal cavity of a patient, the oxygen delivery outlet 12 is designed to be longer than the carbon dioxide nasal cavity collecting port 131, oxygen can be supplied to the nasal cavity of the patient through the oxygen delivery outlet 12, meanwhile, the carbon dioxide nasal cavity collecting ports 131 are arranged on the two nasal cavities, carbon dioxide exhaled by the oral cavity of the patient is collected through the carbon dioxide nasal cavity collecting port 131 and the carbon dioxide collecting port of the nasal cavity of the patient, and the carbon dioxide collecting port is converged, so that the oxygen supply of the nasal cavity of the patient is ensured, the carbon dioxide at the nasal cavity and the oral cavity of the patient can be converged and collected, and then the carbon dioxide monitoring port 14 is connected with a monitoring catheter and a breathing machine or device for monitoring the carbon dioxide at the end of breathing for monitoring in real time; the ventilation and oxygen supply effects of the patient are detected, abnormal ventilation is found in time, the risk of respiratory depression is reduced, and the ventilation safety of the patient is improved. Simultaneously, the two nasal cavities are provided with the carbon dioxide nasal cavity collecting ports 131, so that the problem that carbon dioxide cannot be collected due to nasal cavity injury or lesions in a certain nasal cavity of a part of patients, or the carbon dioxide data is inaccurate due to nasal cavity collection is solved, and the accuracy and the safety of collecting carbon dioxide at the tail end of breathing are higher.

Finally, it should be noted that: the above examples are only specific embodiments of the present utility model, and are not intended to limit the scope of the present utility model, but it should be understood by those skilled in the art that the present utility model is not limited thereto, and that the present utility model is described in detail with reference to the foregoing examples: any person skilled in the art may modify or easily conceive of the technical solution described in the foregoing embodiments, or perform equivalent substitution of some of the technical features, while remaining within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model, and are intended to be included in the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (7)

1. A multifunctional nasal catheter with end tidal carbon dioxide collection, comprising:

the nasal plug connector comprises an oxygen channel and a carbon dioxide channel, wherein the oxygen channel is provided with an oxygen delivery inlet (11) and an oxygen delivery outlet (12), and the carbon dioxide channel comprises a carbon dioxide nasal cavity collection port (131), a confluence cavity (13), a carbon dioxide monitoring port (14) and an oral cavity cover (16);

the connecting pipeline comprises an oxygen supply pipeline and a carbon dioxide pipeline, the oxygen supply pipeline is formed by sequentially connecting an oxygen delivery branch pipe (2), an adapter and a breathing joint (5), and the breathing joint (5) is connected with a breathing machine loop;

the oxygen supply pipeline, the oxygen therapy inlet (11) and the oxygen therapy outlet (12) are sequentially communicated, the carbon dioxide nasal cavity collection port (131) and the oxygen therapy outlet (12) of the oxygen channel are adjacently arranged to form a group of single nasal cavity gas exchange ports for gas exchange of nasal cavities, the carbon dioxide nasal cavity collection port (131) and the oral cavity cover (16) are communicated with the confluence cavity (13), the carbon dioxide monitoring port (14) is arranged on one side of the confluence cavity (13), and the carbon dioxide monitoring port (14) is connected with the carbon dioxide pipeline.

2. A multifunctional nasal catheter with end tidal carbon dioxide collection according to claim 1, wherein: the two oxygen channels are arranged, two carbon dioxide nasal cavity collection ports (131) are arranged, and two oxygen delivery outlets (12) of the two oxygen channels and the two carbon dioxide nasal cavity collection ports (131) form two groups of single nasal cavity gas exchange ports for gas exchange of double nasal cavities.

3. A multifunctional nasal catheter with end tidal carbon dioxide collection according to claim 2, wherein: the oxygen therapy branch pipe (2) is provided with two oxygen therapy inlets (11) which are respectively connected, the adapter (4) is a tee joint, and the tee joint is used for connecting the two oxygen therapy branch pipes (2) and the oxygen therapy pipe.

4. A multifunctional nasal catheter with end tidal carbon dioxide collection according to claim 3, wherein: the oxygen therapy branch pipes (2) are connected with buckles, and the buckles are provided with holes for the two oxygen therapy branch pipes (2) to pass through.

5. A multifunctional nasal catheter with end tidal carbon dioxide collection according to claim 1, wherein: the carbon dioxide collecting pipeline comprises a monitoring joint and a monitoring pipe (7), one end of the monitoring pipe (7) is connected with a carbon dioxide monitoring port (14), and the other end of the monitoring pipe is connected with the monitoring joint.

6. A multifunctional nasal catheter with end tidal carbon dioxide collection according to claim 5, wherein: the utility model discloses a device for collecting carbon dioxide nasal cavity, including cross tube (15) and chamber (13), cross tube (15) are connected with cross tube (15), cross tube (15) divide into first oxygen therapy entry section (151), converging section (153) and second oxygen therapy entry section (152), both ends of cross tube (15) are located to first oxygen therapy entry section (151) and second oxygen therapy entry section (152), the centre of cross tube (15) is located to converging section (153), and first oxygen therapy entry section (151), converging section (153) and second oxygen therapy entry section (152) are not linked together, converging section (153) are used for linking up two carbon dioxide nasal cavity collection ports (131) and converging chamber (13), first oxygen therapy entry section (151) and second oxygen therapy entry section (152) correspond an oxygen therapy export (12) respectively.

7. A multifunctional nasal catheter with end tidal carbon dioxide collection according to claim 6, wherein: the converging cavity (13) is connected with a carbon dioxide central collecting chamber (17), and the carbon dioxide central collecting chamber (17) is communicated with the converging cavity (13).