CN220898747U - Vertebral plate rongeur for orthopedics - Google Patents

Abstract

The utility model discloses a vertebral plate rongeur for orthopaedics, and relates to the technical field of medical treatment. The utility model comprises a fixed grab handle, wherein one side of the top of the fixed grab handle is fixedly provided with a fixed clamp rod, the fixed grab handle and the fixed clamp rod are integrally arranged, a movable groove is arranged at the joint of the fixed grab handle and the fixed clamp rod, the movable groove is in a penetrating structure, the movable grab handle is hinged on the movable groove, the corresponding side walls of the movable grab handle and the fixed grab handle are fixedly provided with reset elastic pieces, and the top of the fixed clamp rod is slidably provided with the movable clamp rod. The utility model can change the size of the jaw by adjusting the position of the movable clamp rod, thereby enabling the device to meet the use requirement of a user, enabling medical staff to directly reach the use requirement by rotating the knob, avoiding the condition of replacing the clamp body or the clamp head during the operation, ensuring the normal operation of the operation and greatly improving the practicability of the device.

Description

Vertebral plate rongeur for orthopedics

Technical Field

The utility model relates to the technical field of medical treatment, in particular to a vertebral plate rongeur for orthopedics.

Background

The vertebral plate rongeur is a surgical instrument used for taking out dead bones or trimming bone stumps in spinal operations. The handle part is formed by intersecting and hinging a front handle and a rear handle, a rear pushing rod is arranged at the upper part of the intersecting and hinging point of the front handle, and a rotary groove is arranged on the rear pushing rod; the upper end of the cross hinge point of the rear handle is provided with a front base and a rear base with upper openings, the rear parts of the lower clamp rods are positioned in the open grooves of the front base and the rear base, the compression bar anti-rotation device is positioned outside the lower clamp rods between the front base and the rear base, the rear ends of the upper clamp rods penetrate through the rear parts of the lower clamp rods and are hinged in the rotating grooves, and the front ends of the lower clamp rods are provided with front clamp nozzles.

However, the traditional vertebral plate rongeur cannot be adjusted, and dead bones or residual bones with different sizes are difficult to take out.

To this end, a vertebral plate rongeur for orthopaedics is proposed.

Disclosure of utility model

The utility model aims at: the utility model provides a pair of vertebral plate rongeurs for orthopaedics, which aims to solve the problem that the traditional vertebral plate rongeurs can not be adjusted and are difficult to take out dead bones or residual bones with different sizes.

The utility model adopts the following technical scheme for realizing the purposes:

The vertebral plate rongeur for orthopaedics comprises a fixed grab handle, wherein a fixed clamp rod is fixedly arranged on one side of the top of the fixed grab handle, the fixed grab handle and the fixed clamp rod are integrally arranged, a movable groove is formed in the joint of the fixed grab handle and the fixed clamp rod, the movable groove is in a penetrating structure, a movable grab handle is hinged on the movable groove, a reset elastic sheet is fixedly arranged on the corresponding side wall of the movable grab handle and the fixed grab handle, a movable clamp rod is slidably arranged on the top of the fixed clamp rod, a guide limiting mechanism is arranged at the joint of the movable clamp rod and the fixed clamp rod, a protective shell is fixedly arranged on the outer side wall of the fixed clamp rod, the movable grab handle is in hinged connection with the fixed clamp rod, and a clamp rod adjusting mechanism is arranged at the joint of the movable grab handle and the fixed clamp rod; specifically, when the staff uses, the medical personnel holds the fixed grab handle this moment, pulls movable grab handle simultaneously, causes movable grab handle drive movable binding clip lateral movement, causes the pincers body to operate can, when needs adjust pincers body binding clip open position, drive binding clip adjustment mechanism this moment can.

Further, a fixed clamp head is arranged at the free end of the fixed clamp rod, and a movable clamp head matched with the fixed clamp head is arranged at one end of the movable clamp rod, which is positioned at the fixed clamp head.

Further, the guiding and limiting mechanism comprises a sliding groove, a sliding block and a sliding rod, the top of the fixed clamp rod is provided with the sliding groove, the inner walls of the two sides of the sliding groove are fixedly provided with the sliding rod, the sliding block is arranged in the sliding groove, the sliding block is sleeved on the sliding rod and is in sliding connection with the sliding rod, and the top of the sliding block is fixedly connected with the fixed clamp rod; specifically, the movement track of the movable clamp rod can be effectively limited.

Further, the sliding block is positioned at the center of the sliding groove and the sliding block is positioned at the center of the fixed clamp rod.

Further, the clamp rod adjusting mechanism comprises a threaded rod, a knob, an installation rod, an installation groove and a thread bush, wherein the installation rod is fixedly installed on the movable grab handle in the movable groove and is in an inclined structure, the installation groove is formed in the top of the installation rod, the thread bush is hinged to the installation groove, the threaded rod is installed in the thread bush in a threaded manner, the threaded rod transversely penetrates through the movable clamp rod and is in threaded connection with the movable clamp rod, and the knob is fixedly installed at the other end of the threaded rod; specifically, when the user needs to adjust the opening size of the clamp head, the knob is directly rotated to drive the threaded rod to rotate at the moment, so that the movable clamp rod transversely moves, and the size of the clamp jaw is adjusted.

Further, the knob is arranged in a disc-shaped structure, and anti-skid threads are arranged on the outer side wall of the knob.

The beneficial effects of the utility model are as follows:

1. The utility model can change the size of the jaw by adjusting the position of the movable clamp rod, thereby enabling the device to meet the use requirement of a user, enabling medical staff to directly reach the use requirement by rotating the knob, avoiding the condition of replacing the clamp body or the clamp head during the operation, ensuring the normal operation of the operation and greatly improving the practicability of the device.

Drawings

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

FIG. 2 is a schematic view of the position of the thread bush of the present utility model;

FIG. 3 is a schematic view of the chute position structure of the present utility model;

Reference numerals: 1. fixing the clamp head; 2. fixing the clamp rod; 3. a protective shell; 4. a movable grab handle; 5. resetting the spring plate; 6. a fixed grab handle; 7. a movable clamp bar; 8. a threaded rod; 9. a movable groove; 10. a mounting rod; 11. a thread sleeve; 12. a knob; 13. a slide block; 14. a chute; 15. a mounting groove; 16. and a slide bar.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", etc. are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in place when the inventive product is used, are merely for convenience of description and simplification of description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

As shown in fig. 1 to 3, the orthopedic vertebral plate rongeur comprises a fixed grab handle 6, a fixed clamp rod 2 is fixedly arranged on one side of the top of the fixed grab handle 6, the fixed grab handle 6 and the fixed clamp rod 2 are integrally arranged, a movable groove 9 is arranged at the joint of the fixed grab handle 6 and the fixed clamp rod 2, the movable groove 9 is in a penetrating structure, a movable grab handle 4 is hinged on the movable groove 9, a reset elastic sheet 5 is fixedly arranged on the corresponding side wall of the movable grab handle 4 and the fixed grab handle 6, a movable clamp rod 7 is slidably arranged at the top of the fixed clamp rod 2, a guide limiting mechanism is arranged at the joint of the movable clamp rod 7 and the fixed clamp rod 2, a protective shell 3 is fixedly arranged on the outer side wall of the fixed clamp rod 2, the movable grab handle 4 is in hinged connection with the fixed clamp rod 2, and a clamp rod adjusting mechanism is arranged at the joint of the movable grab handle 4 and the fixed clamp rod 2; specifically, when the staff uses, the medical personnel holds fixed grab handle 6 this moment, pulls movable grab handle 44 simultaneously, causes movable grab handle 4 to drive movable clamp lever 7 lateral movement, causes the clamp body to operate can, when need adjust clamp body binding clip open position, drive clamp lever adjustment mechanism this moment can.

As shown in fig. 1 to 3, a fixed binding clip 1 is arranged at the free end of the fixed binding clip 2, and a movable binding clip matched with the fixed binding clip 1 is arranged at one end of the movable binding clip 7 positioned on the fixed binding clip 1.

As shown in fig. 1 to 3, the guiding and limiting mechanism comprises a sliding groove 14, a sliding block 13 and a sliding rod 16, the top of the fixed clamp rod 2 is provided with the sliding groove 14, the sliding rod 16 is fixedly arranged on the inner walls of two sides of the sliding groove 14, the sliding groove 14 is internally provided with the sliding block 13, the sliding block 13 is sleeved on the sliding rod 16 and is in sliding connection with the sliding rod 16, and the top of the sliding block 13 is fixedly connected with the fixed clamp rod 2; specifically, the movement locus of the movable clamp lever 7 can be effectively defined.

As shown in fig. 1 to 3, the slider 13 is located at the center of the chute 14 and the slider 13 is located at the center of the fixed jaw 2.

As shown in fig. 1 to 3, the clamp rod adjusting mechanism comprises a threaded rod 8, a knob 12, an installation rod 10, an installation groove 15 and a threaded sleeve 11, wherein the installation rod 10 is fixedly installed on the movable grab handle 4 in the movable groove 9, the installation rod 10 is in an inclined structure, the installation groove 15 is formed in the top of the installation rod 10, the threaded sleeve 11 is hinged on the installation groove 15, the threaded rod 8 is installed in the threaded sleeve 11 in a threaded manner, the threaded rod 8 transversely penetrates through the movable clamp rod 7 and is in threaded connection with the movable clamp rod 7, and the knob 12 is fixedly installed at the other end of the threaded rod 8; specifically, when the user needs to adjust the opening size of the clamp head, at this time, the knob 12 is directly turned to drive the threaded rod 8 to rotate, so that the movable clamp rod 7 moves transversely, and the jaw size is adjusted.

As shown in fig. 1 to 3, the knob 12 is provided in a disc-like structure and an outer sidewall of the knob 12 is provided with an anti-slip thread.

To sum up: when the staff uses, the medical personnel holds fixed grab handle 6 this moment, and simultaneously pulls movable grab handle 44, causes movable grab handle 4 to drive movable clamp lever 7 lateral movement, causes the clamp body to operate can, when need adjust clamp body binding clip opening position, drive clamp lever adjustment mechanism can this moment, the user need adjust binding clip opening size when directly rotating knob 12 this moment and drive threaded rod 8 rotation, causes movable clamp lever 7 lateral movement to adjust the size of keeping silent.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The vertebral plate rongeur for orthopaedics is characterized by comprising a fixed grab handle (6), wherein a fixed clamp rod (2) is fixedly arranged on one side of the top of the fixed grab handle (6), the fixed grab handle (6) and the fixed clamp rod (2) are integrally arranged, a movable groove (9) is formed in the joint of the fixed grab handle (6) and the fixed clamp rod (2), the movable groove (9) is in a penetrating structure, a movable grab handle (4) is hinged on the movable groove (9), a reset elastic sheet (5) is fixedly arranged on the corresponding side wall of the movable grab handle (4) and the fixed grab handle (6), a movable clamp rod (7) is slidably arranged on the top of the fixed clamp rod (2), a guide limiting mechanism is arranged at the joint of the movable clamp rod (7) and the fixed clamp rod (2), a protective shell (3) is fixedly arranged on the outer side wall of the fixed clamp rod (2), the movable grab handle (4) is in hinged connection with the fixed clamp rod (2), and a clamp rod adjusting mechanism is arranged at the joint of the movable grab handle (4) and the fixed clamp rod (2).

2. The orthopedic vertebral plate rongeur according to claim 1, characterized in that the free end of the fixed clamp rod (2) is provided with a fixed clamp head (1), and one end of the movable clamp rod (7) positioned on the fixed clamp head (1) is provided with a movable clamp head matched with the fixed clamp head (1).

3. The orthopedic vertebral plate rongeur according to claim 1, wherein the guiding and limiting mechanism comprises a sliding groove (14), a sliding block (13) and a sliding rod (16), the sliding groove (14) is formed in the top of the fixed clamp rod (2), the sliding rod (16) is fixedly mounted on the inner walls of two sides of the sliding groove (14), the sliding block (13) is arranged in the sliding groove (14), the sliding block (13) is sleeved on the sliding rod (16) and is in sliding connection with the sliding rod (16), and the top of the sliding block (13) is fixedly connected with the fixed clamp rod (2).

4. A laminar rongeur for orthopaedics according to claim 3, characterized in that said slider (13) is located centrally in the chute (14) and the slider (13) is located centrally in the fixation clamp (2).

5. The orthopedic vertebral lamina rongeur according to claim 1, characterized in that the clamp rod adjusting mechanism comprises a threaded rod (8), a knob (12), a mounting rod (10), a mounting groove (15) and a threaded sleeve (11), wherein the mounting rod (10) is fixedly mounted on the movable grab handle (4) in the movable groove (9), the mounting rod (10) is in an inclined structure, the mounting groove (15) is formed in the top of the mounting rod (10), the threaded sleeve (11) is hinged on the mounting groove (15), the threaded rod (8) is mounted in the threaded sleeve (11) through internal threads, the threaded rod (8) transversely penetrates through the movable clamp rod (7) and is in threaded connection with the movable clamp rod (7), and the knob (12) is fixedly mounted at the other end of the threaded rod (8).

6. The orthopedic vertebral lamina rongeur of claim 5, wherein the knob (12) is configured in a disc-like configuration and the outer sidewall of the knob (12) is provided with anti-slip threads.