Anti-bite trachea cannula catheter

Abstract

The utility model relates to the technical field of medical instruments, in particular to an anti-bite trachea cannula catheter which comprises a catheter body, an air bag, an inflation tube and a reinforcing sleeve, the air bag sleeve and the reinforcing sleeve are both arranged on the catheter body, the inflation tube is arranged on the outer wall of the catheter body, the inflation tube is communicated with the air bag, and the reinforcing sleeve is arranged on the outer wall of the catheter body. And the air bag and the reinforcing sleeve are arranged on the tube body at an interval at a preset interval. The reinforcing sleeve is arranged to increase the hardness of the catheter body, so that the situation that the catheter cavity of the catheter body is locally reduced or disappears due to the fact that the patient occludes the catheter body is prevented, the ventilation safety of the patient is guaranteed, and meanwhile the service life of the bite-proof trachea cannula catheter is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of medical devices, in particular to an anti-bite endotracheal intubation catheter. Background Art

[0002] The endotracheal intubation catheter is a device for being placed into the airway of a patient after endotracheal intubation, which provides convenient conditions for ensuring airway patency, oxygen supply, timely removal of airway secretions, etc.

[0003] During the ventilation process of a patient with an endotracheal intubation catheter indwelling, the patient will bite the endotracheal intubation catheter. Especially for patients who need to indwell the endotracheal intubation catheter for a long time, due to the long insertion time of the endotracheal intubation catheter, there will be a phenomenon that the patient bites and deforms the endotracheal intubation catheter, resulting in local reduction or disappearance of the lumen of the endotracheal intubation catheter. The patient may be hypoxic or even asphyxiated, and an emergency replacement of the endotracheal intubation catheter is required, which not only threatens the life safety of the patient, but also reduces the service life of the endotracheal intubation catheter. Summary of the Utility Model

[0004] The technical problem to be solved by the embodiments of the utility model is to provide an anti-bite endotracheal intubation catheter to solve the problem that in the prior art, when the insertion time of the endotracheal intubation catheter is long, there will be a phenomenon that the patient bites and deforms the anti-bite endotracheal intubation catheter, resulting in local reduction or disappearance of the lumen of the endotracheal intubation catheter, the patient may be hypoxic or even asphyxiated, an emergency replacement of the endotracheal intubation catheter is required, which not only threatens the life safety of the patient, but also reduces the service life of the endotracheal intubation catheter.

[0005] The utility model discloses an anti-bite endotracheal intubation catheter, which comprises: a tube body, an airbag, an inflation tube and a reinforcing sleeve. The airbag and the reinforcing sleeve are both sleeved on the tube body. The inflation tube is arranged on the outer wall of the tube body and is communicated with the airbag. The airbag and the reinforcing sleeve are spaced apart at a preset distance and are arranged at intervals on the tube body.

[0006] Optionally, a protective sleeve is further sleeved on the reinforcing sleeve.

[0007] Optionally, along the circumferential direction of the protective sleeve, a plurality of annular protrusions are arranged at intervals on the outer wall of the protective sleeve.

[0008] Optionally, the plurality of annular protrusions are evenly distributed on the protective sleeve, and a scale marking symbol is arranged on each annular protrusion.

[0009] Optionally, a plane is formed on each annular protrusion, and the marking symbol is arranged on the plane.

[0010] Optionally, the protective sleeve is successively divided into a first sleeve, a second sleeve, and a third sleeve along the length direction thereof, and the first sleeve and the third sleeve are different in color from the second sleeve; wherein, the third sleeve is arranged close to the airbag.

[0011] Optionally, a conical extension part is arranged at one end of the protective sleeve close to the airbag, and the conical extension part gradually contracts along the end close to the airbag.

[0012] Optionally, the reinforcing sleeve is made of a rigid material, and the protective sleeve is made of an elastic material.

[0013] Optionally, an air guide pipe is arranged on the inner wall of the pipe body, and the air guide pipe is used to communicate the inflating pipe and the airbag.

[0014] Optionally, a baffle is arranged on the side wall of the pipe body at the end far from the airbag, and the baffle 130 extends radially along the pipe body 10.

[0015] Compared with the prior art, the beneficial effects of the anti-bite tracheal intubation catheter provided by the embodiment of the present invention are as follows:

[0016] During the use of the anti-bite tracheal intubation catheter, the end of the pipe body provided with the airbag is inserted into the patient's airway, and then the airbag is inflated through the inflating pipe so that the airbag expands and fits with the airway. The reinforcing sleeve and the airbag are arranged at intervals, and the preset distance maintained between the airbag and the reinforcing sleeve is set according to the distance between the patient's airway and the oral cavity. When the pipe body is in use, the biting position of the patient is located on the reinforcing sleeve. The arrangement of the reinforcing sleeve is used to increase the hardness of the pipe body, thereby preventing the patient from biting the pipe body and causing the local reduction or disappearance of the lumen of the pipe body, ensuring the ventilation safety of the patient and at the same time improving the service life of the anti-bite tracheal intubation catheter. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The technical solutions of the present invention will be further described in detail below with reference to the drawings and embodiments. In the drawings:

[0018] Figure 1 is a schematic diagram of the overall structure of the anti-bite tracheal intubation catheter provided by the embodiment of the present invention;

[0019] Figure 2 is a schematic diagram of the structure of the protective sleeve provided by the embodiment of the present invention;

[0020] Figure 3 is a cross-sectional view of the pipe body provided by the embodiment of the present invention.

[0021] The reference numerals in the drawings are as follows:

[0022] 10. Tube body; 110. Air duct; 120. Baffle; 20. Airbag; 30. Inflatable tube; 40. Reinforcing sleeve; 50. Protective sleeve; 510. Annular protrusion; 520. Plane; 530. Scale marking symbol; 540. Conical extension. Detailed implementation mode

[0023] It should be noted that, without conflict, the embodiments in this application and the features in the embodiments can be combined with each other. Now, in combination with the drawings, the preferred embodiments of the present invention will be described in detail.

[0024] The embodiment of the present invention provides an anti-bite tracheal intubation catheter, as Figure 1 shown, including: a tube body 10, an airbag 20, an inflatable tube 30 and a reinforcing sleeve 40. Both the airbag 20 and the reinforcing sleeve 40 are sleeved on the tube body 10. The inflatable tube 30 is arranged on the outer wall of the tube body 10 and is communicated with the airbag 20. The airbag 20 and the reinforcing sleeve 40 are spaced apart at a preset distance and arranged at intervals on the tube body 10.

[0025] During the use of the anti-bite tracheal intubation catheter in this embodiment, the end of the tube body 10 provided with the airbag 20 is inserted into the patient's airway, and then the airbag 20 is inflated through the inflatable tube 30 so that the airbag 20 expands and fits with the airway. The reinforcing sleeve 40 is arranged at an interval from the airbag 20. The preset distance maintained between the airbag 20 and the reinforcing sleeve 40 is set according to the distance between the patient's airway and the oral cavity, so that when the tube body 10 is in use, the biting position of the patient is located on the reinforcing sleeve 40. The setting of the reinforcing sleeve 40 is used to increase the hardness of the tube body 10, thereby preventing the patient from biting the tube body 10 and causing the local lumen of the tube body 10 to become smaller or disappear, ensuring the ventilation safety of the patient and at the same time improving the service life of the anti-bite tracheal intubation catheter.

[0026] The above-mentioned reinforcing sleeve 40 can be made of a rigid material to enhance the structural strength of the reinforcing sleeve 40 itself; for example: the rigid material can be any one of metal materials, hard plastics, alloys, and ceramics. The reinforcing sleeve 40 in this embodiment can be made of a stainless steel tube.

[0027] As a preferred solution of this embodiment, please refer to Figure 1 , a protective sleeve 50 is further sleeved on the reinforcing sleeve 40.

[0028] Among them, the anti-bite tracheal intubation catheter is used for a long time. By arranging the protective sleeve 50 on the reinforcing sleeve 40, the protective sleeve 50 can prevent the reinforcing sleeve 40 from causing harm to the patient's teeth, protect the patient's teeth, and improve the patient's use experience.

[0029] The above-mentioned protective sleeve 50 can be made of an elastic material to ensure the flexibility of the protective sleeve 50, thereby achieving the purpose of protecting the patient's teeth. For example, the elastic material can be any one of silica gel, rubber, etc. The protective sleeve 50 in this embodiment can be made of silica gel, which has good softness and elasticity, and can return to its original shape after occlusion while protecting the patient's teeth, and can further extend the service life of the anti-bite endotracheal intubation catheter itself.

[0030] As a preferred solution of this embodiment, please refer to Figure 1 and Figure 2 , along the circumferential direction of the protective sleeve 50, a plurality of annular protrusions 510 are arranged at intervals on the outer wall of the protective sleeve 50.

[0031] Among them, during the use of the anti-bite endotracheal intubation catheter, the patient can bite at the position of the annular protrusion 510. The annular protrusion 510 plays a role in secondary reinforcement of the tube body 10 and limiting, preventing phenomena such as shaking and sliding during use, improving the use stability of the anti-bite endotracheal intubation catheter, and thus improving the use effect of the anti-bite endotracheal intubation catheter. The interval between two adjacent annular protrusions 510 is adjusted according to usage habits, and no specific limitation is made here.

[0032] As a preferred solution of this embodiment, please refer to Figure 2 , a plurality of annular protrusions 510 are evenly distributed on the protective sleeve 50, and a scale marking symbol 530 is provided on each annular protrusion 510.

[0033] Among them, arranging a plurality of annular protrusions 510 evenly distributed on the protective sleeve 50 is convenient for the patient to use and makes the force on the plurality of annular protrusions 510 on the protective sleeve 50 uniform, improving the setting stability of itself.

[0034] Among them, the setting of the above-mentioned scale marking symbol 530 is used to assist medical staff in using the anti-bite endotracheal intubation catheter. The above-mentioned scale marking symbol 530 is dimension data, which can be used to record the distance of each annular protrusion 510 from the end of the tube body 10 close to the airbag 20, so as to assist medical staff in grasping the insertion depth of the tube body 10 according to the airway lengths of different patients such as adults and children, improving the use accuracy and convenience of the anti-bite endotracheal intubation catheter, and improving the work efficiency of medical staff while also improving the use experience of patients.

[0035] Please refer to Figure 2, in this embodiment, an example is given where the number of annular protrusions 510 is set to 5, and the interval between two adjacent annular protrusions 510 is 1 cm. The scale marking symbols 530 on each annular protrusion 510 are 21, 22, 23, 24, and 25 in sequence. The above scale marking symbols 530 respectively indicate that the distance of each annular protrusion 510 from one end of the tube body 10 close to the airbag 20 is 21 cm, 22 cm, 23 cm, 24 cm, or 25 cm, so as to assist medical staff in grasping the insertion depth of the tube body 10 according to the airway lengths of different patients such as adults and infants. Of course, the number of the above annular protrusions 510 and the interval between two adjacent annular protrusions 510 can be adjusted according to the actual working conditions, and no specific limitation is made here.

[0036] As a preferred solution of this embodiment, please refer to Figure 2 , a plane 520 is formed on each annular protrusion 510, and the scale marking symbol 530 is arranged on the plane 520.

[0037] Among them, arranging the scale marking symbol 530 on the plane 520 is convenient for medical staff to view and use, and further improves the convenience and accuracy of using the bite-proof endotracheal intubation catheter; the scale marking symbol 530 of this embodiment can be engraved on the plane 520 to prevent wear caused by long-term use, and improve the service life and working efficiency.

[0038] As a preferred solution of this embodiment, the protective sleeve 50 is sequentially divided into a first sleeve, a second sleeve, and a third sleeve along the length direction thereof, and the colors of the first sleeve and the third sleeve are different from that of the third sleeve; among them, the third sleeve is arranged close to the airbag 20.

[0039] Among them, when medical staff use the bite-proof endotracheal intubation catheter of this embodiment, they judge the insertion depth of the tube body 10 by observing the color of the protective sleeve 50 to assist medical staff in their work. Specifically, when the color corresponding to the third sleeve is exposed outside the patient's oral cavity, it means that the insertion depth of the tube body 10 is relatively shallow. When the color corresponding to the second sleeve is exposed outside the patient's oral cavity, it means that the insertion depth of the tube body 10 is moderate. When the color corresponding to the first sleeve is exposed outside the patient's oral cavity, it means that the insertion depth of the tube body 10 is relatively deep. No specific limitation is made on the colors adopted by the above first sleeve, the second sleeve, and the third sleeve.

[0040] As a preferred solution of this embodiment, please refer to Figure 2 , a conical extension 540 is arranged at one end of the protective sleeve 50 close to the airbag 20, and the conical extension 540 gradually contracts along the end close to the airbag 20.

[0041] During the insertion of the tube body 10, the conical extension 540 gradually contacts the patient's oral cavity, improving the comfort when the oral cavity contacts the tube body 10, playing a role in protecting the patient's oral cavity and enhancing the patient's usage experience.

[0042] As a preferred solution of this embodiment, please refer to Figure 3 , an air guide tube 110 is provided on the inner wall of the tube body 10, and the air guide tube 110 is used to connect the inflatable tube 30 and the airbag 20.

[0043] Among them, the above-mentioned air guide tube 110 is provided to communicate with the inflatable tube 30 to inflate the airbag 20. The air guide tube 110 is provided on the inner wall of the tube body 10 to prevent the air guide tube 110 from being exposed outside. While protecting the air guide tube 110, it can also improve the integration and aesthetics of the bite-resistant endotracheal intubation catheter.

[0044] As a preferred solution of this embodiment, please refer to Figure 1 , a baffle 120 is provided on the side wall of the tube body 10 away from the airbag 20, and the baffle 120 extends along the radial direction of the tube body 10.

[0045] Among them, the baffle 120 is provided to prevent the patient from accidentally swallowing the tube body 10 during use, improving the safety performance of the bite-resistant endotracheal intubation catheter in this embodiment, preventing unnecessary medical accidents, and enhancing the safety performance. Of course, the extension length of the baffle 120 on the tube body 10 is set according to the maximum range of the patient's mouth opening during use, as long as the baffle 120 can always be stuck outside the oral cavity when the patient is using it. The extension length of the baffle 120 on the tube body 10 is not specifically limited here.

[0046] It should be understood that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than limiting it. For those skilled in the art, the technical solutions recorded in the above embodiments can be modified, or some of the technical features can be equivalently replaced; and all these modifications and replacements should fall within the protection scope of the appended claims of the present invention.

Claims

1. A bite-proof endotracheal intubation catheter, characterized in that: include: A tube body, an airbag, an inflation tube and a reinforcement sleeve, wherein the airbag and the reinforcement sleeve are both sleeved on the tube body, the inflation tube is arranged on the outer wall of the tube body, the inflation tube is connected to the airbag, and the airbag and the reinforcement sleeve are arranged on the tube body at a preset distance.

2. The bite-proof endotracheal intubation catheter according to claim 1, characterized in that: The reinforcing sleeve is also sleeved with a protective sleeve.

3. The bite-proof endotracheal intubation catheter according to claim 2, characterized in that: Along the circumference of the protective sleeve, a plurality of annular protrusions are arranged at intervals on the outer wall of the protective sleeve.

4. The bite-proof endotracheal intubation catheter according to claim 3, characterized in that: The plurality of annular protrusions are evenly distributed on the protective sleeve, and each of the annular protrusions is provided with a scale mark.

5. The bite-proof endotracheal intubation catheter according to claim 4, characterized in that: A plane is formed on each of the annular protrusions, and the marking symbol is arranged on the plane.

6. The bite-proof endotracheal intubation catheter according to claim 2, characterized in that: The protective sleeve is divided into a first sleeve, a second sleeve and a third sleeve in sequence along its length direction. The first sleeve and the third sleeve have different colors from the third sleeve. The third sleeve is arranged close to the airbag.

7. The bite-resistant endotracheal intubation catheter according to any one of claims 2 to 6, characterized in that: A conical extension portion is provided at one end of the protective sleeve close to the airbag, and the conical extension portion gradually shrinks along the end close to the airbag.

8. The bite-resistant endotracheal intubation catheter according to any one of claims 2 to 6, characterized in that: The reinforcing sleeve is made of a rigid material, and the protecting sleeve is made of an elastic material.

9. The bite-proof endotracheal intubation catheter according to claim 1, characterized in that: An air guide tube is arranged on the inner wall of the tube body, and the air guide tube is used to connect the inflation tube and the air bag.

10. The bite-proof endotracheal intubation catheter according to claim 1, characterized in that: A baffle is arranged on the side wall of the tube body away from one end of the airbag, and the baffle extends along the radial direction of the tube body.

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