CN112022599A

CN112022599A - Leg supporting device for orthopedic surgery

Info

Publication number: CN112022599A
Application number: CN202010992429.9A
Authority: CN
Inventors: 彭林; 贾晓茜
Original assignee: FOUTH PEOPLE'S HOSPITAL OF JINAN
Current assignee: FOUTH PEOPLE'S HOSPITAL OF JINAN
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2020-12-04
Anticipated expiration: 2040-09-21
Also published as: CN112022599B

Abstract

The invention discloses a leg supporting device for orthopedic surgery, which belongs to the technical field of orthopedic surgery and comprises a limiting disc, a leg supporting seat and a bed body, wherein the limiting disc is fixed at the position of the bed tail of the bed body through a supporting rod, an arc-shaped rack is arranged on the side wall of the lower semicircle of the limiting disc, a first sliding block is sleeved on the upper semicircle of the limiting disc, a second sliding block is sleeved on the limiting disc at the position of the arc-shaped rack, the leg supporting seat is welded on the front sides of the first sliding block and the second sliding block, an adjusting cavity is formed in the bottom of the leg supporting seat, and a second piston plate is connected to the inside of the adjusting cavity in a. The invention is convenient for clamping and fixing the legs of the patient by the self weight of the legs of the patient, prevents the legs of the patient from moving randomly to cause secondary injury, simultaneously, the leg supporting seat synchronously rotates along with the turning of the patient and clamps the legs in the turning process of the patient, and further prevents the legs of the patient from causing secondary injury due to the turning.

Description

Leg supporting device for orthopedic surgery

Technical Field

The invention relates to the technical field of orthopedic surgery, in particular to a leg supporting device for orthopedic surgery.

Background

The orthopedic surgery is a diagnosis and treatment subject of medical institutions, is a general name of trauma and spinal surgery, and is a professional department for diagnosis and treatment of various types of severed fingers, severed palms, replantations of multi-finger amputations, various types of flap transplants, nerve repair, congenital malformations of limbs, brachial plexus nerve injuries and nerve block pressure.

At present, go up shank strutting arrangement for orthopedic surgery in market all carries out the centre gripping to patient's shank through the effect of external force down and fixes, the unable weight through patient shank self realizes that the centre gripping of patient's shank is fixed, current shank strutting arrangement for orthopedic surgery is comparatively loaded down with trivial details to the fixed mode of patient's shank, it is inconvenient to use, the while stands up the unable shank strutting arrangement that stands up along with patient of the in-process for orthopedic surgery that the in-process of patient is at the patient and rotates, cause the secondary damage to patient's shank easily to the in-process that stands up at the patient, it is inconvenient to use.

Disclosure of Invention

1. Technical problem to be solved

The invention aims to provide a leg supporting device for orthopedic surgery, which is convenient for clamping and fixing the legs of a patient through the self weight of the legs of the patient, and prevents the legs of the patient from moving randomly to cause secondary injury.

2. Technical scheme

In order to solve the problems, the invention adopts the following technical scheme:

a leg supporting device for orthopedic surgery, which comprises a limiting disc, a leg supporting seat and a bed body, wherein the limiting disc is fixed at the position of the bed tail of the bed body through a supporting rod, and the side wall of the lower semicircle of the limiting disc is provided with an arc-shaped rack, the upper semicircle of the limiting disc is sleeved with a first sliding block, a second sliding block is sleeved on the limiting disc at the position of the arc-shaped rack, sliding grooves matched with the limiting disc are arranged on the inner sides of the first sliding block and the second sliding block, the first sliding block and the second sliding block on the inner side of the limiting disc are provided with sliding wheels through bearings, the bottom end of the second sliding block is a sealed cavity structure, a third piston plate is connected inside the cavity structure in a sliding manner, the bottom of the third piston plate is connected with a return spring, the middle position of the top of the third piston plate extends to the outer side of the cavity structure through a support rod and is welded with an arc-shaped limiting rack meshed with the arc-shaped rack;

the front sides of the first sliding block and the second sliding block are welded with a leg supporting seat, the upper end and the lower end of the leg supporting seat are respectively welded with the first sliding block and the second sliding block, the bottom of the leg supporting seat is provided with an adjusting cavity, the inside of the adjusting cavity is connected with a second piston plate in a sliding way, the top of the second piston plate is welded with a lower clamping seat which is connected with the inner wall of the leg supporting seat in a sliding way through a support rod, one side of the lower clamping seat extends to the outer side of the leg supporting seat through a connecting rod and is welded with a first rack, the top end of the inner side of the leg supporting seat is connected with an upper clamping seat in a sliding way, one side of the upper clamping seat extends to the outer side of the leg supporting seat through the connecting rod and is welded with a second rack, a rotating shaft is transversely installed on the outer side wall of the leg supporting seat at the middle position of the first rack and the second, the diameter of second toothed disc is greater than the diameter of first toothed disc, the bottom welding of shank supporting seat one side has the regulation section of thick bamboo, the bottom of regulation section of thick bamboo one side is passed through pipe and the bottom intercommunication of adjusting chamber one side, the inside sliding connection who adjusts the section of thick bamboo has first piston plate, and the regulation intracavity portion of the regulation section of thick bamboo inside and second piston plate below of first piston plate below is annotated and is had hydraulic oil, the vertical welding of intermediate position department of first piston plate top has branch, and the cover is equipped with the weight on the branch.

Preferably, the top of one side of the cavity structure is connected with a hose, and the other end of the hose is connected with an inflatable bag.

Preferably, the bottom surface of the upper clamping seat and the top surface of the lower clamping seat are both bonded with rubber pads.

Preferably, the leg supporting seat side walls of the connecting rod position of one side of the upper clamping seat and the connecting rod position of one side of the lower clamping seat are provided with slideways for the connecting rod of one side of the upper clamping seat and the connecting rod of one side of the lower clamping seat to slide.

Preferably, a notch is formed in the top of the other side of the leg supporting seat.

3. Advantageous effects

(1) The invention places the legs of a patient on the lower clamping seat at the inner side of the leg supporting seat from the position of the gap of the leg supporting seat, the lower clamping seat extrudes downwards under the action of gravity, pushes the second piston plate to move towards the bottom of the adjusting cavity, and simultaneously the bottom of one side of the adjusting cavity is communicated with the bottom of one side of the adjusting cylinder through the guide pipe, so that the extrusion hydraulic oil is extruded towards the inside of the adjusting cylinder in the moving process of the second piston plate so as to lift the first piston plate, and the weight of the first piston plate can be increased by sleeving a weight on the support rod at the middle position of the top of the first piston plate, the amount of the hydraulic oil entering the adjusting cylinder is controlled, so that the height of the lower clamping seat is adjusted, the comfort of the patient is improved, the use is convenient, and simultaneously the first rack is pulled to move through the downward movement of the lower clamping seat and is mutually meshed with the first gear plate through the first rack, thereby it rotates to drive first toothed disc at the decline in-process of first rack, it rotates to drive axis of rotation and second toothed disc simultaneously, and intermeshing between second toothed disc and the second rack, because the diameter of first toothed disc is less than the diameter of second toothed disc, make the external tooth of second toothed disc more than the external tooth of first toothed disc, thereby it is the same with the time of second toothed disc rotation a week simultaneously at first toothed disc, make the speed that the second rack descends faster than first rack, make the distance that goes up the grip slipper decline long, it is convenient to carry out centre gripping and fixed to patient's shank through last grip slipper, prevent that patient's shank from moving in disorder and causing the secondary injury, high durability and convenient use.

(2) The invention injects air into the second sliding block through the hose by the medical staff or the patient manually pressing the air bag, thereby pushing the third piston plate to push downwards, so as to separate the arc-shaped limit rack originally meshed with the arc-shaped rack from the arc-shaped rack, thereby driving the first sliding block and the second sliding block to rotate along the limit disc in the self-turning process of the patient, enabling the leg support seat to synchronously rotate along the limit disc along with the first sliding block and the second sliding block, ensuring that the upper clamping seat and the lower clamping seat clamp the leg of the patient, in the turning process of the patient, discharging the air filled in the second sliding block and resetting the third piston plate under the action of the resetting spring, thereby enabling the arc-shaped limit rack to be meshed with the arc-shaped rack again, limiting the leg support seat, being convenient to use and being convenient for arbitrarily clamping and fixing the leg in the turning process of the patient, preventing secondary damage to the patient.

In conclusion, the leg supporting seat automatically clamps the leg under the action of the gravity of the leg of the patient, prevents the leg of the patient from moving randomly to cause secondary injury, is convenient to use, can adjust the height of the lower clamping seat by adding weights to facilitate the improvement of the comfort level of the patient, synchronously rotates along with the turning-over of the patient during the turning-over process of the patient, clamps the leg, and further prevents the leg of the patient from causing secondary injury due to the turning-over.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the limiting disc of the present invention;

fig. 3 is a schematic view of the leg support base of the present invention.

Reference numerals: 1. a limiting disc; 2. a first slider; 3. an arc-shaped rack; 4. a support bar; 5. a leg support base; 6. a second slider; 7. a bed body; 8. a hose; 9. an air-filled bag; 10. hydraulic oil; 11. a first piston plate; 12. a weight; 13. an adjusting cylinder; 14. a first rack; 15. a second gear wheel disc; 16. a first gear plate; 17. a rotating shaft; 18. a second rack; 19. an upper clamping seat; 20. a rubber pad; 21. a lower clamping seat; 22. a second piston plate; 23. an adjustment chamber; 24. a sliding wheel; 25. a chute; 26. a return spring; 27. an arc-shaped limiting rack; 28. a third piston plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Examples

As shown in fig. 1-3, a leg supporting device for orthopedic surgery comprises a limiting disc 1, a leg supporting seat 5 and a bed body 7, wherein the position of the bed tail of the bed body 7 is fixed with the limiting disc 1 through a supporting rod 4, the side wall of the lower semicircle of the limiting disc 1 is provided with an arc-shaped rack 3, the upper semicircle of the limiting disc 1 is sleeved with a first sliding block 2, the limiting disc 1 at the position of the arc-shaped rack 3 is sleeved with a second sliding block 6, the inner sides of the first sliding block 2 and the second sliding block 6 are both provided with a sliding chute 25 which is mutually matched with the limiting disc 1, the first sliding block 2 and the second sliding block 6 at the inner side of the limiting disc 1 are both provided with a sliding wheel 24 through a bearing, the bottom end of the second sliding block 6 is of a sealed cavity-shaped structure, the inner part of the cavity-shaped structure is slidably connected with a third piston plate, the middle position of the top of the third piston plate 28 extends to the outer side of the cavity structure through a support rod and is welded with an arc-shaped limiting rack 27 meshed with the arc-shaped rack 3, the top of one side of the cavity structure is connected with a hose 8, the other end of the hose 8 is connected with an inflatable bag 9, and in the turning-over process of a patient, the leg supporting seat 5 synchronously rotates along with the turning-over of the patient and clamps legs, so that the secondary injury to the legs caused by the turning-over of the patient is further prevented;

the front sides of the first sliding block 2 and the second sliding block 6 are welded with a leg supporting seat 5, the upper and lower ends of the leg supporting seat 5 are respectively welded with the first sliding block 2 and the second sliding block 6, the bottom of the leg supporting seat 5 is provided with an adjusting cavity 23, the inside of the adjusting cavity 23 is connected with a second piston plate 22 in a sliding way, the top of the second piston plate 22 is welded with a lower clamping seat 21 which is connected with the inner wall of the leg supporting seat 5 in a sliding way through a support rod, one side of the lower clamping seat 21 extends to the outer side of the leg supporting seat 5 through a connecting rod and is welded with a first rack 14, the top end of the inner side of the leg supporting seat 5 is connected with an upper clamping seat 19 in a sliding way, one side of the upper clamping seat 19 extends to the outer side of the leg supporting seat 5 through a connecting rod and is welded with a second rack 18, the outer, a first gear disc 16 and a second gear disc 15 which are mutually meshed with a first rack 14 and a second rack 18 are respectively sleeved on the rotating shaft 17, the diameter of the second gear disc 15 is larger than that of the first gear disc 16, rubber pads 20 are respectively bonded on the bottom surface of the upper clamping seat 19 and the top surface of the lower clamping seat 21, slide ways for the connecting rod on one side of the upper clamping seat 19 and the connecting rod on one side of the lower clamping seat 21 to slide are respectively arranged on the side walls of the leg supporting seat 5 at the connecting rod position on one side of the upper clamping seat 19 and the connecting rod position on one side of the lower clamping seat 21, an adjusting cylinder 13 is welded at the bottom of one side of the leg supporting seat 5, the bottom of one side of the adjusting cylinder 13 is communicated with the bottom of one side of the adjusting cavity 23 through a guide pipe, a first piston plate 11 is connected in a sliding manner inside the adjusting cylinder 13, and hydraulic oil 10 is injected inside the adjusting cavity 23 below the first, a support rod is vertically welded at the middle position above the first piston plate 11, weights 12 are sleeved on the support rod, a gap is formed in the top of the other side of the leg support seat 5, the first rack 14 is pulled to move through the downward movement of the lower clamping seat 21 and is meshed with the first gear plate 16 through the first rack 14, so that the first gear plate 16 is driven to rotate in the descending process of the first rack 14, meanwhile, the rotating shaft 17 and the second gear plate 15 are driven to rotate, in addition, the second gear plate 15 is meshed with the second rack 18, because the diameter of the first gear plate 16 is smaller than that of the second gear plate 15, the external teeth of the second gear plate 15 are more than that of the first gear plate 16, so that the descending speed of the second rack 18 is faster than that of the first rack 14 when the first gear plate 16 and the second gear plate 15 rotate for a circle at the same time, and the descending distance of the upper clamping seat 19 is long, the leg of patient is convenient to be clamped and fixed automatically through the upper clamping seat 19 according to the leg gravity of the patient, and the use is convenient.

The leg supporting device for the orthopedic surgery has the following specific action principle:

firstly, a patient lies on the bed body 7, then the legs of the patient are placed on the lower clamping seat 21 at the inner side of the leg supporting seat 5 from the gap position of the leg supporting seat 5, under the action of gravity, the lower clamping seat 21 is downwards extruded, the second piston plate 22 is pushed to move towards the bottom of the adjusting cavity 23, meanwhile, the bottom of one side of the adjusting cavity 23 is communicated with the bottom of one side of the adjusting cylinder 13 through a guide pipe, so that the extrusion hydraulic oil 10 is towards the inside of the adjusting cylinder 13 in the moving process of the second piston plate 22, so as to lift the first piston plate 11, and the weight 12 is sleeved on the support rod at the middle position of the top of the first piston plate 11, so as to increase the weight of the first piston plate 11, control the amount of the hydraulic oil 10 entering the adjusting cylinder 13, so as to adjust the height of the lower clamping seat 21, so as to improve the comfort level of the patient, the use is convenient, and the first rack 14 is pulled to move through the downward, the first rack 14 and the first gear plate 16 are meshed with each other, so that the first gear plate 16 is driven to rotate in the descending process of the first rack 14, the rotating shaft 17 and the second gear plate 15 are driven to rotate, the second gear plate 15 and the second rack 18 are meshed with each other, because the diameter of the first gear plate 16 is smaller than that of the second gear plate 15, the outer teeth of the second gear plate 15 are larger than that of the first gear plate 16, the descending speed of the second rack 18 is faster than that of the first rack 14 when the first gear plate 16 and the second gear plate 15 rotate for one circle at the same time, the descending distance of the upper clamping seat 19 is long, so that the legs of a patient are clamped and fixed through the upper clamping seat 19, and in the leg treatment process of the patient, if the body of the patient is in the same state for a long time, the back bacteria of the patient are easily bred, meanwhile, the background of the patient is inconvenient to clean, so that in the invention, the medical staff or the patient can manually press the air bag 9 to inject air into the second sliding block 6 through the hose 8, so as to push the third piston plate 28 to push downwards, so that the arc-shaped limit rack 27 originally meshed with the arc-shaped rack 3 is separated from the arc-shaped rack 3, and therefore, in the self-turning process of the patient, the first sliding block 2 and the second sliding block 6 are driven to rotate along the limit disc 1, the leg supporting seat 5 synchronously rotates along the limit disc 1 along with the first sliding block 2 and the second sliding block 6, the upper clamping seat 19 and the lower clamping seat 21 are ensured to clamp the leg of the patient, in the turning process of the patient, the air filled into the second sliding block 6 is discharged, and the third piston plate 28 is reset under the action of the reset spring 26, thereby make spacing rack 27 of arc mesh with arc rack 3 once more, carry on spacingly to shank supporting seat 5, convenient to use is convenient for carry out the centre gripping and is fixed to the shank at the in-process that the patient stood up wantonly, prevents to cause the secondary injury to the patient.

According to the invention, the legs are automatically clamped under the action of the gravity of the legs of the patient, so that the legs of the patient are prevented from moving randomly to cause secondary injury, the use is convenient, meanwhile, the height of the lower clamping seat 21 can be adjusted by adding the weight 12, the comfort level of the patient is convenient to improve, in the process of turning over the patient, the leg supporting seat 5 synchronously rotates along with the turning over of the patient, the legs are clamped, and the secondary injury to the legs caused by the turning over of the patient is further prevented.

It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that changes and modifications to the above embodiments are within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.

Claims

1. The leg supporting device for orthopedic surgery is characterized by comprising a limiting disc (1), a leg supporting seat (5) and a bed body (7), wherein the position of the bed tail of the bed body (7) is fixed with the limiting disc (1) through a supporting rod (4), an arc-shaped rack (3) is arranged on the side wall of the lower semicircle of the limiting disc (1), the upper half ring of the limiting disc (1) is sleeved with a first sliding block (2), the limiting disc (1) at the position of the arc-shaped rack (3) is sleeved with a second sliding block (6), sliding grooves (25) which are mutually matched with the limiting disc (1) are formed in the inner sides of the first sliding block (2) and the second sliding block (6), sliding wheels (24) are arranged on the first sliding block (2) and the second sliding block (6) on the inner side of the limiting disc (1) through bearings, and the bottom end of the second sliding block (6) is of a sealed cavity type structure, a third piston plate (28) is connected to the inside of the cavity structure in a sliding mode, a return spring (26) is connected to the bottom of the third piston plate (28), the middle position of the top of the third piston plate (28) extends to the outer side of the cavity structure through a support rod, and an arc-shaped limiting rack (27) meshed with the arc-shaped rack (3) is welded to the middle position of the top of the third piston plate;

the front welding of the first sliding block (2) and the second sliding block (6) is provided with a leg supporting seat (5), the upper end and the lower end of the leg supporting seat (5) are respectively welded with the first sliding block (2) and the second sliding block (6), the bottom of the leg supporting seat (5) is provided with an adjusting cavity (23), the inner part of the adjusting cavity (23) is connected with a second piston plate (22) in a sliding manner, the top of the second piston plate (22) is welded with a lower clamping seat (21) which is connected with the inner wall of the leg supporting seat (5) in a sliding manner through a support rod, one side of the lower clamping seat (21) extends to the outer side of the leg supporting seat (5) through a connecting rod and is welded with a first rack (14), the inner top end of the leg supporting seat (5) is connected with an upper clamping seat (19) in a sliding manner, and one side of the upper clamping seat (19) extends to the outer side of the, a rotating shaft (17) is transversely installed on the outer side wall of the leg supporting seat (5) at the middle position of the first rack (14) and the second rack (18) through a bearing, a first gear disc (16) and a second gear disc (15) which are meshed with the first rack (14) and the second rack (18) are respectively sleeved on the rotating shaft (17), the diameter of the second gear disc (15) is larger than that of the first gear disc (16), an adjusting cylinder (13) is welded at the bottom of one side of the leg supporting seat (5), the bottom of one side of the adjusting cylinder (13) is communicated with the bottom of one side of an adjusting cavity (23) through a guide pipe, a first piston plate (11) is connected to the inside of the adjusting cylinder (13) below the first piston plate (11), and hydraulic oil (10) is injected into the adjusting cavity (23) below the second piston plate (22), a support rod is vertically welded in the middle position above the first piston plate (11), and a weight (12) is sleeved on the support rod.

2. Leg support device according to claim 1, wherein a hose (8) is connected to the top of one side of the cavity structure, and an inflatable bag (9) is connected to the other end of the hose (8).

3. The leg supporting device for orthopedic surgery as claimed in claim 1, wherein the bottom surface of the upper holder (19) and the top surface of the lower holder (21) are bonded with rubber pads (20).

4. The leg supporting device for orthopedic surgery according to claim 1, characterized in that the side walls of the leg supporting base (5) at the connecting rod position of one side of the upper clamping base (19) and the connecting rod position of one side of the lower clamping base (21) are provided with slideways for the connecting rod of one side of the upper clamping base (19) and the connecting rod of one side of the lower clamping base (21) to slide.

5. The leg supporting device for orthopedic surgery as claimed in claim 1, wherein the top of the other side of the leg supporting base (5) is notched.