Nasal plug catheter of breathing machine

Abstract

The utility model discloses a breathing machine nasal plug catheter which comprises a catheter body, the two ends of the catheter body are connected with a fixing band and a connecting band respectively, the first end of the fixing band and the first end of the connecting band are connected with the catheter body, and the second end of the fixing band and the second end of the connecting band are connected to form an annular sleeve band. The mounting assembly comprises a mounting box, fixing blocks and movable clamping plates, the mounting box is connected with the first end of the fixing belt and the first end of the connecting belt, the fixing blocks are arranged at the two ends of the guide pipe body respectively, the movable clamping plates are movably arranged at the two ends of the mounting box respectively, inserting grooves are formed in the fixing blocks, and the movable clamping plates are connected with the inserting grooves in a clamped mode; the adjusting and fixing assembly is arranged at the second end of the fixing band and the second end of the connecting band. The catheter body is convenient to replace, the use cost is reduced, the circumference of the annular sleeve belt is adjusted through the adjusting and fixing assembly, the annular sleeve belt is stably fixed to the head of a patient, and the wearing comfort of the patient is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of medical devices, and more specifically to a nasal conduit for a ventilator. Background Art

[0002] Currently, the ventilator nasal cannula is a medical device used to deliver oxygen or therapeutic gases to the patient's respiratory tract to assist or maintain their normal respiratory function. It is part of a non-invasive ventilator, and the cannula is inserted into the patient's nasal cavity through the nasal passage to establish an effective gas delivery path. The design of this cannula allows patients to remain relatively comfortable while receiving ventilator treatment and is more convenient than other ventilation methods (such as endotracheal intubation or masks).

[0003] The nasal cannula of the ventilator is an important part that connects the ventilator and the patient's nasal cavity, and is used to deliver oxygen or therapeutic gases. The traditional design of the nasal cannula of the ventilator often uses an elastic fixing belt to be worn on the head. Due to the different head sizes of each patient, the nasal cannula is uncomfortable to wear and unstable to fix, which may cause inconvenience to the patient and poor treatment effect. In addition, in order to improve the safety of the patient's use, most nasal cannula are disposable, which will increase the cost of the nasal cannula and fixing belt, thereby causing economic losses.

[0004] Therefore, how to provide a nasal conduit for a ventilator has become a technical problem that urgently needs to be solved in this field. Utility Model Content

[0005] One purpose of the utility model is to provide a new technical solution for a nasal conduit of a ventilator.

[0006] According to a first aspect of the utility model, a nasal congestion catheter for a ventilator is provided, comprising: a catheter body, two ends of the catheter body are respectively connected to a fixing belt and a connecting belt, a first end of the fixing belt and a first end of the connecting belt are connected to the catheter body, and a second end of the fixing belt is connected to a second end of the connecting belt to form an annular sleeve;

[0007] An installation component, the installation component includes an installation box, a fixed block and a movable card plate, the installation box is respectively connected to the first end of the fixed belt and the first end of the connecting belt, the fixed blocks are respectively arranged at the two ends of the catheter body, the movable card plate is respectively movably arranged at the two ends of the installation box, the fixed block has a slot, and the movable card plate is clamped with the slot;

[0008] An adjusting and fixing assembly is arranged at the second end of the fixing belt and the second end of the connecting belt, and is used for adjusting the circumference of the annular sleeve.

[0009] Optionally, the mounting assembly further includes an elastic member, the elastic member is disposed in the mounting box, and two ends of the elastic member are respectively connected to the two movable clamping plates.

[0010] Optionally, a clamping block is provided on the movable clamping plate, and the clamping block is clamped with the slot.

[0011] Optionally, two nasal plug bodies are arranged on the catheter body.

[0012] Optionally, anti-slip textures are provided on the outer peripheral walls of the two nasal plug bodies.

[0013] Optionally, the adjustment and fixing assembly includes a fixing box, a first fixing plate, a second fixing plate and a spring, the second fixing plate is fixedly arranged inside the fixing box, the first fixing plate is movably arranged inside the fixing box, the first end of the spring is connected to the inner wall of the fixing box, the second end of the spring is connected to the first fixing plate, and the spring is in a compressed state; the second end of the fixing belt is fixedly connected to the fixing box, and the connecting belt is arranged between the first fixing plate and the second fixing plate.

[0014] Optionally, a communication port is provided on the outer side of the fixing box, and the adjusting and fixing assembly further comprises a pull rod provided at the communication port, and the pull rod is connected to the first fixing plate to drive the first fixing plate to move.

[0015] Optionally, negative teeth are provided on the first fixing plate, and positive teeth are correspondingly provided on the connecting belt, and the negative teeth and the positive teeth are meshed with each other to fix the connecting belt.

[0016] The beneficial effects of the utility model are:

[0017] The utility model forms an annular sleeve by connecting the first end of the fixing belt and the first end of the connecting belt to the catheter body, and connecting the second end of the fixing belt to the second end of the connecting belt; and connecting the installation box to the first end of the fixing belt and the first end of the connecting belt respectively, and the fixing blocks are respectively arranged at the two ends of the catheter body, and the movable clamping plate is respectively movably arranged at the two ends of the installation box, and the fixing block has a slot, and the movable clamping plate is clamped with the slot. When it is necessary to deliver oxygen or therapeutic gas to the patient, the operator first acts on the movable clamping plate and drives the movable clamping plate to move, so that the spacing between the two movable clamping plates becomes larger, and then the movable clamping plate is clamped with the slot on the fixing block, and then the fixing belt and the connecting belt are fixed on the catheter body. Then, the operator adjusts the circumference of the annular sleeve by adjusting the fixing assembly according to the patient's head structure, so that the annular sleeve is stably fixed on the patient's head, which facilitates the replacement of the catheter body, reduces the use cost, and improves the wearing comfort of the patient.

[0018] Other features and advantages of the present invention will become apparent from the following detailed description of exemplary embodiments of the present invention with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the present invention and, together with the description, serve to explain the principles of the present invention.

[0020] Figure 1 This is a structural diagram of a nasal conduit for a ventilator of the utility model;

[0021] Figure 2 for Figure 1 The enlarged view of point A in the middle;

[0022] Figure 3 It is a structural diagram of the installation assembly of the utility model;

[0023] Figure 4 This is a structural diagram of the adjustment and fixing assembly of the utility model.

[0024] The markings in the figure are as follows: 1. Catheter body; 11. Nasal plug body; 12. Anti-slip texture; 2. Installation assembly; 21. Installation box; 22. Elastic member; 23. Movable snap-in plate; 24. Snap-in block; 25. Fixed block; 26. Slot; 3. Connecting belt; 31. Positive snap-in tooth; 4. Fixed belt; 5. Adjustable fixing assembly; 51. Fixed box; 52. Spring; 53. First fixed plate; 54. Second fixed plate; 55. Connecting port; 56. Pull rod; 57. Negative snap-in tooth. DETAILED DESCRIPTION

[0025] Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that unless otherwise specifically stated, the relative arrangements of components and steps, numerical expressions and numerical values ​​set forth in these embodiments do not limit the scope of the present invention.

[0026] The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the present invention, its application, or uses.

[0027] Technologies, methods, and equipment known to ordinary technicians in the relevant art may not be discussed in detail, but where appropriate, the technologies, methods, and equipment should be considered as part of the specification.

[0028] In all examples shown and discussed herein, any specific values ​​should be interpreted as merely exemplary and not limiting. Therefore, other examples of the exemplary embodiments may have different values.

[0029] like Figures 1 to 4As shown, an embodiment of the utility model provides a nasal conduit for a ventilator, comprising: a catheter body 1, a mounting assembly 2 and an adjustment and fixing assembly 5.

[0030] The two ends of the catheter body 1 are respectively connected to a fixing belt 4 and a connecting belt 3, the first end of the fixing belt 4 and the first end of the connecting belt 3 are connected to the catheter body 1, and the second end of the fixing belt 4 and the second end of the connecting belt 3 are connected to form an annular sleeve, which is sleeved on the patient's head, thereby increasing the stability of the catheter body 1 during use.

[0031] The mounting assembly 2 includes a mounting box 21, a fixing block 25 and a movable snap-in plate 23. The mounting box 21 is respectively connected to the first end of the fixing belt 4 and the first end of the connecting belt 3. The fixing blocks 25 are respectively arranged at the two ends of the catheter body 1. The movable snap-in plate 23 is respectively and movably arranged at the two ends of the mounting box 21. The fixing block 25 has a slot 26, and the movable snap-in plate 23 is snap-connected with the slot 26.

[0032] Specifically, the movable clamping plates 23 at both ends of the installation box 21 can move along the length direction of the installation box 21, that is, change the distance between the two movable clamping plates 23. Through the arrangement of the movable clamping plates 23 and the slots 26 being clamped, the catheter body 1 can be fixed and disassembled with the fixing belt 4 and the connecting belt 3, and the catheter body 1 can be replaced, thereby improving the safety of the patient using the catheter body 1.

[0033] The adjusting and fixing assembly 5 is arranged at the second end of the fixing belt 4 and the second end of the connecting belt 3, and is used for adjusting the circumference of the annular sleeve.

[0034] When oxygen or therapeutic gas needs to be delivered to the patient, the operator first acts on the mobile clamping plate 23 and drives the mobile clamping plate 23 to move, so that the distance between the two mobile clamping plates 23 becomes larger, and then the mobile clamping plate 23 is clamped with the slot 26 on the fixing block 25, and then the fixing belt 4 and the connecting belt 3 are fixed on the catheter body 1. Then, the operator adjusts the circumference of the annular band by adjusting the fixing component 5 according to the patient's head structure, so that the annular band is stably fixed on the patient's head.

[0035] The utility model forms an annular sleeve by connecting the first end of the fixing belt 4 and the first end of the connecting belt 3 to the catheter body 1, and connecting the second end of the fixing belt 4 to the second end of the connecting belt 3; and connecting the installation box 21 to the first end of the fixing belt 4 and the first end of the connecting belt 3 respectively, and the fixing blocks 25 are respectively arranged at the two ends of the catheter body 1, and the movable clamping plate 23 is respectively movably arranged at the two ends of the installation box 21, and the fixing block 25 has a slot 26, and the movable clamping plate 23 is clamped with the slot 26. When it is necessary to deliver oxygen or therapeutic gas to the patient, the operator first acts on the movable clamping plate 23 and drives the movable clamping plate 23 to move, so that the distance between the two movable clamping plates 23 becomes larger, and then the movable clamping plate 23 is clamped with the slot 26 on the fixing block 25, and then the fixing belt 4 and the connecting belt 3 are fixed on the catheter body 1. Next, the operator adjusts the circumference of the annular cuff by adjusting the fixing assembly 5 according to the patient's head structure, so that the annular cuff is stably fixed on the patient's head, which facilitates the replacement of the catheter body 1, reduces the use cost, and improves the patient's wearing comfort.

[0036] In one embodiment of the nasal conduit of a ventilator of the present invention, as Figures 1 to 3 As shown, the installation assembly 2 further includes an elastic member 22 , which is disposed in the installation box 21 , and two ends of the elastic member 22 are respectively connected to two movable clamping plates 23 .

[0037] Specifically, the elastic member 22 is a spring 52. When oxygen or therapeutic gas needs to be delivered to the patient, the operator acts on the movable clamping plate 23 to drive the movable clamping plate 23 to move, and the elastic member 22 is in a stretched state. Then, the movable clamping plate 23 is clamped with the slot 26 on the fixed block 25, and the elastic member 22 is restored to the initial position, and the movable clamping plate 23 is fixed on the fixed block 25, thereby realizing the connection between the catheter body 1 and the fixing belt 4 and the connecting belt 3.

[0038] The utility model arranges the elastic member 22 in the installation box 21 and connects the two ends of the elastic member 22 to the two movable clamping plates 23 respectively, so as to make it more convenient to clamp or separate the movable clamping plates 23 and the slots 26, has a simple structure and is easy to use.

[0039] In one embodiment of the nasal conduit of a ventilator of the present invention, as Figures 1 to 3 As shown, a clamping block 24 is provided on the movable clamping plate 23, and the clamping block 24 is clamped with the slot 26. Specifically, the length of the movable clamping plate 23 is equal to the sum of the width of the installation box 21 and the width of the fixed block 25, so that the movable clamping plate 23 can be stably installed on the fixed block 25, and the stability of the clamping of the movable clamping plate 23 and the fixed block 25 is increased.

[0040] In one embodiment of the nasal conduit of a ventilator of the present invention, as Figure 1 As shown, two nasal plug bodies 11 are arranged on the catheter body 1, and the two nasal plug bodies 11 are arranged corresponding to the patient's nose. When in use, the two nasal plug bodies 11 are inserted into the patient's nose, and oxygen or therapeutic gas is delivered to the patient's respiratory tract through the nasal plug bodies 11 to assist or maintain his normal respiratory function.

[0041] Furthermore, anti-slip textures 12 are provided on the outer peripheral walls of the two nasal plug bodies 11. This arrangement increases the friction between the nasal plug bodies 11 and the nasal cavity, prevents the catheter body 1 from slipping out of the nasal cavity, increases the wearing efficiency, and improves the stability of the ventilator nasal plug catheter during use, thereby improving the practicality of the ventilator nasal plug catheter.

[0042] It should be noted that the specific setting of the anti-slip texture 12 is not limited here, as long as it can ensure that the two nasal plug bodies 11 can be stably set in the patient's nasal cavity.

[0043] In one embodiment of the nasal conduit of a ventilator of the present invention, as Figures 1 to 4 As shown, the adjustment and fixing assembly 5 includes a fixing box 51, a first fixing plate 53, a second fixing plate 54 and a spring 52. The second fixing plate 54 is fixedly arranged inside the fixing box 51, the first fixing plate 53 is movably arranged inside the fixing box 51, the first end of the spring 52 is connected to the inner wall of the fixing box 51, the second end of the spring 52 is connected to the first fixing plate 53, and the spring 52 is in a compressed state; the second end of the fixing belt 4 is fixedly connected to the fixing box 51, and the connecting belt 3 is arranged between the first fixing plate 53 and the second fixing plate 54.

[0044] Specifically, the fixing box 51 is fixed on the fixing belt 4, and the connecting belt 3 is inserted into the fixing box 51 and clamped by the first fixing plate 53 and the second fixing plate 54, thereby fixing the connecting belt 3. The position of the connecting belt 3 is fixed by adjusting the first fixing plate 53 and the second fixing plate 54, thereby adjusting the circumference of the annular belt to meet the requirements of the head of the patient.

[0045] When it is necessary to fix the connecting belt 3 on the fixing belt 4, the operator acts on the first fixing plate 53 and drives the first fixing plate 53 to move. The first fixing plate 53 moves and squeezes the spring 52, so that the distance between the first fixing plate 53 and the second fixing plate 54 becomes larger; then, the operator inserts the second end of the connecting belt 3 between the first fixing plate 53 and the second fixing plate 54, and then loosens the first fixing plate 53, so that the first fixing plate 53 is clamped with the second fixing plate 54 to connect the connecting belt 3 under the action of the rebound force of the spring 52, thereby achieving the fixation of the connecting belt 3.

[0046] When the circumference of the annular band needs to be adjusted, the operator acts on the first fixing plate 53 to increase the distance between the first fixing plate 53 and the second fixing plate 54, and then adjusts the position of the second end of the connecting belt 3 according to the patient's head structure, thereby completing the adjustment of the circumference of the annular band.

[0047] The utility model arranges the first fixing plate 53 movably inside the fixing box 51, the first end of the spring 52 is connected to the inner wall of the fixing box 51, the second end of the spring 52 is connected to the first fixing plate 53, and the spring 52 is in a compressed state; the second end of the fixing belt 4 is fixedly connected to the fixing box 51, so that the connecting belt 3 can be stably fixed between the first fixing plate 53 and the second fixing plate 54, thereby improving the stability of the patient wearing the ventilator nasal conduit of the utility model, and the ventilator nasal conduit of the utility model can be flexibly adjusted according to the size of the patient's head, thereby improving the flexibility of the use of the ventilator nasal conduit, reducing the production cost of wearing the ventilator nasal conduit, and thus improving the practicality of the ventilator nasal conduit.

[0048] In one embodiment of the nasal conduit of a ventilator of the present invention, as Figure 4 As shown, a communication port 55 is disposed on the outer side of the fixing box 51 , and the adjusting and fixing assembly 5 further includes a pull rod 56 disposed at the communication port 55 , and the pull rod 56 is connected to the first fixing plate 53 to drive the first fixing plate 53 to move.

[0049] The utility model sets a connecting port 55 on the outer side of the fixing box 51 and sets a pull rod 56 at the connecting port 55 so that the pull rod 56 is connected to the first fixing plate 53. The first fixing plate 53 is moved by pulling the pull rod 56, thereby further increasing the convenience of moving the first fixing plate 53.

[0050] In one embodiment of the nasal conduit for a ventilator of the present invention, a negative latching tooth 57 is provided on the first fixing plate 53 , and a positive latching tooth 31 is correspondingly provided on the connecting belt 3 . The negative latching tooth 57 and the positive latching tooth 31 are meshed with each other to fix the connecting belt 3 .

[0051] The utility model provides negative latching teeth 57 on the first fixing plate 53 and correspondingly provides positive latching teeth 31 on the connecting belt 3, so that the negative latching teeth 57 and the positive latching teeth 31 are meshed with each other, thereby further increasing the stability of the connecting belt 3 fixed between the first fixing plate 53 and the second fixing plate 54. The utility model is convenient to use and simple to operate, and also improves the work efficiency of wearing.

[0052] Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the present invention. It should be understood by those skilled in the art that the above embodiments may be modified without departing from the scope and spirit of the present invention. The scope of the present invention is defined by the appended claims.

Claims

1. A nasal conduit for a ventilator, characterized in that: include: A catheter body, wherein two ends of the catheter body are respectively connected to a fixing belt and a connecting belt, a first end of the fixing belt and a first end of the connecting belt are connected to the catheter body, and a second end of the fixing belt and a second end of the connecting belt are connected to form an annular sleeve; An installation component, the installation component includes an installation box, a fixed block and a movable card plate, the installation box is respectively connected to the first end of the fixed belt and the first end of the connecting belt, the fixed blocks are respectively arranged at the two ends of the catheter body, the movable card plate is respectively movably arranged at the two ends of the installation box, the fixed block has a slot, and the movable card plate is clamped with the slot; An adjusting and fixing assembly is arranged at the second end of the fixing belt and the second end of the connecting belt, and is used for adjusting the circumference of the annular sleeve.

2. The nasal conduit for a ventilator according to claim 1, characterized in that: The installation assembly further comprises an elastic member, which is arranged in the installation box, and two ends of the elastic member are respectively connected to the two movable clamping plates.

3. The nasal conduit for a ventilator according to claim 2, characterized in that: The movable clamping plate is provided with a clamping block, and the clamping block is clamped with the slot.

4. The nasal conduit for a ventilator according to claim 1, characterized in that: Two nasal plug bodies are arranged on the catheter body.

5. The nasal conduit for a ventilator according to claim 4, characterized in that: The outer peripheral walls of the two nasal plug bodies are provided with anti-slip textures.

6. The nasal conduit for a ventilator according to any one of claims 1 to 5, characterized in that: The adjustment and fixing assembly includes a fixing box, a first fixing plate, a second fixing plate and a spring, the second fixing plate is fixedly arranged inside the fixing box, the first fixing plate is movably arranged inside the fixing box, the first end of the spring is connected to the inner wall of the fixing box, the second end of the spring is connected to the first fixing plate, and the spring is in a compressed state; the second end of the fixing belt is fixedly connected to the fixing box, and the connecting belt is arranged between the first fixing plate and the second fixing plate.

7. The nasal conduit for a ventilator according to claim 6, characterized in that: A communication port is arranged on the outer side of the fixing box, and the adjusting and fixing assembly further comprises a pull rod arranged at the communication port, and the pull rod is connected to the first fixing plate to drive the first fixing plate to move.

8. The nasal conduit for a ventilator according to claim 7, characterized in that: The first fixing plate is provided with negative latching teeth, and the connecting belt is correspondingly provided with positive latching teeth, and the negative latching teeth and the positive latching teeth are meshed with each other to fix the connecting belt.

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