CN215960119U

CN215960119U - Multifunctional orthopedic saw special for orthopedic surgery

Info

Publication number: CN215960119U
Application number: CN202122370797.2U
Authority: CN
Inventors: 柴巍浩; 柴卫芳; 何艳; 柴巍巍
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-03-08
Anticipated expiration: 2031-09-29

Abstract

A multifunctional orthopedic saw special for orthopedic surgery comprises a left bottom plate and a right bottom plate, wherein the upper sides of the two bottom plates are fixedly connected with a first supporting plate, and the inner sides of the first supporting plates are rotatably connected with a second supporting plate; the inner sides of the upper parts of the bottom plates are fixedly connected with first support frames, the upper parts of the first support frames are rotatably connected with rotating frames, and the left sides of the rotating frames are fixedly connected with first gears; the front part of the first support frame on the left side is fixedly connected with a fourth support plate, the middle of the fourth support plate is rotatably connected with a first transmission shaft, and the left side of the first transmission shaft is fixedly connected with a third handle. The utility model effectively solves the problem that medical staff need to hold the saw blade to cut manually during the operation, thereby increasing the workload of the medical staff, reducing the operation efficiency, and causing the medical staff to have uneven cutting surface due to uneven force application to influence the rehabilitation progress of the patient; some orthopedic saws have single function, do not have adjusting devices and fixing devices, and cannot adjust the position of a saw blade and an affected part during an operation.

Description

Multifunctional orthopedic saw special for orthopedic surgery

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a multifunctional orthopedic saw special for orthopedic surgery.

Background

Surgery is a very important treatment means in orthopedic treatment, and an orthopedic saw is a common orthopedic operation tool; when a patient has a serious bone disease and the medical treatment is not effective, it is necessary to remove the necrotic part by using an orthopedic saw; the existing orthopedic saw special for hospital orthopedic surgery has insufficient functions, for example, medical staff need to hold a saw blade to cut manually during surgery, the workload of the medical staff is increased, the surgery efficiency is reduced, the medical staff can cause uneven cutting surface due to uneven force application, and the rehabilitation progress of a patient is influenced; some orthopedic saws have single function, do not have an adjusting device and a fixing device, and cannot adjust the position of a saw blade and an affected part during operation; in order to solve the above problems, there is an urgent need for a multifunctional orthopedic saw for orthopedic surgery.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the traditional multifunctional orthopedic saw special for orthopedic surgery, the utility model provides the multifunctional orthopedic saw special for orthopedic surgery, which effectively solves the problem that medical staff need to hold a saw blade to manually cut during surgery, increases the workload of the medical staff, reduces the surgery efficiency, and can cause uneven cutting surface due to uneven force application of the medical staff to influence the rehabilitation progress of a patient; some orthopedic saws have single function, do not have adjusting devices and fixing devices, and cannot adjust the position of a saw blade and an affected part during an operation.

In order to solve the problems, the utility model adopts the technical scheme that:

a multifunctional orthopedic saw special for orthopedic surgery comprises a left bottom plate, a right bottom plate, a first supporting shaft, a first rotating block, a first screw rod and a first handle, wherein the upper sides of the two bottom plates are fixedly connected with the first supporting plate; the inner sides of the first supporting plates are rotatably connected with second supporting plates, the upper parts of the second supporting plates are rotatably connected with second rotating blocks, and the second rotating blocks are in threaded connection with the first screw; the inner sides of the upper parts of the bottom plates are fixedly connected with first support frames, the upper parts of the two first support frames are rotatably connected with a rotating frame, and the left side of the rotating frame is fixedly connected with a first gear; a second support frame is fixedly connected above the rotating frame, a second screw rod is rotatably connected to the front side of the second support frame, and a second handle is fixedly connected above the second screw rod; a third support plate is fixedly connected to the front side and the rear side of the second support frame, a third support frame is connected to the inner side of the third support plate in a sliding manner, a fourth support frame is fixedly connected to the middle of the third support frame, and a saw blade is hinged to the middle of the fourth support frame; the left side the anterior fixedly connected with fourth backup pad of first support frame, the rotation is connected with first transmission shaft in the middle of the fourth backup pad, first transmission shaft left side fixedly connected with third handle.

Preferably, the inner sides of the first supporting plates are fixedly connected with three second supporting shafts which are the same in size and are uniformly distributed, the inner sides of the second supporting shafts are rotatably connected with first connecting rods, the outer sides of the first connecting rods are slidably connected with third rotating blocks, the third rotating blocks are rotatably connected with the second supporting plates, and the end parts of the inner sides of the first connecting rods are fixedly connected with second connecting rods; the inner side of the second supporting plate is fixedly connected with a fifth supporting plate, and the fifth supporting plate is rotatably connected with the third rotating block.

Preferably, the middle part of the front side of the third support frame is fixedly connected with a connecting block, and the connecting block is in threaded connection with the second screw rod; the lower part of the third supporting plate at the front side is fixedly connected with a connecting plate, and the connecting plate is rotationally connected with the second screw rod; a second transmission shaft is rotatably connected to the upper part of the third support frame, a lead screw is fixedly connected to the middle of the second transmission shaft, a sliding block is slidably connected to the middle of the lead screw, and the sliding block is rotatably connected with the saw blade; and the rear side of the third support frame is rotatably connected with a third transmission shaft, and the third transmission shaft is connected with the second transmission shaft by a bevel gear set.

Preferably, a second gear is fixedly connected to the right side of the first transmission shaft, and the second gear is in meshed connection with the first gear; a ratchet wheel is fixedly connected to the middle of the first transmission shaft, the front side and the rear side of the upper portion of the ratchet wheel are respectively connected with a stop lever in a meshed mode, the upper portions of the two stop levers are rotatably connected with a gland, the gland is fixedly connected with the fourth supporting plate, and the gland is rotatably connected with the first transmission shaft; the upper part of the left side of the gland is rotatably connected with a third connecting rod, the upper part of the right side of the gland is rotatably connected with a cam, and the cam is meshed and connected with the stop lever; and the outer sides of the two stop levers are fixedly connected with springs, and the two springs are fixedly connected with the gland.

The utility model has novel structure, ingenious conception and simple and convenient operation, and compared with the prior art, the utility model has the following advantages:

1. the special orthopedic saw integrates the functions of fixing and cutting, is simple to operate and convenient to use, does not need medical staff to hold a saw blade for manual operation, and reduces the workload of the medical staff.

2. The special saw for orthopedics can adjust the distance and the angle between the saw blade and an affected part when in use, can enable the saw blade to be in a position which is more favorable for an operation when in operation, improves the operation efficiency, and saves the operation time.

Drawings

Fig. 1 is a front view of the multifunctional orthopedic saw special for orthopedic surgery of the utility model.

Fig. 2 is a left side view of the multifunctional orthopedic saw special for orthopedic surgery of the utility model.

FIG. 3 is a first isometric view of a multifunctional orthopedic surgical saw of the present invention.

FIG. 4 is a second isometric view of a multifunctional orthopedic surgical saw of the present invention.

FIG. 5 is a partially enlarged view of the saw blade of the multifunctional orthopedic saw for orthopedic operation of the present invention.

FIG. 6 is an isometric view of a screw of the multifunctional orthopedic saw special for orthopedic surgery.

FIG. 7 is an isometric view of a second support plate of the multifunctional orthopedic saw special for orthopedic surgery of the present invention.

Fig. 8 is a sectional view of a second gear of the multifunctional orthopedic saw special for orthopedic surgery of the present invention.

Fig. 9 is a partial enlarged view of a gland of the multifunctional orthopedic saw special for orthopedic surgery of the utility model.

Detailed Description

The following are specific embodiments of the present invention, and the technical solutions of the present invention will be further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1-9, the utility model provides a multifunctional orthopedic saw special for orthopedic surgery, which comprises a left bottom plate and a right bottom plate 1, wherein the upper sides of the two bottom plates 1 are fixedly connected with a first supporting plate 2, the upper parts of the inner sides of the first supporting plates 2 are fixedly connected with a first supporting shaft 3, the inner sides of the first supporting shafts 3 are rotatably connected with a first rotating block 4, the middle of the first rotating block 4 is rotatably connected with a first screw rod 5, and the front side of the first screw rod 5 is fixedly connected with a first handle 6; the inner sides of the first supporting plates 2 are rotatably connected with second supporting plates 7, the upper parts of the second supporting plates 7 are rotatably connected with second rotating blocks 8, and the second rotating blocks 8 are in threaded connection with the first screw rods 5; the inner sides of the upper parts of the bottom plates 1 are fixedly connected with first support frames 9, the upper parts of the two first support frames 9 are rotatably connected with a rotating frame 10, and the left side of the rotating frame 10 is fixedly connected with a first gear 11; a second support frame 12 is fixedly connected above the rotating frame 10, a second screw 13 is rotatably connected to the front side of the second support frame 12, and a second handle 14 is fixedly connected above the second screw 13; the front side and the rear side of the second support frame 12 are fixedly connected with third support plates 15, the inner sides of the third support plates 15 are connected with third support frames 16 in a sliding manner, the middle of each third support frame 16 is fixedly connected with a fourth support frame 17, and the middle of each fourth support frame 17 is hinged with a saw blade 18; the front part of the first support frame 9 on the left side is fixedly connected with a fourth support plate 39, the middle of the fourth support plate 39 is rotatably connected with a first transmission shaft 19, and the left side of the first transmission shaft 19 is fixedly connected with a third handle 20.

The upper side of a third supporting frame 16 of the device is provided with a motor, when in use, medical staff places the affected part of a patient in the device and operates a first handle 6 to clamp and fix two sides of the affected part; the third handle 20 is operated to adjust the angle between the saw blade 18 and the affected part through the transmission of each component, and the second handle 14 is operated to adjust the distance between the saw blade 18 and the affected part through the transmission of each component, so that the saw blade 18 is positioned at a position more favorable for the operation; then the motor is started to perform the operation on the affected part of the patient.

The inner sides of the first supporting plates 2 are fixedly connected with three second supporting shafts 21 which are the same in size and are uniformly distributed, the inner sides of the second supporting shafts 21 are rotatably connected with first connecting rods 22, the outer sides of the first connecting rods 22 are slidably connected with third rotating blocks 23, the third rotating blocks 23 are rotatably connected with the second supporting plates 7, and the end parts of the inner sides of the first connecting rods 22 are fixedly connected with second connecting rods 24; the inner sides of the second supporting plates 7 are fixedly connected with fifth supporting plates 25, and the fifth supporting plates 25 are rotatably connected with the third rotating blocks 23.

When the device is used, the first handle 6 is operated to rotate, the first handle 6 is meshed with the second rotating block 8 for transmission, the second rotating block 8 is rotated, the second rotating block 8 drives the second supporting plate 7 to rotate, the second supporting plate 7 drives the third rotating block 23 to rotate, the second connecting rod 24 is driven to rotate through the first connecting rod 22, and the affected part of a patient is fixed or loosened by the device.

The middle part of the front side of the third support frame 16 is fixedly connected with a connecting block 26, and the connecting block 26 is in threaded connection with the second screw 13; a connecting plate 27 is fixedly connected to the lower part of the third supporting plate 15 at the front side, and the connecting plate 27 is rotatably connected with the second screw 13; a second transmission shaft 28 is rotatably connected to the upper part of the third support frame 16, a lead screw 29 is fixedly connected to the middle of the second transmission shaft 28, a sliding block 30 is slidably connected to the middle of the lead screw 29, and the sliding block 30 is rotatably connected to the saw blade 18; a third transmission shaft 31 is rotatably connected to the rear side of the third support frame 16, and the third transmission shaft 31 and the second transmission shaft 28 are connected by a bevel gear set 40.

An output shaft of a motor arranged in the device is connected with a third transmission shaft 31, when the device is used, the second handle 14 is operated to rotate, the second handle 14 drives the second screw 13 to rotate, and the second screw 13 drives the connecting block 26 to move up and down through meshing transmission with the connecting block 26; the connecting block 26 drives the third supporting frame 16 to slide up and down in the third supporting plate 15, and the saw blade 18 moves up and down through the transmission of the fourth supporting frame 17; this operation may allow for pre-operative adjustment of the distance of the saw blade 18 from the patient's lesion and during the operation the saw blade cuts the patient's lesion; medical personnel starter motor, motor output shaft drive third transmission shaft 31 rotates, makes second transmission shaft 28 rotate through bevel gear set 40's meshing transmission, and second transmission shaft 28 drives lead screw 29 and rotates, and lead screw 29 makes saw blade 18 horizontal hunting through the transmission with slider 30, realizes the cutting operation to the patient affected part through transferring operation second handle 14 at the operation in-process.

A second gear 32 is fixedly connected to the right side of the first transmission shaft 19, and the second gear 32 is meshed with the first gear 11; a ratchet wheel 33 is fixedly connected in the middle of the first transmission shaft 19, the front side and the rear side of the upper part of the ratchet wheel 33 are respectively connected with a stop lever 34 in a meshed mode, the upper parts of the two stop levers 34 are rotatably connected with a gland 35, the gland 35 is fixedly connected with the fourth supporting plate 39, and the gland 35 is rotatably connected with the first transmission shaft 19; a third connecting rod 36 is rotatably connected to the upper portion of the left side of the gland 35, a cam 37 is rotatably connected to the upper portion of the right side of the gland 35, and the cam 37 is engaged with the stop lever 34; the outer sides of the two stop levers 34 are fixedly connected with springs 38, and the two springs 38 are fixedly connected with the gland 35.

When the device is used, a medical worker moves the third connecting rod 36, the third connecting rod 36 drives the cam 37 to swing, so that the cam 37 swings to one side, the cam 37 and the stop lever 34 are meshed and driven, so that the stop lever 34 on one side is separated from being meshed and connected with the ratchet wheel 33, and the spring 28 on the same side is extruded; at the moment, the medical staff operates the third handle 20 to rotate, the third handle 20 drives the first transmission shaft 19 to rotate, and the first transmission shaft 19 rotates to drive the ratchet wheel 33 to rotate in a single direction, so that the self-locking function of the device is realized; the first transmission shaft 19 drives the second gear 32 to rotate, and the second gear 32 drives the rotating frame 10 to rotate through meshing transmission with the first gear 11, so that the angle between the saw blade 18 and the affected part in the device is adjusted.

When the medical device is used, firstly, medical staff places the affected part of a patient in the device, and operates the first handle 6 to clamp and fix two sides of the affected part; the third handle 20 is operated to adjust the angle between the saw blade 18 and the affected part through the transmission of each component, and the second handle 14 is operated to adjust the distance between the saw blade 18 and the affected part through the transmission of each component, so that the saw blade 18 is positioned at a position more favorable for the operation; then the motor is started to perform the operation on the affected part of the patient.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although 1 bottom plate, 2 first supporting plates, 3 first supporting shafts, 4 first rotating blocks, 5 first screw rods, 6 first handles, 7 second supporting plates, 8 second rotating blocks, 9 first supporting frames, 10 rotating frames, 11 first gears, 12 second supporting frames, 13 second screw rods, 14 second handles, 15 third supporting plates, 16 third supporting frames, 17 fourth supporting frames, 18 saw blades, 19 first transmission shafts and 20 third handles are more used in the text, 21 second support shaft, 22 first connecting rod, 23 third rotating block, 24 second connecting rod, 25 fifth support plate, 26 connecting block, 27 connecting plate, 28 second transmission shaft, 29 lead screw, 30 sliding block, 31 third transmission shaft, 32 second gear, 33 ratchet, 34 stop lever, 35 pressing cover, 36 third connecting rod, 37 cam, 38 spring, 39 fourth support plate, 40 bevel gear set and other terms, but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to the spirit of the present invention.

Claims

1. The utility model provides a special orthopedics saw of multi-functional orthopedic surgery which characterized in that: the novel handle-free rotary table comprises a left bottom plate and a right bottom plate (1), wherein first supporting plates (2) are fixedly connected to the upper sides of the two bottom plates (1), first supporting shafts (3) are fixedly connected to the upper portions of the inner sides of the first supporting plates (2), first rotary blocks (4) are rotatably connected to the inner sides of the first supporting shafts (3), first screw rods (5) are rotatably connected to the middles of the first rotary blocks (4), and first handles (6) are fixedly connected to the front sides of the first screw rods (5); the inner sides of the first supporting plates (2) are rotatably connected with second supporting plates (7), the upper parts of the second supporting plates (7) are rotatably connected with second rotating blocks (8), and the second rotating blocks (8) are in threaded connection with the first screw rods (5); the inner sides of the upper parts of the bottom plates (1) are fixedly connected with first support frames (9), the upper parts of the two first support frames (9) are rotatably connected with rotating frames (10), and the left sides of the rotating frames (10) are fixedly connected with first gears (11); a second support frame (12) is fixedly connected above the rotating frame (10), a second screw rod (13) is rotatably connected to the front side of the second support frame (12), and a second handle (14) is fixedly connected above the second screw rod (13); the front side and the rear side of the second support frame (12) are fixedly connected with third support plates (15), the inner sides of the third support plates (15) are connected with third support frames (16) in a sliding mode, the middle of each third support frame (16) is fixedly connected with a fourth support frame (17), and the middle of each fourth support frame (17) is hinged with a saw blade (18); the left side first support frame (9) front portion fixedly connected with fourth backup pad (39), fourth backup pad (39) centre is rotated and is connected with first transmission shaft (19), first transmission shaft (19) left side fixedly connected with third handle (20).

2. The multifunctional orthopedic saw special for orthopedic surgery according to claim 1, characterized in that: the inner sides of the first supporting plates (2) are fixedly connected with three second supporting shafts (21) which are the same in size and are uniformly distributed, the inner sides of the second supporting shafts (21) are rotatably connected with first connecting rods (22), the outer sides of the first connecting rods (22) are slidably connected with third rotating blocks (23), the third rotating blocks (23) are rotatably connected with the second supporting plates (7), and the end parts of the inner sides of the first connecting rods (22) are fixedly connected with second connecting rods (24); the inner side of the second supporting plate (7) is fixedly connected with a fifth supporting plate (25), and the fifth supporting plate (25) is rotatably connected with the third rotating block (23).

3. The multifunctional orthopedic saw special for orthopedic surgery according to claim 1, characterized in that: the middle part of the front side of the third support frame (16) is fixedly connected with a connecting block (26), and the connecting block (26) is in threaded connection with the second screw (13); a connecting plate (27) is fixedly connected to the lower part of the third supporting plate (15) on the front side, and the connecting plate (27) is rotatably connected with the second screw (13); a second transmission shaft (28) is rotatably connected to the upper part of the third support frame (16), a lead screw (29) is fixedly connected to the middle of the second transmission shaft (28), a sliding block (30) is slidably connected to the middle of the lead screw (29), and the sliding block (30) is rotatably connected with the saw blade (18); the rear side of the third support frame (16) is rotatably connected with a third transmission shaft (31), and the third transmission shaft (31) is connected with the second transmission shaft (28) through a bevel gear set (40).

4. The multifunctional orthopedic saw special for orthopedic surgery according to claim 1, characterized in that: a second gear (32) is fixedly connected to the right side of the first transmission shaft (19), and the second gear (32) is meshed with the first gear (11); a ratchet wheel (33) is fixedly connected in the middle of the first transmission shaft (19), the front side and the rear side of the upper part of the ratchet wheel (33) are respectively connected with a stop lever (34) in a meshed mode, the upper parts of the two stop levers (34) are rotatably connected with a gland (35), the gland (35) is fixedly connected with the fourth supporting plate (39), and the gland (35) is rotatably connected with the first transmission shaft (19); the upper part of the left side of the gland (35) is rotatably connected with a third connecting rod (36), the upper part of the right side of the gland (35) is rotatably connected with a cam (37), and the cam (37) is meshed with the stop lever (34); the outer sides of the two stop levers (34) are fixedly connected with springs (38), and the two springs (38) are fixedly connected with the gland (35).