CN215960923U

CN215960923U - Spinal surgery fixing device

Info

Publication number: CN215960923U
Application number: CN202122115526.2U
Authority: CN
Inventors: 张永峰; 陈孛玉; 梁卓文; 潘东晟; 李鹏辉
Original assignee: Air Force Medical University of PLA
Current assignee: Air Force Medical University of PLA
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-03-08
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a spinal surgery fixing device, and relates to the technical field of medical instruments; the top walls of the transmission box bodies on the left side and the right side are fixedly connected with motors, the output ends of the motors are fixedly connected with lead screws after penetrating through the top walls of the transmission box bodies, the lead screws are respectively and rotatably connected with nut blocks, guide columns are respectively and fixedly connected to the parts, located on the inner sides of the lead screws, between the upper inner side walls and the lower inner side walls of the transmission box bodies, guide blocks are movably arranged on the guide columns, and the outer side walls of the guide blocks are respectively and fixedly connected with the inner side walls of the nut blocks; moving holes are formed in the inner side wall of the transmission box body, moving plates are fixedly connected to the inner side wall of each guide block, clamping plates are fixedly connected to the inner side walls of the moving plates after the inner side walls of the moving plates penetrate through the moving holes, and second sponge cushions are fixedly connected to the inner side walls of the clamping plates; the contact area of the device and the patient can be increased, and the comfort level of the patient during the operation is improved.

Description

Spinal surgery fixing device

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a spinal surgery fixing device.

Background

The spine is the pillar of the body, is located in the middle of the back, with the upper end connected to the skull and the lower end reaching the tip of the coccyx.

The spine is divided into five sections of neck, chest, waist, sacrum and tail, the upper part is long and can move, and the spine is similar to a bracket and is hung on the chest wall and the abdominal wall; the lower part is short and is relatively fixed, the weight of the body and the vibration borne by the body are transmitted to the lower limbs from the lower part, and the spine is the middle axis skeleton of the human body and has the functions of loading, shock absorption, protection, movement and the like.

The spinal surgery fixing device in the prior art is often simple in structure and fixed in position, and discomfort is easily brought to a patient after the surgery time is long.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects and shortcomings of the prior art, and provides a spine surgery fixing device with a reasonable design, which can increase the contact area between the device and a patient and improve the comfort of the patient during surgery.

In order to achieve the purpose, the utility model adopts the following technical scheme: it comprises a transmission box body, an anti-skid pad and a box door; the transmission box bodies are fixedly arranged on the top wall of the base in a bilateral symmetry mode, and box doors are movably arranged on the front sides of the transmission box bodies through hinges; the device also comprises a moving plate, a first supporting rod, a first spring, a second supporting rod, a right supporting plate, a connecting supporting plate, a left supporting plate and a clamping plate; the top walls of the transmission box bodies on the left side and the right side are fixedly connected with motors, the output ends of the motors are fixedly connected with lead screws after penetrating through the top walls of the transmission box bodies, the lead screws are respectively and rotatably connected with nut blocks, guide columns are respectively and fixedly connected to the parts, located on the inner sides of the lead screws, between the upper inner side walls and the lower inner side walls of the transmission box bodies, guide blocks are movably arranged on the guide columns, and the outer side walls of the guide blocks are respectively and fixedly connected with the inner side walls of the nut blocks; moving holes are formed in the inner side wall of the transmission box body, moving plates are fixedly connected to the inner side wall of each guide block, clamping plates are fixedly connected to the inner side walls of the moving plates after the inner side walls of the moving plates penetrate through the moving holes, and second sponge cushions are fixedly connected to the inner side walls of the clamping plates; a plurality of strip-shaped grooves are formed in the part, located between the left and right transmission box bodies, of the base, a first support rod is movably arranged in the strip-shaped grooves at the two sides of the base, a first limiting block is fixedly sleeved on the first support rod, a first spring is sleeved on the part, located on the lower side of the first limiting block, of the first support rod, and the upper end and the lower end of the first spring are fixedly connected with the bottom wall of the first limiting block and the top wall of the base respectively; a second support rod is movably arranged in each of the two middle strip-shaped grooves, a second limiting block is fixedly sleeved on each second support rod, a second spring is sleeved on the part, located on the lower side of the second limiting block, of each second support rod, and the upper end and the lower end of each second spring are fixedly connected with the bottom wall of the second limiting block and the top wall of the base respectively; a left supporting plate and a right supporting plate are respectively arranged above the first supporting rod on the left side and the right side, and a plurality of ball holes are respectively formed in the bottom walls of the left supporting plate and the right supporting plate; the upper ends of the first supporting rod and the second supporting rod are movably embedded with balls, and the balls are correspondingly and movably arranged in the ball holes; the inner sides of the right supporting plate and the left supporting plate are fixedly connected with a plurality of metal universal hoses, the inner ends of the metal universal hoses on the left side and the right side are respectively and fixedly connected to the left side wall and the right side wall of the connecting supporting plate, and the top walls of the right supporting plate, the connecting supporting plate and the left supporting plate are respectively and fixedly connected with a first sponge cushion; the motor is externally connected with a power supply through a lead.

Preferably, the bottom wall of the base is fixedly connected with a non-slip mat.

Preferably, equal vertical fixedly connected with fixed block on the lateral wall of the splint on left and right sides, the thread groove has all been seted up in the fixed block, equal swivelling joint has the screwed pipe in the thread groove, the equal fixedly connected with roating seat in the inner of screwed pipe, equal fixedly connected with colludes the claw on the inside wall of roating seat.

Preferably, the outer ends of the threaded pipes are fixedly connected with hand screws.

Compared with the prior art, the utility model has the beneficial effects that: the spinal surgery fixing device can increase the contact area between the device and a patient and improve the comfort of the patient during surgery, and has the advantages of reasonable arrangement, high practicability and the like.

Description of the drawings:

fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a sectional view taken along line a-a in fig. 2.

Fig. 4 is an enlarged view of a portion B in fig. 3.

Description of reference numerals:

the device comprises a transmission box body 1, balls 2, ball holes 3, a screw rod 4, a nut block 5, a guide block 6, a guide pillar 7, a moving hole 8, a motor 9, a moving plate 10, a first support rod 11, a first limit block 12, a first spring 13, a strip-shaped groove 14, a base 15, an anti-slip pad 16, a second limit block 17, a second spring 18, a second support rod 19, a right support plate 20, a connecting support plate 21, a metal universal hose 22, a first sponge pad 23, a left support plate 24, a fixed block 25, a thread groove 26, a thread pipe 27, a hand screw 28, a second sponge pad 29, a clamping plate 30, a hook claw 31, a rotating seat 32 and a box door 33.

The specific implementation mode is as follows:

the technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings, and the preferred embodiments in the description are only examples, and all other embodiments obtained by those skilled in the art without any inventive work belong to the protection scope of the present invention.

As shown in fig. 1 to 4, the following technical solutions are adopted in the present embodiment: it comprises a transmission case body 1, an anti-skid pad 16 and a case door 33; the anti-slip mat 16 is fixedly glued on the bottom wall of the base 15, the transmission box bodies 1 are riveted on the top wall of the base 15 in bilateral symmetry through bolts, and the front sides of the transmission box bodies 1 are movably hinged with box doors 33 through hinges; the device also comprises a moving plate 10, a first support rod 11, a first spring 13, a second spring 18, a second support rod 19, a right support plate 20, a connecting support plate 21, a left support plate 24 and a clamping plate 30; the top walls of the transmission case bodies 1 on the left side and the right side are all fixed with motors 9 through bolts and supports, the output ends of the motors 9 are connected with screw rods 4 through couplings after penetrating through the top walls of the transmission case bodies 1, the screw rods 4 are all rotatably connected with nut blocks 5, guide blocks 6 are movably arranged on guide columns 7 on the guide columns 7 welded on the parts between the upper inner side walls and the lower inner side walls of the transmission case bodies 1 and positioned on the inner sides of the screw rods 4, and the outer side walls of the guide blocks 6 are all riveted with the inner side walls of the nut blocks 5 through bolts; the inner side walls of the transmission box body 1 are all provided with moving holes 8, the inner side walls of the guide blocks 6 are all riveted with moving plates 10 through bolts, the inner side walls of the moving plates 10 are all riveted with clamping plates 30 through bolts after penetrating through the moving holes 8, and the inner side walls of the clamping plates 30 are all fixedly adhered with second sponge cushions 29; the outer side walls of the left and right clamping plates 30 are vertically welded with fixing blocks 25, thread grooves 26 are formed in the fixing blocks 25, thread pipes 27 are rotatably connected in the thread grooves 26, rotating seats 32 are welded at the inner ends of the thread pipes 27, hook claws 31 are riveted on the inner side walls of the rotating seats 32 through bolts, and hand screws 28 are welded at the outer ends of the thread pipes 27; a plurality of strip-shaped grooves 14 are formed in the part, located between the transmission case bodies 1 on the left side and the right side, of the base 15, first support rods 11 are movably arranged in the strip-shaped grooves 14 on the two sides, first limit blocks 12 are fixedly sleeved on the first support rods 11, first springs 13 are sleeved on the parts, located on the lower sides of the first limit blocks 12, of the first support rods 11, and the upper ends and the lower ends of the first springs 13 are welded with the bottom walls of the first limit blocks 12 and the top wall of the base 15 respectively; a second support rod 19 is movably arranged in each of the two middle strip-shaped grooves 14, a second limiting block 17 is fixedly sleeved on each second support rod 19, a second spring 18 is sleeved on the part, located on the lower side of the second limiting block 17, of each second support rod 19, and the upper end and the lower end of each second spring 18 are respectively welded with the bottom wall of the second limiting block 17 and the top wall of the base 15; a left supporting plate 24 and a right supporting plate 20 are respectively arranged above the first supporting rod 11 on the left side and the right side, and two ball holes 3 are respectively formed in the bottom walls of the left supporting plate 24 and the right supporting plate 20; the upper ends of the first support rod 11 and the second support rod 19 are movably embedded with balls 2, and the balls 2 are correspondingly and movably arranged in the ball holes 3; a plurality of metal universal hoses 22 are welded on the inner sides of the right supporting plate 20 and the left supporting plate 24, the inner ends of the metal universal hoses 22 on the left side and the right side are respectively welded on the left side wall and the right side wall of the connecting supporting plate 21, and a first sponge pad 23 is fixed on the top walls of the right supporting plate 20, the connecting supporting plate 21 and the left supporting plate 24 in an adhesive manner; the motor 9 is externally connected with a power supply through a lead.

The working principle of the specific embodiment is as follows: when a spine operation needs to be performed, a patient lies prone on the right supporting plate 20, the connecting supporting plate 21 and the left supporting plate 24, the right supporting plate 20, the connecting supporting plate 21 and the left supporting plate 24 all move downwards, the first spring 13 and the second spring 18 are compressed by gravity under the action of gravity, and because the gravity applied to the middle is larger than that applied to the two sides, the left supporting plate 24 and the right supporting plate 20 move downwards and are gathered towards the middle, so that the first sponge cushions 23 on the left supporting plate 24 and the right supporting plate 20 are better attached to the body of the patient, the contact area between the left supporting plate 24 and the patient is increased, and the comfort level during the operation is improved; the motor 9 is turned on, the motor 9 drives the screw rod 4 to rotate, the screw rod 4 drives the nut block 5 on the screw rod 4 to move downwards, the nut block 5 drives the guide block 6 to move downwards along the guide post 7, the guide block 6 drives the movable plate 10 and the clamping plate 30 to move downwards, the motor 9 is turned off until the second sponge cushion 29 on the clamping plate 30 is abutted against the body of the patient, and the clamping plates 30 on the left side and the right side limit and fix the body of the patient to prevent the patient from moving randomly; the doctor opens patient's skin, colludes claw 31 on the left and right sides and catches on the skin meat on the left and right sides of backbone respectively, and rotatory hand is twisted 28 respectively, and the hand is twisted 28 and is driven screwed pipe 27 and rotatory, and screwed pipe 27 drives roating seat 32 and colludes claw 31 and remove to the outside, colludes claw 31 and pulls the skin meat on the left and right sides of backbone and remove to the outside for the backbone exposes, conveniently operates.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. the first sponge cushion 23 and the second sponge cushion 29 are arranged, so that a buffering effect is achieved between the device and the body of a patient, and discomfort is reduced; by arranging the anti-slip pad 16, the stability of the device is improved;

2. by arranging the balls 2, the ball holes 3, the first support rod 11, the first limit block 12, the first spring 13, the second limit block 17, the second spring 18, the second support rod 19, the right support plate 20, the connecting support plate 21, the metal universal hose 22 and the left support plate 24, the right support plate 20, the connecting support plate 21 and the left support plate 24 can be better attached to the body of a patient, the contact area with the body of the patient is increased, and the comfort level of the patient during operation is improved;

3. the lead screw 4, the nut block 5, the guide block 6, the guide post 7, the movable plate 10 and the clamping plate 30 are arranged, so that the body of a patient can be limited and fixed, and the influence of the movement of the body of the patient on an operation is avoided;

4. through setting up fixed block 25, screwed pipe 27, hand are twisted 28, are colluded claw 31 and roating seat 32, can pull the skin meat of backbone both sides to both sides for the backbone exposes, makes things convenient for the operation.

It will be appreciated by those skilled in the art that modifications and equivalents may be made to the embodiments described above, and that various modifications, equivalents, improvements and the like may be made without departing from the spirit and scope of the utility model.

Claims

1. A spinal surgery fixing device comprises a transmission case body (1), an anti-skid pad (16) and a case door (33); the transmission box bodies (1) are fixedly arranged on the top wall of the base (15) in a bilateral symmetry mode, and box doors (33) are movably arranged on the front sides of the transmission box bodies (1) through hinges; the method is characterized in that: the device also comprises a moving plate (10), a first support rod (11), a first spring (13), a second spring (18), a second support rod (19), a right support plate (20), a connecting support plate (21), a left support plate (24) and a clamping plate (30); the top walls of the transmission box bodies (1) on the left side and the right side are fixedly connected with motors (9), the output ends of the motors (9) are fixedly connected with screw rods (4) after penetrating through the top walls of the transmission box bodies (1), the screw rods (4) are rotatably connected with nut blocks (5), guide columns (7) are fixedly connected to the parts, located on the inner sides of the screw rods (4), between the upper inner side walls and the lower inner side walls of the transmission box bodies (1), guide blocks (6) are movably arranged on the guide columns (7), and the outer side walls of the guide blocks (6) are fixedly connected with the inner side walls of the nut blocks (5); the inner side walls of the transmission box body (1) are respectively provided with a moving hole (8), the inner side walls of the guide blocks (6) are respectively and fixedly connected with a moving plate (10), the inner side walls of the moving plates (10) are respectively and fixedly connected with a clamping plate (30) after penetrating through the moving holes (8), and the inner side walls of the clamping plates (30) are respectively and fixedly connected with a second sponge cushion (29); a plurality of strip-shaped grooves (14) are formed in the part, located between the transmission case bodies (1) on the left side and the right side, of the base (15), first support rods (11) are movably arranged in the strip-shaped grooves (14) on the two sides, first limit blocks (12) are fixedly sleeved on the first support rods (11), first springs (13) are sleeved on the parts, located on the lower sides of the first limit blocks (12), of the first support rods (11), and the upper ends and the lower ends of the first springs (13) are fixedly connected with the bottom walls of the first limit blocks (12) and the top wall of the base (15) respectively; a second support rod (19) is movably arranged in each of the two strip-shaped grooves (14) in the middle, a second limiting block (17) is fixedly sleeved on each second support rod (19), a second spring (18) is sleeved on the part, located on the lower side of the second limiting block (17), of each second support rod (19), and the upper end and the lower end of each second spring (18) are fixedly connected with the bottom wall of the second limiting block (17) and the top wall of the base (15) respectively; a left supporting plate (24) and a right supporting plate (20) are respectively arranged above the first supporting rod (11) on the left side and the right side, and a plurality of ball holes (3) are respectively formed in the bottom walls of the left supporting plate (24) and the right supporting plate (20); the upper ends of the first supporting rod (11) and the second supporting rod (19) are movably embedded with balls (2), and the balls (2) are correspondingly and movably arranged in the ball holes (3); the inner sides of the right supporting plate (20) and the left supporting plate (24) are fixedly connected with a plurality of metal universal hoses (22), the inner ends of the metal universal hoses (22) on the left side and the right side are respectively and fixedly connected to the left side wall and the right side wall of the connecting supporting plate (21), and the top walls of the right supporting plate (20), the connecting supporting plate (21) and the left supporting plate (24) are respectively and fixedly connected with a first sponge pad (23); the motor (9) is externally connected with a power supply through a lead.

2. A spinal surgical fixation device as recited in claim 1, wherein: the bottom wall of the base (15) is fixedly connected with an anti-skid pad (16).

3. A spinal surgical fixation device as recited in claim 1, wherein: equal vertical fixedly connected with fixed block (25) on the lateral wall of splint (30) on left and right sides, thread groove (26) have all been seted up in fixed block (25), equal swivelling joint has screwed pipe (27) in thread groove (26), the equal fixedly connected with roating seat (32) in the inner of screwed pipe (27), equal fixedly connected with colludes claw (31) on the inside wall of roating seat (32).

4. A spinal surgical fixation device as recited in claim 3, wherein: the outer ends of the threaded pipes (27) are fixedly connected with hand screws (28).