Trachea puncture device

Abstract

The utility model relates to the technical field of medical instruments, and discloses a trachea puncture device which comprises a fixing frame, one side of the fixing frame is fixedly connected with a motor, an output shaft of the motor penetrates through the fixing frame to be fixedly connected with a worm, one end of the worm is fixedly connected with a first connecting rod, and one end of the first connecting rod penetrates through the fixing frame to be fixedly connected with a limiting block. The inner wall of the fixing frame is fixedly connected with a first connecting plate, the middle of the worm gear is fixedly sleeved with a second connecting rod, the two ends of the second connecting rod penetrate through the first connecting plate to be fixedly connected with first threaded rods, one end of each first threaded rod is fixedly connected with a third connecting rod, and one end of each third connecting rod is fixedly connected with a second threaded rod; compared with the prior art, the trachea puncture device has the advantages that the trachea puncture device can be clamped and fixed on guardrails on the two sides of a sickbed, and operation errors caused by movement of a patient or shaking of the trachea puncture device in the trachea puncture process are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of medical instruments, in particular to a tracheal puncture device. Background Art

[0002] Tracheal puncture refers to puncturing the lesion site of the patient's trachea and taking a piece of biopsy tissue for pathological examination to determine the nature of the lesion site. When performing a tracheal puncture biopsy, the doctor will first use local anesthetics to anesthetize the patient's lesion site, and then use special instruments to take a radical approach to remove a small amount of tissue cells from the lesion site for inspection and analysis. Existing tracheal puncture devices may be more easily affected by the patient's breathing, coughing or movement during operation, resulting in unstable position of the tracheal puncture device, which in turn affects the accuracy and safety of the puncture. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art and provides a tracheal puncture device.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a tracheal puncture device, comprising a fixing frame, one side of the fixing frame is fixedly connected to a motor, the output shaft of the motor passes through the fixing frame and is fixedly connected to a worm, one end of the worm is fixedly connected to a connecting rod 1, one end of the connecting rod 1 passes through the fixing frame and is fixedly connected to a limited block, the top of the worm is meshed and connected to a worm wheel, the inner wall of the fixing frame is fixedly connected to a connecting plate 1, the middle part of the worm wheel is fixedly sleeved with a connecting rod 2, both ends of the connecting rod 2 pass through the connecting plate 1 and are fixedly connected to a threaded rod 1, one end of the threaded rod 1 is fixedly connected to a connecting rod 3, one end of the connecting rod 3 is fixedly connected to a threaded rod 2, the thread directions of the threaded rod 1 and the threaded rod 2 are opposite, the outsides of the threaded rod 1 and the threaded rod 2 are both threadedly connected to a fixing block, the bottom of the fixing block is fixedly connected to an automatic telescopic rod, and one end of the automatic telescopic rod is fixedly connected to a splint.

[0005] As a further description of the above technical solution:

[0006] One side of the connecting plate 1 is fixedly connected to a fixing plate, a sliding groove is provided inside the fixing plate, and a connecting block 1 is slidably connected inside the sliding groove.

[0007] As a further description of the above technical solution:

[0008] One end of the connecting block 1 passes through a sliding groove and is fixedly connected to the connecting block 2, and the other end of the connecting block 1 is fixedly connected to the top of the fixed block.

[0009] As a further description of the above technical solution:

[0010] A second connecting plate is fixedly connected to a side of the fixing frame away from the motor, one end of the second connecting plate is fixedly connected to a positioning plate, and a positioning hole is provided in the middle of the positioning plate.

[0011] As a further description of the above technical solution:

[0012] The fixing blocks, the automatic telescopic rods and the clamping plates are all provided in multiple groups.

[0013] As a further description of the above technical solution:

[0014] The fixing plate, the first connecting block and the second connecting block are all provided in multiple groups.

[0015] The utility model has the following beneficial effects:

[0016] In the utility model, the motor is started, and the motor drives the fixed block to move toward one end of the connecting rod three. The fixed block drives the splint to move toward one end of the connecting rod three through the automatic telescopic rod, and can be clamped and fixed on the guardrails on both sides of the bed, thereby ensuring that operational errors caused by patient movement or shaking of the tracheal puncture device are reduced during tracheal puncture. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of a tracheal puncture device proposed by the utility model;

[0018] Figure 2 This is a side view of a tracheal puncture device proposed by the utility model;

[0019] Figure 3 This is a top view of a tracheal puncture device proposed by the utility model.

[0020] Legend:

[0021] 1. Fixed frame; 2. Motor; 3. Worm; 4. Connecting rod 1; 5. Limit block; 6. Worm wheel; 7. Connecting plate 1; 8. Connecting rod 2; 9. Threaded rod 1; 10. Connecting rod 3; 11. Threaded rod 2; 12. Fixed block; 13. Automatic telescopic rod; 14. Clamp; 15. Fixed plate; 16. Slide; 17. Connecting block 1; 18. Connecting block 2; 19. Connecting plate 2; 20. Positioning plate; 21. Positioning hole. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Reference Figure 1-Figure 3 , an embodiment of the utility model: a tracheal puncture device comprises a fixing frame 1, one side of the fixing frame 1 is fixedly connected with a motor 2, the output shaft of the motor 2 passes through the fixing frame 1 and is fixedly connected with a worm 3, one end of the worm 3 is fixedly connected with a connecting rod 1 4, one end of the connecting rod 1 4 passes through the fixing frame 1 and is fixedly connected with a limiting block 5, the top of the worm 3 is meshedly connected with a worm wheel 6, the inner wall of the fixing frame 1 is fixedly connected with a connecting plate 1 7, the middle part of the worm wheel 6 is fixedly sleeved with a connecting rod 2 8, both ends of the connecting rod 2 8 pass through the connecting plate 1 7 and are fixedly connected with a threaded rod 1 9, one end of the threaded rod 1 9 is fixedly connected with a connecting rod 3 10, one end of the connecting rod 3 10 is fixedly connected with a threaded rod 2 11, the thread directions of the threaded rod 1 9 and the threaded rod 2 11 are opposite, the outsides of the threaded rod 1 9 and the threaded rod 2 11 are both threadedly connected with a fixing block 12, the bottom of the fixing block 12 is fixedly connected with an automatic telescopic rod 13, and one end of the automatic telescopic rod 13 is fixedly connected with a splint 14.

[0024] A fixing plate 15 is fixedly connected to one side of the connecting plate 17, a slide groove 16 is arranged inside the fixing plate 15, a connecting block 17 is slidably connected inside the slide groove 16, one end of the connecting block 17 passes through the slide groove 16 and is fixedly connected to a connecting block 2 18, and the other end of the connecting block 17 is fixedly connected to the top of the fixing block 12, a connecting plate 2 19 is fixedly connected to the side of the fixing frame 1 away from the motor 2, one end of the connecting plate 2 19 is fixedly connected to a positioning plate 20, a positioning hole 21 is provided in the middle of the positioning plate 20, and the puncture needle is passed through the positioning hole 21 for easy positioning of the puncture needle, the fixing block 12, the automatic telescopic rod 13 and the splint 14 are all provided with multiple groups, the automatic telescopic rod 13 is convenient for adjusting the height of the fixing frame 1 to improve flexibility, and the fixing plate 15, the connecting block 17 and the connecting block 2 18 are all provided with multiple groups.

[0025] Working principle: start the motor 2, the motor 2 drives the worm 3 to rotate, the worm 3 drives the worm wheel 6 to rotate, the worm wheel 6 drives the threaded rod 1 9 to rotate through the connecting rod 2 8, the threaded rod 1 9 drives the threaded rod 2 11 to rotate through the connecting rod 3 10, the rotation of the threaded rod 1 9 and the threaded rod 2 11 drives the fixed block 12 to move toward the end close to the connecting rod 3 10, the fixed block 12 drives the connecting block 17 to slide inside the slide groove 16, the connecting block 17 drives the connecting block 2 18 to slide on the top of the fixed plate 15, so as to improve the stability of the fixed block 12 during movement, the fixed block 12 drives the splint 14 to move toward the end close to the connecting rod 3 10 through the automatic telescopic rod 13, and can be clamped and fixed on the guardrails on both sides of the bed, so as to ensure that during the tracheal puncture process, operational errors caused by patient movement or shaking of the tracheal puncture device are reduced.

[0026] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A tracheal puncture device, comprising a fixing frame (1), characterized in that: A motor (2) is fixedly connected to one side of the fixing frame (1); an output shaft of the motor (2) passes through the fixing frame (1) and is fixedly connected to a worm (3); one end of the worm (3) is fixedly connected to a connecting rod (4); one end of the connecting rod (4) passes through the fixing frame (1) and is fixedly connected to a limiting block (5); the top of the worm (3) is meshedly connected to a worm wheel (6); a connecting plate (7) is fixedly connected to the inner wall of the fixing frame (1); a connecting rod (8) is fixedly sleeved in the middle of the worm wheel (6); both ends of the connecting rod (8) pass through A threaded rod (9) is fixedly connected to a connecting plate (7), one end of the threaded rod (9) is fixedly connected to a connecting rod (10), one end of the connecting rod (10) is fixedly connected to a threaded rod (11), the threaded directions of the threaded rod (9) and the threaded rod (11) are opposite, the threaded rod (9) and the threaded rod (11) are both threadedly connected to a fixing block (12) on the outside, the bottom of the fixing block (12) is fixedly connected to an automatic telescopic rod (13), and one end of the automatic telescopic rod (13) is fixedly connected to a clamping plate (14).

2. A tracheal puncture device according to claim 1, characterized in that: A fixing plate (15) is fixedly connected to one side of the connecting plate 1 (7), a sliding groove (16) is provided inside the fixing plate (15), and a connecting block 1 (17) is slidably connected inside the sliding groove (16).

3. A tracheal puncture device according to claim 2, characterized in that: One end of the connecting block 1 (17) passes through the slide groove (16) and is fixedly connected to the connecting block 2 (18), and the other end of the connecting block 1 (17) is fixedly connected to the top of the fixed block (12).

4. A tracheal puncture device according to claim 1, characterized in that: A second connecting plate (19) is fixedly connected to the side of the fixing frame (1) away from the motor (2), and a positioning plate (20) is fixedly connected to one end of the second connecting plate (19), and a positioning hole (21) is provided in the middle of the positioning plate (20).

5. A tracheal puncture device according to claim 1, characterized in that: The fixing block (12), the automatic telescopic rod (13) and the clamping plate (14) are provided in multiple groups.

6. A tracheal puncture device according to claim 2, characterized in that: The fixing plate (15), the connecting block one (17) and the connecting block two (18) are provided in multiple groups.

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