A laryngoscope with anatomical structure recognition function

Abstract

The utility model belongs to the technical field of medical devices, and specifically relates to a laryngoscope with an anatomical structure recognition function. The utility model includes an insertion component, a handle fixedly connected to the insertion component, a display component rotatably connected to the handle through a connector, and an image acquisition unit installed at the end of the insertion component; the display component includes a display shell, a screen installed on the display shell, an intelligent module arranged inside the display shell, and an uninterruptible power supply for powering the intelligent unit; wherein the intelligent module is used to calculate and recognize the image data of the laryngeal anatomical structure collected by the image acquisition unit, and map the recognition results and the image data on the screen. When in use, the position information of the anatomical structure will be displayed on the screen in real time to assist the physician in intubation, improve the success rate of intubation in one time, and solve the problem in the prior art that tracheal intubation is too dependent on the physician and is easy to cause damage to the patient's oral cavity.

Description

Technical Field

[0001] The utility model belongs to the technical field of medical instruments, and in particular relates to a laryngoscope with an anatomical structure recognition function. Background Art

[0002] Medical visualization devices can be used to visually inspect certain areas of the human body, for example, to inspect the airway, digestive tract or intestines. Laryngoscopes are used to directly view the human throat, making it easier for doctors to intubate. They are important tools for endotracheal intubation and are a good preparation for human examinations and surgeries.

[0003] The laryngoscope in the prior art generally includes a metal curved tube, a handle and a display device. The doctor holds the handle and inserts the metal curved tube into the human throat. The display device feeds back the throat condition to the doctor, thereby realizing the intubation process without causing damage to the oral tissue. However, in the actual operation process, the insertion of the laryngoscope metal curved tube depends to a large extent on the doctor's practical experience. It requires a more professional doctor to accurately judge the anatomical structure of the throat and accurately control the entry direction of the video laryngoscope. For the operating physician, if he cannot accurately judge the oral environment, once an operating error occurs, it may cause greater unnecessary harm to the patient. Utility Model Content

[0004] The purpose of the utility model is to overcome the defect of over-reliance on doctors' judgment and practical experience in the prior art, and to provide a laryngoscope with anatomical structure recognition function that can automatically and accurately identify anatomical structures and reduce reliance on doctors.

[0005] The technical solution adopted by the utility model to solve the technical problem is: a laryngoscope with anatomical structure recognition function, comprising an insertion component, a handle fixedly connected to the insertion component, a display component rotatably connected to the handle through a connecting piece, and an image acquisition unit installed at the end of the insertion component;

[0006] The display assembly includes a display housing, a screen mounted on the display housing, an intelligent module disposed inside the display housing, and an uninterruptible power supply for supplying power to the intelligent unit; wherein,

[0007] The intelligent module is used to perform computational recognition on the laryngeal anatomical structure image data acquired by the image acquisition unit, and to map the recognition result with the image data on the screen.

[0008] Furthermore, the display assembly also includes a main switch connected to the intelligent module circuit, the main switch is used to control the start and stop of the uninterruptible power supply, and is installed on the display housing.

[0009] Furthermore, the intelligent module adopts one of FPGA, Jetson nano, Raspberry Pi, Orange Pi, and Horizon RDK.X3.

[0010] Furthermore, it also includes a restart component for restarting the smart module, the restart component includes a recessed mounting hole provided on the display housing, a guide rod slidably inserted through the recessed mounting hole, and a restart button and a round head pin respectively installed at both ends of the guide rod; wherein,

[0011] A compression spring is sleeved on the guide rod between the restart button and the recessed mounting hole; the round head pin is connected to the guide rod through a flush nut;

[0012] When the restart button is in a pressed state, the round-head pin presses the restart unit on the smart module to restart the smart module.

[0013] Furthermore, the insertion component includes a metal elbow, a mounting seat for mounting the metal elbow, and a line channel opened inside the metal elbow; the image acquisition unit is arranged at an end of the metal elbow away from the mounting seat.

[0014] Further, the image acquisition unit includes a wedge-shaped groove and a camera stepped hole opened at the end of the metal elbow, a camera installed in the camera stepped hole, and a camera seat installed in cooperation with the wedge-shaped groove; the camera seat fixes the camera in the camera stepped hole;

[0015] The connection line of the camera is connected to the smart module through the line channel, the handle, the connector and the display housing in sequence.

[0016] Furthermore, the connecting member includes an arc-shaped connecting frame, the lower end surface of the arc-shaped connecting frame is rotatably connected to the handle through a first damping bearing, and the two side end surfaces of the arc-shaped connecting frame are rotatably connected to the display assembly through second damping bearings respectively.

[0017] Furthermore, the first damping bearing provides damping for the left-right swinging motion of the screen; and the second damping bearings provide damping for the pitching motion of the screen.

[0018] The screen is fixedly mounted on the display housing via a screen bracket, the screen bracket is provided with an anti-foolproof hole, and the display housing is provided with an anti-foolproof block matched with the anti-foolproof hole.

[0019] Furthermore, the anatomical structure includes at least one of the uvula, epiglottis, and glottis.

[0020] The beneficial effects of the laryngoscope with anatomical structure recognition function of the utility model are:

[0021] The utility model provides an intelligent module in the display component, which is used to calculate and identify the laryngeal anatomical structure image data collected by the image acquisition unit, and map the identification result with the image data to represent it on the screen. When in use, the position information of the anatomical structure will be displayed on the screen in real time to assist the doctor in intubation, improve the success rate of intubation in one time, and solve the problem in the prior art that tracheal intubation is too dependent on the doctor and is easy to cause damage to the patient's oral cavity. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0023] Figure 1 It is a stereoscopic diagram of a laryngoscope according to an embodiment of the utility model.

[0024] Figure 2 yes Figure 1 Partial exploded view.

[0025] Figure 3 It is a schematic structural diagram of a display housing according to an embodiment of the utility model.

[0026] Figure 4 It is an exploded view of the interior of the display assembly of the embodiment of the utility model.

[0027] Figure 5 It is a structural schematic diagram of a restart component in an embodiment of the utility model.

[0028] Figure 6 It is a cross-sectional view of the installation portion of the restart component and the display housing according to an embodiment of the utility model.

[0029] Figure 7 It is an exploded view of the connecting piece and the image acquisition unit of the embodiment of the utility model.

[0030] In the figure: 1. Insert component, 11. Metal elbow, 12. Mounting seat, 2. Handle, 3. Connector, 31. Arc connecting frame, 32. First damping bearing, 33. Second damping bearing, 35. Bearing seat, 4. Display component, 41. Display shell, 411. Wiring hole, 412. Charging port, 413. Switch mounting hole, 42. Screen, 43. Intelligent module, 44. Uninterruptible power supply, 45. Main switch, 46. Restart component, 461. Concave mounting hole, 462. Guide rod, 463. Restart button, 464. Round head pin, 465. Compression spring, 466. Flush nut, 47. Screen bracket, 48. Vertical screen fixing plate, 49. Nylon column, 410. Anti-fool hole, 5. Image acquisition unit, 51. Wedge groove, 52. Camera seat, 53. Camera, 54. Camera protective cover, 55. Camera stepped hole. DETAILED DESCRIPTION

[0031] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.

[0032] like Figure 1-Figure 7 The specific embodiment of a laryngoscope with an anatomical structure recognition function of the utility model shown in the figure comprises an insertion component 1, a handle 2 fixedly connected to the insertion component 1, a display component 4 rotatably connected to the handle 2 via a connector 3, and an image acquisition unit 5 installed at the end of the insertion component 1. It is further explained that the display component 4 in this embodiment comprises a display housing 41, a screen 42 installed on the display housing 41, an intelligent module 43 arranged inside the display housing 41, and an uninterruptible power supply 44 for powering the intelligent unit, wherein the intelligent module 43 is used to perform computational recognition on the image data of the laryngeal anatomical structure collected by the image acquisition unit 5, and to map the recognition result with the image data on the screen 42. The laryngeal anatomical structure includes at least one of the uvula, epiglottis, and glottis, and the laryngeal anatomical structure can be accurately recognized without manual recognition. As an implementation method, in the computational recognition of the intelligent module 43, the recognition reminder of the glottis structure also covers the result of CL (Cormack-Lehane) grading.

[0033] The intelligent module 43 in this embodiment is an artificial intelligence development board, which has functions such as intelligent computing and video decoding, can integrate AI algorithms such as target detection and structure recognition, and perform fast real-time computing, and has a small appearance and volume. The intelligent module 43 can be one of FPGA, Jetson nano, Raspberry Pi, Orange Pi, and Horizon RDK.X3. The artificial intelligence development board can develop a computing unit as needed, and then learn based on a large amount of historical data to achieve accurate recognition of anatomical structures. The computing methods that can be thought of or obtained by experiments by those skilled in the art can be applied to this embodiment. The specific computing methods are not described in detail here. The utility model is provided with an intelligent module 43 in the display component 4, which is used to calculate and recognize the image data of the laryngeal anatomical structure collected by the image acquisition unit 5, and the recognition results and the image data are mapped and represented on the screen 42. When in use, the position information of the anatomical structure will be displayed on the screen 42 in real time to assist the physician in intubation, improve the success rate of intubation, and solve the problem that the intubation in the prior art is too dependent on the doctor and easy to cause damage to the patient's oral cavity.

[0034] like Figure 2 to Figure 3As shown, the display assembly 4 also includes a main switch 45 connected to the circuit of the intelligent module 43. The main switch 45 is used to control the start and stop of the uninterruptible power supply 44 and is installed on the display housing 41. The display housing 41 is provided with a switch installation hole 413 for installing the main switch 45. The uninterruptible power supply 44 supplies power to the entire intelligent system and is installed on the display housing 41. The uninterruptible power supply 44 is controlled to be on and off by the main switch 45. The charging end thereof is derived from the charging port 412 provided on the display housing 41. The uninterruptible power supply 44 supplies power to the artificial intelligence development board, and the artificial intelligence development board supplies power to the screen 42, while providing video and image output.

[0035] Reference Figure 3 The screen 42 is fixedly installed with the display housing 41 through the screen bracket 47. The screen bracket 47 is provided with an anti-fool hole 410, and the display housing 41 is provided with an anti-fool block that matches the anti-fool hole 410. The screen bracket 47 is fixed to the display housing through the bracket fixing hole thereon, and a bolt connection method is adopted. The anti-fool block and the anti-fool hole 410 are provided to avoid the bracket fixing hole from being misaligned up and down during installation, and facilitate the rapid installation of the screen bracket 47.

[0036] Four stepped holes are also provided at the four corners of the screen bracket 47 for the flat installation of countersunk screws. The countersunk screws are installed in conjunction with nylon columns and nylon nuts to support the artificial intelligence development board, and to keep the artificial intelligence development board at a suitable distance from the screen 42 while fixing it. After the screen 42 and the screen bracket 47 are installed, a horizontal screen fixing plate and a vertical screen 42 fixing plate are installed on the screen bracket 47 on the side of the screen 42 by bolts, so as to fix the screen 42. Figure 3 The screen bracket 47 shown is provided with at least four fixing holes for mounting the horizontal screen fixing plate and the vertical screen 42 fixing plate.

[0037] In order to prevent the artificial intelligence development board system in the laryngoscope from freezing or crashing, a restart component 46 for restarting the intelligent module 43 is provided in this embodiment. Figures 4 to 6 As shown, the restart component 46 includes a recessed mounting hole 461 provided on the display shell 41, a guide rod 462 slidably inserted into the recessed mounting hole 461, a restart button 463 and a round-head pin 464 respectively installed at both ends of the guide rod 462, wherein a compression spring 465 is sleeved on the guide rod 462 between the restart button 463 and the recessed mounting hole 461; the round-head pin 464 is connected to the guide rod 462 through a flush nut 466, and when the restart button 463 is in a pressed state, the round-head pin 464 presses the restart unit on the smart module 43 to restart the smart module 43.

[0038] Reference Figure 6The restart button 463 is arranged in the recessed mounting hole 461, so that the restart button 463 is flush with the outer surface of the display housing 41 to prevent accidental touch. The guide rod 462 can slide along the recessed mounting hole 461 on the display housing 41. The compression spring 465 provides a restoring force for the button, which can make the restart button 463 automatically rebound after being pressed. The flush nut 466 is connected to the guide rod 462 by a thread, and can adjust the axial relative distance with the guide rod 462 to eliminate installation errors. The round head pin 464 is located at the end of the guide rod 462, and its arc end keeps a certain distance from the artificial intelligence development board, but the distance does not exceed the compression stroke of the restart button 463. When the system encounters a crash, freeze, or other failure, the artificial intelligence development board can be restarted by pressing the restart button 463 to restore the normal function of the system.

[0039] The insertion assembly 1 in this embodiment includes a metal elbow 11, a mounting seat 12 for mounting the metal elbow 11, and a line channel opened inside the metal elbow 11; the image acquisition unit 5 is arranged at one end of the metal elbow 11 away from the mounting seat 12. Figure 5 As shown, the image acquisition unit 5 includes a wedge-shaped groove 51 and a camera stepped hole 55 opened at the end of the metal elbow 11, a camera 53 installed in the camera stepped hole 55, and a camera seat 52 installed in conjunction with the wedge-shaped groove 51; the camera seat 52 fixes the camera 53 in the camera stepped hole 55, and the cable of the camera 53 is connected to the intelligent module 43 through the line channel, the handle 2, the connector 3, the display shell 41 in sequence.

[0040] A wedge-shaped groove 51 is provided at the front end of the metal elbow 11 to achieve a tight fit with the camera seat 52. A camera stepped hole 55 is provided at the front end of the metal elbow 11 to axially fix the camera 53 and achieve end sealing. The handle 2 is connected to the mounting seat 12 by bolts and nuts to ensure the connection strength. A soft camera protective cover 54 is provided at the front end of the metal elbow 11 to provide a flexible transition for the connection between the camera 53 and the metal elbow 11, which plays a protective role and achieves a stable installation of the camera 53.

[0041] like Figure 7 As shown, in this embodiment, the connecting member 3 includes an arc-shaped connecting frame 31, the lower end surface of the arc-shaped connecting frame 31 is rotatably connected to the handle 2 through a first damping bearing 32, and the two side end surfaces of the arc-shaped connecting frame 31 are rotatably connected to the display assembly 4 through second damping bearings 33. The first damping bearing 32 provides damping for the left and right swinging motion of the screen 42; the two second damping bearings 33 provide damping for the pitching motion of the screen 42.

[0042] There are two second damping bearings 33, which provide damping in pitch motion for the display assembly 4 of the present application, so that the screen 42 can hover at any pitch position. One end of the first damping bearing 32 is respectively fixed on both sides of the arc-shaped connecting frame 31, and the other end is fixed in the groove of the bearing seat 35, so as to achieve axial fixation of the first damping bearing 32. The first damping bearing 32 provides damping in left and right swing motion for the display assembly 4, so that the screen 42 can hover at any swing position. It should be further explained that the first damping bearing 32 is a hollow structure to ensure that the cable of the camera 53 can be routed smoothly. In order to ensure that the cable of the camera 53 can smoothly pass through the handle 2, the connector 3, the display housing 41 and connect with the smart module 43, wiring holes 411 for the cable to pass through are provided on the corresponding components.

[0043] It should be noted that, as a preferred embodiment, the processed parts are all injection molded parts or 3D printed parts. Therefore, all countersunk holes, stepped holes and other parts that require screw connection are provided with knurled nuts or sockets to improve the connection strength and prevent the thread from disengaging. A detailed description will not be given here.

[0044] The use process of the laryngoscope in this embodiment is as follows: turn on the main switch 45, wait for the smart module 43 to be fully started, the doctor holds the handle 2, inserts the metal elbow into the patient's mouth, and the camera 53 located at the end of the metal elbow collects the anatomical structure inside the patient's mouth and transmits the real-time collected data to the smart module 43. The smart module 43 recognizes and calculates the anatomical structure, maps the recognition result to the collected image, and displays the position of the anatomical structure on the screen 42 to assist the doctor in intubation and improve the success rate of intubation.

[0045] It should be understood that the specific embodiments described above are only used to explain the present invention, and are not used to limit the present invention. Obvious changes or modifications derived from the spirit of the present invention are still within the scope of protection of the present invention.

Claims

1. A laryngoscope with anatomical structure recognition function, characterized in that: It comprises an insertion component (1), a handle (2) fixedly connected to the insertion component (1), a display component (4) rotatably connected to the handle (2) via a connecting piece (3), and an image acquisition unit (5) mounted at the end of the insertion component (1); The display assembly (4) comprises a display housing (41), a screen (42) mounted on the display housing (41), an intelligent module (43) arranged inside the display housing (41), and an uninterruptible power supply (44) for supplying power to the intelligent module (43); wherein: The intelligent module (43) is used to perform computational recognition on the laryngeal anatomical structure image data collected by the image collection unit (5), and to map the recognition result with the image data and represent them on the screen (42).

2. A laryngoscope with anatomical structure recognition function according to claim 1, characterized in that: The display assembly (4) further comprises a main switch (45) connected to the circuit of the intelligent module (43), the main switch (45) being used to control the start and stop of the uninterruptible power supply (44) and being mounted on the display housing (41).

3. A laryngoscope with anatomical structure recognition function according to claim 1, characterized in that: The display component (4) further comprises a restart component (46) for restarting the smart module (43), the restart component (46) comprising a recessed mounting hole (461) provided on the display housing (41), a guide rod (462) slidably inserted through the recessed mounting hole (461), and a restart button (463) and a round-head pin (464) respectively mounted at both ends of the guide rod (462); wherein: A compression spring (465) is sleeved on the guide rod (462) between the restart button (463) and the recessed mounting hole (461); the round head pin (464) is connected to the guide rod (462) via a flush nut (466); When the restart button (463) is in a pressed state, the round-head pin (464) presses the restart unit on the smart module (43) to restart the smart module (43).

4. A laryngoscope with anatomical structure recognition function according to claim 1, characterized in that: The insertion component (1) comprises a metal elbow (11), a mounting seat (12) for mounting the metal elbow (11), and a line channel opened inside the metal elbow (11); the image acquisition unit (5) is arranged at an end of the metal elbow (11) away from the mounting seat (12).

5. A laryngoscope with anatomical structure recognition function according to claim 4, characterized in that: The image acquisition unit (5) comprises a wedge-shaped groove (51) and a camera stepped hole (55) provided at the end of the metal elbow (11), a camera (53) installed in the camera stepped hole (55), and a camera seat (52) installed in cooperation with the wedge-shaped groove (51); the camera seat (52) fixes the camera (53) in the camera stepped hole (55); The connection line of the camera (53) is connected to the intelligent module (43) through the line channel, the handle (2), the connecting piece (3), and the display housing (41) in sequence.

6. A laryngoscope with anatomical structure recognition function according to claim 1, characterized in that: The connecting member (3) comprises an arc-shaped connecting frame (31), the lower end surface of the arc-shaped connecting frame (31) being rotatably connected to the handle (2) via a first damping bearing (32), and the two side end surfaces of the arc-shaped connecting frame (31) being rotatably connected to the display assembly (4) via second damping bearings (33).

7. A laryngoscope with anatomical structure recognition function according to claim 6, characterized in that: The first damping bearing (32) provides damping for the left-right swinging motion of the screen (42); and the second damping bearings (33) provide damping for the pitching motion of the screen (42).

8. The laryngoscope with anatomical structure recognition function according to claim 1, characterized in that: The screen (42) is fixedly mounted on the display housing (41) via a screen bracket (47); an anti-fool hole (410) is provided on the screen bracket (47); and an anti-fool block cooperating with the anti-fool hole (410) is provided on the display housing (41).

9. A laryngoscope with anatomical structure recognition function according to any one of claims 1 to 8, characterized in that: The anatomical structure includes at least one of the uvula, epiglottis, and glottis.

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