CN213077027U

CN213077027U - Medical nasal oxygen cannula

Info

Publication number: CN213077027U
Application number: CN202020856486.XU
Authority: CN
Inventors: 刘晓路; 王蔚
Original assignee: Chinese PLA General Hospital
Current assignee: Chinese PLA General Hospital
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-04-30
Anticipated expiration: 2030-05-20

Abstract

The utility model provides a medical nasal oxygen cannula relates to medical instrument technical field to the easy slippage of nasal oxygen cannula who exists among the solution prior art leads to the technical problem that patient's oxygen uptake volume reduces. The nasal oxygen tube comprises a main duct and oxygen distribution tubes, wherein the two oxygen distribution tubes are connected with the main duct through oxygen distribution joints, adjusting sleeves capable of adjusting the lengths of the oxygen distribution tubes are arranged on the two oxygen distribution tubes and can slide on the two oxygen distribution tubes, a limiting structure is arranged below the adjusting sleeves and can slide on the two branch tubes and clamp the oxygen distribution tubes to limit the downward sliding of the adjusting sleeves when the limiting structure slides to a preset position; the periphery of each oxygen distribution tube is wrapped with a protective sleeve, and an adhesive sheet is arranged on the protective sleeve to be adhered to the head and/or the ear of the patient. The utility model is used for realize the fixed of nasal oxygen pipe, prevent that the nostril pipe from separating easily and the oxygen uptake effect that causes is poor and the extravagant problem of oxygen with patient's nostril.

Description

Medical nasal oxygen cannula

Technical Field

The utility model belongs to the technical field of the medical instrument technique and specifically relates to a medical nasal oxygen cannula is related to.

Background

Oxygen inhalation means inhaling oxygen. Is a common treatment method in clinic, and oxygen therapy is mainly a method for relieving hypoxia. A proper amount of oxygen inhalation is used for correcting oxygen deficiency, improving the partial pressure of arterial blood oxygen and the level of oxygen saturation, and promoting metabolism, and is one of important methods for adjuvant therapy of various diseases.

Oxygen therapy is one of the most common rescue or treatment means in hospitals, a nasal oxygen tube is an oxygen tube used by patients with dyspnea and needing oxygen therapy in hospitals, is an oxygen tube connected between an oxygen inhaler and the nasal cavity of the patient, is an important medical accessory, and has the working principle that one end of the nasal oxygen tube is connected with an oxygen tank, and the other end of the nasal oxygen tube is inserted into the nasal cavity of the patient, so that oxygen is inhaled into the lung from the nasal cavity of the patient.

The nasal oxygen cannula commonly used in the hospital at present mainly adopts an ear-hanging type, a plug is inserted into the nostril of a patient, then the tubes at the two ends of the connecting plug are hung on the two ears of the patient, the fixing of the plug is realized, and the plug is prevented from easily separating from the nostril of the patient.

The applicant has found that the prior art has at least the following technical problems:

when a patient is in a sleep state, the head of the patient rotates, so that the plug is easily separated from the nostril of the patient, the patient does not inhale oxygen in time, shock is caused, and serious death accidents occur.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a medical nasal oxygen tube to the easy slippage of nasal oxygen tube that exists among the solution prior art leads to the technical problem that the patient inhales the oxygen content and reduces. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a medical nasal oxygen cannula, including main duct and branch oxygen pipe, two divide the oxygen pipe to connect with main duct through dividing the oxygen joint, two be provided with on dividing the oxygen pipe can adjust divide the adjusting collar of oxygen pipe length, the adjusting collar can slide on two divide the oxygen pipe, the below of adjusting collar is provided with limit structure, limit structure can slide on two divide the oxygen pipe and can grasp when limit structure slides to predetermined position divide the oxygen pipe in order to restrict the adjusting collar slides downwards; the periphery of each oxygen distribution tube is wrapped with a protective sleeve, and an adhesive sheet is arranged on the protective sleeve to be adhered to the head and/or the ear of the patient.

Preferably, the protective sleeve is a flannelette liner, the two sides of the flannelette liner in the length direction are provided with sticking buckles after the flannelette liner is unfolded, and the flannelette liner is provided with the adhesive sheet.

Preferably, the adhesive patch is configured as a butterfly comprising at least one set of symmetrically configured adhesive patches.

Preferably, the adhesive sheet is provided with a vent hole.

Preferably, the main duct is provided with a valve for preventing reverse flow.

Preferably, the limiting structure is a fixing clip.

Preferably, a nasal suction head is arranged between the two oxygen separation tubes, wherein: the nasal aspirator comprises a breather pipe used for being connected with an oxygen separation pipe, the breather pipe is detachably connected with the oxygen separation pipe, a nostril pipe communicated with the breather pipe is arranged on the side wall of the breather pipe, one end of the nostril pipe is fixed on the breather pipe, and the other end of the nostril pipe is detachably provided with a pipe cap;

the naris pipe includes two first naris pipes and two second naris pipes that make up the use respectively, first naris pipe with the aperture of second naris pipe is different.

Preferably, the two first nostril pipes and the two second nostril pipes are both vertically connected with the ventilation pipe.

Preferably, the outer wall of each first nostril pipe and the outer wall of each second nostril pipe are provided with friction stripes.

Preferably, the nasal oxygen tube is a PVC nasal oxygen tube or a silicon rubber nasal oxygen tube, and the oxygen distribution joint is a Y-shaped structural part.

The utility model provides a medical nasal oxygen cannula, including main duct and branch oxygen pipe, two divide the oxygen pipe to connect with main duct through dividing the oxygen joint, be provided with the adjusting collar that can adjust and divide oxygen pipe length on two divide the oxygen pipe, the adjusting collar can slide on two divide the oxygen pipe, the below of adjusting collar is provided with limit structure, limit structure can slide on two divide the oxygen pipe and can grasp when limit structure slides to preset position and divide the oxygen pipe, play the effect of limiting the adjusting collar to slide downwards; every peripheral parcel of oxygen pipe of dividing has the protective sheath, be provided with the adhesion piece on the protective sheath, when the patient takes this nasal oxygen pipe, can bond the adhesion piece in patient head and/or ear, setting through the adhesion piece on limit structure and two oxygen pipes of dividing, form three point fixed, realized the fixed to nasal oxygen pipe, prevent that nostril pipe and patient's nostril from separating easily and the poor and extravagant problem of oxygen uptake effect that leads to the fact, the oppression to the ear when having alleviateed the patient and wearing for a long time is felt, the comfortable degree when having improved the patient and wearing, medical worker's work burden has been alleviateed simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of a medical nasal oxygen cannula provided by an embodiment of the present invention;

fig. 2 is an enlarged view at a in fig. 1.

Reference numerals: 1. a main duct; 2. an oxygen separation tube; 3. an oxygen-separating joint; 4. an adjusting sleeve; 5. a fixing clip; 6. a protective sleeve; 7. adhering the sheet; 8. an anti-reflux valve; 9. a breather pipe; 10. a first nostril tube; 11. a second nostril tube; 12. and (4) a pipe cap.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1, the utility model provides a medical nasal oxygen cannula, including main duct 1 and branch oxygen tube 2, two branch oxygen tubes 2 are connected with main duct 1 through a branch oxygen joint 3, two branch oxygen tubes 2 are provided with adjusting sleeve 4 that can adjust the length of branch oxygen tube 2, adjusting sleeve 4 can slide on two branch oxygen tubes 2, a limit structure is provided below adjusting sleeve 4, the limit structure can slide on two branch oxygen tubes and can clamp branch oxygen tube 2 when the limit structure slides to a preset position to limit adjusting sleeve 4 to slide downwards; the periphery of each oxygen distributing pipe 2 is wrapped with a protective sleeve 6, and the protective sleeve 6 is provided with an adhesive sheet 7 to be adhered to the head and/or the ear of a patient. The utility model discloses a setting of adhesion piece 7 on limit structure and two oxygen distribution pipes 2 forms three point fixation, has realized the fixed to nasal oxygen pipe, prevents that nasal hole pipe and patient's nostril from separating easily and the oxygen uptake effect that causes is poor and the extravagant problem of oxygen, has alleviateed the oppression sense to the ear when the patient wears for a long time, has improved the comfortable degree when the patient wears, has alleviateed medical worker's work burden simultaneously.

As an optional implementation manner, the protective sleeve 6 is a flannelette liner, and thread gluing is arranged on two sides of the flannelette liner along the length direction after the flannelette liner is unfolded, so that the flannelette liner is convenient to detach and clean and can be reused. The lint liner is provided with an adhesive sheet 7, and the adhesive sheet 7 can be adhered to the head or the back side of the ears and is used for positioning the oxygen distributing pipe 2 positioned on the two sides of the cheek. The protective sleeve 6 can also be provided with a hanging lug, after the nostril insertion tube is inserted into the nostril of the patient, the hanging lug is hung on the ear so as to prevent the oxygen distribution tube from falling off to influence the oxygen inhalation effect, and the adhesive sheet 7 is not needed in this time.

Wherein the adhesive sheet 7 in this embodiment is configured as a butterfly shape, comprising at least one set of symmetrically configured adhesive sheets. The bonding sheet that sets up through the symmetry bonds at patient's head, realizes fixing the protective layer, and then right the utility model provides a nasal oxygen cannula fixes.

In this embodiment, the adhesive sheet 7 is constructed similarly to the adhesive portion of the wound dressing, and a non-adhesive and smooth covering sheet is provided on the outside of the adhesive portion, and the adhesive portion is attached to the site to be attached by peeling off the covering sheet at the time of use. The adhesive sheet 7 is also provided with a vent hole, and is air-permeable to prevent the adhesive sheet 7 from damaging the skin of the patient. The adhesive sheet 7 is applied in a protective manner as much as possible, and many common patch materials (such as the material of the electrode sheet) can reduce the damage to the skin behind the ear in clinic.

As an optional implementation manner, the main conduit 1 is provided with an anti-reflux valve 8, and the anti-reflux valve 8 is made of medical silica gel or other medical polymer materials, so that the environment in the upstream humidification bottle can be prevented from being polluted.

The adjusting sleeve 4 is arranged on the outer side of the two oxygen distributing pipes 2, and the adjusting sleeve 4 can slide on the two oxygen distributing pipes 2. The adjusting sleeve 4 in the embodiment is made of non-toxic soft plastics, the length of the oxygen separating tube 2 can be changed according to the needs of a user, and the use is convenient. In addition, in order to prevent adjusting sleeve 4 from sliding downwards and influencing the use of nasal oxygen tube, limit structure has been set up on dividing oxygen tube 2, limit structure in this embodiment is fixation clamp 5, when fixation clamp 5 was opened the state, can hold fixation clamp 5 with the hand and slide on two divide oxygen tubes 2, when sliding to required position, detain fixation clamp 5 and grasp divide oxygen tube 2 can, fixation clamp 5 divides into two parts that a mould is the same, it is articulated between two parts, after two parts detained, form the centre gripping hole that can grasp branch oxygen tube 2 on the fixation clamp 5.

A nasal suction head is arranged between the two oxygen separation tubes 2, wherein the nasal suction head comprises a vent tube 9 used for connecting the oxygen separation tubes 2, the side wall of the vent tube 9 is provided with a nostril tube communicated with the vent tube 9, one end of the nostril tube is fixed on the vent tube 9, and the other end is detachably provided with a tube cap 12, as shown in figure 2; the utility model discloses a nasal oxygen pipe, nostril pipe are including two first nostril pipes 10 and two second nostril pipes 11 of difference combined use, and first nostril pipe 10 is different with the aperture of second nostril pipe 11, can provide the nasal suction head of taking two kinds of specifications ventholes like this to improve the commonality of single nasal suction head, it is more convenient to use.

The nasal oxygen tube, the tube cap 12 and the nostril tube can be connected in a clamping way or in a threaded way. The oxygen inhalation tube is characterized in that the two first nasal tubes 10 and the two second nasal tubes 11 are both perpendicularly connected with the vent tube 9, the joint of the two first nasal tubes 10 and the vent tube 9 is located on the same bus of the vent tube 9, and the joint of the two second nasal tubes 11 and the vent tube 9 is located on the same bus of the vent tube 9. In addition, because the breather pipe 9 is detachably connected with the oxygen separation pipe 2, the position relation of the two first nostril pipes 10 and the two second nostril pipes 11 on the oxygen inhalation pipe can be changed by changing the connection position relation of the oxygen separation pipe 2 and the breather pipe 9, thereby realizing the smooth switching of the two first nostril pipes 10 and the two second nostril pipes 11 in the using process and avoiding the two first nostril pipes 10 or the two second nostril pipes 11 from being put on the shelf with the head of the human body.

As an alternative embodiment, the outer wall of each first nostril tube 10 and the outer wall of each second nostril tube 11 are provided with friction strips. The friction force between the nostril tube and the vestibule part of the nasal mucosa can be properly increased, so that the nasal oxygen tube is not easy to fall off.

As shown in figure 1, the medical nasal oxygen cannula of the utility model is a PVC nasal oxygen cannula or a silicon rubber nasal oxygen cannula. The nasal oxygen pipe is PVC nasal oxygen pipe or silicon rubber nasal oxygen pipe, divides oxygen joint 3 to be Y shape structure, divides the other end that oxygen connects 3 to connect in main duct 1, and main duct 1's free end is connected with the equipment joint, and the equipment joint is provided with the opening, is provided with the screw thread arch on the open-ended inner wall. The oxygen in the main catheter 1 is respectively transported into the two oxygen separation tubes 2 through the oxygen separation joint 3, so that the oxygen is separately transported into two nostrils of a patient. In addition, the threaded protrusion arranged on the inner wall of the opening of the equipment joint increases the friction force between the equipment joint and the oxygen supply equipment, is favorable for being connected to the oxygen supply equipment and cannot be easily disconnected, and the connection reliability is ensured.

The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A medical nasal oxygen cannula is characterized by comprising a main catheter and oxygen distribution catheters, wherein the two oxygen distribution catheters are connected with the main catheter through oxygen distribution joints, adjusting sleeves capable of adjusting the lengths of the oxygen distribution catheters are arranged on the two oxygen distribution catheters, the adjusting sleeves can slide on the two oxygen distribution catheters, a limiting structure is arranged below the adjusting sleeves, the limiting structure can slide on the two oxygen distribution catheters, and when the limiting structure slides to a preset position, the oxygen distribution catheters can be clamped to limit the downward sliding of the adjusting sleeves; the periphery of each oxygen distribution tube is wrapped with a protective sleeve, and an adhesive sheet is arranged on the protective sleeve to be adhered to the head and/or the ear of the patient.

2. The medical nasal oxygen cannula as claimed in claim 1, wherein the protective cover is a flannelette pad, and after the flannelette pad is unfolded, thread gluing is arranged on both sides of the flannelette pad along the length direction of the flannelette pad, and the adhesive sheet is arranged on the flannelette pad.

3. The medical nasal oxygen cannula according to claim 1 or 2, wherein the adhesive sheet is provided in a butterfly shape, comprising at least one set of symmetrically provided adhesive sheets.

4. The medical nasal oxygen cannula according to claim 1, wherein the adhesive sheet is provided with a vent hole.

5. The medical nasal oxygen cannula according to claim 1, wherein the main catheter is provided with an anti-reflux valve.

6. The medical nasal oxygen cannula according to claim 1, wherein the limiting structure is a retaining clip.

7. The medical nasal oxygen tube of claim 1, wherein a nasal tip is provided between the two oxygen distribution tubes, wherein:

the nasal aspirator comprises a breather pipe used for being connected with an oxygen separation pipe, the side wall of the breather pipe, which is detachably connected with the oxygen separation pipe, of the breather pipe is provided with a nostril pipe communicated with the breather pipe, one end of the nostril pipe is fixed on the breather pipe, and the other end of the nostril pipe is detachably provided with a pipe cap;

8. The medical nasal oxygen tube of claim 7, wherein both of the first and second nasal tubes are connected perpendicular to the ventilation tube.

9. The medical nasal oxygen tube of claim 7, wherein the outer wall of each first nostril tube and the outer wall of each second nostril tube are provided with friction stripes.

10. The medical nasal oxygen cannula according to claim 1, wherein the nasal oxygen cannula is a PVC nasal oxygen cannula or a silicon rubber nasal oxygen cannula, and the oxygen distribution joint is a Y-shaped structural member.