CN114869637A

CN114869637A - Wound dressing change device after leg operation of children

Info

Publication number: CN114869637A
Application number: CN202210365848.9A
Authority: CN
Inventors: 刘孝红
Original assignee: Individual
Current assignee: Fengdu County Shetan Center Health Center Fengdu County Shetan Town Family Planning Service Station
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-08-09
Anticipated expiration: 2042-04-08
Also published as: CN114869637B

Abstract

The invention relates to a dressing change device, in particular to a wound dressing change device after leg surgery of a child. Provides a device for changing the medicine of the leg of the child after the operation, which can fix the leg of the patient and then change the medicine. The invention is realized by the following technical approaches: the utility model provides a wound device of changing dressings after children's shank operation, places platform and first reset spring including mount table, guide holder, guide way board, connecting plate, shank, and mount table top front side is equipped with the guide holder, and the equal slidingtype in the guide holder left and right sides is equipped with the guide way board, and the equal slidingtype is equipped with the connecting plate in the guide way board, and the connecting plate top all is equipped with the shank that is used for the patient to put the leg and places the platform. The cooperation of placing the platform with the shank after the gag lever post rotates can press from both sides patient's shank tightly, can avoid the patient to take out the shank because of the pain when changing dressings and place the bench with the shank and no longer change dressings.

Description

Wound dressing change device after leg operation of children

Technical Field

The invention relates to a dressing change device, in particular to a wound dressing change device after leg surgery of a child.

Background

After the leg of the child is injured, in order to facilitate debridement and treatment of the wound, the leg of the patient needs to be lifted by using the bracket to carry out dressing change work.

Patent application No. CN202120332528.4 discloses a be used for emergency department shank nursing bracket of changing dressings, comprising a base plate, the equal movable mounting in four corners of bottom plate bottom has the universal wheel, the left side fixedly connected with storage medicine cabinet at bottom plate top, the right side of storage medicine cabinet is provided with stop gear, stop gear's right side is provided with the fly leaf, the right side at fly leaf top is provided with supporting mechanism, and this bracket can be according to the height of patient's demand regulation shank backup pad, still throws light on the affected part through the light, is convenient for change dressings work, nevertheless this bracket does not fix patient's shank, often accompanies pain when changing dressings the work, patient's shank often can be followed the shank backup pad and taken out when being difficult to endure and lead to changing dressings work interruption.

In view of the above technical problems, there is a need to design a device for changing the dressing of the wound of the leg of the child after the leg operation, which can fix the leg of the patient and then change the dressing.

Disclosure of Invention

In order to overcome current bracket of changing dressings and not fix patient's shank, can draw the shank from the shank backup pad when the patient is difficult to bear pain and lead to the shortcoming of the work of changing dressings to break off, provide one kind and can fix the children's shank postoperative wound device of changing dressings again to patient's shank.

The invention is realized by the following technical approaches: a wound dressing change device after leg operation of children comprises an installation platform, a placing groove plate, partition plates, a guide seat, guide groove plates, connecting plates, a leg placing platform and a first reset spring, wherein the placing groove plate for placing medicines is arranged on the front side of the installation platform, five partition plates are uniformly arranged on the placing groove plate in a sliding manner, the guide seat is arranged on the front side of the top of the installation platform, the guide groove plates are arranged on the left side and the right side of the guide seat in a sliding manner, the connecting plates are arranged in the guide groove plates in a sliding manner, the leg placing platforms for placing legs of patients are arranged on the tops of the connecting plates, the first reset springs are symmetrically connected between the bottoms of the connecting plates and the bottoms of the adjacent guide groove plates in a front-and-back manner, the dressing change device also comprises a limiting mechanism, a clamping mechanism and a leg moving preventing mechanism, the limiting mechanism capable of fixing the guide groove plates is arranged on the lower sides of the guide groove plates, and the clamping mechanism capable of clamping the connecting plates is arranged on the upper sides of the guide groove plates, a leg movement preventing mechanism which can clamp the legs of the patient on the leg placing table is connected between the guide groove plate and the leg placing table.

Further, stop gear is including mounting bracket, guide cylinder, second reset spring and rubber ball, and the equal front and back symmetry of guide way board downside is equipped with the mounting bracket, and the mounting bracket inboard all is equipped with the guide cylinder, and equal slidingtype is equipped with the rubber ball that can block the guide way board with the guide holder cooperation in the guide cylinder, all is connected with second reset spring between rubber ball and the adjacent guide cylinder, and it has two rows of draw-in grooves that agree with the rubber ball to open on the guide holder.

Further, screens mechanism is including the installing support, third reset spring, hand lever and spacing post, and the guide way board upper portion outside all is equipped with the installing support, and all slidingtype is equipped with the spacing post that can block the connecting plate on the installing support, and spacing post outer end all is equipped with the hand lever, all is connected with third reset spring between the inboard and adjacent installing support of hand lever, and the card hole that agrees with spacing post is all opened at the connecting plate middle part, and spacing post all is connected with adjacent guide way board slidingtype.

Further, prevent that shank moving mechanism is including the support frame, first contact piece, the second contact piece, the connecting rod, torque spring and gag lever post, guide way board rear side upper portion all is equipped with the support frame, the equal bilateral symmetry of support frame upside is equipped with first contact piece, the equal bilateral symmetry in the middle of the platform bottom is placed to the shank is equipped with the connecting rod, equal rotary type is connected with between the connecting rod rear side of the left and right sides and can place the platform with the shank after the rotation and press from both sides tight gag lever post with patient's shank, all be connected with torque spring between gag lever post left and right sides and the adjacent connecting rod, both ends all are equipped with the second contact piece about the gag lever post.

Further comprises an auxiliary disinfection mechanism which can spray disinfection solution to disinfect patients, the auxiliary disinfection mechanism comprises a guide bracket, a wedge-shaped block, a connecting bracket and a connecting frame, jar is placed to antiseptic solution, the shower nozzle, the press head, fourth reset spring and contact post, mount table top bilateral symmetry is equipped with the guide bracket, the equal slidingtype of guide bracket rear side is equipped with the wedge, all be connected with fourth reset spring between wedge and the adjacent guide bracket rear side, be connected with linking bridge between the wedge top rear side, linking bridge upside middle part slidingtype is equipped with the link, it places the jar to be equipped with the antiseptic solution that is used for depositing to antiseptic solution on the link, the tank bottoms portion is equipped with the shower nozzle is placed to the antiseptic solution, the platform lower part outside is placed to the shank all is equipped with the contact post, the contact post all contacts with adjacent wedge, the equal slidingtype in middle part of jar rear side is placed to the antiseptic solution is equipped with the press head.

Further, still including the waste liquid collection mechanism that can collect the antiseptic solution after using, the waste liquid is collected the mechanism and is equipped with the rack including rack, collecting box and handle on the linking bridge, rack front side lower part is placed and is used for carrying out the collecting box of collecting to the antiseptic solution after using, is equipped with the handle in the middle of the collecting box front side.

Further, still including fixing the fixture on the sick bed with the mount table, fixture is including spliced pole, clamp plate and fifth reset spring, and the equal bilateral symmetry slidingtype in both sides is equipped with the spliced pole about the mount table rear portion, all is connected with between two spliced poles of upper and lower both sides the clamp plate that can be fixed the mount table on the sick bed between the inner, and equal bilateral symmetry is connected with fifth reset spring between clamp plate and the mount table.

Furthermore, a screw cap is arranged on the back side of the top of the disinfectant containing tank in a threaded manner.

By combining all the technical approaches, the invention has the advantages and positive effects that: 1. through adjusting the position of guide way board, alright make the patient of different leg lengths, all can place the shank on the shank places the platform to improve the practicality.

2. The gag lever post is placed the platform cooperation with the shank after rotating and can be pressed from both sides patient's shank tightly, can avoid the patient to take out the shank because of the pain when changing dressings and place the bench with the shank and no longer change dressings.

3. The press head is squeezed to spray the disinfectant in the disinfectant tank to the leg injury of the patient, so that the possibility of infection and suppuration of the injury can be avoided.

4. The collecting box can collect the sprayed disinfectant, and the disinfectant is prevented from flowing to a sickbed of a patient and being difficult to clean.

5. The mounting table can be clamped on the sickbed through the clamping plate, and the mounting table can be prevented from being placed unstably and possibly being separated from the sickbed.

Drawings

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

Fig. 2 is a partial perspective view of the present invention.

Fig. 3 is a partial perspective sectional view of the present invention.

Fig. 4 is a schematic perspective view of the limiting mechanism of the present invention.

Fig. 5 is a schematic perspective view of the limiting mechanism of the present invention.

Fig. 6 is an enlarged schematic view of part a of the present invention.

Fig. 7 is a schematic perspective view of the locking mechanism of the present invention.

Fig. 8 is a schematic perspective view of an auxiliary sterilizing mechanism according to the present invention.

Fig. 9 is a schematic perspective view of the leg movement preventing mechanism of the present invention.

Fig. 10 is an enlarged schematic view of part B of the present invention.

Fig. 11 is a schematic perspective view of the waste liquid collecting mechanism of the present invention.

Fig. 12 is a schematic perspective view of a first embodiment of the clamping mechanism of the present invention.

Fig. 13 is a schematic perspective view of a second clamping mechanism of the present invention.

In the reference symbols: 1: mounting table, 2: placing groove plate, 3: partition plate, 4: guide holder, 5: guide groove plate, 6: connecting plate, 7: platform is placed to the shank, 8: first return spring, 9: stop gear, 91: mounting frame, 92: guide cylinder, 93: second return spring, 94: rubber ball, 10: screens mechanism, 101: mounting bracket, 102: third return spring, 103: hand lever, 104: spacing post, 11: auxiliary sterilizing mechanism, 111: guide bracket, 112: wedge block, 113: connecting bracket, 114: connecting frame, 115: disinfectant liquid storage tank, 116: a head, 117: pressing head, 118: fourth return spring, 119: contact column, 12: leg movement prevention mechanism, 121: support, 122: first contact block, 123: second contact block, 124: connecting rod, 125: torsion spring, 126: gag lever post, 13: waste liquid collecting mechanism, 131: rack, 132: collection box, 133: handle, 14: clamping mechanism, 141: connecting column, 142: clamping plate, 143: and a fifth return spring.

Detailed Description

Embodiments of the present invention will be described below with reference to the drawings.

Example 1

A wound dressing change device after leg operation of children is disclosed, as shown in figures 1-3, and comprises an installation platform 1, a placing groove plate 2, a partition plate 3, a guide seat 4, a guide groove plate 5, a connecting plate 6, a leg placing platform 7, a first reset spring 8, a limiting mechanism 9, a clamping mechanism 10 and a leg moving prevention mechanism 12, wherein the placing groove plate 2 is welded on the front side of the installation platform 1, the placing groove plate 2 is used for placing medicines, five partition plates 3 are uniformly and slidably arranged on the placing groove plate 2, the guide seat 4 is fixedly connected on the front side of the top of the installation platform 1 through bolts, the guide groove plates 5 are slidably arranged on the left side and the right side of the guide seat 4, the connecting plate 6 is slidably arranged in the guide groove plate 5, the leg placing platform 7 is arranged on the top of the connecting plate 6, the leg placing platform 7 is used for placing legs of patients, the first reset spring 8 is symmetrically connected between the bottom of the connecting plate 6 and the bottom of the adjacent guide groove plates 5 in front and back, limiting mechanisms 9 are arranged on the lower sides of the guide groove plates 5, the limiting mechanisms 9 can fix the guide groove plates 5, clamping mechanisms 10 are arranged on the upper sides of the guide groove plates 5, the connecting plates 6 can be clamped by the clamping mechanisms 10, leg moving prevention mechanisms 12 are connected between the guide groove plates 5 and the leg placing tables 7, and the leg moving prevention mechanisms 12 can enable legs of patients to be clamped on the leg placing tables 7.

Referring to fig. 4-6, the limiting mechanism 9 includes a mounting frame 91, a guide cylinder 92, a second return spring 93 and a rubber ball 94, the mounting frame 91 is symmetrically welded to the lower side of the guide groove plate 5 front and back, the guide cylinder 92 is welded to the inner side of the mounting frame 91, the rubber ball 94 is slidably arranged in the guide cylinder 92, the rubber ball 94 can be matched with the guide seat 4 to clamp the guide groove plate 5, the second return spring 93 is connected between the rubber ball 94 and the adjacent guide cylinder 92, and two rows of clamping grooves matched with the rubber ball 94 are formed in the guide seat 4.

Referring to fig. 7, the clamping mechanism 10 includes a mounting bracket 101, a third reset spring 102, a hand lever 103 and a limiting post 104, the mounting bracket 101 is welded on the outer side of the upper portion of each guide groove plate 5, the limiting post 104 is arranged on the mounting bracket 101 in a sliding manner, the connecting plate 6 can be clamped by the limiting post 104, the hand lever 103 is welded on the outer end of the limiting post 104, the third reset spring 102 is connected between the inner side of the hand lever 103 and the adjacent mounting bracket 101, a clamping hole matched with the limiting post 104 is formed in the middle of the connecting plate 6, and the limiting post 104 is connected with the adjacent guide groove plates 5 in a sliding manner.

Referring to fig. 9 and 10, the leg movement preventing mechanism 12 includes a support frame 121, a first contact block 122, a second contact block 123, a connecting rod 124, a torsion spring 125 and a limiting rod 126, the support frame 121 is welded on the upper portion of the rear side of the guide groove plate 5, the first contact block 122 is welded on the upper side of the support frame 121 in an equal bilateral symmetry manner, the connecting rod 124 is welded in the middle of the bottom of the leg placing table 7 in an equal bilateral symmetry manner, the limiting rod 126 is connected between the rear sides of the connecting rod 124 on the left side and the right side in an equal rotation manner, the limiting rod 126 can clamp the leg of the patient with the leg placing table 7 after rotating, the torsion spring 125 is connected between the left side and the right side of the limiting rod 126 and the adjacent connecting rod 124, and the second contact block 123 is welded at the left end and the right end of the limiting rod 126.

When the medicine needs to be changed for the children with injured legs, the device can be used, the staff can change the medicine according to the needs, the proper separation plate 3 is inserted into the placing groove plate 2, then the medicine can be placed in the placing groove plate 2, then the device can be taken to the sickbed of the patient, the mounting table 1 is clamped on the sickbed, then the legs of the patient can be lifted and placed on the leg placing table 7, the position of the right leg placing table 7 can be adjusted according to the leg length of the patient, the right guide groove plate 5 is pulled to drive the first return spring 8 on the right side, the connection plate 6, the leg placing table 7, the mounting frame 91, the guide cylinder 92, the second return spring 93 and the rubber ball 94 to move leftwards, when the right rubber ball 94 moves leftwards and does not fit with the clamping groove of the guide seat 4, the right rubber ball 94 can move forwards under the action of the guide seat 4, the right second return spring 93 is compressed, when the right rubber ball 94 moves leftwards to be matched with the clamping groove of the guide seat 4, the right rubber ball 94 moves backwards to reset under the action of the right second return spring 93, after the position of the right guide groove plate 5 is adjusted, the right rubber ball 94 is clamped with the guide seat 4 to fix the position of the right guide groove plate 5, so that the right guide groove plate 5 is prevented from moving, the left guide groove plate 5 can be adjusted in the same way, the third return spring 102 is stretched initially, when the leg of a patient is placed on the leg placing table 7, the leg placing table 7 drives the connecting plate 6 to move downwards, the first return spring 8 is compressed, when the clamping hole of the connecting plate 6 is matched with the limiting column 104, the limiting column 104 and the hand lever 103 move inwards under the action of the third return spring 102, the limiting column 104 moves inwards to clamp the connecting plate 6, when the leg placing table 7 moves downwards, the leg placing table 7 also moves downwards to drive the connecting rod 124, the torsion spring 125, the limiting rod 126 and the second contact block 123 to move downwards, the second contact block 123 moves downwards to be in contact with the first contact block 122 and then continues to move, the second contact block 123 rotates under the action of the first contact block 122, the second contact block 123 rotates to drive the limiting rod 126 to rotate, the torsion spring 125 deforms, the limiting rod 126 rotates to be matched with the leg placing table 7 to clamp the leg of a patient, the leg of the patient is prevented from leaving the leg placing table 7 due to pain during dressing change, a worker can take out the medicine in the groove plate 2 to perform dressing change work on the patient, after dressing change is finished, the hand lever 103 is pulled to drive the limiting column 104 to move outwards to release the connecting plate 6, the third return spring 102 is stretched, and then the worker can pull the connecting plate 6 to drive the leg placing table 7 to move upwards to return, first reset spring 8 resets, platform 7 upwards moves and drives connecting rod 124 is placed to the shank, torsion spring 125, gag lever post 126 and second contact piece 123 rebound, second contact piece 123 no longer is supported by first contact piece 122, gag lever post 126 and second contact piece 123 rotate to reset under torsion spring 125's effect, gag lever post 126 rotates to reset no longer places platform 7 cooperation with the shank and presss from both sides the shank of patient tightly, alright make patient's shank no longer place on platform 7 is placed to the shank afterwards, so just accomplished whole flow of changing dressings, the staff alright take off mount table 1 from the sick bed.

Example 2

On the basis of embodiment 1, referring to fig. 1 and 8, the disinfection apparatus further comprises an auxiliary disinfection mechanism 11, the auxiliary disinfection mechanism 11 can spray disinfection solution to disinfect a patient, the auxiliary disinfection mechanism 11 comprises a guide bracket 111, a wedge block 112, a connecting bracket 113, a connecting bracket 114, a disinfection solution storage tank 115, a spray head 116, a pressing head 117, a fourth return spring 118 and a contact column 119, the guide bracket 111 is symmetrically arranged on the top of the mounting table 1 in a left-right manner by means of screw installation, the wedge block 112 is slidably arranged on the rear side of the guide bracket 111, the fourth return spring 118 is connected between the wedge block 112 and the rear side of the adjacent guide bracket 111, the connecting bracket 113 is fixedly connected between the top and the rear side of the wedge block 112, the connecting bracket 114 is slidably arranged in the middle of the upper side of the connecting bracket 113, the disinfection solution storage tank 115 is fixedly connected to the connecting bracket 114, and the disinfection solution storage tank 115 is used for storing disinfection solution, jar 115 bottom rigid coupling is placed to the antiseptic solution has shower nozzle 116, and the equal rigid coupling in the lower part outside of platform 7 is placed to the shank has contact column 119, and contact column 119 all contacts with adjacent wedge 112, and jar 115 rear side middle part slidingtype is placed to the antiseptic solution is equipped with pressing head 117, and the antiseptic solution is placed jar 115 top rear side thread formula and is equipped with the spiral cover.

The staff can rotate the screw cap away from the disinfectant containing tank 115, the disinfectant is poured into the disinfectant containing tank 115, when the patient is changed, the leg placing table 7 moves downwards to drive the contact column 119 to move downwards, so that the wedge block 112 moves forwards, the fourth return spring 118 is stretched, the wedge block 112 moves forwards to drive the connecting bracket 113, the connecting bracket 114, the disinfectant containing tank 115, the spray head 116 and the pressing head 117 to move forwards, the spray head 116 moves forwards to be positioned above the legs of the patient, then the staff can pull the connecting bracket 114 to drive the disinfectant containing tank 115, the spray head 116 and the pressing head 117 to move on the connecting bracket 113, when the spray head 116 moves to the position above the injury of the patient, the connecting bracket 114 can be stopped to move, then the pressing head 117 can be pressed intermittently, so that the disinfectant in the disinfectant containing tank 115 can be sprayed out through the spray head 116 to be sprayed on the injury of the patient, can disinfect to patient's wound like this and avoid taking place the infection, when need not to disinfect, no longer press pressing head 117 can, place platform 7 when upwards removing to reset when the shank, alright drive contact post 119 rebound and no longer support wedge 112, linking bridge 113, linking bridge 114, antiseptic solution are placed jar 115, shower nozzle 116 and pressing head 117 and are moved backward and reset under the effect of fourth reset spring 118.

Referring to fig. 1 and 11, the disinfection device further comprises a waste liquid collecting mechanism 13, the waste liquid collecting mechanism 13 can collect the used disinfection solution, the waste liquid collecting mechanism 13 comprises a placing frame 131, a collecting box 132 and a handle 133, the placing frame 131 is arranged on the connecting support 113 in a welding mode, the collecting box 132 is placed on the lower portion of the front side of the placing frame 131, the collecting box 132 is used for collecting the used disinfection solution, and the handle 133 is arranged in the middle of the front side of the collecting box 132 in a welding mode.

Connecting bracket 113 moves forward and drives rack 131, collecting box 132 and handle 133 move forward, when disinfecting and changing dressings work for the patient, the antiseptic solution finally just can drip into collecting box 132, patient's wound probably has the suppuration situation simultaneously, thereby pus also can flow into collecting box 132, can avoid antiseptic solution and pus all to drip on mount table 1, and then flow to the sick bed of patient, change dressings and finish connecting bracket 113 and move backward and drive rack 131, collecting box 132 and handle 133 remove the back, the staff alright pull out rack 131 with collecting box 132 through handle 133, clear up antiseptic solution and pus in collecting box 132, rethread handle 133 is put collecting box 132 back.

Referring to fig. 1, 12 and 13, the medical bed is further provided with a clamping mechanism 14, the mounting table 1 can be fixed on the medical bed by the clamping mechanism 14, the clamping mechanism 14 comprises a connecting column 141, a clamping plate 142 and a fifth return spring 143, the connecting column 141 is arranged on the upper side and the lower side of the rear portion of the mounting table 1 in a sliding mode in a bilateral symmetry manner, the clamping plate 142 is connected between the inner ends of the two connecting columns 141 on the upper side and the lower side in a welding manner, the mounting table 1 can be fixed on the medical bed by the clamping plate 142, and the fifth return spring 143 is connected between the clamping plate 142 and the mounting table 1 in a bilateral symmetry manner.

When the mounting table 1 is clamped on a sickbed, the clamping plate 142 moves to be in contact with the sickbed and then continues to move, the connecting column 141 can be driven by the clamping plate 142 to move upwards under the action of the sickbed, the fifth reset spring 143 is compressed, and meanwhile, the connecting column 141 and the clamping plate 142 can move inwards under the reaction force of the fifth reset spring 143, so that the mounting table 1 can be clamped on the sickbed through the clamping plate 142, the mounting table 1 is prevented from being placed unstably, and after the mounting table 1 is taken down from the sickbed, the connecting column 141 and the clamping plate 142 move inwards and reset under the action of the fifth reset spring 143.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A wound dressing change device after a leg operation of children comprises an installation platform (1), a placing groove plate (2), partition plates (3), guide seats (4), guide groove plates (5), connecting plates (6), a leg placing platform (7) and first reset springs (8), wherein the placing groove plate (2) used for placing medicaments is arranged on the front side of the installation platform (1), five partition plates (3) are uniformly and slidably arranged on the placing groove plate (2), the guide seats (4) are arranged on the front side of the top of the installation platform (1), the guide groove plates (5) are respectively and slidably arranged on the left side and the right side of each guide seat (4), the connecting plates (6) are respectively and slidably arranged in the guide groove plates (5), the leg placing platform (7) used for placing legs of patients is respectively arranged on the top of each connecting plate (6), the first reset springs (8) are respectively and symmetrically connected between the bottom of each connecting plate (6) and the adjacent guide groove plates (5) in the front-back direction, the leg protection device is characterized by further comprising a limiting mechanism (9), a clamping mechanism (10) and a leg protection moving mechanism (12), wherein the limiting mechanism (9) capable of fixing the guide groove plate (5) is arranged on the lower side of the guide groove plate (5), the clamping mechanism (10) capable of clamping the connecting plate (6) is arranged on the upper side of the guide groove plate (5), and the leg protection moving mechanism (12) capable of clamping the legs of a patient on the leg placing table (7) is connected between the guide groove plate (5) and the leg placing table (7).

2. The device for changing the dressing for the wound after the leg operation of the child as claimed in claim 1, wherein the limiting mechanism (9) comprises a mounting frame (91), guide cylinders (92), second return springs (93) and rubber balls (94), the mounting frame (91) is symmetrically arranged on the front and back of the lower side of each guide groove plate (5), the guide cylinders (92) are arranged on the inner sides of the mounting frames (91), the rubber balls (94) capable of being matched with the guide seats (4) to clamp the guide groove plates (5) are arranged in the guide cylinders (92) in a sliding manner, the second return springs (93) are connected between the rubber balls (94) and the adjacent guide cylinders (92), and two rows of clamping grooves matched with the rubber balls (94) are formed in the guide seats (4).

3. The device for dressing change after leg surgery for children according to claim 2, wherein the clamping mechanism (10) comprises mounting brackets (101), third reset springs (102), hand levers (103) and limiting columns (104), the mounting brackets (101) are arranged on the outer sides of the upper portions of the guide groove plates (5), the limiting columns (104) capable of clamping the connecting plates (6) are arranged on the mounting brackets (101) in a sliding mode, the hand levers (103) are arranged at the outer ends of the limiting columns (104), the third reset springs (102) are connected between the inner sides of the hand levers (103) and the adjacent mounting brackets (101), clamping holes matched with the limiting columns (104) are formed in the middle portions of the connecting plates (6), and the limiting columns (104) are connected with the adjacent guide groove plates (5) in a sliding mode.

4. A device for dressing change of wounds after leg operations of children as claimed in claim 3, wherein the leg movement preventing mechanism (12) comprises a support frame (121), a first contact block (122), a second contact block (123), connecting rod (124), torsion spring (125) and gag lever post (126), guide way board (5) rear side upper portion all is equipped with support frame (121), the equal bilateral symmetry of support frame (121) upside is equipped with first contact piece (122), the equal bilateral symmetry is equipped with connecting rod (124) in the middle of platform (7) bottom is placed to the shank, equal rotary type is connected with between connecting rod (124) the rear side of the left and right sides and can place platform (7) with the shank after the rotation and press from both sides tight gag lever post (126) with patient's shank, all be connected with torsion spring (125) between gag lever post (126) the left and right sides and adjacent connecting rod (124), both ends all are equipped with second contact piece (123) about gag lever post (126).

5. The device for changing the dressing for the wound after the leg operation of the child as claimed in claim 4, further comprising an auxiliary disinfection mechanism (11) capable of spraying disinfection solution to disinfect the patient, wherein the auxiliary disinfection mechanism (11) comprises a guide bracket (111), a wedge block (112), a connecting bracket (113), a connecting bracket (114), a disinfection solution containing tank (115), a spray head (116), a pressing head (117), a fourth return spring (118) and a contact column (119), the guide bracket (111) is arranged on the top of the mounting table (1) in a bilateral symmetry manner, the wedge block (112) is arranged on the rear side of the guide bracket (111) in a sliding manner, the fourth return spring (118) is connected between the wedge block (112) and the rear side of the adjacent guide bracket (111), the connecting bracket (113) is connected between the rear sides of the tops of the wedge blocks (112), the connecting bracket (114) is arranged in the middle of the upper side of the connecting bracket (113) in a sliding manner, be equipped with on link (114) and be used for placing jar (115) to the antiseptic solution that disinfectant was deposited, the antiseptic solution is placed jar (115) bottom and is equipped with shower nozzle (116), and platform (7) lower part outside is placed to the shank all is equipped with contact column (119), and contact column (119) all contact with adjacent wedge (112), and the antiseptic solution is placed jar (115) rear side middle part and is all slided type and be equipped with press head (117).

6. The device for changing the dressing for the wound after the leg operation of the child as claimed in claim 5, further comprising a waste liquid collecting mechanism (13) capable of collecting the used disinfectant, wherein the waste liquid collecting mechanism (13) comprises a placing frame (131), a collecting box (132) and a handle (133), the placing frame (131) is arranged on the connecting bracket (113), the collecting box (132) for collecting the used disinfectant is placed on the lower portion of the front side of the placing frame (131), and the handle (133) is arranged in the middle of the front side of the collecting box (132).

7. The device for dressing change after leg surgery for children according to claim 6, further comprising a clamping mechanism (14) capable of fixing the mounting table (1) on a hospital bed, wherein the clamping mechanism (14) comprises a connecting column (141), clamping plates (142) and fifth return springs (143), the connecting column (141) is arranged on the upper side and the lower side of the rear portion of the mounting table (1) in a sliding manner in a bilateral symmetry manner, the clamping plates (142) capable of fixing the mounting table (1) on the hospital bed are connected between the inner ends of the two connecting columns (141) on the upper side and the lower side, and the fifth return springs (143) are connected between the clamping plates (142) and the mounting table (1) in a bilateral symmetry manner.

8. The device for changing the dressing on the wound after the leg operation of the child as claimed in claim 7, wherein the screw cap is threadedly provided on the rear side of the top of the disinfectant solution containing tank (115).