CN114680804A - Visual laryngoscope with oral cavity supporting function - Google Patents

Abstract

The invention relates to the technical field of tracheal intubation tool equipment, in particular to a visual laryngoscope with an oral cavity supporting function, wherein an insertion rod is arranged at the working end of a handle of the device, an elbow is arranged at the lower end of the insertion rod, a camera is arranged at the elbow and used for picking up an epiglottis, the camera is arranged in the elbow and can be used for clearly shooting the end state of the elbow so as to determine the position relation between the camera and the epiglottis, a display device is connected with the handle of the device and is in signal connection with the camera, the visual laryngoscope also comprises a supporting device used for supporting an oral cavity, the supporting device comprises two second supporting plates, a channel used for penetrating through the insertion rod is formed between the two second supporting plates, the oral cavity is supported by the supporting plates so as to avoid long-term mouth opening, the insertion rod can be protected, the insertion rod is inserted into the channel, and the operation is convenient.

Description

Visual laryngoscope with oral cavity supporting function

Technical Field

The invention relates to the technical field of tracheal intubation tool equipment, in particular to a visual laryngoscope with an oral cavity supporting function.

Background

The trachea cannula is a technique that a special trachea catheter is placed into a trachea through a glottis and is called as trachea cannula, the technique can provide optimal conditions for unobstructed airways, ventilation and oxygen supply, respiratory tract suction, prevention of aspiration and the like, and the emergency trachea cannula technique is an important measure in the rescue process of cardiopulmonary resuscitation and critical patients accompanied with respiratory dysfunction.

During trachea cannula, with the help of the laryngoscope expose behind the glottis under the direct vision, insert the trachea with the pipe oral cavity in, accomplish the back at trachea cannula, need fix inserting the pipe, insert the position of fixed pipe with soft inserting of texture and hard bite-block together usually, real-time supervision, guarantee that breathing machine assisted respiration's normal is awaken.

In order to facilitate tracheal intubation, a visual laryngoscope is deeply researched and developed, for example, a Chinese invention patent application with application number 201710159931.X discloses a Chinese invention patent application with a handle, a laryngoscope lens, a display and an adjusting mechanism for adjusting the depth of the laryngoscope lens into the throat so as to control the depth, and a Chinese invention patent application with application number 201910785818.1 discloses a Chinese invention patent application with a handle part, a lens part and a display screen, wherein a camera and a light supplement lamp are arranged at the transparent part of a shell so as to realize cleaning and protection, the prior art has deeper research on the protection and function realization stability of the laryngoscope, provides a foundation for safe and efficient operation of an operation, and has no relation to the support of an oral cavity, when the laryngoscope is used, the head of a patient is tilted backwards, the lower jaw is supported forwards and upwards by two hands so as to open the mouth, or the thumb of the right hand faces to a lower dentition and indicates to an upper dentition, the oral cavity is opened by rotating force, the intubation can be realized, but the oral cavity opening state cannot be maintained, the operation is inconvenient for long-time operation, the force cannot be controlled, the injury to the human body is easy to cause, and the operation can be performed by doctors at higher level.

Disclosure of Invention

The invention aims to provide a visual laryngoscope with an oral cavity supporting function, and aims to solve the problems that the visual laryngoscope provided in the background technology is poor in stability and cannot support an oral cavity for a long time in the using process.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a visual laryngoscope with oral cavity support function, includes the device handle, device handle work end is provided with inserts the pole, it is provided with the elbow to insert the pole lower extreme, elbow department is provided with the camera, the device handle is connected with display device, display device and camera signal connection still include the strutting arrangement who is used for supporting the oral cavity, strutting arrangement includes two second backup pads, forms the passageway that is used for passing the insert pole between two second backup pads.

Further, two all be provided with thickness adjusting device in the second backup pad outside, thickness adjusting device is including setting up the first backup pad in the second backup pad outside, cross between first backup pad and the second backup pad and be provided with first bracing piece and second bracing piece, the inside centre of second backup pad and first backup pad all is provided with the slide, and the both ends of first bracing piece and second bracing piece all with slide sliding connection, rotate through the second axis of rotation between first bracing piece and the second bracing piece and connect.

Further, still be provided with positioner between inserted bar and the passageway, positioner is including setting up the first slide rail of the outside both sides of inserted bar, the outside and the first slide rail sliding connection of second backup pad, the inside one side of first slide rail is provided with the connecting plate, install the second on the connecting plate and restrict the hook, and the one end of second restriction hook with inserted bar fixed connection.

Furthermore, a third limiting groove is formed in one side of the inner portion of the second supporting plate, a second limiting rod is arranged on one side of the outer portion of the third limiting groove, and the second limiting rod is rotatably connected with the second supporting plate.

Further, the upper end of inserting the pole is provided with the angle adjustment device who is used for adjusting the elbow angle, angle adjustment device is including setting up the sliding block in inserting the pole upper end, one side of the outside upper end of sliding block is provided with the second slide bar, the upper end of second slide bar is provided with first slide bar, and first slide bar and second slide bar all with sliding block sliding connection, the inside both sides of device handle all are provided with the second sliding rail, and the equal sliding connection in both ends of second sliding rail and first slide bar and second slide bar, the sliding block lower extreme is connected with and is used for driving elbow pivoted transmission.

Further, the inside of sliding block is provided with storage cavity, storage cavity's outside is provided with the connecting block, the lower extreme of connecting block is provided with first restriction recess, the upper end of first restriction recess is provided with wear-resisting protruding piece, and wear-resisting protruding piece and first restriction recess all with connecting block fixed connection, the upper end of connecting block is provided with presses the clamp plate.

Further, the inside both sides of sliding block all are provided with second restriction recess, the outside of second restriction recess is provided with first restriction pole, and first restriction pole rotates with the sliding block to be connected, one side of connecting block is provided with first restriction hook, and just first restriction hook and first restriction pole draw-in groove are connected, the upper end of first restriction hook is provided with the handle that resets, and resets the upper end fixed connection of handle and first restriction hook.

Further, reset handle and connecting block sliding connection, be provided with reset spring between connecting block and the reset handle, and reset spring's both ends respectively with reset handle and connecting block fixed connection.

Compared with the prior art, the invention has the beneficial effects that:

1. the utility model provides a visual laryngoscope with oral cavity support function, includes the device handle, device handle work end is provided with inserts the pole, it is provided with the elbow to insert the pole lower extreme, and elbow department sets up the camera, and the elbow is used for choosing the epiglottis, and the camera is installed in the elbow, and shooting elbow tip state that can be more clear, and then confirm and the position relation between the epiglottis, the device handle is connected with display device, display device and camera signal connection still including the strutting arrangement who is used for supporting the oral cavity, strutting arrangement includes two second backup pads, forms the passageway that is used for passing the pole of inserting between two second backup pads, supports the oral cavity through the backup pad, avoids opening a long-term mouth, can protect the pole of inserting simultaneously, inserts the pole and inserts the passageway, convenient operation.

2. Two all be provided with thickness adjusting device in the second backup pad outside, thickness adjusting device is including setting up the first backup pad in the second backup pad outside, cross between first backup pad and the second backup pad and be provided with first bracing piece and second bracing piece, the inside centre of second backup pad and first backup pad all is provided with the slide, and the both ends of first bracing piece and second bracing piece all with slide sliding connection, rotate through the second axis of rotation between first bracing piece and the second bracing piece and connect, can adjust oral cavity strutting arrangement's thickness according to the condition of difference, facilitate the use.

3. Still be provided with positioner between inserted bar and the passageway, positioner is including setting up the first sliding rail of the outside both sides of inserted bar, the outside and the first sliding rail sliding connection of second backup pad, the inside one side of first sliding rail is provided with the connecting plate, install the second restriction hook on the connecting plate, and the one end of second restriction hook with insert pole fixed connection, through the cooperation between second restriction hook and the second restriction pole, reach the purpose of limiting position, and then the inserted degree of depth of auxiliary control, guarantee to the equal safety of different oral cavity environment.

Drawings

FIG. 1 is a schematic structural view of example 1;

FIG. 2 is a schematic front view of the embodiment 1;

FIG. 3 is a schematic view of the sliding structure of the insert rod and the second support plate according to embodiment 1;

FIG. 4 is an enlarged view of the area A in FIG. 2;

FIG. 5 is an enlarged view of the area B of FIG. 3 according to the present invention;

FIG. 6 is a schematic view of a second hook configuration;

FIG. 7 is a schematic front view of the preferred embodiment 2;

FIG. 8 is a schematic top view of a handle of the apparatus according to embodiment 2;

FIG. 9 is a schematic view showing an inner sliding structure of a handle of the apparatus according to embodiment 2;

FIG. 10 is a schematic view of the elbow mounting structure according to embodiment 2;

FIG. 11 is a schematic bottom view of the connector block;

in the figure: 1. a device handle; 2. a display device; 3. a first rotating shaft; 4. an insertion rod; 5. a first support plate; 6. a first sliding rail; 7. a skin-friendly sponge; 8. a pressing plate; 9. a second sliding rail; 10. a slider; 11. a first slide bar; 12. a second slide bar; 13. a storage cavity; 14. a first restriction groove; 15. a wear-resistant protruding block; 16. connecting blocks; 17. a first restricting hook; 18. a first restricting lever; 19. resetting the handle; 20. a return spring; 21. a second support plate; 22. a first support bar; 23. a second support bar; 24. a second rotating shaft; 25. a slideway; 26. a connecting plate; 27. a second restricting hook; 28. bending the pipe; 29. an illuminating lamp tube; 30. a second restriction groove; 31. a third limiting groove; 32. a protection limit hook; 33. a second restricting lever; 34. a deflector rod; 35. a jack; 36. a rubber cover; 37. mounting a plate; 38. a camera; 39. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1

Referring to fig. 1-6, an embodiment of the present invention is shown: a visual laryngoscope with oral cavity supporting function comprises a device handle 1, an insertion rod 4 is arranged at the working end of the device handle 1, in the embodiment, the device handle 1 and the insertion rod 4 are both made of polyethylene plastics, less harmful gas volatilizes, the weight is light, the cost is low, a camera 28 is arranged at the lower end of the insertion rod 4, a display device 2 is connected with the device handle, the display device 2 is in signal connection with the camera 28, specifically, the display device 2 is in rotating connection with the device handle 1 through a first rotating shaft 3, an external user observes the internal condition of a throat through the display device 2 and can rotate the display device 2 according to personal needs, the display device 2 is a display connected with the camera 28 and displays images collected by the camera 38, illuminating lamp tubes 29 are arranged at two sides of the lower end inside the insertion rod 4, the camera 28 is arranged between the two illuminating lamp tubes 29, ensuring illumination when captured by the camera 38.

The oral cavity support device further comprises a support device for supporting an oral cavity, the support device comprises two second support plates 21, a channel for allowing the insertion rod 4 to pass through is formed between the two second support plates 21, in the embodiment, the two second support plates 21 are supported through a connecting rod or a connecting plate to ensure the dimensional stability of the channel, in order to conveniently adapt to different oral cavity sizes, thickness adjusting devices are arranged on the outer sides of the two second support plates 21, each thickness adjusting device comprises a first support plate 5 arranged on the outer side of the second support plate 21, a first support rod 22 and a second support rod 23 are arranged between the first support plate 5 and the second support plate 21 in a crossed manner, a slide 25 is processed in the middle of the inner parts of the second support plates 21 and the first support plate 5, both ends of the first support rod 22 and the second support rod 23 are connected with the slide 25 in a sliding manner, the first support rod 22 and the second support rod 23 are connected with each other through a second rotating shaft 24 in a rotating manner, a plurality of skin-friendly sponges 7 are fixedly attached to one side of the first supporting plate 5 in an array manner, one side of each skin-friendly sponge 7 is fixedly connected with one side of the first supporting plate 5, before use, sponge is filled between the first supporting plate 5 and the second supporting plate 21 according to different oral cavity sizes, 0.5mg/mL atropine is sprayed on the sponge and the skin-friendly sponge 7 before use, the stimulation to the oral cavity is reduced, thereby reducing discomfort, simultaneously inhibiting saliva secretion, further ensuring the lens cleanness of the camera 28, and also can manufacture a group of supporting devices with different thicknesses without adjusting the thickness, and can be directly selected for use, in the embodiment, the second supporting plates 21 are transparent plates, the distance between the two second supporting plates 21 is 1.5-2 times of the thickness of the inserting rod 4, further, it is possible to provide a space for the operation of inserting the rod while enabling appropriate observation through the gap.

A positioning device is further arranged between the supporting device and the insertion rod 4, the positioning device comprises a first sliding rail 6 processed on the outer side of the insertion rod 4, a connecting plate 26 is arranged in the first sliding rail 6, a second limiting hook 27 is arranged on the connecting plate 26, one end of the second limiting hook 27 is fixedly connected with the insertion rod 4, a third limiting groove 31 is processed on one side inside the second supporting plate 21, a second limiting rod 33 is arranged on one side outside the third limiting groove 31, and the second limiting rod 33 is rotatably connected with the second supporting plate 21. in the embodiment, a plurality of mounting holes are uniformly processed on the connecting plate 26 along the longitudinal direction, after the insertion depth is determined, the second limiting hook 27 is mounted through the mounting hole at the corresponding position, the insertion rod 4 is blocked after being inserted to the depth, the insertion depth is further controlled, a protective limiting hook 32 is mounted on the upper side of the second limiting hook 27 through the mounting hole, and then can provide secondary protection, avoid inserting too deeply or too shallowly, second restriction hook 27 and protection restriction hook 32 structure are the same, through spliced pole and mounting hole cooperation, elbow 28 picks up the epiglottis after, insert 4 deflections, make second restriction lever 33 be located between second restriction hook 27 and the protection restriction hook 32, and then the restriction degree of depth, guarantee the stability of trachea cannula operation, it has the gliding slot 39 of pipe to be used for inserting to process on inserting the pole, guide inserting the pipe, after the intubate is accomplished, extract insert 4 can, strutting arrangement leaves, take out the filling sponge, make the oral cavity opening reduce, guarantee patient's safety.

During the use, in order to make the device can be fixed in patient's oral cavity inside, it causes the comfort level relatively poor to avoid the patient to open one's mouth for a long time, adjust strutting arrangement thickness earlier, then put into the oral cavity, installation second restriction hook 27 and protection restriction hook 32, to insert pole 4 and place into patient's oral cavity, insert pole 4 and slide along the passageway, and then send elbow 28 into epiglottis department, when the lapse, it reaches when required to stretch into the distance, the position of second backup pad 21 can be fixed to the restriction of second restriction hook 27 and third restriction recess 31 to second restriction pole 33, make it stable to stretch into the distance, can not produce the shake because of artifical handheld.

Example 2

Referring to fig. 7-11, another embodiment of the present invention is different from embodiment 1 in that an angle adjusting device for adjusting the angle of the elbow 28 is installed at the upper end of the insertion rod 4, the angle adjusting device includes a sliding block 10 installed at the upper end of the insertion rod 4, a second sliding rod 12 is installed at one side of the upper end of the outer portion of the sliding block 10, a first sliding rod 11 is installed at the upper end of the second sliding rod 12, the first sliding rod 11 and the second sliding rod 12 are both slidably connected with the sliding block 10, second sliding rails 9 are installed at both sides of the inner portion of the device handle 1, the second sliding rails 9 are both slidably connected with both ends of the first sliding rod 11 and the second sliding rod 12, and a user can adjust the angle of the elbow 28 by pulling the pressing plate 8, when adjusting, the sliding block 10 slides outside the second sliding rod 12 and the first sliding rod 11, and adjusts the position, and at the same time, the second sliding rod 12 and the first sliding rod 11 slide outside the second sliding rail 9, the lower end of the sliding block 10 is connected with a transmission device for driving the elbow 28 to rotate, in this embodiment, the transmission device is a shift lever 34, the lower end face of the sliding block 10 is processed with a jack 35, the upper end of the shift lever 34 is inserted into the jack 35, the inner cavity of the jack 35 is spherical, so that the upper end of the shift lever 34 can swing, when the sliding block 10 slides, the shift lever 34 can be driven to swing, so as to adjust the angle of the elbow 28, correspondingly, the insertion rod 4 is tubular, the lower end of the insertion rod 4 is hermetically provided with a rubber cover 36, the middle position of the rubber cover 36 is hermetically connected with a mounting plate 37 for mounting the elbow 28, the lower end of the shift lever 34 is fixedly connected with the middle position of the mounting plate 37, because the rubber cover 36 has elasticity, the shift lever 34 can drive the mounting plate 37 to move when swinging, so as to finely adjust the angle of the elbow 28, and in this embodiment, the lighting lamp 29 is a ring-shaped lamp strip surrounding the lower end of the insertion rod 4, enough space is made for installing the camera 38, the camera 38 is installed on the installation plate and rotates along with the elbow 28, and the position of the epiglottis can be better adapted by adjusting the angle of the elbow 28, so that the operation time is shortened.

For convenient adjustment, a storage cavity 13 is formed inside the sliding block 10, a connecting block 16 is installed outside the storage cavity 13, a first limiting groove 14 is formed at the lower end of the connecting block 16, a wear-resistant protruding block 15 is integrally formed at the upper end of the first limiting groove 14, the wear-resistant protruding block 15 and the first limiting groove 14 are fixed with the connecting block 16, a pressing plate 8 is connected to the upper end of the connecting block 16, the wear-resistant protruding block 15 and the first limiting groove 14 are respectively attached to the first sliding rod 11 and the second sliding rod 12 by pressing the pressing plate 8, second limiting grooves 30 are formed at two sides inside the sliding block 10, a first limiting rod 18 is installed outside the second limiting groove 30, the first limiting rod 18 is rotatably connected with the sliding block 10, a first limiting hook 17 is installed at one side of the connecting block 16, and the first limiting hook 17 is connected with the first limiting rod clamping groove 18, reset handle 19 is installed to first restriction hook 17's upper end, and reset handle 19 and first restriction hook 17's upper end fixed connection, one side through first restriction hook 17 upper end is laminated and fixed connection piece 16 with one side of first restriction lever 18 lower extreme, reset handle 19 and connecting piece 16 sliding connection, install reset spring 20 between connecting piece 16 and the handle 19 that resets, and reset spring 20's both ends respectively with reset handle 19 and connecting piece 16 fixed connection, resilience through reset spring 20 can promote reset handle 19 lateral shifting and promote first restriction hook 17 and the laminating of first restriction lever 18, convenient operation.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. The utility model provides a visual laryngoscope with oral cavity support function, includes device handle (1), device handle (1) work end is provided with inserts pole (4), it is provided with elbow (28) to insert pole (4) lower extreme, elbow (28) department is provided with camera (38), device handle (1) is connected with display device (2), display device (2) and camera (38) signal connection, its characterized in that still including the strutting arrangement who is used for supporting the oral cavity, strutting arrangement includes two second backup pads (21), forms the passageway that is used for passing insert pole (4) between two second backup pads (21).

2. The visual laryngoscope with oral cavity supporting function according to claim 1, wherein two pieces of thickness adjusting device are arranged outside the second supporting plate (21), the thickness adjusting device comprises a first supporting plate (5) arranged outside the second supporting plate (21), a first supporting rod (22) and a second supporting rod (23) are arranged between the first supporting plate (5) and the second supporting plate (21) in a crossing manner, a slide way (25) is arranged in the middle of the inside of the second supporting plate (21) and the first supporting plate (5), two ends of the first supporting rod (22) and two ends of the second supporting rod (23) are connected with the slide way (25) in a sliding manner, and the first supporting rod (22) is connected with the second supporting rod (23) in a rotating manner through a second rotating shaft (24).

3. The visual laryngoscope with oral cavity supporting function according to claim 1, wherein a positioning device is further arranged between the insertion rod (4) and the channel, the positioning device comprises a first sliding rail (6) arranged at two sides of the outside of the insertion rod (4), the outside of the second support plate (21) is slidably connected with the first sliding rail (6), a connecting plate (26) is arranged at one side of the inside of the first sliding rail (6), a second limiting hook (27) is arranged on the connecting plate (26), and one end of the second limiting hook (27) is fixedly connected with the insertion rod (4).

4. A visual laryngoscope with an oral cavity supporting function according to claim 3, wherein: a third limiting groove (31) is formed in one side of the inner portion of the second supporting plate (21), a second limiting rod (33) is arranged on one side of the outer portion of the third limiting groove (31), and the second limiting rod (33) is rotatably connected with the second supporting plate (21).

5. A visual laryngoscope with oral support function according to claim 1 wherein: the upper end of inserting pole (4) is provided with the angle adjusting device who is used for elbow (28) angle, angle adjusting device is including setting up sliding block (10) inserting pole (4) upper end, one side of sliding block (10) outside upper end is provided with second sliding rod (12), the upper end of second sliding rod (12) is provided with first sliding rod (11), and first sliding rod (11) and second sliding rod (12) all with sliding block (10) sliding connection, the inside both sides of device handle (1) all are provided with second sliding rail (9), and the equal sliding connection in both ends of second sliding rail (9) and first sliding rod (11) and second sliding rod (12), sliding block (10) lower extreme is connected with and is used for driving elbow (28) pivoted transmission.

6. A visual laryngoscope with oral cavity supporting function according to claim 5, wherein: the inside of sliding block (10) is provided with storage cavity (13), the outside of storage cavity (13) is provided with connecting block (16), the lower extreme of connecting block (16) is provided with first restriction recess (14), the upper end of first restriction recess (14) is provided with wear-resisting protruding piece (15), and wear-resisting protruding piece (15) and first restriction recess (14) all with connecting block (16) fixed connection, the upper end of connecting block (16) is provided with and presses down board (8).

7. A visual laryngoscope with oral cavity supporting function according to claim 6, wherein: the inside both sides of sliding block (10) all are provided with second restriction recess (30), the outside of second restriction recess (30) is provided with first restriction pole (18), and just first restriction pole (18) rotate with sliding block (10) and be connected, one side of connecting block (16) is provided with first restriction hook (17), and just first restriction hook (17) and first restriction pole (18) draw-in groove are connected, the upper end of first restriction hook (17) is provided with handle (19) that resets, and resets handle (19) and the upper end fixed connection of first restriction hook (17).

8. The visual laryngoscope with oral cavity supporting function as claimed in claim 7, wherein: reset handle (19) and connecting block (16) sliding connection, be provided with reset spring (20) between connecting block (16) and reset handle (19), and reset spring (20) both ends respectively with reset handle (19) and connecting block (16) fixed connection.

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