CN220256920U

CN220256920U - Cannula fixing device

Info

Publication number: CN220256920U
Application number: CN202321397010.4U
Authority: CN
Inventors: 王勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-06-04
Filing date: 2023-06-04
Publication date: 2023-12-29
Anticipated expiration: 2033-06-04

Abstract

The utility model discloses an intubation fixing device, which relates to the technical field of medical equipment and comprises a bottom plate, wherein a first clamp arm and a second clamp arm are symmetrically arranged on the bottom plate, two ends of the first clamp arm and the second clamp arm are respectively provided with a connecting lug, the first clamp arm and the second clamp arm are provided with two guide rods in parallel through the connecting lugs, a compression spring is sleeved between the first clamp arm and the second clamp arm, the end part of the two guide rods, which is close to one of the first clamp arm and the second clamp arm, is provided with a limiting part, a driving arm is arranged between the end part, which is far away from the other one of the first clamp arm and the second clamp arm, of the two guide rods, one end, which is close to the driving arm, of the bottom plate is provided with a variable-distance wheel, and the intubation tube in a patient can be clamped and fixed through the arrangement of the first clamp arm and the second clamp arm, the defect that the intubation tube falls off due to secretion after the medical adhesive tape is contacted with skin in the past is replaced, and the intubation is prevented from being closed through the guide tube.

Description

Cannula fixing device

Technical Field

The utility model relates to the technical field of medical equipment, in particular to an intubation fixing device.

Background

The tracheal intubation refers to a technology of placing a special endotracheal tube into a trachea through a glottis, which is called as tracheal intubation and can provide optimal conditions for the airway to be unobstructed, ventilation and oxygen supply, the airway to be sucked, the erroneous suction to be prevented, and the like.

The emergency tracheal intubation technology has become an important measure in the rescue process of patients with critical symptoms of cardiopulmonary resuscitation and respiratory dysfunction. The tracheal intubation is an important rescue technology commonly used in emergency treatment, is one of the most widely applied, effective and quick means in respiratory tract management, is a basic skill which medical personnel must be skilled in grasping, and plays a vital role in rescuing the life of patients and reducing the death rate of patients.

At present, when the intubation is fixed, after the intubation passes through an oral cavity to guide the trachea, a guide wire is pulled out from the intubation, then the intubation is wound by a medical adhesive tape and then is stuck on the face of a patient, and then a bite block is plugged between the upper teeth and the lower teeth of the patient in order to prevent the mouth of the patient from being closed and biting the closed intubation. The method of fixing directly by the adhesive tape is not stable enough, and the adhesive tape is easy to fall off due to sweat secreted by the skin surface of a patient.

Disclosure of Invention

According to the intubation fixing device, when the intubation fixing device is used, the soft bag on the device is attached to the mouth of a patient, the catheter is contained in the mouth, so that the upper teeth and the lower teeth of the patient can be prevented from being closed, the intubation in the trachea is closed by biting, the intubation in the trachea is penetrated from the catheter to the outside, the handle is used for driving the variable-pitch wheel to rotate clockwise, the first clamp arm and the second clamp arm are moved towards each other by the variable-pitch wheel, the intubation between the first clamp arm and the second clamp arm is clamped and fixed, when the intubation is released, the driving wheel rotates reversely, the first clamp arm and the second clamp arm are separated from each other by reverse elasticity under the action of the spring, and meanwhile, the whole device is fixed on the neck of the patient by matching a binding band interface on the bottom plate with a binding band, so that the defect that the intubation is released due to secretion after the medical adhesive plaster is contacted with skin in the past is overcome.

The technical aim of the utility model is realized by the following technical scheme:

a cannula fixation device, characterized by: the novel clamping device comprises a bottom plate, a first clamping arm and a second clamping arm are symmetrically arranged on the bottom plate, connecting lugs are arranged at two ends of the first clamping arm and the second clamping arm respectively, two guide rods are arranged on the first clamping arm and the second clamping arm in parallel through the connecting lugs, springs are sleeved between the first clamping arm and the second clamping arm and are arranged on the two guide rods, limiting parts are arranged at the end parts, close to one of the first clamping arm and the second clamping arm, of the two guide rods, driving arms are arranged between the end parts, far away from the other one of the first clamping arm and the second clamping arm, of the guide rods, a distance changing wheel is arranged at one end, close to the driving arms, of the bottom plate, and the distance changing wheel can enable the first clamping arm and the second clamping arm to move oppositely under the cooperation of the springs.

Further, the variable-pitch wheel is provided with a rotating shaft, and a first convex top part and a second convex top part with arc surfaces are symmetrically arranged on the rotating shaft.

Further, the bottom plate is provided with a sliding seat at the bottoms of the first clamping arm and the second clamping arm, and a sliding block is arranged at the bottoms of the first clamping arm and the second clamping arm.

Further, mounting openings are symmetrically formed in the first clamping arm and the second clamping arm, and V-shaped clamping plates are mounted in the mounting openings.

Further, a guide pipe is arranged between the first clamping arm and the second clamping arm, and two ends of the guide pipe extend out of the bottom plate.

Further, strap interfaces are formed at two ends of the bottom plate.

Further, a soft package is arranged on one side of the bottom plate far away from the first clamping arm and the second clamping arm.

Further, a handle is arranged on the rotating shaft.

In summary, the beneficial technical effects of the utility model are as follows:

(1) The first clamping arm and the second clamping arm can be mutually far away from and close to each other by utilizing the guide rod, the variable-pitch wheel and the spring, and then the cannula is clamped and fixed, so that the problem that the cannula falls off due to secretion after the medical adhesive tape is contacted with skin is avoided, and meanwhile, the problem that the cannula is closed when the upper teeth and the lower teeth of a patient are closed is avoided by utilizing the guide tube.

(2) The first convex top and the second convex top can be respectively abutted with the second clamping arm and the driving arm, so that the change of the distance between the first clamping arm and the second clamping arm is realized.

(3) The friction force between the first clamping arm, the second clamping arm and the bottom plate can be reduced by utilizing the sliding seat and the sliding block, and the operation is smoother and more labor-saving.

Drawings

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

FIG. 2 is a schematic view of another angle configuration of the present utility model;

FIG. 3 is a schematic view of a third angle of the present utility model;

FIG. 4 is a schematic diagram of a pitch wheel construction;

fig. 5 is a schematic view of the use state of the present utility model.

Reference numerals: 1. a bottom plate; 2. a first clamp arm; 3. a second clamp arm; 4. a variable-pitch wheel; 5. a guide rod; 6. a spring; 7. a driving arm; 8. a V-shaped clamping plate; 9. a limit part; 10. connecting ears; 11. a handle; 12. a conduit; 13. a first convex top; 14. a second convex top; 15. a slide; 16. a slide block; 17. a strap interface; 18. soft package; 19. a rotating shaft; 20. and (3) inserting a tube.

Detailed Description

The present utility model will be described more fully hereinafter with reference to the accompanying examples.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the description of the embodiments, the terms "disposed," "connected," and the like are to be construed broadly unless otherwise specifically indicated and defined. For example, the connection can be fixed connection, detachable connection or integral connection; can be mechanically or electrically connected; can be directly connected, can be connected through an intermediary medium, and can also be communicated with the inside of two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, the intubation fixing device comprises a bottom plate 1, wherein the bottom plate 1 is in a rectangular structure, two ends of the bottom plate 1 are provided with strap interfaces 17 with rectangular openings, the strap interfaces 17 are used for fixing the intubation fixing device on the neck of a patient through connection of straps and the strap interfaces 17 when the intubation fixing device is used for fixing the intubation fixing device, the bottom plate 1 is provided with mounting holes, the bottom plate 1 is provided with guide pipes 12 in a penetrating mode through the mounting holes, the guide pipes 12 are asymmetrically arranged on two sides of the bottom plate 1, namely, one part of the guide pipes is long, the other part of the guide pipes are short, the guide pipes 12 are used for leading out intubation tubes 20 in the trachea of the patient, longer parts of the guide pipes 12 are placed in the oral cavity of the patient, the intubation tubes 20 are prevented from being blocked when upper teeth and lower teeth of the patient are closed, one side of the bottom plate 1 is provided with a soft bag 18, the soft bag 18 is used for fixing the intubation tubes 20 to better fit skin, comfort of the patient when the device is used, and meanwhile skin secretion is better absorbed;

two sliding seats 15 are symmetrically arranged on the left side and the right side of the guide pipe 12 on the bottom plate 1, a first clamping arm 2 and a second clamping arm 3 are arranged on the two sliding seats 15 in a sliding mode, a sliding block 16 is arranged on one side, close to the sliding seats 15, of the first clamping arm 2 and the second clamping arm 3, the sliding block 16 is in sliding fit with the sliding seats 15, meanwhile, guiding and limiting effects can be achieved through the sliding seats 15, the risk that the first clamping arm 2 and the second clamping arm 3 fall off during sliding is prevented, the first clamping arm 2 and the second clamping arm 3 are identical in structure, connecting lugs 10 are arranged at two ends of the first clamping arm 2 and the second clamping arm 3, guide rods 5 penetrate through the connecting lugs 10, limiting parts 9 are arranged at one end of the first clamping arm 2, a driving arm 7 is arranged at one end, close to the second clamping arm 3, of the guide rods 5 is pulled through the driving arm 7, the first clamping arm 2 and one end, far away from the connecting lugs 10, of the first clamping arm 2 and the second clamping arm 3 is provided with a mounting port, and a V-shaped clamp plate 8,V type clamp plate 20 is mounted in the mounting port through bolts, and can be used for better clamping and fixing a cannula 20 when the clamp plate is used for fixing the cannula;

the bottom plate 1 is provided with a shaft rod at one end close to the driving arm 7, the shaft rod is rotationally provided with a variable-pitch wheel 4, the first clamping arm 2 and the second clamping arm 3 can be simultaneously driven to move in opposite directions close to each other through the rotation of the variable-pitch wheel 4, the insertion pipe 20 positioned in the guide pipe 12 is clamped and fixed, the variable-pitch wheel 4 is provided with a rotating shaft 19, the rotating shaft 19 is sleeved on the shaft rod, the rotating shaft 19 is provided with two mutually symmetrical first convex top parts 13 and second convex top parts 14, the first convex top parts 13 and the second convex top parts 14 are of arc-shaped structures, the first convex top parts 13 are used for being abutted to the end surfaces of the second clamping arm 3, the second convex top parts 14 are used for being abutted to the end surfaces of the driving arm 7, the first convex top parts 13 can act on the second clamping arm 3 to be close to the first clamping arm 2 when the variable-pitch wheel 4 rotates, and the second convex top parts 14 can act on the driving arm 7 to pull the first clamping arm 2 to be close to the second clamping arm 3, so that the rotating shaft 19 is more labor-saving when rotating the variable-pitch wheel 4;

as a fixing device for the cannula 20, a part of the guide rod 5, which is positioned between the first clamping arm 2 and the second clamping arm 3, is sleeved with a spring 6, the spring 6 is used for generating reverse elastic force when the first clamping arm 2 and the second clamping arm 3 are close to each other, and when the clamping fixation of the cannula 20 is released, the first clamping arm 2 and the second clamping arm 3 can be rapidly separated through the counterforce of the spring 6.

In use, referring to fig. 5, the binding band with velcro is firstly connected to the binding band interface 17 through the binding band interface 17 at the two ends of the base plate 1, then the intubation tube 20 coming out of the trachea of a patient is led into the catheter 12, then one side with the soft bag 18 is attached to the mouth of the patient, at the moment, the longer part of the catheter 12 is contained in the mouth of the patient, so that the intubation tube 20 can be prevented from being bitten when the patient closes teeth, then the whole device is worn on the neck of the patient through the binding band to prevent the device from jumping on the face of the patient, then the handle 11 on the pitch wheel 4 is rotated clockwise, at the moment, the pitch wheel 4 acts on the second clamp arm 3 through the first convex top 13 to move towards the first clamp arm 2, the second convex top 14 acts on the driving arm 7 to drive the guide rod 5 to move towards the second clamp arm 3 through the limiting part 9, finally the intubation tube 20 in the catheter 12 is clamped and fixed through the V-shaped clamp 8 on the first clamp arm 2 and the second clamp arm 3, at the moment, the guide rod 5 is clamped and the spring 6 on the second clamp arm 3 can be compressed when the first clamp arm 2 and the second clamp arm 3 are moved towards each other, and the second clamp arm 4 is compressed reversely, so that the spring force of the first clamp arm 4 can be released when the first clamp arm and the second clamp arm 4 is rotated reversely.

It should be noted that, referring to fig. 3, in order to prevent the interference of the conduit 12 when the V-shaped clamping plate 8 clamps the cannula 20, the shorter portion of the conduit 12 extending from the bottom plate 1 is located at the bottom of the V-shaped clamping plate 8, so that the V-shaped clamping plate 8 clamps only the cannula 20 when clamping.

Meanwhile, in order to reduce the pressing sense of the device on a patient, the whole device is made of medical ABS plastic except the spring 6.

The above description is only a preferred embodiment of the present utility model, and is not intended to limit the scope of the present utility model. All equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. A cannula fixation device, characterized by: the device comprises a bottom plate (1), wherein a first clamping arm (2) and a second clamping arm (3) are symmetrically arranged on the bottom plate (1), connecting lugs (10) are respectively arranged at two ends of the first clamping arm (2) and the second clamping arm (3), two guide rods (5) are arranged in parallel through the connecting lugs (10) on the first clamping arm (2) and the second clamping arm (3), springs (6) are sleeved between the two guide rods (5) and are positioned between the first clamping arm (2) and the second clamping arm (3), a limiting part (9) is arranged at the end part, close to one of the first clamping arm (2) and the second clamping arm (3), of the two guide rods (5) and a driving arm (7) is arranged between the end part, close to the other one of the first clamping arm (2) and the second clamping arm (3), of the bottom plate (1) is provided with a distance-changing wheel (4), and the distance-changing wheel (4) can enable the first clamping arm (2) and the second clamping arm (3) to move towards each other under the cooperation of the springs (6); the variable-pitch wheel (4) is provided with a rotating shaft (19), and a first convex top (13) and a second convex top (14) with arc surfaces are symmetrically arranged on the rotating shaft (19).

2. A cannula fixation device as claimed in claim 1, wherein: the bottom plate (1) is located the bottom of first arm lock (2) and second arm lock (3) and is equipped with slide (15), the bottom of first arm lock (2) and second arm lock (3) is equipped with slider (16).

3. A cannula fixation device as claimed in claim 1, wherein: the mounting holes are symmetrically formed in the first clamping arm (2) and the second clamping arm (3), and the V-shaped clamping plates (8) are arranged in the mounting holes.

4. A cannula (20) fixation device according to claim 1, characterized in that: the base plate (1) is positioned between the first clamping arm (2) and the second clamping arm (3) and is provided with a guide pipe (12), and two ends of the guide pipe (12) extend out of the base plate (1).

5. A cannula fixation device as claimed in claim 1, wherein: binding band interfaces (17) are arranged at two ends of the bottom plate (1).

6. A cannula fixation device as claimed in claim 1, wherein: one side of the bottom plate (1) far away from the first clamping arm (2) and the second clamping arm (3) is provided with a soft bag (18).

7. A cannula fixation device as claimed in claim 1, wherein: the rotating shaft (19) is provided with a handle (11).