CN221830736U - Spinal puncture outfit - Google Patents

Abstract

The utility model discloses a spine puncture outfit, which comprises a base, wherein an electric push rod I used for adjusting the height of a swinging assembly is arranged on the upper side of the base, the swinging assembly is used for adjusting the angle of a height adjusting assembly, a clamping assembly is fixed at the lifting end of the height adjusting assembly, and the clamping assembly is used for clamping a puncture needle. The beneficial effects are that: the height of the swinging component is reduced through the electric plunger, so that the puncture needle is close to the skin of a patient, then the angle of the height-adjusting component is adjusted through the swinging component, the angle of the puncture needle is adjusted, after the angle of the puncture needle is determined, the puncture needle is downwards moved through the height-adjusting component, and the puncture needle enters the body of the patient, so that the moving accuracy of the puncture needle and the stability of the puncture needle after entering the body of the patient can be ensured.

Description

A spinal puncture device

Technical Field

The utility model relates to the technical field of medical devices, in particular to a spinal puncture device.

Background Art

Spinal puncture is one of the commonly used examination methods in neurology. When using a puncture device, the puncture depth and angle of the puncture needle can only be controlled based on the doctor's experience. However, the stability of manual operation is limited after all, and the insertion depth of the puncture needle is not easy to quantify and control. If the insertion depth is not well controlled, it is very easy to cause puncture of blood vessels in non-surgical areas, increasing the risk of surgery. For this reason, we proposed a spinal puncture device.

Utility Model Content

The purpose of the present invention is to provide a spinal puncture device in order to solve the above problems, as described below.

In order to achieve the above purpose, the utility model provides the following technical solutions:

The utility model provides a spinal puncture instrument, comprising a base, wherein an electric push rod for adjusting the height of a swing assembly is arranged on the upper side of the base, the swing assembly is used to adjust the angle of the height adjustment assembly, and a clamping assembly is fixed at the lifting end of the height adjustment assembly, and the clamping assembly is used to clamp the puncture needle.

When using the above-mentioned spinal puncture device, the height of the swing component is first lowered by an electric lever to bring the puncture needle close to the patient's skin, and then the angle of the height adjustment component is adjusted by the swing component to adjust the angle of the puncture needle. After the angle of the puncture needle is determined, the puncture needle is moved downward by the height adjustment component to allow the puncture needle to enter the patient's body. This can ensure the accuracy of the puncture needle's movement and its stability after entering the patient's body.

Preferably, the swing assembly includes a mounting plate, which is fixed on a movable end of an electric push rod, a rectangular groove is provided on one side of the mounting plate, and a movable plate is rotatably connected in the rectangular groove via a rotating shaft, a height adjustment assembly is provided on the upper side of the movable plate, a fixing rod is provided at the bottom of the movable plate, and a sliding sleeve is slidably provided on the surface of the fixing rod, an electric push rod 2 is fixed to the bottom of the mounting plate via a fixing plate 1, an ear plate is fixed to the movable end of the electric push rod 2, and the ear plate is hinged to the sliding sleeve.

Preferably, the height adjustment assembly includes a movable rod and a sliding hole, a sliding hole is opened in the movable plate, and the movable rod is slidably arranged in the sliding hole, a fixed plate 2 is fixed to the upper end of the movable rod, a clamping assembly is fixed to the lower end of the movable rod, a spring is sleeved on the surface of the movable rod, and the two ends of the spring are respectively fixed to the movable plate and the fixed plate 2, a fixed plate 3 is fixed on the upper side of the movable plate, a rotating shaft 2 is rotatably connected in the fixed plate 3, a wire reel and a handle are respectively fixed on the surface of the rotating shaft 2, and the wire reel and the fixed plate 2 are respectively fixed to the two ends of the pull rope.

Preferably, the movable rod and the sliding hole are both rectangular in design.

Preferably, the clamping assembly includes a rectangular frame, which is fixed at the lower end of the movable rod, a splint is slidably arranged in the rectangular frame, a puncture needle is clamped between the splint and the side wall of the rectangular frame, a threaded hole is opened in the rectangular frame, and a screw is threadedly connected in the threaded hole, one end of the screw is rotatably connected to the splint, and a turntable is fixed to the other end of the screw.

Preferably, the surfaces of the splint and the inner wall of the rectangular frame facing each other are provided with arc-shaped grooves, and the arc-shaped grooves are adapted to fit the puncture needle.

The beneficial effects are:

1. Use the electric lever to lower the height of the swing assembly to bring the puncture needle close to the patient's skin, then adjust the angle of the height adjustment assembly through the swing assembly, and then adjust the angle of the puncture needle. After determining the angle of the puncture needle, move the puncture needle downward through the height adjustment assembly to allow the puncture needle to enter the patient's body. This ensures the accuracy of the puncture needle's movement and its stability after entering the patient's body.

2. Install the puncture needle on the height adjustment assembly through the clamping assembly to facilitate the later disassembly, cleaning and disinfection of the puncture needle.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

Fig. 1 is a front view of the structure of the utility model;

Figure 2 is a schematic diagram of the three-dimensional structure of the utility model;

FIG3 is a schematic diagram of the three-dimensional structure of the swing assembly of the utility model;

FIG. 4 is a schematic diagram of the three-dimensional structure of the clamping assembly of the present invention.

The following are the descriptions of the reference numerals:

1. Base; 2. Electric push rod 1; 3. Swing assembly; 4. Height adjustment assembly; 5. Clamping assembly; 6. Puncture needle; 7. Rectangular frame; 8. Clamping plate; 9. Screw; 10. Turntable; 11. Arc groove; 12. Mounting plate; 13. Rectangular groove; 14. Rotating shaft 1; 15. Movable plate; 16. Fixed plate 1; 17. Electric push rod 2; 18. Ear plate; 19. Sliding sleeve; 20. Fixed rod; 21. Movable rod; 22. Sliding hole; 23. Spring; 24. Handle; 25. Fixed plate 2; 26. Pull rope; 27. Reel; 28. Rotating shaft 2; 29. Fixed plate 3.

DETAILED DESCRIPTION

In order to make the purpose, technical solution and advantages of the utility model clearer, the technical solution of the utility model will be described in detail below. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other implementation methods obtained by ordinary technicians in this field without creative work belong to the scope of protection of the utility model.

Referring to Figures 1 to 4, the utility model provides a spinal puncture device, including a base 1, an electric push rod 2 for adjusting the height of a swing component 3 is arranged on the upper side of the base 1, the swing component 3 is used to adjust the angle of a height adjustment component 4, and a clamping component 5 is fixed at the lifting end of the height adjustment component 4, and the clamping component 5 is used to clamp a puncture needle 6.

As an optional embodiment, the swing component 3 includes a mounting plate 12, the mounting plate 12 is fixed on the movable end of the electric push rod 2, a rectangular groove 13 is opened on one side of the mounting plate 12, and a movable plate 15 is rotatably connected in the rectangular groove 13 through a rotating shaft 14, a height adjustment component 4 is arranged on the upper side of the movable plate 15, a fixing rod 20 is arranged at the bottom of the movable plate 15, and a sliding sleeve 19 is slidably arranged on the surface of the fixing rod 20, an electric push rod 17 is fixed to the bottom of the mounting plate 12 through a fixing plate 16, an ear plate 18 is fixed to the movable end of the electric push rod 17, the ear plate 18 is hinged to the sliding sleeve 19, the ear plate 18 is moved by the electric push rod 17, and the ear plate 18 can drive the movable plate 15 to swing by cooperating with the sliding sleeve 19, the fixing rod 20 and the rotating shaft 14, and the angle of the height adjustment component 4 can be adjusted by the movable plate 15;

The height adjustment component 4 includes a movable rod 21 and a sliding hole 22. The sliding hole 22 is opened in the movable plate 15, and the movable rod 21 is slidably arranged in the sliding hole 22. The movable rod 21 and the sliding hole 22 are both rectangular in design. Such a design can ensure that the movable rod 21 moves vertically. The upper end of the movable rod 21 is fixed with a fixed plate 25, and the lower end of the movable rod 21 is fixed with a clamping component 5. The surface of the movable rod 21 is sleeved with a spring 23, and the two ends of the spring 23 are respectively fixed to the movable plate 15 and the fixed plate 25. The upper side of the movable plate 15 is fixed A fixed plate 3 29 is fixed, and a rotating shaft 28 is rotatably connected inside the fixed plate 3 29. A winding drum 27 and a handle 24 are respectively fixed on the surface of the rotating shaft 28. The winding drum 27 and the fixed plate 25 are respectively fixed to the two ends of the pull rope 26. The rotating shaft 28 and the winding drum 27 are rotated by the handle 24, and the pull rope 26 is rolled up by the winding drum 27, so that the fixed plate 25 and the movable rod 21 can be pulled downward, and the clamping assembly 5 can be driven to move downward by the movable rod 21. The spring 23 is provided to make the movable rod 21 automatically rebound;

The clamping assembly 5 includes a rectangular frame 7, which is fixed at the lower end of the movable rod 21. A splint 8 is slidably arranged in the rectangular frame 7. A puncture needle 6 is clamped between the splint 8 and the side wall of the rectangular frame 7. A threaded hole is provided in the rectangular frame 7, and a screw 9 is threadedly connected in the threaded hole. One end of the screw 9 is rotatably connected to the splint 8, and a turntable 10 is fixed to the other end of the screw 9. The screw 9 is rotated by the turntable 10, and the splint 8 is driven to move by the screw 9, so that the splint 8 is close to the side wall of the rectangular frame 7. The splint 8 can clamp the puncture needle 6 by cooperating with the rectangular frame 7. The splint 8 and the inner wall of the rectangular frame 7 are both provided with arc grooves 11 on the opposite surfaces, and the arc grooves 11 are adapted to the puncture needle 6. The arc grooves 11 can improve the fit between the puncture needle 6 and the rectangular frame 7 and the splint 8.

With the above structure, the height of the swing component 3 is first lowered by the electric swing 2 to bring the puncture needle 6 close to the patient's skin, and then the angle of the height adjustment component 4 is adjusted by the swing component 3, and then the angle of the puncture needle 6 is adjusted. After the angle of the puncture needle 6 is determined, the puncture needle 6 is moved downward by the height adjustment component 4 to allow the puncture needle 6 to enter the patient's body. This ensures the accuracy of the movement of the puncture needle 6 and the stability after entering the patient's body.

The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims (6)

1. A spinal puncture device, characterized in that it comprises a base (1), an electric push rod (2) for adjusting the height of a swing assembly (3) is arranged on the upper side of the base (1), the swing assembly (3) is used to adjust the angle of a height adjustment assembly (4), and a clamping assembly (5) is fixed at the lifting end of the height adjustment assembly (4), and the clamping assembly (5) is used to clamp a puncture needle (6). 2. A spinal puncture device according to claim 1, characterized in that: the swing assembly (3) comprises a mounting plate (12), the mounting plate (12) is fixed on the movable end of the electric push rod (2), a rectangular groove (13) is provided on one side of the mounting plate (12), and a movable plate (15) is rotatably connected in the rectangular groove (13) through a rotating shaft (14), a height adjustment assembly (4) is arranged on the upper side of the movable plate (15), a fixing rod (20) is arranged at the bottom of the movable plate (15), and a sliding sleeve (19) is slidably arranged on the surface of the fixing rod (20), an electric push rod (17) is fixed to the bottom of the mounting plate (12) through a fixing plate (16), an ear plate (18) is fixed to the movable end of the electric push rod (17), and the ear plate (18) is hinged to the sliding sleeve (19). 3. A spinal puncture device according to claim 2, characterized in that: the height adjustment component (4) comprises a movable rod (21) and a sliding hole (22), the movable plate (15) is provided with a sliding hole (22), and the movable rod (21) is slidably arranged in the sliding hole (22), the upper end of the movable rod (21) is fixed with a second fixed plate (25), the lower end of the movable rod (21) is fixed with a clamping component (5), the surface of the movable rod (21) is sleeved with a spring (23), and the two ends of the spring (23) are respectively fixed to the movable plate (15) and the second fixed plate (25), the upper side of the movable plate (15) is fixed with a third fixed plate (29), the fixed plate (29) is rotatably connected with a second rotating shaft (28), the surface of the second rotating shaft (28) is respectively fixed with a winding drum (27) and a handle (24), the winding drum (27) and the second fixed plate (25) are respectively fixed to the two ends of the pull rope (26). 4. A spinal puncture device according to claim 3, characterized in that the movable rod (21) and the sliding hole (22) are both rectangular in design. 5. A spinal puncture device according to claim 3, characterized in that: the clamping assembly (5) includes a rectangular frame (7), the rectangular frame (7) is fixed to the lower end of the movable rod (21), a clamping plate (8) is slidably arranged in the rectangular frame (7), a puncture needle (6) is clamped between the clamping plate (8) and the side wall of the rectangular frame (7), a threaded hole is opened in the rectangular frame (7), and a screw rod (9) is threadedly connected in the threaded hole, one end of the screw rod (9) is rotatably connected to the clamping plate (8), and a turntable (10) is fixed to the other end of the screw rod (9). 6. A spinal puncture device according to claim 5, characterized in that: the opposing surfaces of the splint (8) and the inner wall of the rectangular frame (7) are both provided with arc grooves (11), and the arc grooves (11) are adapted to the puncture needle (6).