CN115154153A

CN115154153A - Spinal minimally invasive surgery lateral position fixing device

Info

Publication number: CN115154153A
Application number: CN202210702891.XA
Authority: CN
Inventors: 潘安虎
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-10-11

Abstract

The application provides backbone minimal access surgery lateral position fixing device belongs to surgical operation equipment field, and this backbone minimal access surgery lateral position fixing device includes the operation table body, stands up supporting mechanism, arm and holds in the palm supporting mechanism and truck fixed establishment, it includes first bottom plate, head rod, first pneumatic cylinder and second connecting rod to stand up supporting mechanism, the arm holds in the palm supporting mechanism and includes that first arm holds in the palm, second pneumatic cylinder, first tilt cylinder, first electric putter, second tilt cylinder and second arm support, truck fixed establishment includes fixed block, servo motor, first lead screw, first support, third pneumatic cylinder, second electric putter and backing plate, first lead screw thread run through in first support, the piston rod top of third pneumatic cylinder rotate connect in second electric putter lower extreme, the device accelerates the fixed speed of patient lateral position, improves the efficiency of developing of backbone minimal access surgery.

Description

Spinal minimally invasive surgery lateral position fixing device

Technical Field

The application relates to the field of surgical operation equipment, in particular to a lateral position fixing device for minimally invasive spine surgery.

Background

The spine minimally invasive surgery is an advanced medical surgical operation, a micro incision or a puncture channel is adopted, a special instrument and a special device are applied, the whole surgery process is completed under a visual condition by using various miniature manual or electric instruments and equipment from a normal anatomical structure to a lesion under the monitoring of an image instrument or the guidance of a navigation technology, and the spine minimally invasive surgery has the advantages of small incision, small tissue wound, less bleeding and the like. The lateral position is a position commonly used in minimally invasive spine surgery, and is an operation position in which a patient naturally lies on one side, the head is laterally positioned in the lateral direction, the two lower limbs naturally bend and are placed in a front-back separated mode, the two arms naturally extend forwards, and the spine of the patient is positioned on a horizontal line to keep physiological bending.

At present, the existing lateral position operation equipment is designed by adopting separated parts, when medical personnel need to place a patient on an operation bed into a lateral position, a plurality of people are required to install and operate one by one through manpower, the patient is turned over and fixed by depending on manpower, the operation is more complicated and the speed is slower, more medical personnel and resources are occupied, and the developing efficiency of the minimally invasive spine operation is influenced.

Disclosure of Invention

The present application is directed to solving at least one of the problems in the prior art. Therefore, the lateral position fixing device for minimally invasive spine surgery is provided, and when a patient is set to be in a lateral position, the occupied medical personnel, resources and operation time are reduced, and the developing efficiency of minimally invasive spine surgery is improved.

The application is realized as follows:

the application provides a spinal column minimally invasive surgery lateral position fixing device includes the operation table body, stands up supporting mechanism, arm and holds in the palm supporting mechanism and truck fixed establishment.

A cavity is formed in one end of one side of the operating bed body, a cross bar is arranged at an opening of the cavity, two ends of the cross bar are respectively and fixedly connected with a bed plate of the operating bed body, the turnover supporting mechanism comprises a first bottom plate, first connecting rods, first hydraulic cylinders and second connecting rods, the first bottom plate is attached to one side, away from the cavity, of the bed plate of the operating bed body, the two first connecting rods are respectively arranged on two sides of the first bottom plate, one end of each first connecting rod is fixedly connected to one side of the first bottom plate, the other end of each first connecting rod is rotatably connected to one side of the bed plate of the operating bed body, the two second connecting rods are respectively arranged at two ends of the lower side of the bed plate of the operating bed body, the upper ends of the second connecting rods are fixedly connected to the lower side of the bed plate of the operating bed body, and the two first hydraulic cylinders are respectively arranged on two sides of the first bottom plate, the lower end of the first hydraulic cylinder is rotatably connected to the lower end of the second connecting rod, the top end of a piston rod of the first hydraulic cylinder is rotatably connected to one end, close to the first bottom plate, of the first connecting rod, the arm supporting mechanism comprises a first arm support, a second hydraulic cylinder, a first swing cylinder, a first electric push rod, a second swing cylinder and a second arm support, one end of the first arm support is rotatably connected to one side, far away from the first bottom plate, of a bed plate of the operating table body, one end of the second hydraulic cylinder is rotatably connected to the lower side of the bed plate of the operating table body, the top end of a piston rod of the second hydraulic cylinder is rotatably connected to the lower side of the first arm support, the first swing cylinder is arranged on one side, far away from one end of the cavity, of the bed plate of the operating table body, and the first electric push rod is arranged on one side of the first swing cylinder, the second swing cylinder sets up first electric putter's piston rod top, second arm holds in the palm downside fixed connection in the output of second swing cylinder, truck fixed establishment includes fixed block, servo motor, first lead screw, first support, third pneumatic cylinder, second electric putter and backing plate, four the fixed block symmetry is installed the bed board both sides of operation table body, two first lead screw sets up respectively two between the fixed block, first lead screw one end is rotated and is connected in one the fixed block, the first lead screw other end is rotated and is run through in another the fixed block, servo motor fixed connection in another the fixed block is kept away from first lead screw one side, servo motor's output fixed connection in the first lead screw other end, first lead screw thread run through in first support, third pneumatic cylinder lower extreme rotate connect in the first support outside, second electric putter both sides rotate connect in first support upper end, the piston rod top of third pneumatic cylinder rotate connect in the second electric putter lower extreme, the piston rod top of second electric putter rotate connect in the backing plate downside.

In one embodiment of the application, the first base plate upper side is provided with a first cushion, which upper side is flush with the mattress upper side of the operating bed body.

In an embodiment of the application, the first arm support upper side is provided with a first arm pad, and the middle of the upper side of the first arm pad is provided with a groove.

In an embodiment of the application, the first arm holds in the palm the downside and is provided with the third connecting rod, third connecting rod upper end fixed connection in first arm holds in the palm the downside, the piston rod top of second pneumatic cylinder rotate connect in third connecting rod lower extreme.

In an embodiment of this application, the bed board downside of operation table body is provided with the fourth connecting rod, fourth connecting rod upper end fixed connection in the bed board downside of operation table body, second pneumatic cylinder one end rotate connect in the fourth connecting rod lower extreme.

In one embodiment of the present application, a second arm pad is disposed on the upper side of the second arm support, and the upper side of the second arm pad is arched.

In one embodiment of the present application, the upper side of the cushion plate is provided with a second cushion, and two second cushions are correspondingly arranged.

In one embodiment of the present application, the pad plate and the top end of the piston rod of the second electric push rod are arranged in a spherical joint.

In an embodiment of the present application, a first guide rod is disposed between each of the two fixing blocks, and two ends of the first guide rod are fixedly connected to one of the fixing blocks.

In an embodiment of the present application, the first guide rod and the first lead screw are arranged in parallel, and the first guide rod slidably penetrates through the first bracket.

In one embodiment of the present application, the spinal minimally invasive surgery lateral position fixation device further comprises a head support mechanism and a leg support mechanism.

The head supporting mechanism comprises a second bottom plate, a second screw rod, a support plate, an air bag, third guide rods and an air pump, wherein the two third guide rods are arranged at two ends of the lower side of the second bottom plate in parallel, one end of the third guide rod is fixedly connected with one end of the lower side of the second bottom plate, the other end of the third guide rod penetrates through the outside of one end of the bed plate of the operating bed body close to the first arm support in a sliding manner, the four corners of the upper side of the second bottom plate are respectively provided with a sleeve, the four corners of the lower side of the support plate are respectively provided with a second guide rod, the second guide rod penetrates through the sleeve in a sliding mode, the air bag is arranged between the second bottom plate and the support plate, the second screw thread penetrates through the middle part of the lower side of the second bottom plate and the bed plate of the operating bed body, the air pump is fixedly connected to the lower side of the second bottom plate and communicated with the air bag, the leg supporting mechanism comprises a third bottom plate, a fourth bottom plate, a connecting plate, a fourth guide rod, a fourth hydraulic cylinder and an extension frame, the third bottom plate and the fourth bottom plate are arranged in parallel, the two connecting plates are arranged on one side of the third bottom plate and one side of the fourth bottom plate in parallel, the two fourth guide rods are arranged on the outer side of the connecting plates in parallel, the upper end of the connecting plate and the upper end of the fourth guide rod are fixedly connected to one side of the third bottom plate, the lower end of the connecting plate and the lower end of the fourth guide rod are fixedly connected to one side of the fourth bottom plate, the two fourth guide rods respectively penetrate through the two ends of the cross bar in a sliding manner, the extension frame is arranged at the lower side of the fourth bottom plate, the extension frame and the connecting plate are correspondingly arranged, the upper end of the fourth hydraulic cylinder is fixedly connected to the middle of the cross bar, and the lower end of a piston rod of the fourth hydraulic cylinder is fixedly connected to the lower end inside the extension frame.

In an embodiment of the present application, a second bracket is installed on a side of the second bottom plate away from the operating table body.

In an embodiment of this application, the second lead screw is kept away from operation table body one end is installed the hand wheel, the hand wheel sets up the second bottom plate is outside.

In one embodiment of the present application, the upper side of the strip is provided with a third cushion.

In an embodiment of the present application, the air pump is communicated with the air bag through an air inlet pipe, and a check valve is installed on the air inlet pipe.

In an embodiment of the application, a pressure reducing valve is further installed on the air inlet pipe, and the pressure reducing valve is fixedly connected inside the second support.

In one embodiment of the application, the third base plate upper side is provided with a fourth cushion, and the fourth base plate upper side is provided with a fifth cushion.

The beneficial effect of this application is: the device for fixing the lateral position of minimally invasive spine surgery, which is obtained through the design, is used, a patient lies on the operating bed body, a body on one side presses on the first bottom plate, then the first hydraulic cylinder is started, the first bottom plate is lifted, meanwhile, manual auxiliary adjustment can be performed, after the patient gets the healthy lateral position, a cushion can be placed under the head or the chest of the patient according to actual needs, the servo motor is started to drive the first lead screw, further, the first support on the back side of the patient is driven to the shoulder blade or the waist and the hip of the patient, the third hydraulic cylinder is started to adjust the angle of the second electric push rod, and then the cushion plate is pushed tightly through the second electric push rod, the lateral position fixing device is attached to the scapular part or the waist and hip part of a patient, another base plate is attached to the pubis of the patient to be combined through the same operation, the two lower limbs of the patient are bent naturally, the heel pad is arranged under the foot, the restraint belt is used for fixing, the two arms of the patient are unfolded naturally on the first arm support and the second arm support, and the restraint belt is used for fixing, namely the lateral position fixing operation of the minimally invasive spine surgery is completed, certain automation is realized in the whole operation process, the workload of manpower adjustment and the dependence on medical personnel are greatly reduced, the lateral position fixing speed is improved, and further the developing efficiency of the minimally invasive spine surgery is improved.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a schematic perspective view of a lateral position fixing device for minimally invasive spine surgery provided in an embodiment of the present application;

fig. 2 is a schematic structural diagram of an arm supporting mechanism according to an embodiment of the present disclosure;

fig. 3 is a schematic structural diagram of a turn-over supporting mechanism and an arm supporting mechanism provided in an embodiment of the present application;

FIG. 4 is a schematic view of a cavity, a bar, and a first floor structure provided by an embodiment of the present application;

FIG. 5 is a schematic structural view of a cavity, a cross bar, a first base plate and a second connecting rod provided in an embodiment of the present application;

FIG. 6 is a schematic diagram of a cavity, a bar, and a second connecting rod structure provided by an embodiment of the present application;

FIG. 7 is a structural schematic diagram of a first connecting rod, a first hydraulic cylinder and a second connecting rod according to an embodiment of the present disclosure;

FIG. 8 is a schematic structural view of a torso immobilization mechanism provided in an embodiment of the present application;

FIG. 9 is a schematic view of a rotary joint between a second electric push rod and a backing plate according to an embodiment of the present disclosure;

FIG. 10 is a schematic structural diagram of a head support mechanism provided in an embodiment of the present application;

FIG. 11 is a schematic view of a second bracket and a pressure relief valve according to an embodiment of the present disclosure;

FIG. 12 is a schematic structural view of a second lead screw, a third guide rod and an air pump provided in an embodiment of the present application;

FIG. 13 is a schematic structural view of an air pump and a check valve provided in an embodiment of the present application;

FIG. 14 is a schematic structural view of a leg support mechanism provided in an embodiment of the present application;

fig. 15 is a schematic structural view of a third bottom plate, a fourth bottom plate, a connecting plate, a fourth guide rod and an extension frame according to an embodiment of the present disclosure.

In the figure: 100-operating table body; 110-a cavity; 120-horizontal bar; 200-turning over supporting mechanism; 210-a first backplane; 211-a first cushion; 220-first connecting rod; 230-a first hydraulic cylinder; 240-second connecting rod; 300-arm holding mechanism; 310-a first arm rest; 311-a first arm pad; 312-a third connecting rod; 320-a second hydraulic cylinder; 321-a fourth connecting rod; 330-first tilt cylinder; 340-a first electric push rod; 350-a second tilt cylinder; 360-a second arm support; 361-a second arm pad; 400-torso securing mechanism; 410-fixed block; 420-a servo motor; 430-a first lead screw; 440-a first scaffold; 450-a third hydraulic cylinder; 460-a second electric putter; 470-a backing plate; 471-a second cushion; 480-a first guide rod; 500-a head support mechanism; 510-a second backplane; 511-a sleeve; 512-a second bracket; 520-a second lead screw; 521-a hand wheel; 530-a support plate; 531-second guide bar; 540-air bag; 550-a third cushion; 560-third guide bar; 570-air pump; 571-an air inlet pipe; 580-a pressure relief valve; 590-a one-way valve; 600-a leg support mechanism; 610-a third base plate; 611-a fourth cushion; 620-a fourth backplane; 621-a fifth cushion; 630-a connecting plate; 640-a fourth guide bar; 650-a fourth hydraulic cylinder; 660 — extension cage.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

As shown in fig. 1 to 15, the device for fixing a lateral recumbent position in minimally invasive spinal surgery according to the embodiment of the present application includes an operating bed body 100, a turning-over supporting mechanism 200, an arm supporting mechanism 300, a trunk fixing mechanism 400, a head supporting mechanism 500 and a leg supporting mechanism 600, wherein the turning-over supporting mechanism 200 is disposed at one side of the operating bed body 100 to facilitate turning over a patient from a lying state to a healthy lateral recumbent position, the arm supporting mechanism 300 is disposed at the other side of the operating bed body 100 to enable the patient's two arms to be naturally unfolded and supported so as to enable the patient's chest to be in a natural diastole state, the trunk fixing mechanism 400 is disposed at both sides of the operating bed body 100 to facilitate fixing the patient's body, the head supporting mechanism 500 is disposed at one end of the operating bed body 100 close to the arm supporting mechanism 300 to facilitate adjusting and supporting the patient's head, the leg supporting mechanism 600 is disposed at one side of the operating bed body 100 far from the head supporting mechanism 500 to facilitate adjusting and supporting the patient's two lower limbs and facilitating accommodating.

According to some embodiments of the present application, as shown in fig. 1 and fig. 4 to fig. 6, a cavity 110 is formed at one end of one side of the operating bed body 100, a cross bar 120 is disposed at an opening of the cavity 110, two ends of the cross bar 120 are respectively and fixedly connected to a bed board of the operating bed body 100, the cavity 110 is configured to accommodate a leg support mechanism 600, and the cross bar 120 can provide support for the leg support mechanism 600 and facilitate adjustment of the leg support mechanism 600.

According to some embodiments of the present application, as shown in fig. 1 to 7, the turn-over supporting mechanism 200 includes a first base plate 210, a first connecting rod 220, a first hydraulic cylinder 230 and a second connecting rod 240, the first base plate 210 is attached to a side of the bed plate of the operating table body 100 away from the cavity 110, the two first connecting rods 220 are respectively disposed at two sides of the first base plate 210, one end of the first connecting rod 220 is fixedly connected to one side of the first base plate 210 by welding, the other end of the first connecting rod 220 is rotatably connected to one side of the bed plate of the operating table body 100, the two second connecting rods 240 are respectively disposed at two ends of a lower side of the bed plate of the operating table body 100, an upper end of the second connecting rod 240 is fixedly connected to a lower side of the bed plate of the operating table body 100, the upper end of second connecting rod 240 is through welded fastening in the bed board downside of operation table body 100, two first pneumatic cylinders 230 set up respectively in first bottom plate 210 both sides, first pneumatic cylinder 230 lower extreme rotates to be connected in second connecting rod 240 lower extreme, the piston rod top of first pneumatic cylinder 230 rotates to be connected in first connecting rod 220 and is close to first bottom plate 210 one end, can drive first bottom plate 210 upset through first pneumatic cylinder 230, with this can stand up the patient, reduce the reliance to the manpower, reduce medical personnel's working strength, first bottom plate 210 upside is provided with first cushion 211, first cushion 211 upside flushes with the mattress upside of operation table body 100, first cushion 211 can keep the level and smooth of whole bed surface, make the patient lie comfortably.

According to some embodiments of the present application, as shown in fig. 1-3, the arm supporting mechanism 300 includes a first arm support 310, a second hydraulic cylinder 320, a first swing cylinder 330, a first electric push rod 340, a second swing cylinder 350 and a second arm support 360, wherein one end of the first arm support 310 is rotatably connected to one end of the bed board of the operating table body 100 far away from the cavity 110, one end of the second hydraulic cylinder 320 is rotatably connected to the lower side of the bed board of the operating table body 100, the top end of the piston rod of the second hydraulic cylinder 320 is rotatably connected to the lower side of the first arm support 310, the first swing cylinder 330 is arranged at one end of the bed board of the operating table body 100 far away from the cavity 110, the first electric push rod 340 is arranged at one side of the first swing cylinder 330, the second swing cylinder 350 is arranged at the top end of the piston rod of the first electric push rod 340, the lower side of the second arm support 360 is fixedly connected to the output end of the second swing cylinder 350, the first arm support 310 is provided with a first arm pad 311, the middle part of the upper side of the first arm pad 311 is provided with a groove, the mattress of the operating bed body 100 corresponding to the groove on the first arm pad 311 is also provided with a long groove traversing the two sides of the mattress, after the patient takes the healthy lateral lying position, the whole lower arm can be placed into the long groove of the mattress, the forearm can naturally stretch out in the groove on the first arm pad 311 and is fixed by a restraint strap, thus the arm can be prevented from being pressed, the patient can keep the standard healthy lateral lying position, the lower side of the first arm support 310 is provided with a third connecting rod 312, the upper end of the third connecting rod 312 is fixedly connected with the lower side of the first arm support 310 by welding, the top end of the piston rod of the second hydraulic cylinder 320 is rotatably connected with the lower end of the third connecting rod 312, the lower side of the bed board of the operating bed body 100 is provided with a fourth connecting rod 321, the upper end of the fourth connecting rod 321 is fixedly connected with the lower side of the bed board of the operating bed body 100, the upper end of the fourth connecting rod 321 is fixedly connected to the lower side of the bed board of the operating bed body 100 by welding, one end of the second hydraulic cylinder 320 is rotatably connected to the lower end of the fourth connecting rod 321, generally, the length of the third connecting rod 312 is smaller than that of the fourth connecting rod 321, so that the second hydraulic cylinder 320 can conveniently adjust the angle of the first arm support 310, and the far-end joint is slightly higher than the near-end joint, when the device is in a non-use state, the first arm support 310 can be conveniently accommodated below the operating bed body 100, the upper side of the second arm support 360 is provided with the second arm pad 361, the upper side of the second arm pad 361 is arched, the first swing cylinder 330 can adjust the angle of the first electric push rod 340, then the height of the second arm support 360 is adjusted by the first electric push rod 340, the rotation angle of the second arm support 361 can be adjusted by the second swing cylinder 350, in addition, the upper side of the second arm pad is arched, another arm of the patient can extend on the second arm pad 361, and the far-end joint is slightly lower than the near-end joint of the second arm support 360, after the patient is fixed by the restraining belt, the chest, the patient can naturally stretch, the cardiopulmonary support 360 is conveniently protected, and the second arm support 360 and the second swing cylinder 360 can be accommodated under the second arm support 100.

According to some embodiments of the present application, as shown in fig. 1 and 8-9, the trunk fixing mechanism 400 includes fixing blocks 410, a servo motor 420, a first lead screw 430, a first bracket 440, a third hydraulic cylinder 450, a second electric push rod 460 and a backing plate 470, four fixing blocks 410 are symmetrically installed on two sides of the bed plate of the operating bed body 100, two first lead screws 430 are respectively disposed between the two fixing blocks 410, one end of the first lead screw 430 is rotatably connected to one fixing block 410, the other end of the first lead screw 430 is rotatably connected to the other fixing block 410, the servo motor 420 is fixedly connected to one side of the other fixing block 410 away from the first lead screw 430, the output end of the servo motor 420 is fixedly connected to the other end of the first lead screw 430, the first lead screw 430 is threaded through the first bracket 440, the lower end of the third hydraulic cylinder 450 is rotatably connected to the outer side of the first bracket 440, two sides of the second electric push rod 460 are rotatably connected to the upper end of the first bracket 440, the top end of the piston rod of the third hydraulic cylinder 450 is rotatably connected to the lower end of the second electric push rod 460, the top end of the piston rod of the second electric push rod 460 is rotatably connected to the lower side of the backing plate 470, the upper side of the backing plate 470 is provided with a second cushion 471, the two second cushions 471 are correspondingly arranged, the top ends of the piston rods of the backing plate 470 and the second electric push rod 460 are arranged in a spherical joint, the backing plate 470 can flexibly rotate in a certain range, the second cushion 471 can make a patient feel comfortable when the backing plate 470 is attached to the body of the patient, first guide rods 480 are respectively arranged between the two fixed blocks 410, both ends of the first guide rods 480 are respectively fixedly connected to one fixed block 410 by riveting, the first guide rods 480 and the first lead screw 430 are arranged in parallel, the first guide rods 480 slidably penetrate through the first bracket 440, when the servo motor 420 drives the first lead screw 430 to rotate and drive the first bracket 440, the first guide rod 480 can provide stable guidance for the first bracket 440, after the first bracket 440 is moved to a proper position, the angle of the second electric push rod 460 is adjusted through the third hydraulic cylinder 450, and then the backing plate 470 is pushed against the body of the patient through the second electric push rod 460, so as to complete the fixation of the body of the patient.

According to some embodiments of the present application, as shown in fig. 10-13, the head support mechanism 500 includes a second base plate 510, a second lead screw 520, a support plate 530, an air bag 540, third guide rods 560 and an air pump 570, two third guide rods 560 are arranged at two ends of a lower side of the second base plate 510 in parallel, one end of the third guide rod 560 is fixedly connected to one end of a lower side of the second base plate 510, the other end of the third guide rod 560 slidably penetrates through a bed plate of the operating table body 100 near an outer portion of one end of the first arm support 310, four corners of an upper side of the second base plate 510 are respectively provided with a sleeve 511, four corners of a lower side of the support plate 530 are respectively provided with a second guide rod 531, the second guide rod 531 slidably penetrates through the sleeve 511, the air bag 540 is arranged between the second base plate 510 and the support plate 530, the second lead screw 520 is threaded through a middle portion of a lower side of the second base plate 510 and the bed plate of the operating table body 100, the air pump 570 is fixedly connected to a lower side of the second base plate 510, the air pump 570 is communicated with the air bag 540, one end of the second lead screw 520 far away from the operating table body 100 is provided with a hand wheel 521, 521 and 521, the second lead screw 520 can be conveniently rotated by the hand wheel 521 to drive the whole head support mechanism 500 to extend and retract, the air pump 570 is communicated with the air bag 540 through the air inlet pipe 571, the air inlet pipe 571 is provided with a one-way valve 590, one side of the second bottom plate 510, which is far away from the operating bed body 100, is provided with a second bracket 512, the air inlet pipe 571 is also provided with a pressure reducing valve 580, the pressure reducing valve 580 is fixedly connected inside the second bracket 512, the air pump 570 inflates the air bag 540, the one-way valve 590 can prevent the air from flowing back, thereby raising the height of the support plate 530, the second bracket 512 can fix the air inlet pipe 571 and the pressure reducing valve 580, the gas in bladder 540 can be released through pressure relief valve 580 to reduce the height of brace 530, thereby providing comfortable support for the patient's head as needed.

According to some embodiments of the present application, as shown in fig. 14 to 15, the leg supporting mechanism 600 includes a third base plate 610, a fourth base plate 620, a connecting plate 630, a fourth guide bar 640, a fourth hydraulic cylinder 650, and an extension frame 660, the third base plate 610 and the fourth base plate 620 are juxtaposed, the two connecting plates 630 are juxtaposed on one side of the third base plate 610 and the fourth base plate 620, the two fourth guide bars 640 are juxtaposed on an outer side of the connecting plate 630, an upper end of the connecting plate 630 and an upper end of the fourth guide bar 640 are fixedly connected to one side of the third base plate 610, a lower end of the connecting plate 630 and a lower end of the fourth guide bar 640 are fixedly connected to one side of the fourth base plate 610, an upper end of the connecting plate 630 and an upper end of the fourth guide bar 640 are fixedly connected to one side of the fourth base plate 620 by welding, the two fourth guide bars 640 respectively slidably penetrate both ends of the bar 120, the extension frame 660 is arranged at the lower side of the fourth bottom plate 620, the extension frame 660 and the connection plate 630 are correspondingly arranged, the upper end of the fourth hydraulic cylinder 650 is fixedly connected to the middle part of the cross bar 120 through welding, the lower end of the piston rod of the fourth hydraulic cylinder 650 is fixedly connected to the lower end of the interior of the extension frame 660 through welding, the fourth cushion 611 is arranged at the upper side of the third bottom plate 610, the fifth cushion 621 is arranged at the upper side of the fourth bottom plate 620, the thicknesses of the fourth cushion 611, the fifth cushion 621 and the mattress of the operating bed body 100 are arranged in the same way, the heights of the third bottom plate 610 and the fourth bottom plate 620 can be increased or reduced through the fourth hydraulic cylinder 650, the fifth cushion 621 and the mattress of the operating bed body 100 are flush, namely, the legs of a patient can be respectively arranged on the third bottom plate 610 and the fourth bottom plate 620, and fixed with the restraint strap, be convenient for like this make the two low limbs of patient that are in the lateral position be in the state of buckling naturally, do benefit to going on smoothly of operation, after the operation finishes, can make fourth cushion 611 fall to flush with the mattress of operation table body 100 through fourth pneumatic cylinder 650 once more, can accomodate shank supporting mechanism 600.

Specifically, the working principle of the fixing device for the lateral position of the minimally invasive spine surgery is as follows: when the multifunctional support is used, a patient lies on the operating bed body 100, the body on one side presses on the first bottom plate 210, the second lead screw 520 is rotated through the hand wheel 521, the distance between the second bottom plate 510 and the operating bed body 100 is adjusted, the air pump 570 inflates the air bag 540, the check valve 590 can prevent air from flowing back, so that the height of the support plate 530 is raised, the second support 512 can fix the air inlet pipe 571 and the pressure reducing valve 580, the air in the air bag 540 can be released through the pressure reducing valve 580, the height of the support plate 530 can be reduced, the head of the patient can be supported comfortably, then the first hydraulic cylinder 230 is started, the first bottom plate 210 is raised, meanwhile, manual auxiliary adjustment can be performed, after the patient takes the health-side lying position, long grooves which penetrate through the two sides of the mattress are formed in the mattress on the mattress of the operating bed body 100 and correspond to the grooves on the first arm cushion 311, after the patient takes the health-side lying position, the whole arm below can be placed in the long grooves of the mattress, the forearm will be naturally stretched in the groove on the first arm pad 311 and fixed by the restraint strap, thus preventing arm compression, the angle of the first arm support 310 is adjusted by the second hydraulic cylinder 320, the far end joint is slightly higher than the near end joint, the angle of the first electric push rod 340 is adjusted by the first swing cylinder 330, then the height of the second arm support 360 is adjusted by the first electric push rod 340, the rotation angle of the second arm support 360 is adjusted by the second swing cylinder 350, in addition, the upper side of the second arm pad 361 is arched, so that the other arm of the patient can be stretched on the second arm pad 361, the far end joint is slightly lower than the near end joint, after the two arms are fixed by the restraint strap, the chest of the patient can be naturally stretched simultaneously, the cardiopulmonary function of the patient can be protected, a soft pad can be placed under the head or chest of the patient according to actual conditions, the servo motor 420 is started to drive the first lead screw 430, and then drive the first support 440 of patient's dorsal aspect to the patient's scapula or waist buttock, start third hydraulic cylinder 450 and adjust the angle of second electric push rod 460, then push backing plate 470 tight through second electric push rod 460, laminate in patient's scapula or waist buttock, the same operation makes another backing plate 470 paste the pubic bone union of patient, can promote or reduce the height of third bottom plate 610 and fourth bottom plate 620 through fourth hydraulic cylinder 650, fifth cushion 621 and the mattress of operation table body 100 are leveled at ordinary times, can place the patient's both legs on third bottom plate 610 and fourth bottom plate 620 respectively, and fix with the restraint band, so be convenient for make the patient's both lower limbs in lateral position in the state of natural buckling, do benefit to going on smoothly of the operation, so operate to accomplish the fixed operation of lateral position of the minimal access surgery of spine, the whole operation process has realized certain automation, greatly reduced the work load of adjustment and the reliance on medical personnel, improved the fixed speed of lateral position, and then improved the efficiency of minimal access surgery of spinal column.

It should be noted that the specific model specifications of the first electric push rod 340, the servo motor 420, the second electric push rod 460 and the air pump 570 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art, so detailed description is omitted.

The power supply of the first electric putter 340, the servo motor 420, the second electric putter 460, and the air pump 570 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.

The above is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The lateral clinostatism fixing device for minimally invasive spine surgery is characterized by comprising

The multifunctional surgical bed comprises an operating bed body (100), wherein a cavity (110) is formed in one end of one side of the operating bed body (100), a cross bar (120) is arranged at an opening of the cavity (110), and two ends of the cross bar (120) are respectively and fixedly connected to a bed plate of the operating bed body (100);

the turnover support mechanism (200) comprises a first bottom plate (210), a first connecting rod (220), a first hydraulic cylinder (230) and a second connecting rod (240), wherein the first bottom plate (210) is attached to one side, away from the cavity (110), of a bed plate of the operating bed body (100), the two first connecting rods (220) are respectively arranged on two sides of the first bottom plate (210), one end of the first connecting rod (220) is fixedly connected to one side of the first bottom plate (210), the other end of the first connecting rod (220) is rotatably connected to one side of the bed plate of the operating bed body (100), the two second connecting rods (240) are respectively arranged at two ends of the lower side of the bed plate of the operating bed body (100), the upper end of the second connecting rod (240) is fixedly connected to the lower side of the bed plate of the operating bed body (100), the two first hydraulic cylinders (230) are respectively arranged on two sides of the first bottom plate (210), the lower ends of the first hydraulic cylinders (230) are rotatably connected to the lower ends of the second connecting rods (240), and the first connecting rods (230) are connected to the top ends of the first connecting rods (230) close to the top end of the first hydraulic cylinder (210);

the arm supporting mechanism (300) comprises a first arm support (310), a second hydraulic cylinder (320), a first swing cylinder (330), a first electric push rod (340), a second swing cylinder (350) and a second arm support (360), one end of the first arm support (310) is rotatably connected to one side, far away from the first bottom plate (210), of a bed plate of the operating bed body (100), of one end of the first arm support (310), one end of the second hydraulic cylinder (320) is rotatably connected to the lower side of the bed plate of the operating bed body (100), the top end of a piston rod of the second hydraulic cylinder (320) is rotatably connected to the lower side of the first arm support (310), the first swing cylinder (330) is arranged on one side, far away from one end of the cavity (110), of the bed plate of the operating bed body (100), the first electric push rod (340) is arranged on one side of the first swing cylinder (330), the second swing cylinder (350) is arranged on the top end of the piston rod of the first electric push rod (340), and the lower side of the second arm support (360) is fixedly connected to the output end of the second swing cylinder (360);

the trunk fixing mechanism (400) comprises fixing blocks (410), a servo motor (420), a first lead screw (430), a first bracket (440), a third hydraulic cylinder (450), a second electric push rod (460) and a base plate (470), the four fixing blocks (410) are symmetrically arranged on two sides of a bed plate of the operating table body (100), the two first lead screws (430) are respectively arranged between the two fixing blocks (410), one end of the first lead screw (430) is rotatably connected with one fixed block (410), the other end of the first lead screw (430) is rotatably penetrated through the other fixed block (410), the servo motor (420) is fixedly connected to one side, away from the first lead screw (430), of the other fixed block (410), the output end of the servo motor (420) is fixedly connected with the other end of the first lead screw (430), the first lead screw (430) penetrates through the first bracket (440) in a threaded manner, the lower end of the third hydraulic cylinder (450) is rotatably connected to the outer side of the first bracket (440), the two sides of the second electric push rod (460) are rotatably connected with the upper end of the first bracket (440), the top end of a piston rod of the third hydraulic cylinder (450) is rotationally connected with the lower end of the second electric push rod (460), the top end of the piston rod of the second electric push rod (460) is rotatably connected to the lower side of the backing plate (470).

2. The minimally invasive spinal surgery lateral decubitus fixing device according to claim 1, wherein a first cushion (211) is provided on the upper side of the first bottom plate (210), and the upper side of the first cushion (211) is flush with the upper side of a mattress of the operating bed body (100).

3. The lateral position fixing device for minimally invasive spine surgery of claim 1, wherein a first arm pad (311) is arranged on the upper side of the first arm support (310), and a groove is formed in the middle of the upper side of the first arm pad (311).

4. The lateral recumbent position fixing device for minimally invasive spine surgery as recited in claim 1, wherein a third connecting rod (312) is arranged on the lower side of the first arm support (310), the upper end of the third connecting rod (312) is fixedly connected to the lower side of the first arm support (310), and the top end of a piston rod of the second hydraulic cylinder (320) is rotatably connected to the lower end of the third connecting rod (312).

5. The lateral recumbent position fixing device for minimally invasive spine surgery of claim 1, wherein a fourth connecting rod (321) is arranged on the lower side of a bed plate of the operating bed body (100), the upper end of the fourth connecting rod (321) is fixedly connected to the lower side of the bed plate of the operating bed body (100), and one end of the second hydraulic cylinder (320) is rotatably connected to the lower end of the fourth connecting rod (321).

6. The lateral recumbent position fixing device for minimally invasive spine surgery according to claim 1, characterized in that a second arm pad (361) is arranged on the upper side of the second arm support (360), and the upper side of the second arm pad (361) is arched.

7. The lateral recumbent position fixing device for minimally invasive spine surgery according to claim 1, characterized in that a second cushion (471) is arranged on the upper side of the backing plate (470), and the two second cushions (471) are correspondingly arranged.

8. The lateral decubitus fixing device for minimally invasive spine surgery as recited in claim 1, wherein the base plate (470) and the top end of the piston rod of the second electric push rod (460) are arranged in a spherical joint.

9. The lateral decubitus fixation device for minimally invasive spine surgery according to claim 1, wherein a first guide rod (480) is disposed between each of the two fixed blocks (410), and both ends of the first guide rod (480) are fixedly connected to one of the fixed blocks (410).

10. The minimally invasive spinal surgery lateral decubitus fixation device according to claim 9, wherein the first guide rod (480) and the first lead screw (430) are arranged in parallel, and the first guide rod (480) is slidably inserted through the first bracket (440).