CN111494030B

CN111494030B - Auxiliary device for laparoscopic surgery

Info

Publication number: CN111494030B
Application number: CN202010325328.6A
Authority: CN
Inventors: 张静; 孙梅林; 郭迎春
Original assignee: First Affiliated Hospital of Anhui Medical University
Current assignee: First Affiliated Hospital of Anhui Medical University
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2021-06-08
Anticipated expiration: 2040-04-23
Also published as: CN111494030A

Abstract

A laparoscopic surgery auxiliary device comprises a supporting plate, wherein supporting legs capable of moving downwards are respectively installed on the left side and the right side of the lower end of the supporting plate, rectangular grooves are respectively formed in the surfaces of the lower ends of the supporting legs, and two clamping plates which are distributed up and down and can be clamped inwards or opened outwards are respectively installed on the inner walls of the rectangular grooves; the left side and the right side of the surface of the upper end of the supporting plate are respectively provided with a containing box which can be unfolded outwards in a trapezoidal shape; the middle part of the surface of the upper end of the supporting plate is fixedly connected with a positioning box, the inner wall of the positioning box is provided with a sliding box capable of moving left and right, the front end of the sliding box is provided with a first mounting box capable of moving front and back, the left end of the first mounting box is provided with a second mounting box capable of turning front and back, the front end of the second mounting box is provided with a third mounting box capable of turning left and right, and the left side of the third mounting box is provided with two arc-shaped claw plates capable of clamping inwards or expanding outwards; through the containing box that can expand to the outside, the medical personnel of being convenient for deposit medical instrument.

Description

Auxiliary device for laparoscopic surgery

Technical Field

The invention relates to the field of medical equipment, in particular to an auxiliary device for laparoscopic surgery.

Background

Along with medical technology's promotion, an instrument is more and more pluralism and specialization for among the laparoscopic surgery, when multinomial operation goes on simultaneously, the apparatus that its used also increases thereupon, in laparoscopic surgery, need fix the peritoneoscope, it is current more to assist the doctor to hand fixedly, can cause the shake if time assists the doctor to hand when fixed body strength is not sufficient, influence work efficiency, and still can increase the probability of wound infection, a current laparoscopic surgery auxiliary device is too simple, and can not adjust fixed angle of peritoneoscope and position as required, also can not hold and accomodate surgical instruments classification, reduce medical personnel's efficiency, design a laparoscopic surgery auxiliary device according to above-mentioned problem now and satisfy the demand.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the auxiliary device for the laparoscopic surgery, which can adjust the fixed angle of the laparoscope according to the needs, can store surgical instruments in a classified manner, is convenient to store and take, improves the working efficiency of medical personnel, and effectively solves the problems that the fixed angle of the laparoscope cannot be adjusted, the surgical instruments cannot be stored in a classified manner and the like.

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

a laparoscopic surgery auxiliary device comprises a supporting plate, wherein supporting legs capable of moving downwards are respectively installed on the left side and the right side of the lower end of the supporting plate, rectangular grooves are respectively formed in the surfaces of the lower ends of the supporting legs, and two clamping plates which are distributed up and down and can be clamped inwards or opened outwards are respectively installed on the inner walls of the rectangular grooves; the left side and the right side of the surface of the upper end of the supporting plate are respectively provided with a containing box which can be unfolded outwards in a trapezoidal shape; the middle part of the surface of the upper end of the supporting plate is fixedly connected with a positioning box, the inner wall of the positioning box is provided with a sliding box capable of moving left and right, the front end of the sliding box is provided with a first mounting box capable of moving front and back, the left end of the first mounting box is provided with a second mounting box capable of turning front and back, the front end of the second mounting box is provided with a third mounting box capable of turning left and right, and the left side of the third mounting box is provided with two arc-shaped claw plates capable of clamping inwards or expanding outwards;

a rotatable fourth handle is mounted at the right end of the positioning box, a cylindrical through hole is formed in the surface of the right end of the fourth handle, a third handle is rotatably connected to the inner wall of the cylindrical through hole, a first threaded rod is fixedly connected to the surface of the left end of the third handle, a first threaded barrel is connected to the outer surface of the first threaded rod in a threaded manner, and the first threaded barrel is fixedly connected to the inner wall of the sliding box; the surface of the left end of the fourth handle is fixedly connected with a first telescopic cylinder, the left end of the first telescopic cylinder is connected with the sliding box in a rotating mode, the surface of the left end of the first telescopic cylinder is fixedly connected with a first bevel gear, the left side of the lower end of the first bevel gear is meshed with a second bevel gear, the lower end of the second bevel gear is fixedly connected with a third bevel gear in a coaxial mode, the front side of the lower end of the third bevel gear is meshed with a fourth bevel gear, the center of the fourth bevel gear is fixedly connected with a second threaded cylinder, the outer surface of the second threaded cylinder is connected to the inner wall of the sliding box in a rotating mode, the second threaded cylinder is connected with a second threaded rod in a threaded mode, the surface of the front end of the second threaded rod is fixedly connected with a second.

Preferably, the lower sides of the outer side surfaces of the two supporting legs are respectively provided with a rotatable first handle, the center of each first handle is respectively and fixedly connected with a first worm, the upper end and the lower end of each first worm are respectively engaged with a first worm wheel, the center of the surface of the rear end of each first worm wheel is respectively and fixedly connected with a first connecting rod, the other end of each first connecting rod is hinged to the corresponding clamping plate, the middle part of each clamping plate is respectively hinged to a second connecting rod parallel to the corresponding first connecting rod, and the other end of each second connecting rod is hinged to the inner wall of the.

Preferably, rotatable second handle is installed to backup pad lower extreme surface rear side, and the coaxial rigid coupling in second handle front end has first bevel pinion, and the meshing of first bevel pinion upper end front side has second bevel pinion, and the coaxial rigid coupling in second bevel pinion upper end has thick spur gear, and both ends are respectively the area be connected with big spur gear about the thick spur gear, and big spur gear center department is the thick threaded rod of fixedly connected with respectively, and thick threaded rod rotates respectively and connects at backup pad lower extreme surface, thick threaded rod surface difference threaded connection is on the supporting leg.

Preferably, the front end surface of the second telescopic cylinder is fixedly connected to the rear end surface of the first mounting box, a first rotatable small handle is mounted at the upper end of the first mounting box, the lower end of the first small handle is rotatably connected with a first small worm, the front end of the first small worm is meshed with a first small worm wheel, a first rotating shaft is fixedly connected to the center of the first small worm wheel and rotatably connected to the inner wall of the first mounting box, and the right end surface of the first rotating shaft is fixedly connected to the left end surface of the second mounting box.

Preferably, a rotatable second small handle is installed at the upper end of the second installation box, a second small worm is fixedly connected to the surface of the lower end of the second small handle, a second small worm wheel is meshed at the left end of the second small worm, a second rotating shaft is fixedly connected to the center of the second small worm wheel, the second rotating shaft is rotatably connected to the inner wall of the second installation box, and the front end of the second rotating shaft is fixedly connected to the surface of the rear end of the third installation box.

Preferably, a third small handle capable of rotating is installed at the upper end of the third installation box, a third small worm is fixedly connected to the lower end surface of the third small handle, a third small worm gear is meshed at the right end of the third small worm, a first small straight gear is meshed at the rear end of the third small worm gear, a second small straight gear is meshed at the upper end of the first small straight gear, and the outer side surfaces of the first small straight gear and the second small straight gear are respectively and fixedly connected to the corresponding two arc-shaped claw plates.

Preferably, the containing box includes first receiver, second receiver, third receiver, first even board, second even board and third even board, first receiver lower extreme surface difference fixed connection is in backup pad upper end surface left and right sides, first even board and second even board lower extreme all articulate at first receiver front end surface, first even board upper end all inclines to the inboard and articulates in second receiver front end surface inboard, the second even board upper end all inclines to the inboard and articulates in third receiver front end surface inboard, the second even board equal middle part all articulates at second receiver front end surface middle part, the third even board lower extreme all articulates in second receiver front end surface outside, the third even board upper end all inclines to the upper end inboard and articulates in third receiver front end surface.

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

1. according to the invention, by rotating the first handle, the two pairs of clamping plates can be clamped inwards, so that the whole device is fixed on a patient bed, the operation is simple, and the fixation is firm.

2. The support plate can be lifted or lowered by rotating the second handle; through rotating the third handle, can remove about the arc claw board, can carry out the back-and-forth movement to the arc claw board through rotating the fourth handle, can fix a position the arc claw board, through rotating first petiole, second petiole and third petiole, can carry out angle modulation to the peritoneoscope and fix to and the slope is adjusted fixedly from top to bottom.

3. According to the invention, the storage box can be opened by pulling the handle outwards, and is unfolded in a trapezoidal shape, so that medical instruments can be stored conveniently.

Drawings

Fig. 1 is a schematic overall external view of a laparoscopic surgery assistance apparatus of the present invention.

FIG. 2 is a sectional view of a support leg of a laparoscopic surgery assistance device of the present invention.

FIG. 3 is a lower end view of the surface of a supporting plate of an auxiliary device for laparoscopic surgery according to the present invention.

Fig. 4 is an expanded view of a receiving box of the laparoscopic surgery assistance device of the present invention.

Fig. 5 is a structural view of a positioning box of an auxiliary device for laparoscopic surgery of the present invention.

Fig. 6 is a view showing an internal structure of a positioning box of an auxiliary device for laparoscopic surgery according to the present invention.

Fig. 7 is a sectional view of a slide case of an auxiliary device for laparoscopic surgery of the present invention.

FIG. 8 is an enlarged sectional view of a carriage of the laparoscopic surgery assistance device of the present invention.

Fig. 9 is a view illustrating the structure of an arc-shaped claw plate of an auxiliary device for laparoscopic surgery according to the present invention.

Fig. 10 is a sectional view of a first mounting box of a laparoscopic surgery assistance device of the present invention.

Fig. 11 is a sectional view of a third mounting box of the laparoscopic surgery assistance device of the present invention.

Reference numbers in the figures: 1-supporting plate, 2-supporting leg, 3-first handle, 4-first worm, 5-first worm gear, 6-first connecting rod, 7-clamping plate, 8-second connecting rod, 9-rubber pad, 10-second handle, 11-first small bevel gear, 12-second small bevel gear, 13-thick straight gear, 14-large straight gear, 15-thick threaded rod, 16-positioning box, 17-third handle, 18-first threaded rod, 19-first threaded barrel, 20-sliding box, 21-fourth handle, 22-first telescopic barrel, 23-first bevel gear, 24-second bevel gear, 25-third bevel gear, 26-fourth bevel gear, 27-second threaded barrel, 28-second threaded rod, 29-a second telescopic cylinder, 30-a square plate, 31-a first mounting box, 32-a first small handle, 33-a first small worm, 34-a first small worm wheel, 35-a first rotating shaft, 36-a second mounting box, 37-a second small worm, 38-a second small handle, 39-a second small worm wheel, 40-a second rotating shaft, 41-a third mounting box and 42-a third small handle, 43-third small worm, 44-third small worm wheel, 45-first small straight gear, 46-second small straight gear, 47-arc claw plate, 48-first storage box, 49-second storage box, 50-third storage box, 51-cover plate, 52-first connecting plate, 53-second connecting plate, 54-third connecting plate and 55-storage box.

Detailed Description

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

As shown in fig. 1 to 11, the invention provides a laparoscopic surgery auxiliary device, comprising a support plate 1, wherein support legs 2 capable of moving downwards are respectively installed at the left side and the right side of the lower end of the support plate 1, rectangular grooves are respectively formed on the surfaces of the lower ends of the support legs 2, and two clamping plates 7 which are distributed up and down and can be clamped inwards or opened outwards are respectively installed on the inner walls of the rectangular grooves; the left side and the right side of the upper end surface of the supporting plate 1 are respectively provided with a containing box 55 which can be unfolded outwards in a trapezoidal shape; the middle part of the surface of the upper end of the supporting plate 1 is fixedly connected with a positioning box 16, a sliding box 20 capable of moving left and right is installed on the inner wall of the positioning box 16, a first installation box 31 capable of moving front and back is installed at the front end of the sliding box 20, a second installation box 36 capable of overturning front and back is installed at the left end of the first installation box 31, a third installation box 41 capable of overturning left and right is installed at the front end of the second installation box 36, and two arc-shaped claw plates 47 capable of clamping towards the inner side or opening towards the outer side are installed on the left side of the third installation box 41.

A rotatable fourth handle 21 is mounted at the right end of the positioning box 16, a cylindrical through hole is formed in the surface of the right end of the fourth handle 21, the inner wall of the cylindrical through hole is rotatably connected with a third handle 17, a first threaded rod 18 is fixedly connected to the surface of the left end of the third handle 17, a first threaded barrel 19 is in threaded connection with the outer surface of the first threaded rod 18, and the first threaded barrel 19 is fixedly connected to the inner wall of the sliding box 20; the surface of the left end of the fourth handle 21 is fixedly connected with a first telescopic cylinder 22, the left end of the first telescopic cylinder 22 is rotatably connected with the sliding box 20, the surface of the left end of the first telescopic cylinder 22 is fixedly connected with a first bevel gear 23, the left side of the lower end of the first bevel gear 23 is meshed with a second bevel gear 24, the lower end of the second bevel gear 24 is coaxially and fixedly connected with a third bevel gear 25, the front side of the lower end of the third bevel gear 25 is meshed with a fourth bevel gear 26, the center of the fourth bevel gear 26 is fixedly connected with a second threaded cylinder 27, the outer surface of the second threaded cylinder 27 is rotatably connected with the inner wall of the sliding box 20, the second threaded cylinder 27 is in threaded connection with a second threaded rod 28, the surface of the front end of the second threaded rod 28 is fixedly connected with a second telescopic cylinder 29, the surface of the rear end of the.

The left end of the first threaded rod 18 is rotatably connected to the inner wall of the positioning box 16, the sliding box 20 is slidably connected to the inner wall of the positioning box 16, and the first telescopic cylinder 22 and the second telescopic cylinder 29 are both composed of inner cylinders and outer cylinders and respectively belong to spline connection; the front end surface of the second threaded rod 28 is fixedly connected to the bottom end of the inner wall of the second telescopic cylinder 29; as shown in the installation drawings of fig. 5-8, the centers of the second bevel gear 24 and the third bevel gear 25 are fixedly connected with rotating shafts, and the rotating shafts are rotatably connected to the inner wall of the sliding box 20; by rotating the first threaded rod 18, the first threaded rod 18 rotates and can generate relative displacement with the first threaded cylinder 19, and because the first threaded cylinder 19 is fixedly connected to the inner wall of the sliding box 20, and the sliding box 20 is slidably connected to the inner wall of the positioning box 16 and cannot rotate, the first threaded cylinder 19 can drive the sliding box 20 to move left and right; when the fourth handle 21 is rotated, the rotation of the fourth handle 21 drives the first telescopic cylinder 22 to rotate, the rotation of the first telescopic cylinder 22 drives the first bevel gear 23 to rotate, the rotation of the first bevel gear 23 drives the second bevel gear 24 to rotate by meshing, the rotation of the second bevel gear 24 drives the third bevel gear 25 to rotate, the rotation of the third bevel gear 25 drives the fourth bevel gear 26 to rotate by meshing, the rotation of the fourth bevel gear 26 drives the second threaded cylinder 27 to rotate, the second threaded cylinder 27 and the second threaded rod 28 generate relative displacement, because the front end surface of the second threaded rod 28 is fixedly connected with the bottom end of the inner wall of the second telescopic cylinder 29, the rear end surface of the second telescopic cylinder 29 is fixedly connected with the square plate 30, the square plate 30 is slidably connected with the inner wall of the positioning box 16, the second threaded rod 28 cannot rotate and can only move back and forth, and the second telescopic rod can move forward or backward when the second threaded cylinder 27 rotates, thereby causing the second telescopic tube 29 to be lengthened or shortened in the forward direction or in the backward direction.

The front end surface of the second telescopic cylinder 29 is fixedly connected to the rear end surface of the first mounting box 31, a first small handle 32 which is rotatable is mounted at the upper end of the first mounting box 31, a first small worm 33 is rotatably connected to the lower end of the first small handle 32, a first small worm wheel 34 is meshed at the front end of the first small worm 33, a first rotating shaft 35 is fixedly connected to the center of the first small worm wheel 34, the first rotating shaft 35 is rotatably connected to the inner wall of the first mounting box 31, and the right end surface of the first rotating shaft 35 is fixedly connected to the left end surface of the second mounting box 36.

As shown in fig. 2, rubber pads 9 are fixedly connected to the inner side surfaces of the two splints 7, the splints 7 and the rubber pads 9 are used for clamping the supporting rods on the left side and the right side of the sickbed, and the abrasion of the supporting rods on the left side and the right side of the sickbed can be reduced by the aid of the installed rubber pads 9; when the laparoscopic surgery is performed, more surgical instruments are needed, the surgical instruments can be classified and stored through the installed containing box 55, and the laparoscopic surgery is convenient to open; the arc claw plate 47 can be positioned left and right through the sliding box 20 capable of moving left and right, the arc claw plate 47 can be positioned front and back through the first mounting box 31 capable of moving front and back, the arc claw plate 47 can be adjusted in an up-and-down inclined mode and adjusted in a left-and-right rotating mode through the second mounting box 36 capable of overturning front and back and the third mounting box 41 capable of overturning left and right, and the laparoscope can be clamped and positioned through accurate positioning of four degrees of freedom.

The lower sides of the outer side surfaces of the two supporting legs 2 are respectively provided with a rotatable first handle 3, the centers of the first handles 3 are respectively and fixedly connected with a first worm 4, the upper end and the lower end of the first worm 4 are respectively engaged with a first worm wheel 5, the centers of the rear end surfaces of the first worm wheels 5 are respectively and fixedly connected with a first connecting rod 6, the other ends of the first connecting rods 6 are respectively hinged on a clamping plate 7, the middle part of the clamping plate 7 is respectively hinged with a second connecting rod 8 parallel to the first connecting rod 6, and the other ends of the second connecting rods 8 are respectively hinged on the inner wall of the.

As shown in fig. 2, one end of the first worm 4 penetrates through the inner wall of the supporting leg 2 and is fixedly connected to the center of the first handle 3; grooves are respectively formed in the inner side surfaces of the two clamping plates 7 which are symmetrical up and down, the first connecting rod 6 and the second connecting rod 8 are respectively hinged to the inner walls of the grooves, rotating shafts are respectively and fixedly connected to the centers of the first worm gears 5, and the rotating shafts are rotatably connected to the inner walls of the rectangular grooves; by rotating the first handle 3, the first handle 3 rotates to drive the first worm 4 to rotate, the first worm 4 rotates to drive the upper and lower first worm gears 5 to rotate through meshing, the first worm gears 5 rotate to enable the two first connecting rods 6 to be opened outwards or folded outwards, when the two first connecting rods 6 are opened outwards, the clamping plates 7 can move outwards in parallel, when the two first connecting rods 5 are folded inwards, the clamping plates 7 can move inwards in parallel to clamp, and as the first connecting rods 6, the second connecting rods 8 and the clamping plates 7 form a parallelogram mechanism, a small displacement can move leftwards or rightwards in the clamping process, the clamping effect is not influenced, and the clamping can be stable; the clamping plate 7 cannot be easily opened outwards because the worm gear has a one-way self-locking function.

Rotatable second handle 10 is installed to 1 lower terminal surface rear side in backup pad, the coaxial rigid coupling of second handle 10 front end has first bevel pinion 11, the meshing of 11 upper ends front sides of first bevel pinion has second bevel pinion 12, the coaxial rigid coupling in 12 upper ends of second bevel pinion has thick spur gear 13, both ends are respectively the area connected with big spur gear 14 about

thick spur gear

13, 14 central departments of big spur gear are thick threaded rod 15 of fixedly connected with respectively, thick threaded rod 15 rotates respectively and connects 1 lower terminal surface in backup pad, thick threaded rod 15 surface difference threaded connection is on supporting leg 2.

As shown in fig. 2-3, a rotating shaft is fixedly connected to the centers of the second handle 10 and the first small bevel gear 11, a bearing seat is rotatably connected to the outer surface of the rotating shaft, the bottom end of the bearing seat is fixedly connected to the lower end surface of the supporting plate 1, a rotating shaft is fixedly connected to the centers of the second small bevel gear 12 and the thick straight gear 13, and the rotating shaft is rotatably connected to the lower end surface of the supporting plate 1; make two supporting legs 2 fix through rotating first handle 3, fixed back is through rotating second handle 10, second handle 10 rotates and can drive first bevel pinion 11 and rotate, first bevel pinion 11 rotates and can drive second bevel pinion 12 through the meshing and rotate, second bevel pinion 12 rotates and can drive thick straight-tooth gear 13 and rotate, thick straight-tooth gear 13 rotates and can drive the big straight-tooth gear 14 rotation at both ends about can driving, big straight-tooth gear 14 rotates and can drive thick threaded rod 15 and rotate, because supporting leg 2 can not rotate and remove under splint 7's fixed, so can supporting leg 2 take place relative displacement when thick threaded rod 15 rotates, cause the rising of backup pad 1 or decline, adjustable device's overall height.

As shown in fig. 10, the upper end of the first small worm 33 penetrates the surface of the first mounting box 31 and is rotatably connected to the inner wall of the first mounting box 31, when the first small handle 32 is rotated, the first small handle 32 is rotated to rotate the first small worm 33, the first small worm 33 rotates to drive the first small worm wheel 34 to rotate through meshing, the first small worm wheel 34 rotates to drive the first rotating shaft 35 to rotate, the first rotating shaft 35 rotates to drive the second mounting box 36 to rotate, and therefore the second mounting box 36 can be turned back and forth.

Rotatable second small handle 38 is installed to second mounting box 36 upper end, and second small handle 38 lower extreme surface fixed connection has a second little worm 37, and the meshing of second little worm 37 left end has second little worm wheel 39, and second little worm wheel 39 center department fixed connection has second pivot 40, and second pivot 40 rotates to be connected at second mounting box 36 inner wall, second pivot 40 front end surface fixed connection is at third mounting box 41 rear end surface.

As shown in fig. 9-11, the upper end of the second small worm 37 penetrates the upper end surface of the second mounting box 36 and is rotatably connected to the inner wall of the second mounting box 36, the front end of the second rotating shaft 40 penetrates the front end surface of the second mounting box 36 and is rotatably connected to the inner wall of the second mounting box 36, by rotating the second small handle 38, the second small handle 38 rotates to drive the second small worm 37 to rotate, the second small worm 37 rotates to drive the second small worm wheel 39 to rotate by meshing, the second small worm wheel 39 rotates to drive the second rotating shaft 40 to rotate, and the second rotating shaft 40 rotates to drive the third mounting box 41 to rotate, so that the third mounting box 41 is turned left and right.

A third rotatable small handle 42 is mounted at the upper end of the third mounting box 41, a third small worm 43 is fixedly connected to the surface of the lower end of the third small handle 42, a third small worm gear 44 is meshed at the right end of the third small worm 43, a first small straight gear 45 is meshed at the rear end of the third small worm gear 44, a second small straight gear 46 is meshed at the upper end of the first small straight gear 45, and the outer side surfaces of the first small straight gear 45 and the second small straight gear 46 are respectively and fixedly connected to two corresponding arc-shaped claw plates 47.

As shown in fig. 11, the upper end of the third small worm 43 penetrates the upper end surface of the third mounting box 41 and is rotatably connected to the inner wall of the third mounting box 41, the centers of the third small worm gear 44 and the first small straight gear 45 are fixedly connected with a rotating shaft, the rotating shaft is rotatably connected to the inner wall of the third mounting box 41, the center of the second small straight gear 46 is fixedly connected with a rotating shaft, and the rotating shaft is rotatably connected to the inner wall of the third mounting box 41; when the third small handle 42 is rotated, the third small handle 42 rotates to drive the third small worm 43 to rotate, the third small worm 43 rotates to drive the third small worm wheel 44 to rotate through meshing, the third small worm wheel 44 rotates to drive the first small straight gear 45 to rotate, the first small straight gear 45 rotates to drive the second small straight gear 46 to rotate through meshing, and the second small straight gear 46 and the first small straight gear 45 rotate to drive the two arc-shaped claw plates 47 to open outwards or close inwards.

The storage box 55 includes a first storage box 48, a second storage box 49, a third storage box 50, a first link plate 52, a second link plate 53, and a third link plate 54, the lower end surface of the first storage box 48 is respectively and fixedly connected with the left side and the right side of the upper end surface of the support plate 1, the lower ends of the first link plate 52 and the second link plate 53 are hinged to the front end surface of the first storage box 48, the upper ends of the first connecting plates 52 are all inclined inwards and hinged on the inner side of the front end surface of the second storage box 49, the upper ends of the second link plates 53 are all inclined inward and hinged to the inner side of the front end surface of the third storage box 50, the middle parts of the second connecting plates 53 are hinged with the middle part of the front end surface of the second storage box 49, the lower ends of the third connecting plates 54 are hinged with the outer side of the front end surface of the second storage box 49, the upper ends of the third link plates 54 are each inclined inward of the upper ends and hinged to the front end surface of the third storage box 50.

As shown in fig. 1 or 4, the first link plate 52, the second link plate 53 and the third link plate 54 are parallel to each other, the hinge of the upper end of the first link plate 52 is horizontally collinear with the hinge of the middle of the second link plate 53 and the hinge of the lower end of the third link plate 54, the distance from the hinge of the upper end of the first link plate 52 to the hinge of the middle of the second link plate 53 is equal to the distance from the hinge of the lower end of the first link plate 52 to the hinge of the lower end of the second link plate 53, the distance from the hinge of the upper end of the second link plate 53 to the hinge of the upper end of the third link plate 54 is equal to the distance from the hinge of the middle of the second link plate 53 to the hinge of the lower end of the third link plate, similar to two parallelograms with equal size, the upper end surface of the third storage box 50 is hinged with a cover plate 51 which is turned upwards through the parallelogram mechanism composed of the first link plate 52, the second link plate 53 and the third link plate 54, the, the three storage boxes can be unfolded in a trapezoidal shape by pulling the handle, and as shown in fig. 4, the storage box is convenient to store.

When the laparoscope adjusting and clamping device is used, the first handle 3 is rotated to enable the two rubber pads 9 to clamp two sides of a bed plate, the second handle 10 is rotated to enable the supporting plate 1 to ascend or descend, the third handle 17 is rotated to enable the two arc-shaped claw plates 47 to move left and right, the fourth handle 21 is rotated to enable the two arc-shaped claw plates 47 to move front and back, the first small handle 32 is rotated to enable the two arc-shaped claw plates 47 to turn over up and down, the second small handle 38 is rotated to enable the two arc-shaped claw plates 47 to turn over left and right, and the third small handle 42 is rotated to enable the two arc-shaped claw plates 47 to clamp or open, so that the laparoscope is adjusted, clamped and fixed; the storage box 55 can be unfolded into a trapezoidal shape for use by pulling the handle outward, and is convenient to store.

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

Claims

1. A laparoscopic surgery assistance device comprising a support plate (1), characterized in that: the left side and the right side of the lower end of the supporting plate (1) are respectively provided with a supporting leg (2) capable of moving downwards, the surface of the lower end of each supporting leg (2) is respectively provided with a rectangular groove, and the inner wall of each rectangular groove is respectively provided with two clamping plates (7) which are distributed up and down and can be clamped inwards or opened outwards; the left side and the right side of the upper end surface of the support plate (1) are respectively provided with a containing box (55) which can be unfolded outwards in a trapezoidal shape; the middle part of the surface of the upper end of the supporting plate (1) is fixedly connected with a positioning box (16), the inner wall of the positioning box (16) is provided with a sliding box (20) capable of moving left and right, the front end of the sliding box (20) is provided with a first mounting box (31) capable of moving front and back, the left end of the first mounting box (31) is provided with a second mounting box (36) capable of overturning front and back, the front end of the second mounting box (36) is provided with a third mounting box (41) capable of overturning left and right, and the left side of the third mounting box (41) is provided with two arc-shaped claw plates (47) capable of clamping inwards or expanding outwards;

a rotatable fourth handle (21) is mounted at the right end of the positioning box (16), a cylindrical through hole is formed in the surface of the right end of the fourth handle (21), the inner wall of the cylindrical through hole is rotatably connected with a third handle (17), a first threaded rod (18) is fixedly connected to the surface of the left end of the third handle (17), a first threaded barrel (19) is connected to the outer surface of the first threaded rod (18) in a threaded manner, and the first threaded barrel (19) is fixedly connected to the inner wall of the sliding box (20); the surface of the left end of the fourth handle (21) is fixedly connected with a first telescopic cylinder (22), the left end of the first telescopic cylinder (22) is rotatably connected with the sliding box (20), the surface of the left end of the first telescopic cylinder (22) is fixedly connected with a first bevel gear (23), the left side of the lower end of the first bevel gear (23) is meshed with a second bevel gear (24), the lower end of the second bevel gear (24) is coaxially and fixedly connected with a third bevel gear (25), the front side of the lower end of the third bevel gear (25) is meshed with a fourth bevel gear (26), the center of the fourth bevel gear (26) is fixedly connected with a second threaded cylinder (27), the outer surface of the second threaded cylinder (27) is rotatably connected with the inner wall of the sliding box (20), the second threaded cylinder (27) is in threaded connection with a second threaded rod (28), the surface of the front end of the second threaded rod (28) is fixedly connected with a second telescopic cylinder (29), and the surface, the square plate (30) is connected to the inner wall of the positioning box (16) in a sliding manner.

2. A laparoscopic surgery assistance device according to claim 1, wherein: rotatable first handles (3) are respectively installed on the lower sides of the outer side surfaces of the two supporting legs (2), first worms (4) are respectively fixedly connected to the centers of the first handles (3), first worm wheels (5) are respectively meshed to the upper ends and the lower ends of the first worms (4), first connecting rods (6) are respectively fixedly connected to the centers of the rear end surfaces of the first worm wheels (5), the other ends of the first connecting rods (6) are hinged to a clamping plate (7), second connecting rods (8) parallel to the first connecting rods (6) are respectively hinged to the middle of the clamping plate (7), and the other ends of the second connecting rods (8) are hinged to the inner wall of the rectangular groove.

3. A laparoscopic surgery assistance device according to claim 1, wherein: rotatable second handle (10) is installed to backup pad (1) lower extreme surface rear side, and the coaxial rigid coupling of second handle (10) front end has first bevel pinion (11), and the meshing of first bevel pinion (11) upper end front side has second bevel pinion (12), and the coaxial rigid coupling in second bevel pinion (12) upper end has thick spur gear (13), and both ends are taken to be connected with big spur gear (14) respectively about thick spur gear (13), and big spur gear (14) center department is thick threaded rod (15) of fixedly connected with respectively, and thick threaded rod (15) rotate respectively and connect at backup pad (1) lower extreme surface, thick threaded rod (15) surface is threaded connection respectively on supporting leg (2).

4. A laparoscopic surgery assistance device according to claim 1, wherein: the utility model discloses a telescopic cylinder, including first mounting box (31), second telescopic cylinder (29) front end fixed surface connects at the rear end surface of first mounting box (31), rotatable first petiole (32) is installed to first mounting box (31) upper end, and first petiole (32) lower extreme rotates and is connected with first little worm (33), and first little worm (33) front end meshing has first little worm wheel (34), and first pivot (35) of fixedly connected with are located in first little worm wheel (34) center, and first pivot (35) are rotated and are connected first mounting box (31) inner wall, and first pivot (35) right-hand member fixed surface connects at second mounting box (36) left end surface.

5. A laparoscopic surgery assistance device according to claim 1, wherein: rotatable second small handle (38) is installed to second mounting box (36) upper end, and second small handle (38) lower extreme surface fixed connection has second little worm (37), and the meshing of second little worm (37) left end has second small worm wheel (39), and fixedly connected with second pivot (40) are located at second small worm wheel (39) center, and second pivot (40) are rotated and are connected at second mounting box (36) inner wall, second pivot (40) front end surface fixed connection is in third mounting box (41) rear end surface.

6. A laparoscopic surgery assistance device according to claim 1, wherein: rotatable third small handle (42) is installed to third mounting box (41) upper end, third small handle (42) lower extreme surface fixed connection has third little worm (43), third little worm (43) right-hand member meshing has third little worm wheel (44), third little worm wheel (44) rear end meshing has first little spur gear (45), meshing has second little spur gear (46) in first little spur gear (45) upper end, first little spur gear (45) and second little spur gear (46) outside surface difference fixed connection are on two arc claw plates (47) that correspond.

7. A laparoscopic surgery assistance device according to claim 1, wherein: the storage box (55) comprises a first storage box (48), a second storage box (49), a third storage box (50), a first connecting plate (52), a second connecting plate (53) and a third connecting plate (54), the lower end surface of the first storage box (48) is fixedly connected to the left side and the right side of the upper end surface of the support plate (1) respectively, the lower ends of the first connecting plate (52) and the second connecting plate (53) are hinged to the front end surface of the first storage box (48), the upper end of the first connecting plate (52) inclines inwards and is hinged to the inner side of the front end surface of the second storage box (49), the upper end of the second connecting plate (53) inclines inwards and is hinged to the inner side of the front end surface of the third storage box (50), the middle parts of the second connecting plate (53) are hinged to the middle part of the front end surface of the second storage box (49), and the lower end of the third connecting plate (54) is hinged to the outer side of the front end surface of the second storage, the upper ends of the third connecting plates (54) incline to the inner side of the upper end and are hinged on the front end surface of the third storage box (50).