CN213722398U

CN213722398U - Flatcar for endoscopic surgery

Info

Publication number: CN213722398U
Application number: CN202021949932.8U
Authority: CN
Inventors: 马文聪; 张筱凤; 楼奇峰
Original assignee: Hangzhou First Peoples Hospital
Current assignee: Hangzhou First Peoples Hospital
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-07-20
Anticipated expiration: 2030-09-08

Abstract

The application discloses flatcar is used in scope operation belongs to nursing apparatus technical field. The flatcar for endoscopic surgery comprises bottom wheels, a bottom plate, a frame, a first drawer, a waste box, a working plate, handrails and an instrument frame, wherein the instrument frame is arranged on the upper side of the frame, the bottom wheels are fixedly connected with the bottom surface of the bottom plate, the lower end of the frame is fixedly connected with the top surface of the bottom plate, the waste box is fixedly connected with the inner wall of the frame, the working plate is arranged at the upper end of the waste box, the instrument frame is arranged on the upper side of the working plate, and the instrument frame is in sliding connection with frame holes, can store the replaced surgical instruments and living tissues, avoid medical staff from walking back and forth to store different garbage in a classified manner, improve the surgical efficiency, reduce the space occupation, release more operable space, open the working plate, when the waste bin is opened or closed, the working plate keeps a flat surface, and medical operation can be performed on the working plate.

Description

Flatcar for endoscopic surgery

Technical Field

The utility model belongs to the technical field of the nursing apparatus, more specifically say, relate to flatcar for endoscopic surgery.

Background

Endoscope nursing is mainly to how to carry out the clinical care subject of operation nursing to endoscope room patient, and endoscope nursing still lies in with other clinical care differences, and endoscope room operation is of a great variety, the many slender type of surgical accessories, and current operation flatcar function is comparatively single, only has placer thing function. The accessory can not be hung in the operation.

In the operation process, the annex needs often to be changed to doctor and nurse, and current flatcar can't hang in the operation and put the annex, and too much surgical equipment has increased medical personnel's working strength, and how to put operation annex orderly reasonable is crucial. The operation rhythm is fast so that the operation table top can not be cleaned quickly after the operation patient is replaced, and the nursing work burden is increased.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Problem to exist among the prior art, the utility model aims to provide a flatcar is used in scope operation, it provides a new technical thought, the apparatus frame that will be used for placing surgical instruments combines with the nursing medicating cart, can be when changing surgical instruments, change the medicine nearby, reduce the time that medical personnel made a round trip to walk, time saving and labor saving, the dump bin has been increased on the nursing medicating cart, can deposit surgical instruments and living body tissue that change down, avoid medical staff to make a round trip to walk and deposit different waste classification, the operation efficiency is improved, multi-functional unification, and the apparatus frame has the telescopic function, reduce occuping of space, but release operating space more, the working plate can be opened, when opening the dump bin or closing the dump bin, the working plate all keeps the plane, can carry out medical operation on the working plate.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A flatcar for endoscopic surgery comprises bottom wheels, a bottom plate, a frame, a first drawer, a waste bin, a working plate, handrails and an instrument frame.

The bottom wheel is additionally provided with a brake, so that the bottom wheel can be fixed and cannot move.

The frame includes left branch fagging, right branch fagging, back backup pad, connecting seat and frame hole, left branch fagging rear end and back backup pad left end fixed connection, left branch fagging is perpendicular with back backup pad, right branch fagging rear end and back backup pad right-hand member fixed connection, right branch fagging is perpendicular with back backup pad, the frame cross section is the C type, connecting seat fixed connection is in back backup pad upper end, the connecting seat is located backup pad upper end left side, backup pad and connecting seat after the frame hole runs through, the same axle center of frame hole and connecting seat.

The working plate comprises a first turning plate and a second turning plate, the first turning plate is hinged with the second turning plate, the first turning plate is positioned on the left side of the second turning plate, the second turning plate is fixedly connected with the inner wall of the frame, and the first turning plate is movable relative to the frame.

The instrument frame is positioned on the upper side of the frame and is in sliding connection with the frame, and instruments for operation can be placed on the instrument frame.

The bottom wheel is fixedly connected with the bottom surface of the bottom plate.

The lower end of the frame is fixedly connected with the top surface of the bottom plate.

The first drawer is connected between the left support plate and the right support plate in a sliding mode, and the number of the first drawers is at least one.

The waste box is positioned on the upper side of the first drawer and is fixedly connected with the inner wall of the frame, and the waste box can store surgical wastes.

The working plate is placed at the upper end of the waste bin, and the waste bin is covered by the working plate.

The working plate is lower than the horizontal plane of the upper end of the frame.

Furthermore, the number of the handrails is three, the three handrails are fixedly connected to the upper end of the left supporting plate, the upper end of the right supporting plate and the upper end of the rear supporting plate respectively, the handrails can protect objects on the working plate from falling off carelessly, and when the integral mechanism is moved, the handrails can serve as the handrails, so that force application is facilitated.

Furthermore, the quantity of return pulleys is four, and four return pulleys are located four corners of bottom plate respectively, and two return pulleys that are located the bottom plate front side are the universal wheel, and two return pulleys that are located the bottom plate rear side are the fixed pulley, make whole mechanism can remove smoothly and change the direction.

Further, the waste bin includes wet material chamber and dry material chamber, the first board that turns over includes wet material apron and dry material apron, wet material apron is placed in wet material chamber upper end and is covered wet material chamber, dry material apron is placed in dry material chamber upper end and is covered dry material chamber, wet material apron right side is articulated on the left of turning over the board with the second, dry material apron right side is articulated on the left of turning over the board with the second, the first switching that turns over the steerable waste bin of board, wet type waste materials such as tissue are examined to wet material chamber splendid attire, dry type waste materials such as surgical instruments that dry material chamber splendid attire was changed.

Furthermore, the upper end of the working plate is provided with a hinge groove, a hinge is arranged in the hinge groove, and the top surface of the working plate is higher than the hinge, so that the working plate is smooth and has no protrusion, and objects are more stable when placed on the working plate.

Further, the apparatus frame includes the elasticity collet chuck, compress tightly the lid, telescopic link and supporter, supporter and telescopic link top swing joint, the telescopic link is located the rack hole, the elasticity collet chuck cup joints in the telescopic link outside, the elasticity collet chuck is placed in the connecting seat upper end, compress tightly lid and connecting seat threaded connection, it is located elasticity collet chuck upside to compress tightly the lid, compress tightly the lid and can extrude the elasticity collet chuck, change elasticity collet chuck internal diameter size, make the telescopic link reciprocate at the frame downthehole, reach flexible effect.

Furthermore, the right side of the waste bin is slidably connected with a second drawer, the right side of the second drawer is slidably connected with the inner wall of the right side of the frame, the second turning plate is placed at the upper end of the second drawer and fully covers the second drawer, the second turning plate serves as the top surface of the second drawer, the first turning plate serves as the top surface of the waste bin, the waste bin is more convenient to clean, the cleaning tool is easier to stretch into, and the dead angle cannot be cleaned.

Furthermore, the left side of the frame is detachably connected with a glove box, and the right side of the frame is detachably connected with a garbage box.

Furthermore, left spout has been seted up to the left branch fagging upside, and first board that turns over is located left spout and with left spout sliding connection, and right spout has been seted up to the right branch fagging upside, and the second turns over the board and is located right spout and with right spout sliding connection, and first board and the second of turning over turns over can carry out horizontal translation, and the translation position that first board and the second turned over the board decides the state that opens and shuts of dump bin.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) the scheme provides a new technical idea.

(2) The instrument frame for placing the surgical instruments is combined with the dressing change cart, so that the medicines can be changed nearby while the surgical instruments are changed, the time for medical workers to move back and forth is shortened, and time and labor are saved.

(3) The utility model has the advantages of this scheme has increased the dump bin on the dressing change car, can deposit the surgical instruments and the live body tissue that change, avoids medical staff to make a round trip to walk about and deposits the waste classification of difference, has improved operation efficiency.

(4) The multifunctional combined tool rack has the advantages that the multifunctional combined tool rack has the telescopic function, the occupied space is reduced, and more operable spaces are released.

(5) The working plate can be opened, and when the waste bin is opened or closed, the working plate keeps a flat surface, so that medical operation can be performed on the working plate.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention;

fig. 2 is a schematic perspective view of the first turning plate of the first embodiment of the present invention after being turned 180 degrees;

FIG. 3 is a schematic cross-sectional view of the connection between the instrument holder and the frame according to the second embodiment of the present invention;

fig. 4 is a schematic perspective view of a third embodiment of the present invention;

fig. 5 is a schematic perspective view of a fourth embodiment of the present invention.

The reference numbers in the figures illustrate:

1 return pulley, 2 bottom plates, 3 frames, 301 connecting seats, 302 frame holes, 303 glove boxes, 304 garbage boxes, 4 first drawers, 5 waste boxes, 501 wet material cavities, 502 dry material cavities, 6 second drawers, 7 working plates, 701 first turning plates, 702 second turning plates, 703 hinge grooves, 704 pull rings, 8 handrails, 9 instrument frames, 901 elastic collets, 902 pressing covers, 903 telescopic rods and 904 commodity shelves.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The first embodiment is as follows: referring to fig. 1-2, the flatcar for endoscopic surgery comprises bottom wheels 1, a bottom plate 2, a frame 3, a first drawer 4, a waste bin 5, a working plate 7, a handrail 8 and an instrument rack 9.

Return pulley

1 and 2 bottom surfaces fixed connection of bottom plate, 1 quantity of return pulley is four, four return pulleys 1 are all subsidiary brake, the brake can make 1 fixed unable removal of return pulley, effectively avoid rotating the risk that influences the operation process at operating room return pulley 1, four return pulleys 1 are located four corners of bottom plate 2 respectively, two return pulleys 1 that are located 2 front sides of bottom plate are the universal wheel, two return pulleys 1 that are located 2 rear sides of bottom plate are the tight pulley, make whole mechanism can remove smoothly and change the direction.

Frame 3 lower extreme and 2 top surface fixed connection of bottom plate, frame 3 includes the left branch fagging, the right branch fagging, back backup pad, connecting seat 301 and frame hole 302, left branch fagging rear end and back backup pad left end fixed connection, the left branch fagging is perpendicular with back backup pad, right branch fagging rear end and back backup pad right-hand member fixed connection, the right branch fagging is perpendicular with back backup pad, 3 cross sections of frame are the C type, connecting seat 301 fixed connection is in back backup pad upper end, connecting seat 301 is located back backup pad upper end left side, frame hole 302 runs through back backup pad and connecting seat 301, frame hole 302 and the same axle center of connecting seat 301.

All be equipped with the slide rail between first drawer 4 and left branch fagging and the right branch fagging, make first drawer 4 pull, first drawer 4 quantity is at least one.

The working plate 7 comprises a first turning plate 701 and a second turning plate 702, the first turning plate 701 is hinged with the second turning plate 702, the first turning plate 701 is located on the left side of the second turning plate 702, the second turning plate 702 is fixedly connected with the inner wall of the frame 3, the first turning plate 701 is movable relative to the frame 3, a hinge groove 703 is formed in the upper end of the working plate 7, a hinge is installed in the hinge groove 703, the top surface of the working plate 7 is higher than the hinge, the working plate 7 is smooth and free of protrusions, and objects are more stable when placed on the working plate 7.

Waste bin 5 is located 4 upsides in first drawer,

waste bin

5 and 3 inner wall fixed connection of frame, waste bin 5 includes wet material chamber 501 and dry material chamber 502, first board 701 that turns over includes wet material apron and dry material apron, wet material apron is placed in wet material chamber 501 upper end and is covered wet material chamber 501, dry material apron is placed in dry material chamber 502 upper end and is covered dry material chamber 502, wet material apron right side and second turn over board 702 left side and articulate, dry material apron right side and second turn over board 702 left side and articulate, the first switching that turns over board 701 steerable waste bin 5 that turns over, wet type waste materials such as tissue are examined to wet material chamber 501 splendid attire, dry type waste materials such as surgical instruments that dry material chamber 502 splendid attire was changed.

5 right sides of waste bin are equipped with second drawer 6, second drawer 6 is equipped with the slide rail with 3 right side inner walls of frame, second drawer 6 is equipped with the slide rail with the waste bin left side, make second drawer 6 can carry out the pull, the second turns over board 702 and places in 6 upper ends of second drawer and cover full second drawer 6, the second turns over board 702 and regards as the top surface of second drawer 6, the first top surface as waste bin 5 that turns over board 701, it is more convenient when making 5 clearance of waste bin, the clearance instrument is changeed and is stretched into, can not produce and clean the dead angle.

The work plate 7 is placed on the upper end of the waste bin 5, and the work plate 7 covers the waste bin 5.

The working plate 7 is lower than the horizontal position of the upper end of the frame 3, so that the surgical objects placed on the working plate 7 have a displacement limit, and the falling of the surgical objects is effectively avoided.

Sterile square towels can be laid on the working plate 7 quickly, the sterile square towels are fixed on the handrails 8 through the clips, the working plate table surface becomes an endoscope operation table surface quickly, after an operation is finished, operation related accessories can be placed in the square towels to be wrapped and discarded together with the square towels, and the next operation is performed quickly.

The instrument rack 9 is positioned on the upper side of the frame 3, the instrument rack 9 is connected with the frame 3 in a sliding mode, and surgical instruments can be placed on the instrument rack 9.

The handrails 8 are three in number, the three handrails 8 are fixedly connected to the upper end of the left supporting plate, the upper end of the right supporting plate and the upper end of the rear supporting plate respectively, the handrails 8 can protect objects on the working plate 7 from falling off carelessly, and when the integral mechanism is moved, the handrails 8 serve as the handrails to facilitate force application.

The second embodiment is as follows: referring to the flatcar for endoscopic surgery in fig. 3, the instrument holder 9 includes an elastic collet 901, a compression cap 902, a telescopic rod 903 and a storage rack 904.

The article placing rack 904 is movably connected with the top end of the telescopic rod 903, and the article placing rack 904 can rotate around the telescopic rod 903.

The telescoping rod 903 is positioned within the frame aperture 302.

The elastic collet 901 is sleeved outside the telescopic rod 903.

Resilient collet 901 is placed on the upper end of connecting socket 301.

Compression cap 902 is threadably connected to coupling socket 301.

The pressing cap 902 is located on the upper side of the elastic collet 901, and the pressing cap 902 can press the elastic collet 901 to change the inner diameter of the elastic collet 901, so that the telescopic rod 903 moves up and down in the frame hole 302.

When the pressing cover 902 is screwed down, the elastic collet 901 is compressed, so that the elastic collet 901 is compressed inwards, the inner diameter of the elastic collet 901 is reduced, the pressing force on the telescopic rod 903 is increased, the friction force between the elastic collet 901 and the telescopic rod 903 is increased, the telescopic rod 903 is not easy to move up and down, and the effect of limiting the displacement of the telescopic rod 903 is achieved.

When the compressing cover 902 is unscrewed, the friction force between the elastic collet 901 and the telescopic rod 903 is reduced, a gap is formed between the elastic collet 901 and the telescopic rod 903, the telescopic rod 903 can move up and down, and when the target position is reached, the compressing cover 902 is screwed down, so that the telescopic effect is achieved.

The third concrete embodiment: referring to the flatcar for endoscopic surgery in fig. 4, a glove box 303 is detachably connected to the left side of the frame 3, the glove box 303 is used for storing surgical gloves, a garbage box 304 is detachably connected to the right side of the frame 3, and the garbage box 304 is used for storing surgical garbage.

The fourth concrete embodiment: referring to the flatcar for endoscopic surgery in fig. 5, a left sliding slot is formed on the upper side of the left support plate, the first turning plate 701 is located in the left sliding slot and slidably connected with the left sliding slot, a right sliding slot is formed on the upper side of the right support plate, and the second turning plate 702 is located in the right sliding slot and slidably connected with the right sliding slot.

Pull rings 704 are fixedly connected to outer sides of the first flap 701 and the second flap 702, and an operator can perform transverse translation of the first flap 701 and the second flap 702 through the pull rings 704.

The translational positions of the first and

second flaps

701, 702 determine the open and closed condition of the scrap box 5.

When the first turning plate 701 contacts with the second turning plate 702, the waste bin 5 is closed, and when the first turning plate 701 and the second turning plate 702 translate oppositely, the waste bin 5 is opened. At the moment, the first flap 701 and the second flap 702 are located outside the frame 3, and the upper ends of the first flap 701 and the second flap 702 are still kept flat and can be used for placing operation-related articles.

The working principle is as follows: during the operation, surgical instruments places on instrument frame 9, and medical personnel can directly take, and connecting seat 301 is established to instrument frame 9's telescopic link 903 cover, and the cover is equipped with elasticity collet chuck 901 between connecting seat 301 and telescopic link 903, and the cover is equipped with and compresses tightly lid 902 outside elasticity collet chuck 901, compresses tightly lid 902 and connecting seat 301 threaded connection.

When the pressing cap 902 is tightened, the elastic collet 901 is compressed, so that the elastic collet 901 is compressed inward, the inner diameter of the elastic collet 901 is reduced, the pressing force on the expansion link 903 is increased, the friction force between the elastic collet 901 and the expansion link 903 is increased, the expansion link 903 is not easy to move up and down, and the displacement of the expansion link 903 is limited.

The rack 904 is rotatably connected with the telescopic rod 903, and the rack 904 can be used for hanging related surgical instruments.

The work plate 7 comprises a first flap 701 and a second flap 702,

the working plate 7 is used as a top plate of the waste bin 5 and can determine the opening and closing state of the waste bin 5, when the first turning plate 701 and the second turning plate 702 are opened, the waste bin 5 is in an opening state, and when the first turning plate 701 and the second turning plate 702 are closed, the waste bin 5 is in a closing state.

The waste bin 5 may contain surgical instruments that need to be replaced during a surgical procedure or biopsy tissue that needs to be preserved.

The first drawer 4 can be drawn out, and the first drawer 4 can store necessary surgical articles such as surgical medicines and the like.

Bottom plate 2 bottom is equipped with return pulley 1, the convenience when effectively guaranteeing to remove between each branch of academic or vocational study room.

The utility model provides a new technical thought, the apparatus frame that will be used for placing surgical instruments combines with the nursing medicative cart, can be when changing surgical instruments, change the medicine nearby, reduce the time that medical personnel made a round trip to walk, time saving and labor saving, the dump bin has been increased on the nursing medicative cart, can deposit the surgical instruments and the living body tissue that change down, avoid medical personnel to make a round trip to walk to deposit different waste classification, the operation efficiency is improved, multi-functional unification, and the apparatus frame has the telescopic function, reduce occuping of space, the more operable space of release, the working plate is collapsible, when opening the dump bin or closing the dump bin, the working plate all keeps the planishing face, can carry out medical operation on the working plate.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. Flatcar for endoscopic surgery, its characterized in that: comprises a bottom wheel (1), a bottom plate (2), a frame (3), a first drawer (4), a waste box (5), a working plate (7), a handrail (8) and an instrument frame (9);

the bottom wheel (1) is additionally provided with a brake;

the frame (3) comprises a left supporting plate, a right supporting plate, a rear supporting plate, a connecting seat (301) and a frame hole (302), the rear end of the left supporting plate is fixedly connected with the left end of the rear supporting plate, the left supporting plate is vertical to the rear supporting plate, the rear end of the right supporting plate is fixedly connected with the right end of the rear supporting plate, the right supporting plate is vertical to the rear supporting plate, the connecting seat (301) is fixedly connected to the upper end of the rear supporting plate, and the frame hole (302) penetrates through the rear supporting plate and the connecting seat (301);

the working plate (7) comprises a first turning plate (701) and a second turning plate (702), the first turning plate (701) is hinged with the second turning plate (702), the first turning plate (701) is positioned on the left side of the second turning plate (702), and the second turning plate (702) is fixedly connected with the inner wall of the frame (3);

the instrument frame (9) is positioned on the upper side of the frame (3), and the instrument frame (9) is connected with the frame (3) in a sliding way;

the bottom wheel (1) is fixedly connected with the bottom surface of the bottom plate (2);

the lower end of the frame (3) is fixedly connected with the top surface of the bottom plate (2);

the first drawers (4) are connected between the left support plate and the right support plate in a sliding manner, and the number of the first drawers (4) is at least one;

the waste box (5) is positioned at the upper side of the first drawer (4), and the waste box (5) is fixedly connected with the inner wall of the frame (3);

the working plate (7) is placed at the upper end of the waste box (5).

2. The flatcar for endoscopic surgery according to claim 1, characterized in that: the number of the armrests (8) is three, and the three armrests (8) are respectively and fixedly connected to the upper end of the left supporting plate, the upper end of the right supporting plate and the upper end of the rear supporting plate.

3. The flatcar for endoscopic surgery according to claim 1, characterized in that: the quantity of return pulley (1) is four, and four return pulley (1) are located four corners of bottom plate (2) respectively, and two return pulley (1) that are located bottom plate (2) front side are the universal wheel, and two return pulley (1) that are located bottom plate (2) rear side are the tight pulley.

4. The flatcar for endoscopic surgery according to claim 1, characterized in that: waste bin (5) are including wet material chamber (501) and dry material chamber (502), and first board (701) of turning over is including wet material apron and dry material apron, and wet material apron is placed in wet material chamber (501) upper end and is covered wet material chamber (501), and dry material apron is placed in dry material chamber (502) upper end and is covered dry material chamber (502), and wet material apron right side and second turn over board (702) left side and articulate, and dry material apron right side and second turn over board (702) left side and articulate.

5. The flatcar for endoscopic surgery according to claim 1, characterized in that: the upper end of the working plate (7) is provided with a hinge groove (703), a hinge is arranged in the hinge groove (703), and the top surface of the working plate (7) is higher than the hinge.

6. The flatcar for endoscopic surgery according to claim 1, characterized in that: instrument frame (9) are including elasticity collet chuck (901), compress tightly lid (902), telescopic link (903) and supporter (904), supporter (904) and telescopic link (903) top swing joint, telescopic link (903) are located frame hole (302), elasticity collet chuck (901) cup joint in telescopic link (903) outside, elasticity collet chuck (901) are placed in connecting seat (301) upper end, compress tightly lid (902) and connecting seat (301) threaded connection, it is located elasticity collet chuck (901) upside to compress tightly lid (902), it can extrude elasticity collet chuck (901) to compress tightly lid (902), change elasticity collet chuck (901) internal diameter size.

7. The flatcar for endoscopic surgery according to claim 1, characterized in that: the right side of the waste box (5) is connected with a second drawer (6) in a sliding mode, the right side of the second drawer (6) is connected with the inner wall of the right side of the frame (3) in a sliding mode, and a second turning plate (702) is placed at the upper end of the second drawer (6) and covers the second drawer (6).

8. The flatcar for endoscopic surgery according to claim 1, characterized in that: the left side of the frame (3) is detachably connected with a glove box (303), and the right side of the frame (3) is detachably connected with a garbage box (304).

9. The flatcar for endoscopic surgery according to claim 1, characterized in that: the left sliding groove is formed in the upper side of the left supporting plate, the first turning plate (701) is located in the left sliding groove and is in sliding connection with the left sliding groove, the right sliding groove is formed in the upper side of the right supporting plate, and the second turning plate (702) is located in the right sliding groove and is in sliding connection with the right sliding groove.