CN213075889U

CN213075889U - Broken nail extractor for trauma orthopedics

Info

Publication number: CN213075889U
Application number: CN202021283533.2U
Authority: CN
Inventors: 王文正
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-04-30
Anticipated expiration: 2030-07-03

Abstract

The utility model discloses a broken nail extractor for wound orthopedics, including the workstation, characterized by: the screw rod II is connected with the screw rod II through threads, the screw rod II is fixedly connected with the handle II, the screw rod II is connected with the square plate and the square plate through bearings, the square plate is fixedly connected with the round rod I, the round rod I penetrates through the workbench, the workbench is provided with uniformly distributed round holes, the square plate is symmetrical, the square plate is fixedly connected with the sliding grooves respectively, the screw rod I is arranged in the sliding grooves, the sliding groove bearings are connected with the two ends of the screw rod I, the sliding grooves are fixedly connected with the cross rod, the cross rod is fixedly connected with the round rod II, and the screw rod is connected with the screw rod threads to be connected. The utility model relates to a get nail equipment field, specifically say, relate to a broken nail extractor for traumatology orthopedics. The utility model discloses a broken nail extractor for trauma orthopedics, which is favorable for realizing the taking out of broken nails for trauma orthopedics.

Description

Broken nail extractor for trauma orthopedics

Technical Field

The utility model relates to a get nail equipment field, specifically say, relate to a broken nail extractor for traumatology orthopedics.

Background

The traumatic orthopedics mainly refers to the disease caused by the impact of external force and trauma, such as the fracture of limbs, the fracture of lumbar vertebra and the dislocation of joints, the ligament injury of joints, the meniscus injury and the muscle soft tissue injury of patients. Bone nails are implanted into fractured parts of a patient in an orthopedic surgery, but the bone nails are broken due to various reasons when being implanted, and the broken bone nails need to be taken out.

The current broken nail is taken out by a pliers when being taken out, so that the operation of taking out the broken nail is inconvenient when the broken nail is taken out, and further, the secondary injury to a patient is possibly caused. This is a disadvantage of the prior art.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a wound is disconnected nail extractor for orthopedics, is favorable to realizing that wound orthopedics is disconnected to follow closely and takes out.

The utility model adopts the following technical scheme to realize the purpose of the invention:

the utility model provides a disconnected nail extractor for wound orthopedics, includes the workstation, characterized by: the screw rod II is connected with the screw rod II through threads, the screw rod II is fixedly connected with the handle II, the screw rod II is connected with the square plate and the square plate through bearings, the square plate is fixedly connected with the round rod I, the round rod I penetrates through the workbench, the workbench is provided with uniformly distributed round holes, the square plate is symmetrical, the square plate is fixedly connected with the sliding grooves respectively, the screw rod I is arranged in the sliding grooves, the sliding groove bearings are connected with the two ends of the screw rod I, the sliding grooves are fixedly connected with the cross rod, the cross rod is fixedly connected with the round rod II, and the screw rod is connected with the screw rod threads to be connected.

As a further limitation of the technical solution, the nail-removing mechanism includes symmetrical sliding blocks, two sections of reverse threads of the first screw rod are respectively in threaded connection with the corresponding sliding blocks, and the symmetrical sliding blocks are respectively arranged in the sliding grooves.

As a further limitation of the technical solution, the symmetrical sliders are respectively and fixedly connected with symmetrical vertical rods, each group of symmetrical vertical rods are respectively hinged with one end of a connecting rod, the other ends of the symmetrical connecting rods are respectively hinged with symmetrical fixed blocks, and each group of symmetrical fixed blocks are respectively and fixedly connected with a square block.

As a further limitation of the technical scheme, each square block is provided with a semicircular hole, and the symmetrical semicircular holes are matched with the second round rods.

As a further limitation of the technical scheme, the first screw rod is fixedly connected with the first handle.

As a further limitation of the technical scheme, the round rod is fixedly connected with a stop round plate.

Compared with the prior art, the utility model discloses an advantage is with positive effect:

(1) the device is integrated with the workbench through the second screw rod, so that secondary damage to a patient in the nail taking process is avoided;

(2) the device drives the screw rod to rotate by rotating the handle, drives the relevant elements to move, realizes that the square block moves upwards, drives the bone nail to move, realizes the removal of the bone nail, and has simple operation;

(3) this device is provided with a plurality of round holes, passes the round hole with bandage or other fixing tool, realizes the fixed to the limbs, prevents to get the nail in-process, because of the change of four limbs position, causes the secondary injury.

The utility model discloses a broken nail extractor for trauma orthopedics, which is favorable for realizing the taking out of broken nails for trauma orthopedics.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of the present invention.

Fig. 2 is a schematic view of a partial three-dimensional structure of the present invention.

Fig. 3 is a schematic diagram of a partial three-dimensional structure of the present invention.

Fig. 4 is a schematic view of a partial three-dimensional structure of the present invention.

Fig. 5 is a schematic perspective view of the present invention.

Fig. 6 is a schematic three-dimensional structure diagram of the present invention.

In the figure: 1. the device comprises a sliding block, 2, a first screw rod, 3, a sliding groove, 4, a first handle, 5, a square plate, 6, a first round rod, 7, a workbench, 8, a locking round plate, 9, a round hole, 10, a second screw rod, 11, a second handle, 12, a cross rod, 13, a second round rod, 14, a square block, 15, a vertical rod, 16, a connecting rod, 17, a fixed block, 18 and a semicircular hole.

Detailed Description

In the following, an embodiment of the present invention will be described in detail with reference to the drawings, but it should be understood that the scope of the present invention is not limited by the embodiment.

As shown in fig. 1-6, the utility model discloses a workstation 7, 7 threaded connection screw rods two 10 of workstation, two 10 fixed connection handles two 11 of screw rod, a square plate 5, another are connected to two 10 bearings of screw rod 5 fixed connection round bar one 6 of square plate, round bar one 6 passes workstation 7, workstation 7 is provided with evenly distributed's round hole 9, the symmetry square plate 5 is fixed connection spout 3 respectively, be provided with screw rod one 2 in the spout 3, spout 3 bearing connection the both ends of screw rod one 2, spout 3 fixed connection horizontal pole one 2, horizontal pole one 2 fixed connection round bar two 13, screw rod one 2 threaded connection gets the nail mechanism.

The first screw rod 2 and the second screw rod 10 have a self-locking function.

The nail taking mechanism comprises symmetrical sliding blocks 1, two sections of reverse threads of the first screw rod 2 are in threaded connection with the corresponding sliding blocks 1 respectively, and the symmetrical sliding blocks 1 are arranged in the sliding grooves 3 respectively.

The symmetrical sliding blocks 1 are respectively and fixedly connected with symmetrical vertical rods 15, each group of symmetrical vertical rods 15 are respectively hinged with one end of a connecting rod 16, the other ends of the symmetrical connecting rods 16 are respectively hinged with symmetrical fixed blocks 17, and each group of symmetrical fixed blocks 17 are respectively and fixedly connected with a square block 14.

Each square 14 is provided with a semicircular hole 18, and the symmetrical semicircular holes 18 match the round rods 13.

The first screw rod 2 is fixedly connected with a first handle 4.

The first round rod 6 is fixedly connected with a stop round plate 8.

The utility model discloses the work flow does: the part needing to be nailed is placed on the workbench 7. The broken nail is aligned with the two semicircular hole 18 forming areas. The second round rod 13 is slightly smaller than the bone nail. In the initial state, the chute 3 is far away from the worktable 7, the clearance between the two blocks 14 is small, and the forming area of the two semicircular holes 18 is slightly larger than the size of the bone nail. And rotating the second handle 11, driving the second screw rod 10 to rotate by the second handle 11, driving the square plate 5 to move downwards by the second screw rod 10, driving the sliding groove 3, the other square plate 5, the first round rod 6 and the stop circular plate 8 to move downwards by the square plate 5, driving the cross rod 12, the second round rod 13, the first screw rod 2, the sliding block 1, the vertical rod 15, the connecting rod 16, the fixed block 17 and the square block 14 to move downwards by the sliding groove 3 until the broken nail is sleeved by the square block 14 to expose a part of a human body, and stopping rotating the second handle 11. The binding band or other fixing tools are used for penetrating through the round hole 9, so that the limbs are fixed, and secondary injury caused by changes of the positions of the limbs in the nail taking process is prevented.

The first handle 4 is rotated, the first handle 4 drives the first screw rod 2 to rotate, the first screw rod 2 drives the sliding block 1 to move towards the direction close to each other, the sliding block 1 drives the vertical rod 15 to move, the vertical rod 15 drives the connecting rod 16 to swing, the connecting rod 16 drives the fixing block 17 to move, the fixing block 17 drives the two square blocks 14 to contact first, the bone nail is clamped after the square blocks 14 contact, then the square blocks 14 move upwards along the second round rods 13, and the square blocks 14 drive the broken nail to move upwards until the broken nail is far away from a human body.

The above disclosure is only one specific embodiment of the present invention, however, the present invention is not limited thereto, and any changes that can be considered by those skilled in the art should fall within the protection scope of the present invention.

Claims

1. The utility model provides a disconnected nail extractor for wound orthopedics, includes workstation (7), characterized by:

the workbench (7) is in threaded connection with a second screw rod (10);

the second screw rod (10) is fixedly connected with a second handle (11);

the second screw rod (10) is connected with a square plate (5) through a bearing;

the other square plate (5) is fixedly connected with a first round rod (6);

the first round rod (6) penetrates through the workbench (7);

the workbench (7) is provided with uniformly distributed round holes (9);

the symmetrical square plates (5) are respectively and fixedly connected with the sliding chutes (3);

a first screw (2) is arranged in the chute (3);

the sliding groove (3) is in bearing connection with two ends of the first screw rod (2);

the sliding chute (3) is fixedly connected with a cross rod (12);

the cross rod (12) is fixedly connected with a second round rod (13);

the screw rod I (2) is in threaded connection with a screw taking mechanism.

2. The broken nail extractor for wound orthopaedics, according to claim 1, is characterized in that: the nail taking mechanism comprises symmetrical sliding blocks (1), two sections of reverse threads of the first screw rod (2) are in threaded connection with the corresponding sliding blocks (1) respectively, and the symmetrical sliding blocks (1) are arranged in the sliding grooves (3) respectively.

3. The broken nail extractor for wound orthopaedics, according to claim 2, is characterized in that: the symmetrical sliding blocks (1) are respectively and fixedly connected with symmetrical vertical rods (15), each group of symmetrical vertical rods (15) are respectively hinged with one end of a connecting rod (16), the other ends of the connecting rods (16) are respectively hinged with symmetrical fixing blocks (17), and each group of symmetrical fixing blocks (17) are respectively and fixedly connected with blocks (14).

4. The broken nail extractor for wound orthopaedics, according to claim 3, is characterized in that: each square block (14) is provided with a semicircular hole (18), and the symmetrical semicircular holes (18) are matched with the second round rods (13).

5. The broken nail extractor for wound orthopaedics, according to claim 1, is characterized in that: the first screw rod (2) is fixedly connected with the first handle (4).

6. The broken nail extractor for wound orthopaedics, according to claim 1, is characterized in that: the first round rod (6) is fixedly connected with a stop round plate (8).