CN114027899B

CN114027899B - Multifunctional retractor for clinical operation of general surgery department

Info

Publication number: CN114027899B
Application number: CN202111526904.4A
Authority: CN
Inventors: 李嘉荣; 林嘉晏; 李年丰; 周乐山
Original assignee: Xiangya Hospital of Central South University
Current assignee: Xiangya Hospital of Central South University
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-10-25
Anticipated expiration: 2041-12-14
Also published as: CN114027899A

Abstract

The invention relates to a multifunctional drag hook for a general surgery clinical operation, which comprises a supporting rod, wherein a disc is fixed on the inner side of the supporting rod, a vertical rod is connected on the inner side of a corner mechanism, an adjusting groove is formed in the front end of the vertical rod, two adjusting blocks are arranged in the adjusting groove, one adjusting block is fixedly connected in the adjusting groove, the other adjusting block is slidably connected in the adjusting groove, an avoiding rod and a connecting block are respectively fixed at the front ends of the two adjusting blocks, a connecting rod is connected on the inner side of a flaring mechanism, positioning plates are fixed at the bottom of the connecting rod and the front end of the connecting block, the two positioning plates are combined into a pipe with an L-shaped section, an adjusting screw is rotatably connected to the inner wall of the bottom of the adjusting groove, and the adjusting screw is in threaded connection with the adjusting blocks; according to the invention, the adjusting block moves downwards, so that the positioning plate is synchronously driven to move, the lower positioning plate presses the lower belly down, the upper positioning plate props up the upper belly, and then the incision is propped and fixed, so that the visual field is clear.

Description

Multifunctional retractor for clinical operation of general surgery department

Technical Field

The invention relates to the technical field of medical instruments, in particular to a multifunctional drag hook for clinical operation of general surgery department.

Background

The general surgery department is a clinical subject which takes operations as a main method to treat other diseases such as liver, biliary tract, pancreas, gastrointestinal tract, anorectum, vascular diseases, thyroid and breast tumors, trauma and the like, is the largest special subject of a surgical system, is a common surgery department, and is general comprehensive hospital surgery, such as orthopedics, neurosurgery, cardiothoracic surgery, urology surgery and the like. Some hospitals divide even more general surgery into neck-breast surgery, gastrointestinal surgery, hepatobiliary-pancreatic-spleen surgery, and the like, and anorectal surgery, burn plastic surgery, vascular surgery, pediatric surgery, transplantation surgery, nutrition surgery, and the like are related to general surgery.

When carrying out the abdominal operation, strut the incision of patient's belly through the needs, generally accomplish through the cooperation each other of doctor among the prior art to all strut the incision through the manual work, make the field of vision unclear during the operation, the operation is inconvenient, and hold strutting arrangement for a long time, also can make the staff produce tiredly out, so propose a department of general surgery clinical operation with multi-functional drag hook and solve the above-mentioned problem of proposing.

In order to solve the problems, the invention provides a multifunctional retractor for a clinical operation of general surgery department.

Disclosure of Invention

(1) Technical problem to be solved

The invention aims to overcome the problem that the visual field is not clear during the operation in the prior art, adapt to the practical requirement, and provide a multifunctional retractor for the clinical operation of general surgery department so as to solve the technical problem.

(2) Technical scheme

In order to realize the purpose of the invention, the technical scheme adopted by the invention is as follows:

the utility model provides a multi-functional drag hook is used in clinical operation of department of general surgery, which comprises a supporting bar, the bracing piece is overlooked and looks sideways at the cross-section and all sets up L shape, there is the disc bracing piece inboard through the bolt fastening, be provided with corner mechanism on the disc, corner mechanism inboard is connected with the montant, the adjustment tank has been seted up to the montant front end, be provided with the regulating block of two upper and lower distributions in the adjustment tank, one of them regulating block fixed connection who is located the top is in the adjustment tank, another regulating block sliding connection is in the adjustment tank, two regulating block front ends are respectively through bolt fastening have dodge pole and connecting block, the dodge pole cross-section sets up L shape, be provided with flaring mechanism on the dodge pole, flaring mechanism inboard is connected with the connecting rod, the front end of connecting rod bottom and connecting block all has the locating plate through bolt fastening, the synthetic cross-section of two locating plates is the tubulose of L shape, the adjusting tank bottom inner wall rotates through the bearing and is connected with adjusting screw, adjusting screw and adjusting block threaded connection, be provided with fixed establishment and waist-padding mechanism on the bracing piece.

Preferably, flaring mechanism includes first screw rod, dodges the pole inboard and has seted up first spout, and sliding connection has first slider in the first spout, and first screw rod passes through the bearing and rotates to be connected in the front end inner wall of first spout, and first screw rod and first slider pass through the bearing and rotate to be connected, pass through the bolt fastening between first slider and the connecting rod.

Preferably, the adjusting screw is sleeved with and fixed with a first bevel gear, the first screw is sleeved with and fixed with a fourth bevel gear, one side top of the vertical rod away from the support rod is fixed with a sleeve block through a bolt, the sleeve block is sleeved with and connected with a first shaft part through a bearing in a rotating mode, two sides of the first shaft part are respectively sleeved with and fixed with a second bevel gear and a first belt wheel, the second bevel gear is meshed with and connected with the first bevel gear, the support rod is provided with a regulating mechanism, the outer side of the regulating mechanism is connected with a second shaft part, the second shaft part is sleeved with and fixed with a second belt wheel and a third bevel gear, the first belt wheel and the second belt wheel are sleeved with a same belt, and the third bevel gear is meshed with and connected with the fourth bevel gear.

Preferably, the regulating and controlling mechanism includes the riser, and the riser passes through the bolt fastening in the montant and is close to one side of belt, and the second spout has been seted up in the riser outside, and sliding connection has the second slider in the second spout, and second slider and second shaft spare pass through the bearing and rotate the connection, and second spout top inner wall passes through the bearing and rotates and be connected with the second screw rod, second screw rod and second slider threaded connection.

Preferably, the corner mechanism comprises a guide spring, one side of the disc, which is close to the vertical rod, is provided with an arc-shaped guide groove, a guide block is connected in the guide groove in a sliding mode, the guide spring is fixed between the inner wall of the guide groove and the guide block through a bolt, the guide block and the vertical rod are fixed through a bolt, and the vertical rod and the disc are rotatably connected with one connecting shaft through a bearing.

Preferably, fixed establishment includes the fixed plate, and the fixed plate passes through the bolt fastening in the bracing piece and keeps away from one side of disc, and the third spout has been seted up to the fixed plate bottom, and sliding connection has the third slider in the third spout, and there is splint bottom through the bolt fastening in the third slider, rotates through the bearing in the third spout to be connected with the third screw rod, third screw rod and third slider threaded connection, and the splint bottom has the anticreep to collude through the bolt fastening, and the splint inboard bonds there is the rubber pad.

Preferably, the front end of the outer arc surface of the positioning plate is fixed with two lug blocks which are symmetrically distributed on two sides through bolts, and the same arch post is fixed between the two lug blocks through bolts.

Preferably, the waist pad mechanism includes the bottom plate, the bottom plate passes through the bolt fastening in one side that the bracing piece is close to the disc, the bottom plate top bonds to have aerifys the waist pillow, it has the hose to aerify waist pillow one side intercommunication, the bag ball has been cup jointed to the hose bottom, the spacing groove has all been seted up to bag ball both sides inner wall, sliding connection has the stopper in the spacing groove, there is same spacing spring through the bolt fastening between stopper and the spacing inslot wall, there is same gas column through the bolt fastening between two stoppers, one side outer wall and the bottom of gas column run through and have seted up same exhaust hole.

Preferably, a pressing block is fixed at the bottom of the gas barrier column through a bolt.

Preferably, the inflatable waist pillow is provided with an arc-shaped groove at the top, a plurality of uniformly distributed cylinders are arranged on the inner wall of the bottom of the groove, and the cylinders are filled with a spongy cushion.

(3) Has the advantages that:

A. arrange the railing on the operation table in between splint and the bracing piece, rotate the third screw rod, make the third slider drive splint and be in the same place, remove along the third spout, then press from both sides the railing tightly, make the device fix, stretch into the incision with two locating plates, then rotate adjusting screw, make the regulating block move downwards, then drive the locating plate removal in step, the locating plate that is located the below pushes down lower part belly skin, the locating plate that is located the below props up upper part belly skin, then strut the incision fixedly, because the synthetic cross-section of two locating plates is the tubulose of L shape, two locating plates one is high one low, and form certain breach between two locating plates, can avoid blockking to the line of sight, make the field of vision clear, be convenient for doctor's stretch out the hand and get into the operation, dodge the pole cross-section and set to the L shape, can further prevent to stop doctor's arm, and be convenient for operation, and need not the manual incision of people and strut, reduce operating personnel's working strength.

B. Rotate first screw rod for first slider drives connecting rod and locating plate and together, moves along first spout, and the locating plate can push the upper part of the body belly forward through horizontal migration, can further strut the incision fixedly, makes the field of vision clear.

C. Rotate the second screw rod, make the second slider move down, then drive the second shaft spare and remove, make first band pulley and second band pulley with the belt tensioning, third bevel gear and fourth bevel gear form the meshing connection simultaneously, at this moment, rotate adjusting screw, drive first bevel gear and rotate, then the meshing drives the second bevel gear, first shaft spare and first band pulley rotate, then through belt and second band pulley transmission, drive second shaft spare and third bevel gear and rotate, then the meshing drives fourth bevel gear and first screw rod and rotates, can make the locating plate that is located the below move down simultaneously, the locating plate that is located the top moves forward, be convenient for combination regulation and independent control use.

D. Can promote the montant and rotate forward for the montant follows the guide block together, slides along the guide way, and forms the extrusion to guide spring, makes the angle slope of two locating plates, thereby in being convenient for stretch into the incision, through guide spring's reverse elasticity, can assist the locating plate to prop up the upper part of the body belly, the notched process of strutting of being convenient for.

E. Be provided with the arch column, can avoid the front end of locating plate to lead to the fact the injury to trachea and skin for it is more convenient that the locating plate removes in the incision, and the resistance is littleer, and simultaneously to the fixed back of incision, the belly can laminate on the arch column, forms the arch, thereby prevents effectively that the belly from taking place to slide on the locating plate, thereby improves fixed effect.

F. To aerify waist pillow and arrange patient's waist in, press the bag ball repeatedly, during the bag ball pressurized, gaseous entering in the bag ball aerifys the waist pillow, aerify, when bag ball elasticity resets deformation, it inhales to the gas barrier post inwards, when opening on the exhaust hole lateral wall enters into in the bag ball, outside air can enter into in the bag ball through the exhaust hole, can aerify aerifing the waist pillow in succession, it props up patient's waist to aerify the waist pillow, make patient's health part form the arch, can further strut the incision, make the field of vision clear, can make the inside organ of belly lean on more simultaneously, the doctor of being convenient for carries out the operation.

Drawings

FIG. 1 is a first angle structure diagram of a multifunctional retractor for general surgery clinical operation according to the present invention;

FIG. 2 is an enlarged schematic structural view of the A position of the multifunctional retractor for the clinical operation of general surgery department in the invention;

FIG. 3 is a schematic view of a second angle structure of the multifunctional retractor for general surgery department clinical operation of the present invention;

FIG. 4 is an enlarged schematic structural view of the position B of the multifunctional retractor for the clinical operation of general surgery department;

FIG. 5 is a schematic view of a disc structure of the multifunctional retractor for general surgery clinical operation of the present invention;

FIG. 6 is a schematic view of a fixing plate structure of the multifunctional retractor for general surgery department clinical operation of the present invention;

FIG. 7 is a schematic view of a balloon structure of the multifunctional retractor for general surgery clinical operation of the invention;

FIG. 8 is an enlarged schematic structural view of the multifunctional retractor for general surgery clinical operation at the position C;

fig. 9 is a schematic view of an installation structure of a gas-blocking column of the multifunctional retractor for general surgery clinical operation.

The reference numbers are as follows:

1. a support bar; 2. a disc; 3. a vertical rod; 4. an adjustment groove; 5. an adjusting block; 6. adjusting the screw rod; 7. connecting blocks; 8. an avoidance rod; 9. a connecting rod; 10. positioning a plate; 11. a first chute; 12. a first slider; 13. a first screw; 14. a first bevel gear; 15. sleeving blocks; 16. a first shaft member; 17. a second bevel gear; 18. a second shaft member; 19. a second pulley; 20. a first pulley; 21. a belt; 22. a third bevel gear; 23. a fourth bevel gear; 24. a vertical plate; 25. a second chute; 26. a second slider; 27. a second screw; 28. an ear piece; 29. an arch pillar; 30. a guide groove; 31. a guide block; 32. a guide spring; 33. a connecting shaft; 34. a fixing plate; 35. a third chute; 36. a third slider; 37. a third screw; 38. a splint; 39. the hook is prevented from falling off; 40. a rubber pad; 41. a base plate; 42. an inflatable waist pillow; 43. a groove; 44. a cylinder; 45. a hose; 46. a balloon; 47. a limiting groove; 48. a limiting block; 49. a limiting spring; 50. a gas block column; 51. an exhaust hole; 52. and (7) briquetting.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

The invention will be further illustrated with reference to the following figures 1 to 9 and examples:

in this embodiment, as shown in fig. 1 to 7, a multifunctional retractor for general surgery clinical operation comprises a supporting rod 1, the supporting rod 1 is provided with an L-shaped section when looking down and looking sideways, a disc 2 is fixed on the inner side of the supporting rod 1 through a bolt, a corner mechanism is arranged on the disc 2, a vertical rod 3 is connected on the inner side of the corner mechanism, an adjusting groove 4 is formed in the front end of the vertical rod 3, two adjusting blocks 5 distributed up and down are arranged in the adjusting groove 4, one of the adjusting blocks 5 located above is fixed in the adjusting groove 4 through a bolt, the other adjusting block 5 is slidably connected in the adjusting groove 4, the front ends of the two adjusting blocks 5 are respectively fixed with an avoiding rod 8 and a connecting block 7 through bolts, the section of the avoiding rod 8 is provided with an L-shaped section, an expanding mechanism is arranged on the avoiding rod 8, the inner side of the expanding mechanism is connected with a connecting rod 9, positioning plates 10 are fixed on the bottom of the connecting rod 9 and the front end of the connecting block 7 through bolts, the two positioning plates 10 are combined into a pipe shape with the L-shaped section, the inner wall at the bottom of the adjusting groove 4 is rotatably connected with an adjusting screw 6 through a bearing, the adjusting rod 6 is connected with the adjusting block 5 located below through a screw thread, and a fixing mechanism and a waist pad mechanism are arranged on the supporting rod 1.

Further, flaring mechanism includes first screw rod 13, dodges 8 inboards of pole and has seted up first spout 11, and sliding connection has first slider 12 in first spout 11, and first screw rod 13 rotates through the bearing to be connected in the front end inner wall of first spout 11, and first screw rod 13 rotates through the bearing with first slider 12 to be connected, passes through bolt fastening between first slider 12 and the connecting rod 9, can further strut the incision.

Further, the adjusting screw 6 is sleeved and fixed with a first bevel gear 14, the first screw 13 is sleeved and fixed with a fourth bevel gear 23, the top of one side of the vertical rod 3, which is far away from the supporting rod 1, is fixed with a sleeve block 15 through a bolt, the sleeve block 15 is sleeved and arranged and is connected with a first shaft 16 through a bearing in a rotating mode, two sides of the first shaft 16 are respectively sleeved and fixed with a second bevel gear 17 and a first pulley 20, the second bevel gear 17 is meshed and connected with the first bevel gear 14, the supporting rod 1 is provided with a regulating and controlling mechanism, the outer side of the regulating and controlling mechanism is connected with a second shaft 18, the second shaft 18 is sleeved and fixed with a second pulley 19 and a third bevel gear 22, the same belt 21 is sleeved between the first pulley 20 and the second pulley 19, the third bevel gear 22 is meshed and connected with the fourth bevel gear 23, and the adjusting screw 6 and the first screw 13 can rotate simultaneously.

Further, regulation and control mechanism includes riser 24, riser 24 is fixed in one side that montant 3 is close to belt 21 through the bolt, second spout 25 has been seted up to the riser 24 outside, sliding connection has second slider 26 in the second spout 25, second slider 26 and second shaft member 18 rotate through the bearing to be connected, second spout 25 top inner wall rotates through the bearing to be connected with second screw rod 27,

second screw rod

27 and 26 threaded connection of second slider, can switch combination regulation and independent control.

Further, corner mechanism includes guide spring 32, curved guide way 30 has been seted up to one side that disc 2 is close to montant 3, sliding connection has guide block 31 in the guide way 30, guide spring 32 is fixed in between 30 inner walls of guide way and the guide block 31 through the bolt, through the bolt fastening between guide block 31 and the montant 3, be connected with same connecting axle 33 through the bearing rotation between montant 3 and the disc 2, can be so that the adjustable inclination of locating plate 10.

Further, fixed establishment includes fixed plate 34, fixed plate 34 is through the bolt fastening in the one side that disc 2 was kept away from to bracing piece 1, third spout 35 has been seted up to fixed plate 34 bottom, sliding connection has third slider 36 in the third spout 35, there is splint 38 bottom through the bolt fastening in the third slider 36, be connected with third screw rod 37 through bearing rotation in the third spout 35, third screw rod 37 and the 36 threaded connection of third slider, splint 38 bottom has the anticreep to collude 39 through the bolt fastening, splint 38 inboard bonding has rubber pad 40, can effectively fix the device, prevent to empty.

In this embodiment, referring to fig. 1, two lug pieces 28 symmetrically distributed on both sides are fixed to the front end of the outer arc surface of the positioning plate 10 through bolts, and the same arch post 29 is fixed between the two lug pieces 28 through bolts, so that the fixing effect on the belly can be improved.

In this embodiment, refer to fig. 1 and 7-9, waist support mechanism includes bottom plate 41, bottom plate 41 is through bolted fixation in one side that bracing piece 1 is close to disc 2, bottom plate 41 top bonds and has aerifyd waist pillow 42, it has hose 45 to aerify waist pillow 42 one side intercommunication, hose 45 bottom has cup jointed bag ball 46, spacing groove 47 has all been seted up to bag ball 46 both sides inner wall, sliding connection has stopper 48 in the spacing groove 47, there is same spacing spring 49 through bolted fixation between stopper 48 and the spacing groove 47 inner wall, there is same gas column 50 through the bolted fixation between two stoppers 48, one side outer wall and the bottom of gas column 50 run through and have seted up same exhaust hole 51, can aerify waist pillow 42.

Further, a press block 52 is fixed at the bottom of the air blocking column 50 through a bolt, and the inflatable waist pillow 42 can be exhausted.

Further, aerify waist pillow 42 top and be provided with curved recess 43, recess 43 bottom inner wall is provided with a plurality of evenly distributed's cylinder 44, and the cylinder 44 intussuseption is filled with the foam-rubber cushion, can fix a position patient's health for the health is in the intermediate position, prevents to slide.

Arrange the railing on the operation table in between splint 38 and bracing piece 1, rotate third screw rod 37, make third slider 36 drive splint 38 together, move along third spout 35, then press from both sides the railing tightly, make the device fix, stretch into the incision with two locating plates 10, then rotate adjusting screw 6, make regulating block 5 remove downwards, then drive locating plate 10 in step and remove, locating plate 10 that is located the below pushes down lower body belly, locating plate 10 that is located the top props up upper body belly, then prop open the incision fixedly, because the synthetic tubulose of a cross-section for L shape of two locating plates 10, two locating plates 10 are high one low, and form certain breach between two locating plates 10, can avoid blocking to the line of sight, be convenient for doctor stretch out the hand and get into the operation, it sets up to L shape to dodge 8 cross-sections of pole, can further prevent to block the doctor's arm, convenient for operation.

Furthermore, the first screw 13 is rotated, so that the first sliding block 12 drives the connecting rod 9 and the positioning plate 10 to move along the first sliding groove 11, the positioning plate 10 moves horizontally to push the upper belly forwards, and then the incision can be further spread and fixed, so that the visual field is clear.

Further, the second screw 27 is rotated to move the second slider 26 downward, and then the second shaft 18 is driven to move, so that the first belt wheel 20 and the second belt wheel 19 tension the belt 21, and meanwhile, the third bevel gear 22 and the fourth bevel gear 23 form a meshed connection, at this time, the adjusting screw 6 is rotated to drive the first bevel gear 14 to rotate, and then the second bevel gear 17, the first shaft 16 and the first belt wheel 20 are driven to rotate by meshing, and then the second shaft 18 and the third bevel gear 22 are driven to rotate by transmission of the belt 21 and the second belt wheel 19, and then the fourth bevel gear 23 and the first screw 13 are driven to rotate by meshing, so that the positioning plate 10 located below can be moved downward at the same time, and the positioning plate 10 located above is moved forward, thereby facilitating combined adjustment and independent adjustment.

Further, can promote montant 3 and rotate forward for montant 3 follows guide block 31 together, slides along guide way 30, and forms the extrusion to guide spring 32, makes the angle slope of two locating plates 10, thereby be convenient for stretch into the incision, through guide spring 32's reverse elasticity, can assist locating plate 10 to prop up upper part of the body belly skin, the notched process of strutting of being convenient for.

Further, be provided with arch post 29, can avoid the front end of locating plate 10 to lead to the fact the injury to trachea and skin for locating plate 10 removes more conveniently in the incision, and the resistance is littleer, and simultaneously after fixed to the incision, the belly can be laminated on arch post 29, forms the arch, thereby effectively prevents that the belly from taking place to slide on locating plate 10, thereby improves fixed effect.

Further, be provided with and aerify waist pillow 42, can arrange aerify waist pillow 42 in patient's waist, press bag ball 46 repeatedly, when bag ball 46 is pressurized, the gas in bag ball 46 gets into in aerifing waist pillow 42, aerify, when bag ball 46 elastic restoration deformation, inwards inhale choke post 50, when opening on the exhaust hole 51 lateral wall gets into in bag ball 46, outside air can enter into in bag ball 46 through exhaust hole 51, can aerify in succession aerifing waist pillow 42, it props up patient's waist to aerify waist pillow 42, make patient's health part form the arch, can further prop open the incision, make the field of vision clearer, can make the inside organ of belly more lean on simultaneously, be convenient for the doctor to carry out the operation.

The working principle is as follows: when the device is used, a railing on an operation table is placed between the clamping plate 38 and the supporting rod 1, the third screw rod 37 is rotated, the third sliding block 36 drives the clamping plate 38 to move along the third sliding groove 35, the railing is clamped, the device is fixed, the two positioning plates 10 extend into the cut, the adjusting screw rod 6 is rotated, the adjusting block 5 moves downwards, the positioning plates 10 are synchronously driven to move, the lower body belly skin is pressed by the positioning plate 10 positioned below, the upper body belly skin is propped up by the positioning plate 10 positioned above, the cut is propped up and fixed, as the two positioning plates 10 are combined into a pipe with the L-shaped cross section, the two positioning plates 10 are higher and lower, and a certain gap is formed between the two positioning plates 10, the sight line can be prevented from being blocked, a doctor can conveniently stretch the hand to enter the operation, the cross section of the avoiding rod 8 is arranged into the L shape, the blockage to further prevent the doctor from generating the blockage on the arm, the operation is convenient, further, the first screw 13 is rotated to enable the first slide block 12 to drive the connecting rod 9 and the positioning plate 10 to move together along the first chute 11, the positioning plate 10 can push the upper belly forward through horizontal movement to further expand and fix the incision, further, the second screw 27 is rotated to enable the second slide block 26 to move downward and drive the second shaft member 18 to move, the first belt wheel 20 and the second belt wheel 19 tension the belt 21, meanwhile, the third bevel gear 22 and the fourth bevel gear 23 form meshing connection, at this time, the adjusting screw 6 is rotated to drive the first bevel gear 14 to rotate, then meshing drives the second bevel gear 17, the first shaft member 16 and the first belt wheel 20 to rotate, then the second shaft member 18 and the third bevel gear 22 to rotate through transmission of the belt 21 and the second belt wheel 19, then the fourth bevel gear 23 and the first screw 13 are driven to rotate by meshing, so that the positioning plate 10 positioned below can be moved downwards at the same time, the positioning plate 10 positioned above can be moved forwards, the combined adjustment and the independent adjustment use are facilitated, further, the vertical rod 3 can be pushed to rotate forwards, the vertical rod 3 can slide along the guide block 31 along the guide groove 30 and extrude the guide spring 32, so that the angles of the two positioning plates 10 are inclined, the two positioning plates can be conveniently extended into the incision, the positioning plate 10 can be assisted to support the upper belly skin through the reverse elasticity of the guide spring 32, the opening process of the incision is facilitated, further, the arch posts 29 are arranged, the damage to the air pipes and the skin caused by the front end of the positioning plate 10 can be avoided, the positioning plate 10 can be more conveniently moved in the incision, the resistance is smaller, and meanwhile after the incision is fixed, the belly can be attached to the arch post 29 to form an arch, thereby effectively preventing the belly from sliding on the positioning plate 10, thereby improving the fixing effect, further, the inflatable waist pillow 42 is arranged, the inflatable waist pillow 42 can be placed on the waist of a patient, the balloon 46 is repeatedly pressed, when the balloon 46 is pressed, air in the balloon 46 enters the inflatable waist pillow 42 to be inflated, when the balloon 46 is elastically reset and deformed, the air blocking post 50 is sucked inwards, when an opening on the side wall of the exhaust hole 51 enters the balloon 46, external air can enter the balloon 46 through the exhaust hole 51, the inflatable waist pillow 42 can be continuously inflated, the inflatable waist pillow 42 supports the waist of the patient, the body part of the patient forms an arch, the incision can be further supported, meanwhile, organs in the belly can be more close to the upper part, and a doctor can conveniently perform operation.

The embodiments of the present invention are disclosed as the preferred embodiments, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention and make various extensions and changes without departing from the spirit of the present invention.

Claims

1. The multifunctional drag hook for the clinical operation of the general surgery department comprises a supporting rod (1), and is characterized in that the overlooking and side-looking cross sections of the supporting rod (1) are both set to be L-shaped, a disc (2) is fixedly connected to the inner side of the supporting rod (1), a corner mechanism is arranged on the disc (2), a vertical rod (3) is connected to the inner side of the corner mechanism, an adjusting groove (4) is formed in the front end of the vertical rod (3), two adjusting blocks (5) which are vertically distributed are arranged in the adjusting groove (4), one adjusting block (5) positioned above is fixedly connected in the adjusting groove (4), the other adjusting block (5) is slidably connected in the adjusting groove (4), the front ends of the two adjusting blocks (5) are respectively and fixedly connected with an avoidance rod (8) and a connecting block (7), the cross section of the avoidance rod (8) is set to be L-shaped, a flaring mechanism is arranged on the avoidance rod (8), the inner side of the flaring mechanism is connected with a connecting rod (9), the bottoms of the connecting rod (9) and the front ends of the connecting block (7) are both fixedly connected with positioning plates (10), the two positioning plates (10) are combined to form a tubular supporting rod with the L-shaped cross section, the adjusting groove (4) and the adjusting screw (6) is connected with a screw (6) and a cushion mechanism, and the adjusting block (1) and the adjusting mechanism;

the flaring mechanism comprises a first screw (13), a first sliding groove (11) is formed in the inner side of the avoidance rod (8), a first sliding block (12) is connected in the first sliding groove (11) in a sliding mode, the first screw (13) is rotatably connected to the inner wall of the front end of the first sliding groove (11), the first screw (13) is rotatably connected with the first sliding block (12), and the first sliding block (12) is fixedly connected with the connecting rod (9);

a first bevel gear (14) is fixedly sleeved on the adjusting screw (6), a fourth bevel gear (23) is fixedly sleeved on the first screw (13), a sleeve block (15) is fixedly connected to the top of one side, away from the support rod (1), of the vertical rod (3), a first shaft member (16) is sleeved and rotatably connected to the sleeve block (15), a second bevel gear (17) and a first belt wheel (20) are respectively sleeved and fixedly arranged on two sides of the first shaft member (16), the second bevel gear (17) is meshed and connected with the first bevel gear (14), a regulating and controlling mechanism is arranged on the support rod (1), a second shaft member (18) is connected to the outer side of the regulating and controlling mechanism, a second belt wheel (19) and a third bevel gear (22) are fixedly sleeved on the second shaft member (18), a same belt (21) is sleeved between the first belt wheel (20) and the second belt wheel (19), and the third bevel gear (22) is meshed and connected with the fourth bevel gear (23);

regulating and controlling mechanism includes riser (24), riser (24) fixed connection is in one side that vertical rod (3) are close to belt (21), second spout (25) have been seted up in riser (24) outside, sliding connection has second slider (26) in second spout (25), second slider (26) and second shaft spare (18) rotate to be connected, second spout (25) top inner wall rotates and is connected with second screw rod (27), second screw rod (27) and second slider (26) threaded connection.

2. The multifunctional retractor for the clinical operation of the general surgery department as claimed in claim 1, is characterized in that: corner mechanism includes guide spring (32), and curved guide way (30) have been seted up to one side that disc (2) are close to montant (3), and sliding connection has guide block (31) in guide way (30), and guide spring (32) fixed connection is between guide way (30) inner wall and guide block (31), fixed connection between guide block (31) and montant (3), rotate between montant (3) and disc (2) and be connected with same connecting axle (33).

3. The multifunctional retractor for the clinical operation of the general surgery department as claimed in claim 1, is characterized in that: fixed establishment includes fixed plate (34), one side of disc (2) is kept away from in fixed plate (34) fixed connection in bracing piece (1), third spout (35) have been seted up to fixed plate (34) bottom, sliding connection has third slider (36) in third spout (35), third slider (36) bottom fixedly connected with splint (38), third spout (35) internal rotation is connected with third screw rod (37), third screw rod (37) and third slider (36) threaded connection, splint (38) bottom fixedly connected with anticreep colludes (39), splint (38) inboard bonds and has rubber pad (40).

4. The multifunctional retractor for the clinical operation of the general surgery department as claimed in claim 1, is characterized in that: the front end of the outer arc surface of the positioning plate (10) is fixedly connected with two lug blocks (28) which are symmetrically distributed at two sides, and the same arch post (29) is fixedly connected between the two lug blocks (28).

5. The multifunctional retractor for the clinical operation of general surgery department as claimed in claim 4, characterized in that: the waist pad mechanism comprises a bottom plate (41), one side that bottom plate (41) fixed connection is close to disc (2) in bracing piece (1), bottom plate (41) top bonds and has aerifyd waist pillow (42), it has hose (45) to aerify waist pillow (42) one side intercommunication, bag ball (46) have been cup jointed to hose (45) bottom, spacing groove (47) have all been seted up to bag ball (46) both sides inner wall, sliding connection has stopper (48) in spacing groove (47), the same spacing spring (49) of fixedly connected with between stopper (48) and spacing groove (47) inner wall, fixedly connected with is same between two stopper (48) hinders gas post (50), one side outer wall and the bottom of hindering gas post (50) run through and have seted up same exhaust hole (51).

6. The multifunctional retractor for the clinical operation of the general surgery department as claimed in claim 5, wherein: the bottom of the gas-blocking column (50) is fixedly connected with a pressing block (52).

7. The multifunctional retractor for the clinical operation of the general surgery department as claimed in claim 6, wherein: the inflatable waist pillow is characterized in that an arc-shaped groove (43) is formed in the top of the inflatable waist pillow (42), a plurality of uniformly distributed columns (44) are arranged on the inner wall of the bottom of the groove (43), and a sponge cushion is filled in the columns (44).