CN217960270U

CN217960270U - Curved board stick device of orthopedics

Info

Publication number: CN217960270U
Application number: CN202121896095.1U
Authority: CN
Inventors: 田康; 李康; 徐芝
Original assignee: Baoding Kangqiang Medical Instrument Co ltd
Current assignee: Baoding Kangqiang Medical Instrument Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-12-06
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses a curved excellent device of board of orthopedics, include: the die comprises a base plate, a base frame, a die cushion block, a punching head, a sliding block and a handle, wherein the base frame is vertically arranged at one end of the upper surface of the base plate, a bent plate jaw is obliquely arranged at the front lower part and the rear higher part of the top surface of the base frame, a module seat and a punching groove are respectively arranged at the two sides of the bent plate jaw, the die cushion block is arranged in the bent plate jaw and leans against the module seat, the forming surface of the die cushion block faces the punching groove, the punching head is arranged in the punching groove, the tail part of the punching head is connected with the sliding block, and the sliding block slides in a guide groove at one end of the punching groove in a guiding way; the inner end of the handle is set as a handle head, the handle head is connected to the rear of the guide groove through a pin in the middle, and the arc outer wall with unequal thickness of the handle head pushes the sliding block. The utility model discloses orthopedics bent plate stick device, the medical steel sheet of being convenient for and titanium stick are bent moulding, easy operation, and the shaping precision is high, and application prospect is extensive.

Description

Curved excellent device of board of orthopedics

Technical Field

The utility model relates to an orthopedics clinical apparatus technical field especially relates to a curved excellent device of board of orthopedics.

Background

In clinical orthopedics, steel plate screw/titanium rod internal fixation surgery is a common orthopedic treatment means, is used for fracture cases with incapability of manual reduction and failure of external fixation, and is particularly suitable for fracture of long tubular bones of limbs, fracture of vertebral column and the like. In the operation of fixing in the steel plate screw, the shape of the medical steel plate/titanium bar is well matched with the anatomical physiological shape of the fracture part, so as to achieve the best fit state of the steel plate and the fracture part, improve the fixing effect of the fracture and the firmness of the medical steel plate after the screw fixation, but most of the current medical steel plates are designed and processed according to the human skeleton part and adopting single specification, and are difficult to take into account various anatomical physiological shape changes of all different fracture parts.

Therefore, the medical steel plate/titanium bar is pre-bent in the orthopedic surgery to be more consistent with the fracture part, and the method is an important link for ensuring the curative effect after the fracture surgery. At present, no complete professional medical steel plate pre-bending equipment exists, simple tools such as a wrench, a pliers and the like are mostly adopted to bend and shape the medical steel plate/titanium rod during actual operation, on one hand, the accuracy of the bending position, the bending angle and the shape is difficult to ensure, and more importantly, the pre-bending shape is single, and the requirements of shape changes of various fracture parts cannot be met, so that the clinical treatment effect of the fixed medical steel plate is influenced. On the other hand, when the medical steel plate is bent by adopting a simple tool, the surface of the medical steel plate is easily scratched and damaged, and scraps or burrs and the like are generated, so that the clinical treatment effect is influenced or the medical steel plate is directly scrapped.

Therefore, there is a need to develop an orthopedic bent plate bar device that addresses the above-mentioned deficiencies.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an orthopedics bent plate stick device is convenient for bend moulding to medical steel sheet and titanium stick in the operation, this technical operation is simple, and the shaping precision is high, and application scope is extensive.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model relates to a curved excellent device of board of orthopedics, include: the die comprises a base plate, a base frame, a die cushion block, a punching head, a sliding block and a handle, wherein the base frame is vertically arranged at one end of the upper surface of the base plate, the front part of the top surface of the base frame is low, the back part of the top surface of the base frame is high, a bent plate jaw is obliquely arranged and provided, a module seat and a punching head groove are respectively arranged at two sides of the bent plate jaw, the die cushion block is arranged in the bent plate jaw and leans against the module seat, the forming surface of the die cushion block faces the punching head groove, the punching head is arranged in the punching head groove, the tail part of the punching head is connected with the sliding block, and the sliding block is guided to slide in a guide groove at one end of the punching head groove; the inner of handle sets up to the handle head, the handle head through the pin joint in the middle of in the guide way rear, the circular arc outer wall that the handle head is not of uniform thickness promotes the slider to carry out the roof pressure to it, accomplish the moulding of bending.

The die block is provided with a molding surface, a die cushion block is arranged on the molding surface, the die cushion block is provided with a die cushion block, the die cushion block is provided with a die cavity, and the die cavity is provided with a die cavity.

Furthermore, the screw-out end of the adjusting screw is provided with an annular groove, the top surface of the die cushion block is provided with a jackscrew hole, a jackscrew is arranged in the jackscrew hole, and the end part of the jackscrew is clamped into the annular groove.

Furthermore, the front end of the sliding block is provided with a mounting hole, and the tail of the punching top is inserted into the mounting hole and locked by using a side wall jackscrew.

Furthermore, the handle comprises a roller, the roller is rotatably connected to the tail of the sliding block through a pin shaft, and the roller is in rolling contact with the outer wall of the handle head.

Furthermore, the outer end of the handle is connected with a handle sleeve through threads, and the handle sleeve is made of stainless steel.

Furthermore, a lightening hole is formed in the middle of the lower portion of the base body frame.

Furthermore, the base plate comprises four feet, and the four feet are respectively arranged on four angular positions of the bottom surface of the base plate.

Furthermore, the number of the die cushion blocks is multiple, the sizes of the installation interfaces of the multiple die cushion blocks are consistent, and the shapes of the molding surfaces of the die cushion blocks are different. During surgery, modules of various shapes are replaced according to different parts of the surgery.

Compared with the prior art, the utility model relates to a curved excellent device of board of orthopedics' beneficial effect:

the utility model relates to an orthopedic bent plate bar device, which forms a bending and shaping executing structure of a bending medical steel plate at a bent plate jaw through the matching of a die cushion block and a punching head, wherein the thinning narrow-head extrusion pad of the punching head is arranged on the medical steel plate of a forming surface, so that the medical steel plate is bent and shaped according to the shape of the forming surface, and the forming precision is high; the handle head rotates around the pin by pressing the tail of the handle, so that the arc outer walls with different thicknesses push the sliding block, the ejection head is driven to eject forwards, and the lever principle is labor-saving, controllable in extrusion force and high in forming quality. The utility model discloses orthopedics bent plate stick device, the medical steel sheet of being convenient for is bent and is moulding, easy operation, and the shaping precision is high, and application scope is extensive.

In addition, through set up the screw thread through-hole on the module seat, set up adjusting screw in the screw thread through-hole, the front and back position that can adjust the mould cushion is rotated adjusting screw, is applicable to the medical steel sheet of different thickness specifications needs to be bent and moulding needs. The die cushion block is locked at the screwing-out end of the adjusting screw in a mode of locking the annular groove through the jackscrew, so that the die cushion block is prevented from sliding off in the bending process. The tail part of the punching head is locked through the jackscrew, so that the punching head is prevented from falling off in the using process; through the gyro wheel of round pin hub connection at the slider afterbody, the gyro wheel rolls and contacts handle head outer wall, and sliding friction turns into rolling friction, can reduce push resistance and wearing and tearing, improve equipment life. Through the supporting mould cushion of a plurality of different profile structures, the actual conditions that can bend as required choose for use, and nimble being suitable for has improved the precision of bending, has guaranteed bent plate and moulding quality.

Drawings

The present invention will be further explained with reference to the following description of the drawings.

FIG. 1 is a schematic view of a three-dimensional structure of an orthopedic plate bending rod device of the present invention;

FIG. 2 is a schematic view of the orthopedic plate bending rod device of the present invention;

FIG. 3 is a left side view schematic structural view of the orthopedic plate bending rod device of the present invention;

FIG. 4 isbase:Sub>A schematic sectional view taken along line A-A in FIG. 3;

FIG. 5 is a schematic view of a portion I of FIG. 4;

fig. 6 is an example of various specifications of the die pad of the present invention.

Description of reference numerals: 1. a base plate; 101. a footing; 2. a base frame; 201. bending the plate jaw; 202. a module base; 2021. a threaded through hole; 203. a guide groove; 204. lightening holes; 3. an adjusting screw; 4. a die cushion block; 401. butting holes; 402. a jackscrew hole; 5. punching a top head; 6. a slider; 601. mounting holes; 602. a pin shaft; 7. a roller; 8. a handle; 801. a handle head; 802. a handle cover; 9. a pin.

Detailed Description

The core of the utility model is to provide a curved excellent device of board of orthopedics, the medical steel sheet of being convenient for and titanium stick are bent moulding, easy operation, and the shaping precision is high, and application scope is extensive.

In the following, the technical solutions in the embodiments of the present invention will be clearly and completely described with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to the drawings, fig. 1 is a schematic three-dimensional structure diagram of the plate bending rod device for orthopedics department of the invention;

FIG. 2 is a schematic view of the orthopedic plate bending rod device of the present invention; fig. 3 is a left view structure schematic diagram of the orthopedic plate bending rod device of the present invention; FIG. 4 isbase:Sub>A schematic sectional view of the structure A-A in FIG. 3; FIG. 5 is a schematic view of a portion I of FIG. 4; fig. 6 is an example of the various specifications of the die pad of the present invention.

In a specific embodiment, as shown in fig. 1 to 5, the orthopedic plate bending rod device of the present invention comprises: the base plate 1, the base frame 2, the die cushion block 4, the punching head 5, the sliding block 6 and the handle 8. The base body frame 2 is vertically erected at one end of the upper surface of the base plate 1, the front surface of the top surface of the base body frame 2 is low, the rear surface of the top surface of the base body frame is high, the base body frame is obliquely arranged, a bent plate jaw 201 is arranged, and the bent plate jaw 201 is a rectangular opening. The two sides of the bent plate jaw 201 are respectively provided with a module seat 202 and a punching head groove, the die cushion block 4 is placed in the bent plate jaw 201 and leans against the module seat 202, and the forming surface of the die cushion block 4 faces the punching head groove. The punching head 5 is longitudinally arranged in the punching head groove, the tail part of the punching head is connected with the sliding block 6, the sliding block 6 slides in the guide groove 203 at the rear end of the punching head groove in a guide mode, and the sliding direction of the sliding block is consistent with the direction of the punching head groove. The inner end of the handle 8 is provided with a handle head 801, the handle head 801 is connected to the rear part of the guide groove 203 through a pin 9 in the middle, and the arc outer wall with unequal thickness of the handle head 801 pushes the sliding block 6, so as to drive the ejection punch 5 to eject forwards. The distance from the arc-shaped outer wall of the handle head 801 to the axis of the pin 9 gradually increases from top to bottom. The outer end of the punch 5 is provided with a narrow head with two sides being thinned.

The die cushion block 4 and the punch 5 are matched at the bent plate jaw 201 to form a bending execution structure for bending and shaping the medical steel plate, and the thinning narrow head extrusion pad of the punch 5 is arranged on the medical steel plate on the forming surface, so that the medical steel plate is bent and shaped according to the shape of the forming surface, and the forming precision is high; the handle head 801 rotates around the pin 9 by pressing the tail part of the handle 8, so that the arc outer walls with different thicknesses push the sliding block 6 to drive the ejection head 5 to eject forwards. The utility model discloses orthopedics bent plate stick device, the medical steel sheet of being convenient for and titanium stick are bent moulding, easy operation, and the shaping precision is high, and application scope is extensive.

In a specific embodiment of the present invention, as shown in fig. 1 to 4, the orthopedic plate bending bar device of the present invention further includes an adjusting screw 3, the module base 202 is provided with a threaded through hole 2021, the adjusting screw 3 is screwed into the threaded through hole 2021, the die pad 4 is provided with a butting hole 401 in the side opposite to the molding surface, and the screwing end of the adjusting screw 3 is pushed into the butting hole 401.

Specifically, as shown in fig. 4, an annular groove is formed at the screw-out end of the adjusting screw 3, a jackscrew hole 402 is formed in the top surface of the die cushion block 4, a jackscrew is arranged in the jackscrew hole 402, and the end of the jackscrew is clamped into the annular groove.

Through set up screw through hole 2021 on module seat 202, set up adjusting screw 3 in the screw through hole 2021, the front and back position of mould cushion 4 can be adjusted to rotating adjusting screw 3, is applicable to the moulding condition of need bending of the medical steel sheet of different thickness specifications. Through the mode of jackscrew locking the annular, with mould cushion 4 locking on adjusting screw 3's the end of unscrewing, avoid bending in-process mould cushion 4 landing.

In a specific embodiment of the present invention, as shown in fig. 1 and 4, a mounting hole 601 is provided at the front end of the slider 6, and the tail of the ram 5 is inserted into the mounting hole 601 and locked by using a lateral wall jackscrew.

Particularly, as shown in fig. 1 and 3-5, the orthopedic plate bending rod device of the present invention further comprises a roller 7, the roller 7 is rotatably connected to the tail of the slider 6 through a pin 602, and the roller 7 is in rolling contact with the outer wall of the handle head 801.

The tail part of the punching head 5 is locked through a jackscrew, so that the punching head 5 is prevented from falling off in the using process; the roller 7 is connected to the tail portion of the sliding block 6 through the pin shaft 602, the roller 7 is in rolling contact with the outer wall of the handle head 801, sliding friction is converted into rolling friction, pushing resistance and abrasion can be reduced, and the service life of equipment is prolonged.

In a specific embodiment of the present invention, as shown in fig. 1 to 4, the outer end of the handle 8 is connected to a handle sleeve 802 through a screw, and the handle sleeve 802 is made of stainless steel.

In an embodiment of the present invention, as shown in fig. 1, 2 and 4, a lightening hole 204 is provided at a lower middle position of the base frame 2.

In a specific embodiment of the present invention, as shown in fig. 1 to 4, the bending plate bar device of the present invention further comprises four feet 101, wherein the number of the feet 101 is four and are respectively disposed at four angular positions of the bottom surface of the base plate 1.

In a specific embodiment of the present invention, as shown in fig. 6, the number of the die pad 4 is plural, and the molding surface of the die pad 4 in this embodiment includes a plane molding surface, a large arc molding surface, a narrow arc molding surface, a spherical molding surface, an acute angle molding surface, a right angle molding surface, and so on. The sizes of the installation interfaces of the plurality of die cushion blocks 4 are consistent, that is, the jacking hole 401 and the jackscrew hole 402 at the installation position are consistent, and the shapes of the molding surfaces of the die cushion blocks 4 are different.

Through the supporting mould cushion 4 of a plurality of different profile structures, the actual conditions that can bend as required choose for use, and is nimble suitable for, has improved the precision of bending, has guaranteed the bent plate quality.

The utility model discloses orthopedics bent plate stick device theory of operation: according to the actual situation, a proper die cushion block 4 is selected, the bending point of the medical steel plate to be bent is placed on the bent plate jaw 201, and one surface of the bending point is abutted to the forming surface of the die cushion block 4. The handle sleeve 802 of the handle 8 is manually pressed, the handle head 801 rotates around the pin 9, the arc outer wall with different thickness pushes the sliding block 6, and the punch 5 is driven to eject forwards and press the inner side of the medical steel plate bending point to deform the medical steel plate bending point. When the thickness of the medical steel plate changes, the front and back positions of the die cushion block 4 need to be adjusted, and the adjusting screw 3 is rotated to adjust. When the die cushion block 4 is replaced, the jackscrew on the top surface of the die cushion block 4 is detached, so that the original die cushion block 4 is taken down after the jackscrew is separated from the annular groove, and the jackscrew is reinstalled and locked after the new die cushion block 4 is replaced.

The orthopedic plate bending rod device of the utility model forms a bending execution structure of bending medical steel plates at the position of the plate bending jaw 201 through the matching of the die cushion block 4 and the punching top 5, and the thinning narrow-head extrusion pad of the punching top 5 is arranged on the medical steel plates of the forming surface, so that the medical steel plates are bent and formed according to the shape of the forming surface, and the forming precision is high; the handle head 801 rotates around the pin 9 by pressing the tail part of the handle 8, so that the arc outer wall with different thicknesses pushes the sliding block 6 to drive the ejection head 5 to eject forwards. The utility model discloses orthopedics bent plate stick device, the medical steel sheet of being convenient for and titanium stick are bent moulding, easy operation, and the shaping precision is high, and application scope is extensive. In addition, the module seat 202 is provided with the threaded through hole 2021, the adjusting screw 3 is arranged in the threaded through hole 2021, and the front and back positions of the die cushion block 4 can be adjusted by rotating the adjusting screw 3, so that the bending die is suitable for the situation that medical steel plates with different thickness specifications need to be bent. The die cushion block 4 is locked on the screwing-out end of the adjusting screw 3 in a mode of locking the annular groove through a jackscrew, and the die cushion block 4 is prevented from sliding off in the bending process. The tail part of the punching head 5 is locked through a jackscrew, so that the punching head 5 is prevented from falling off in the using process; the roller 7 is connected to the tail part of the sliding block 6 through the pin shaft 602, the roller 7 is in rolling contact with the outer wall of the handle head 801, sliding friction is converted into rolling friction, pushing resistance and abrasion can be reduced, and the service life of the equipment is prolonged. Through the supporting mould cushion 4 of a plurality of different profile structures, the actual conditions that can bend as required choose for use, and be nimble suitable, improved the precision of bending, guaranteed the bent plate quality.

In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims

1. An orthopedic plate bar bending device, comprising: the stamping die comprises a base plate (1), a base frame (2), a die cushion block (4), a stamping top (5), a sliding block (6) and a handle (8), wherein the base frame (2) is vertically arranged at one end of the upper surface of the base plate (1), the top surface of the base frame (2) is obliquely arranged from low front to high back and is provided with a bent plate jaw (201), two sides of the bent plate jaw (201) are respectively provided with a module seat (202) and a stamping top groove, the die cushion block (4) is arranged in the bent plate jaw (201) and leans against the module seat (202), the forming surface of the die cushion block (4) faces the stamping top groove, the stamping top (5) is arranged in the stamping top groove and is connected with the sliding block (6) at the tail part, and the sliding block (6) slides in a guide groove (203) at one end of the stamping top groove; the inner end of the handle (8) is provided with a handle head (801), the handle head (801) is connected to the rear of the guide groove (203) through a middle pin (9), and the arc outer walls of the handle head (801) with different thicknesses push the sliding block (6).

2. The orthopedic plate bar bending device according to claim 1, wherein: still include adjusting screw (3), be provided with on module seat (202) screw thread through-hole (2021), adjusting screw (3) threaded connection in the screw thread through-hole (2021), mould cushion (4) with the relative one side of profiled surface is provided with the top connection hole, the end top of screwing out of adjusting screw (3) is gone into in the top connection hole.

3. An orthopedic plate bar apparatus according to claim 2, wherein: the screw-out end of the adjusting screw (3) is provided with an annular groove, the top surface of the die cushion block (4) is provided with a jackscrew hole (401), a jackscrew is arranged in the jackscrew hole (401), and the end part of the jackscrew is clamped into the annular groove.

4. The orthopedic plate bar bending device according to claim 1, wherein: the front end of the sliding block (6) is provided with a mounting hole (601), and the tail of the punching top (5) is inserted into the mounting hole (601) and locked by using a side wall jackscrew.

5. The orthopedic plate bar bending device according to claim 4, wherein: the handle is characterized by further comprising a roller (7), the roller (7) is rotatably connected to the tail of the sliding block (6) through a pin shaft (602), and the roller (7) is in rolling contact with the outer wall of the handle head (801).

6. An orthopedic plate bar apparatus according to claim 1, wherein: the outer end of the handle (8) is connected with a handle sleeve (802) through threads, and the handle sleeve (802) is made of stainless steel.

7. The orthopedic plate bar bending device according to claim 1, wherein: and a lightening hole (204) is formed in the middle of the lower part of the base body frame (2).

8. The orthopedic plate bar bending device according to claim 1, wherein: still include footing (101), the quantity of footing (101) is four and sets up respectively on four angular position of bed plate (1) bottom surface.

9. An orthopedic plate bar apparatus according to any of claims 1-8, wherein: the number of the die cushion blocks (4) is multiple, the sizes of the installation interfaces of the die cushion blocks (4) are consistent, and the shapes of the molding surfaces of the die cushion blocks (4) are different.