CN111297613A - Assembled multi-angle special bed for orthopedic leg surgery - Google Patents
Assembled multi-angle special bed for orthopedic leg surgery Download PDFInfo
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- CN111297613A CN111297613A CN202010110674.2A CN202010110674A CN111297613A CN 111297613 A CN111297613 A CN 111297613A CN 202010110674 A CN202010110674 A CN 202010110674A CN 111297613 A CN111297613 A CN 111297613A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/02—Adjustable operating tables; Controls therefor
- A61G13/04—Adjustable operating tables; Controls therefor tiltable around transverse or longitudinal axis
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/02—Adjustable operating tables; Controls therefor
- A61G13/08—Adjustable operating tables; Controls therefor the table being divided into different adjustable sections
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/10—Parts, details or accessories
- A61G13/12—Rests specially adapted therefor; Arrangements of patient-supporting surfaces
- A61G13/1205—Rests specially adapted therefor; Arrangements of patient-supporting surfaces for specific parts of the body
- A61G13/1245—Knees, upper or lower legs
Abstract
The invention provides an assembled multi-angle special bed for orthopedic leg surgery, which aims to solve the technical problems of inconvenient angle adjustment and single function of the current operating bed and comprises a bed plate, a tilting mechanism, a lifting mechanism, a limiting mechanism and a leg placing mechanism; the tail part of the bed board is provided with a leg placing mechanism which can rotate up and down around the tail part of the bed board; the side edge of the tail part of the bed board is provided with a limiting mechanism which can limit the rotation amplitude of the leg placing mechanism; an inclining mechanism is arranged below the bed plate and can incline the bed plate up and down, left and right; the lifting mechanism is arranged below the tilting mechanism, and can lift the tilting mechanism so as to lift the operating table.
Description
Technical Field
The invention relates to an operating bed, in particular to an assembled multi-angle special bed for orthopedic leg operations.
Background
When doing the shank operation, the patient is beaten the narcotic on one's body, and the patient can not angle of adjustment by oneself, therefore the shank operation table often need adjust patient's angle, operation table height and assemble the operation table before using before the operation, and the operation table is all fixed well basically now, can not dismantle, and inconvenient installation.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, adapt to practical requirements, and provide an assembled multi-angle special bed for orthopedic leg surgery to solve the technical problem that the existing operation bed is inconvenient to disassemble and assemble.
In order to realize the purpose of the invention, the technical scheme adopted by the invention is as follows: an assembled multi-angle special bed for orthopedic leg surgery is designed, which comprises a bed board, a tilting mechanism, a lifting mechanism, a limiting mechanism and a leg placing mechanism; the leg placing mechanism is arranged at the tail of the bed plate and used for fixing legs, and the leg placing mechanism is mounted at the tail of the bed plate and can rotate up and down around the tail of the bed plate; the side edge of the tail part of the bed board is provided with a limiting mechanism which can limit the rotation angle of the leg placing mechanism; an inclining mechanism is arranged below the bed plate and can incline the bed plate in the left-right direction and the front-back direction; the lifting mechanism is arranged below the tilting mechanism and can lift the tilting mechanism and the bed board positioned above the tilting mechanism, so that the height of the special operation bed is lifted.
In order to respectively control the two legs, the leg placing mechanism is arranged at the tail part of the bed plate through the limiting mechanism; the leg placing mechanism comprises a first leg placing mechanism and a second leg placing mechanism which have the same structure; the first leg placing mechanism and the second leg placing mechanism are arranged on the left side and the right side of the device at intervals and can be used for fixing the left leg and the right leg of a patient respectively;
the first leg placing mechanism comprises a connecting plate, wherein one end of the connecting plate is provided with a bulge, the other end of the connecting plate is connected with two first triangular rib plates, two first limiting square tubes are positioned above the two first triangles, and first expansion plates are movably positioned in the two first limiting square tubes respectively, the legs of patients are different in length, so that the length of the placing rack can be adjusted for different patients; the side walls of the two first limiting square tubes are respectively provided with a plurality of first limiting holes which are sequentially arranged, the two first expansion plates are in a 7 shape or an L shape, and the side walls of the two first expansion plates are respectively provided with a plurality of second limiting holes which are sequentially arranged, one ends of the two first expansion plates respectively extend into the two first limiting square tubes and can move back and forth in the first limiting square tubes, the thigh pad is arranged between the two first limiting square tubes and is U-shaped, the two sides of the upper leg pad are provided with side lugs which are buckled on the first limit square tube, the upper leg pad can move on the first limit square tube, the first butterfly bolt penetrates through the first limiting hole, the second limiting hole and the first fixing hole to fix the first limiting square tube, the first telescopic plate and the thigh pad; the leg strap is characterized by further comprising a leg strap arranged at the corner of the first expansion plate 7, one end of the leg strap is fixed on the expansion plate, the other end of the leg strap is provided with a first buckle, a first clamping groove matched with the first buckle is formed in the corner of the other expansion plate, the first buckle can be bound by the first clamping groove to fix the leg of a patient, and the leg strap can bind the leg of the patient, so that secondary injury to the patient is reduced as much as possible during treatment;
in order to control the bending angles of the thighs and the calves respectively, the connection positions of the thighs and the calves are provided with rotation limiting devices, the device further comprises two first rotation limiting pipe fittings, the two first rotation limiting pipe fittings are annular, the interiors of the first rotation limiting pipe fittings are of cavity structures, the side walls of the first rotation limiting pipe fittings are provided with a plurality of third limiting holes, one ends of the first rotation limiting pipe fittings are provided with rectangular grooves, the first rotation limiting pipe fittings can be fixed on the first expansion plate through the rectangular grooves, the device further comprises a second butterfly nut, and the second butterfly nut penetrates through one of second limiting holes and one of third limiting holes, located on the downward extending end of the first expansion plate, to fix the first expansion plate and the first rotation limiting pipe fittings; the two ends of the connecting rod are respectively connected with the two first rotation limiting pipe fittings, so that the two first rotation limiting pipe fittings and the two first rotation limiting pipe fittings form a hard whole; the second rotating limiting plate is annular, the interior of the second rotating limiting plate is of a solid plate-shaped structure, and the side wall of the second rotating limiting plate is provided with a plurality of fourth limiting holes; the first rotary limiting pipe fitting and the second rotary limiting plate are fixed through the third limiting hole and the fourth limiting hole;
in order to enable the shank placing device to be telescopic, the shank placing device further comprises two second telescopic plates, the second telescopic plates are in a shape like a Chinese character 'yi', the side walls of the second telescopic plates are provided with a plurality of fifth limiting holes which are sequentially arranged, and one ends of the two second telescopic plates are respectively welded at the end parts of the other ends of the two second rotating limiting plates; the side wall of the second limiting square tube is provided with a sixth limiting hole, and one end of the second limiting square tube is sleeved on the second expansion plate and can move back and forth along the second expansion plate; the shank pad is U-shaped, side lugs are arranged on two sides of the shank pad, the shank pad can move on the second limiting square tubes, second fixing holes are formed in the lugs on two sides of the shank pad, and the shank pad further comprises a fourth butterfly nut; still including welding in the roof of the spacing square tube tip of two seconds, the roof can follow the spacing square tube of second and remove.
In order to limit the rotation angle of the thigh, a limiting mechanism is arranged, the limiting mechanism comprises movable oblique teeth arranged at the front ends of the two connecting plates, two first shaft holes and a first rotating shaft, the movable oblique teeth are respectively arranged at the outer sides of the protrusions of the two connecting plates, and the movable oblique teeth are annularly distributed along the first shaft holes; the bed board tail is provided with two symmetrically arranged grooves, the bed board tail is divided into three parts, namely a left bed tail, a middle bed tail and a right bed tail, the protrusions can be arranged in the grooves, gaps exist, the middle bed tail is communicated through a second shaft hole, the first rotating shaft sequentially penetrates through the two first shaft holes and the second shaft hole to connect the two connecting plates, the bed board and the first rotating shaft, at the moment, the protrusions are arranged in the two grooves, the first rotating shaft is rotatably connected in the second shaft hole in the middle bed tail, and the movable oblique teeth and the side walls of the grooves which are oppositely arranged have gaps; the left and right bed tails with the same structure are further included, a cavity structure is arranged inside the right bed tail, a return spring is arranged in the cavity, the outer end of the return spring abuts against the inner wall of the cavity, the inner end of the return spring abuts against one end of the sealing cover and applies elastic force to the sealing cover in the inner side direction, the other end of the sealing cover is provided with limiting inclined teeth, and the limiting inclined teeth on the sealing cover are meshed with the movable inclined teeth on the protrusions; a square hole is formed in the side wall of the right bed tail and communicated with the inner cavity; the pull rod penetrates through the side wall of the tail part of the bed board, the outer part of the pull rod is square, the inner end of the pull rod is circular, the square end of the pull rod is arranged in a square hole, the inner end of the pull rod is connected with a seal cover reset spring and sleeved on the pull rod, a limiting pin is arranged on the part, protruding out of the end face of the bed board, of the square sliding block, and the limiting pin is in contact with the side face of; the pull ring fixing rod penetrates through the square sliding block, the pull ring is C-shaped, a through hole for the pull ring fixing rod to penetrate through is formed in the opening end of the C-shaped, the pull rod can be pulled out through the pull ring, the sealing cover is driven to move backwards, the sealing cover can be bounced to movable oblique teeth on the connecting plate to be meshed through the reset spring, and therefore the rotation of the leg placing mechanism is limited.
When in use, in order to facilitate the doctor to use and adjust the height and the inclination angle of the whole operation bed, the lower part of the operation bed is provided with an inclination mechanism, the inclining mechanism comprises a first supporting seat, the first supporting seat is positioned below the bed plate, the first supporting seat is square, four walls of the first supporting seat are provided with four first bearing holes which are arranged front, back, left and right, and four first rotating bearings, the four first rotating bearings are respectively arranged in the four first bearing holes, the four first rotating bearings also comprise second rotating shafts respectively positioned in the four first rotating bearings, the front ends of the second rotating shafts are arranged in the first rotating bearings, the shaft diameter of the rear ends of the second rotating shafts is larger than that of the front ends, and the rear end of the second rotating shaft is provided with a rectangular groove which runs through the rear end of the second rotating shaft, the wall of the rectangular groove is provided with a bolt hole which runs through the side wall of the second rotating shaft, and the novel rotary table further comprises a bolt which respectively runs through the rectangular groove and is fixed in the bolt hole.
The tilting mechanism further comprises a second supporting seat, the second supporting seat is positioned below the first supporting seat, and the tilting mechanism further comprises two first electric push rods positioned above the second supporting seat, the upper ends of telescopic rods of the first electric push rods are hinged to the left and right inserting pins, the lower end of a main body of the first electric push rod is fixed on the second supporting seat, and the two electric push rods are symmetrically arranged;
the tilting mechanism further comprises two fixing plates arranged on the second supporting seat, the two fixing plates are arranged in parallel, a second bearing hole is formed in the side face of each fixing plate, the third rotating shaft is arranged in the second bearing hole and connected with the two fixing plates, the tilting mechanism further comprises a motor, the output end of the motor is connected with the input end of a rotating shaft, the tilting mechanism further comprises a gear located on the third rotating shaft, the gear can rotate along with the third rotating shaft and further comprises a toothed belt, the toothed belt is always in a meshed state with the gear, and two ends of the toothed belt are fixed on the front and rear inserting pins respectively.
The lifting mechanism comprises a second electric push rod, the second electric push rod is located below the second supporting seat, the upper end face of the electric push rod is connected with the lower portion of the supporting plate, and the lower end of the electric push rod is fixed on the ground.
In order to guarantee that the patient is because of other factors landing operation table when the treatment the bed board still includes that middle part both sides face is provided with the spout that two cross-sections are "protruding" font respectively, and two spouts in the left side are left spout, and two spouts in the right side are right spout, still including setting up the slider in the spout respectively, the slider also is "protruding" font, and the slider is located in the spout to slidable still includes left waistband and the right waistband of being connected with left slider and right slider, left side waistband one end is fixed in on two left sliders, and the other end is equipped with the second buckle, right side waistband one end is connected with two right sliders, and the other end is equipped with the second draw-in groove of joining in marriage and locking the second buckle with the second buckle.
The invention has the beneficial effects that:
the invention relates to an assembled operating table, which is designed to have detachable parts at all parts, occupies small space during transportation and is convenient to transport. More importantly, the device can selectively select and install one or two of the first leg placing mechanism and the second leg placing mechanism according to the requirement of the procedure through the first leg placing mechanism and the second leg placing mechanism which can be assembled and disassembled, and simultaneously, when the first leg placing mechanism and the second leg placing mechanism are used independently or in a combined mode, each leg placing mechanism can be used in a combined mode, namely, in the design, the fixed thigh component can be disassembled or used through the single leg placing mechanism in a rotatable mode.
When the angle adjusting device is used, the height of the whole device can be controlled by adjusting the lifting of the second electric push rod, when the angle adjusting device needs to be adjusted, the operating bed is in a horizontal state initially, the height of the first electric push rod on the left side is increased, namely the left side of the operating bed is high, the right side of the operating bed is low, the purpose of inclining to the right is achieved, and otherwise, the operating bed can incline to the left; the third rotating shaft is controlled to rotate positively and negatively, and the operating bed is driven to tilt forwards and backwards and adjust the angle forwards and backwards through the meshing action of the gear and the toothed belt.
Secondly, because one end of the reset spring is propped against the inner side of the cavity, under the action of pulling force, the reset spring is compressed, the limit helical teeth and the movable helical teeth are changed into a free state from a meshing state, at the moment, the rotatable connecting plate rotates downwards, the pull ring is loosened, the reset spring restores the original state, the limit helical teeth are pushed to be meshed with the movable helical teeth and locked, because the contact surfaces of the limit helical teeth and the movable helical teeth are straight surfaces, the leg placing mechanism cannot slide down due to gravity under the action of gravity, the upward rotation of the leg placing mechanism can be completed only by lifting the connecting plate to rotate upwards, when the leg placing mechanism rotates upwards, because the contact surfaces of the limit helical teeth and the movable helical teeth are inclined surfaces, the inclined surfaces contact to generate a lateral force, the lateral force extrudes the reset spring, so that the reset spring contracts, and the leg placing mechanism rotates upwards, the entire leg placement mechanism can be adjusted.
Furthermore, the third butterfly nut is unscrewed at the joint of the thigh and the shank, the first rotating limiting plate can move in the cavity of the first rotating limiting pipe fitting, the angle of the shank is further adjusted, and then after the angle adjustment is completed, the third butterfly nut is screwed down to be fixed.
Drawings
FIG. 1 is a schematic diagram of the main structure of the present invention;
FIG. 2 is a schematic view of a leg placement mechanism of the present invention;
FIG. 3 is a schematic view of the connection of the large and small leg structures of the present invention;
fig. 4 is a schematic view of the rear part of the bed plate in the invention;
fig. 5 is a schematic view of a bed plate of the present invention;
FIG. 6 is a schematic view of a spacing mechanism of the present invention;
FIG. 7 is a schematic cross-sectional view of the limiting mechanism of the present invention installed in a bed plate;
FIG. 8 is a schematic view of a rotary mechanism of the present invention;
fig. 9 is an enlarged view of the slide block and the slide groove of the present invention.
In the figure:
1. a bed board; 2. a leg placement mechanism; 3. a limiting mechanism; 4. a tilting mechanism; 5. a lifting mechanism; 6. a first support plate; 7. a chute; 8. a slider; 9. a waistband; 10. a first buckle; 11. a first card slot;
201. a connecting plate; 202. a first triangular rib plate; 203. a first limit square tube; 204. a first expansion plate; 205. a first limit hole; 206. a second limiting hole; 207. a thigh pad; 208. a first fixing hole; 209. a first wing nut;
210. a first rotation limiting pipe fitting; 211. a second wing nut; 212. a connecting rod; 213. a second rotation limiting plate; 214. a fourth limiting hole; 215. a third butterfly nut; 216. a second expansion plate; 217. a second limit square tube; 218. a fifth limiting hole; 219. a sixth limiting hole;
220. a shank pad; 221. a second fixing hole; 222. a fourth butterfly nut; 223. a top plate; 224. a leg strap; 225. a first buckle; 226. a first card slot;
301. movable helical teeth; 302 a first rotating shaft; 303. a return spring; 304. sealing the cover; 305. limiting helical teeth; 306. a pull rod; 307. a spacing pin; 308. a pull ring fixing rod; 309. a pull ring;
310. a left bed end; 311. the middle bed tail; 312 right foot; 313. a second shaft hole; 314 a square hole;
401. a first rotating bearing; 402. a second rotating shaft; 403. a bolt; 404. a second support seat; 405. an electric push rod; 406. a fixing plate; 407. a second bearing; 408. a third rotating shaft; 409. a gear; 410. toothed belt.
Detailed Description
The invention is further illustrated with reference to the following figures and examples:
example 1: an assembled multi-angle special bed for orthopedic leg surgery, which is shown in figures 1-7; comprises a bed board 1, an inclining mechanism 4, a lifting mechanism 5, a limiting mechanism 3 and a leg placing mechanism 2; the tail part of the bed plate 1 is provided with a leg placing mechanism 4 for fixing legs, and the leg placing mechanism 2 can rotate up and down around the tail part of the bed plate 1; the side edge of the tail part of the bed plate 1 is provided with a limiting mechanism 3, and the limiting mechanism 3 can limit the rotation angle of the leg placing mechanism 2; an inclining mechanism 4 is arranged below the bed plate 1, and the inclining mechanism 4 can incline the bed plate in the left-right direction and the front-back direction; a lifting mechanism 5 is arranged below the tilting mechanism 4, and the lifting mechanism 5 can lift the tilting mechanism 4 so as to lift the operating bed.
Specifically, in order to control the two legs respectively, the leg placing mechanism 2 is arranged at the tail part of the bed plate 1 through the limiting mechanism 3; the leg placing mechanism 2 comprises a first leg placing mechanism and a second leg placing mechanism which have the same structure; the first leg placement mechanism and the second leg placement mechanism are spaced from the left and right of the device and can be used for fixing the left and right legs of the patient respectively.
Particularly, first shank is laid the mechanism and is included connecting plate 201, the one end of connecting plate 201 is equipped with the arch, two first triangular rib boards 202 that the other end is connected, two first spacing side's pipes 203 of two first triangular rib boards 202 top fixed welding to and can slide and be located the inside first expansion plate 204 of two first spacing side's pipes 203 respectively around in first spacing side's pipe 203, in the use, because of patient's leg length differs, so this design can be for the length of different patient's adjustment racks.
Further, for fixed to first spacing side pipe 203 and first expansion plate 204, its a plurality of first spacing hole 205 that arranges in proper order is seted up respectively to two first spacing side pipe 203 lateral walls, two first expansion plates are "7" font, and a plurality of second spacing hole 206 that arranges in proper order is seted up respectively to two first expansion plate 204 lateral walls, and two first expansion plates 204 one end stretch into respectively in two first spacing side pipes 203 and can reciprocate in first spacing side pipe 203.
Still including setting up the thigh pad 207 between two first spacing side pipes 203, thigh pad 207 can support the thigh position, thigh pad 207 is the U type, and its both sides are equipped with the side ear, thigh pad 207 can first spacing side pipe 203 removes, first fixed orifices 208 have been seted up on the ear of thigh pad 207 both sides.
The leg pad further comprises a first butterfly nut 209, and the first butterfly nut 209 penetrates through the first limiting hole 205, the second limiting hole 206 and the first fixing hole 208 to fix the first limiting square tube 203, the first expansion plate 204 and the thigh pad 207.
Further, this design still includes the shank area 224 that sets up in first expansion plate 204 "7" corner, shank area 224 one end is fixed in on first expansion plate 204, and the other end is equipped with first buckle 225, and another first expansion plate 204 corner is equipped with first draw-in groove 226, first buckle 225 can be tied by first draw-in groove 226, and then fixes patient's shank, and the shank area can be tied to patient's shank to reduce the secondary damage to patient as far as when the treatment, in this design, its first buckle 225 and first draw-in groove 226 that matches and correspond use plastic safety buckle or primary and secondary buckle commonly used among the prior art with it, and this design is no longer repeated its.
Furthermore, in order to control the bending angles of the thigh and the calf respectively, the rotary limiting device is arranged at the joint of the thigh and the calf, the rotary limiting device comprises two first rotary limiting pipe fittings 210, the two first rotary limiting pipe fittings 210 are annular and are of a cavity structure, a plurality of third limiting holes are formed in the side walls of the rotary limiting pipe fittings, a rectangular groove is formed in one end of each first rotary limiting pipe fitting 210, the first rotary limiting pipe fittings 210 can be fixed on the first expansion plate 204 through the rectangular groove, the rotary limiting device further comprises a second butterfly nut 211, and the second butterfly nut 211 penetrates through the second limiting holes 206 and the third limiting holes to fix the first expansion plate 204 and the first rotary limiting pipe fittings 210.
The two ends of the connecting rod 212 are respectively connected with the two first rotation limiting pipe fittings 210, so that the two first rotation limiting pipe fittings and the two first rotation limiting pipe fittings are a hard whole; meanwhile, the pipe fitting further comprises two second rotation limiting plates 213, one ends of the second rotation limiting plates 213 are respectively installed in the inner cavity of the first rotation limiting pipe fitting 210, each second rotation limiting plate 213 is annular, the interior of each second rotation limiting plate 213 is of a solid plate-shaped structure, and the side wall of each second rotation limiting plate is provided with a plurality of fourth limiting holes 214; the first rotation limiting pipe fitting 210 and the second rotation limiting plate 213 are fixed by the third butterfly nut 215 penetrating through the third limiting hole and the fourth limiting hole 214.
Furthermore, in order to make the shank placement device telescopic, the shank placement device further comprises two second expansion plates 216, the second expansion plates 216 are in a shape like a Chinese character 'yi', the side walls of the second expansion plates 216 are provided with a plurality of fifth limiting holes 218 which are sequentially arranged, and one ends of the two second expansion plates 216 are respectively welded at the end parts of the other ends of the two second rotation limiting plates 213; the telescopic device further comprises a second limiting square tube 217, a sixth limiting hole 219 is formed in the side wall of the second limiting square tube 217, one end of the second limiting square tube 217 is sleeved on the second expansion plate 216, and the second limiting square tube 217 can move back and forth along the second expansion plate 216.
The lower leg cushion 220 is arranged between the two second limiting square tubes 217, the lower leg cushion 220 is U-shaped, side lugs are arranged on two sides of the lower leg cushion 220, the lower leg cushion 220 can move on the second limiting square tubes 217, second fixing holes 221 are formed in the side lugs on two sides of the lower leg cushion 220, the lower leg cushion further comprises a fourth butterfly nut 222, and the fourth butterfly nut 222 penetrates through a fifth limiting hole 218, a sixth limiting hole 219 and the second fixing holes 221 to fix the second expansion plate 219, the second limiting square tubes 217 and the lower leg cushion 220; the device further comprises a top plate 223 welded at the end parts of the two second limiting square tubes 217, and the top plate 223 can move along with the second limiting square tubes 217.
When the leg support is used through the structure, the legs of a patient are placed on the thigh pad 207 and the shank pad 220 of the leg placement mechanism 2, the depth of the first expansion plate 204 inserted into the first limiting square tube 203 is adjusted, and the first limiting square tube 203, the first expansion plate 204 and the thigh pad 207 are locked by the first butterfly nut 209 after the legs are adjusted to the proper length according to the length of the thigh of the patient.
Then, the first rotation limiting pipe 210 is sleeved at the end of the first expansion plate 204 and locked by the second butterfly nut 211, the second rotation limiting plate 213 is inserted into the cavity of the first rotation limiting pipe 210, the third butterfly nut 215 is used for locking and fixing after the angle is adjusted, and the second expansion plate 216 is welded on the second rotation limiting plate 213, namely, the second limiting square pipe 217 is inserted into the second expansion plate 216 according to the length of the leg of the patient until the sole of the foot of the patient contacts the top plate 223, the fourth butterfly nut 222 is used for locking the second expansion plate 216, the second limiting square pipe 217 and the shank pad 220, and finally the shank binding belt 224 is buckled in the first clamping groove 226, namely, the binding and placing of the leg are completed.
Furthermore, in order to limit the rotation angle of the thigh, the design is provided with a limiting mechanism 3.
Specifically, the limiting mechanism 3 comprises movable oblique teeth 301 and first shaft holes which are arranged at the front ends of the two connecting plates, the movable oblique teeth 301 are respectively arranged at the outer sides of the protrusions of the two connecting plates 204, the movable oblique teeth 301 are annularly distributed along the first shaft holes, the limiting mechanism further comprises a first rotating shaft 302, and the first rotating shaft 302 is rotatably positioned in the first shaft holes on the connecting plates 201; meanwhile, two symmetrically arranged grooves are formed in the tail portion of the bed plate 1, and the groove divides the first bed plate tail portion into a left bed tail 310, a middle bed tail 311 and a right bed tail 312.
The protrusions can be arranged in the grooves and have gaps with the side walls of the grooves, the middle bed tail 311 is penetrated through by a second shaft hole 313, and the first rotating shaft 302 sequentially penetrates through the two first shaft holes and the second shaft hole 313 to connect the two connecting plates 201, the bed plate 1 and the first rotating shaft 302.
The leg placing mechanism comprises a left bed tail and a right bed tail which are of the same structure, a cavity structure is arranged inside a right bed tail 312, a return spring 303 is arranged in the cavity, the sealing cover 304 is further included, one end of the return spring 303 abuts against the inner wall of the cavity, the other end of the return spring abuts against one end of the sealing cover 304 and applies elastic force in the inner side direction to the sealing cover, a limiting helical tooth 305 is arranged at the other end of the sealing cover 304, the limiting helical tooth 305 on the sealing cover 304 is meshed with the movable helical tooth 301 on the protrusion, the limiting helical tooth 305 on the sealing cover 304 can be meshed with the movable helical tooth 301 on the connecting plate 201 through the return spring 303, and therefore the rotation of the leg placing mechanism 2 is limited.
Further, a square hole is formed in the side wall of the right bed tail and communicated with the inner cavity; the novel bed plate is characterized by further comprising a pull rod 306 penetrating through the side wall of the tail portion of the bed plate, one end of the pull rod 306 is square, the other end of the pull rod 306 is circular, the square end of the pull rod 306 is installed in the square hole, and the other circular end of the pull rod 306 is connected with the sealing cover 304. Furthermore, a limiting pin 307 is arranged at the part of the square sliding block, which protrudes out of the end face of the bed plate 1, and the limiting pin 307 is in contact with the side face of the bed plate 1; the pull ring 309 is C-shaped, a through hole for the pull ring fixing rod 308 to pass through is formed in the opening end of the C shape, the pull rod 306 can be pulled out through the pull ring 309, and therefore the sealing cover 304 is driven to move backwards, and the limiting helical teeth 305 are enabled to be separated from the movable helical teeth 301 on the connecting plate 201.
Through the structural design, when the limiting mechanism 3 is used, the pull ring 309 is pulled, because one end of the return spring 303 abuts against the inner side of the cavity, under the action of the pull force, the return spring 303 is compressed, the limiting helical teeth 305 and the movable helical teeth 301 are changed into a free state (the two are separated) from a meshing state, the rotatable connecting plate 201 rotates downwards at the moment, the pull ring is loosened, the return spring 303 recovers an original state, the limiting helical teeth 305 are pushed to be meshed with the movable helical teeth 301, and the locking is realized.
In this design, because spacing skewed tooth 305 is the straight face with activity skewed tooth 301 contact surface this moment, shank placement mechanism 2 can not be because of the reason landing of gravity under the effect of gravity, only need hold up connecting plate 201 and upwards rotate and can accomplish the upwards rotation to shank placement mechanism 2 when upwards rotating, because spacing skewed tooth 305 is the inclined plane with activity skewed tooth 301 contact surface, the inclined plane contact has produced a yawing force this moment, this yawing force extrusion reset spring 303, make reset spring 303 shrink, thereby lay mechanism 2 to the shank and upwards rotate.
Furthermore, in order to facilitate the use of doctors and the adjustment of the height and the inclination angle of the whole operating table, the lower part of the operating table is provided with an inclination mechanism 4.
Specifically, tilt mechanism 4 includes first supporting seat 6, first supporting seat 6 is located bed board 1 below, and first supporting seat 6 is square its four walls and has seted up four first bearing holes all around, still includes four first rotating bearing 401, four first rotating bearing 401 install respectively in four first bearing holes, still include the second pivot 402 that is located four first rotating bearing 401 respectively, and the front end of second pivot 402 is installed in first rotating bearing 401, and second pivot 402 rear end axle footpath is greater than the front end, and the rectangle recess that runs through second pivot 402 rear end is seted up to second pivot 402 rear end, and the bolt hole that runs through second pivot 402 lateral wall is seted up to the rectangle recess cell wall, still includes bolt 403, bolt 403 passes the rectangle recess respectively and is fixed in the bolt is downthehole.
Further, the tilting mechanism 4 further includes a second supporting seat 404, the second supporting seat 404 is located below the first supporting seat 6, and the tilting mechanism further includes two first electric push rods 405 located above the second supporting seat 404, the upper ends of the telescopic rods of the first electric push rods 405 are hinged to the left and right bolts 403, the lower ends of the main bodies of the first electric push rods 405 are fixed on the second supporting seat 404, and the two first electric push rods 405 are symmetrically arranged.
Further, the tilting mechanism 4 further includes two fixing plates 406 disposed on the second support base 404, the two fixing plates 406 are disposed in parallel, a second bearing hole is formed in a side surface of the fixing plate 406, the tilting mechanism further includes a third rotating shaft 408 disposed in the second bearing hole, the third rotating shaft 408 is connected with the two fixing plates 406, the tilting mechanism further includes a motor, an output end of the motor is connected with an input end of the rotating shaft, the tilting mechanism further includes a gear located on the third rotating shaft 406, the gear can rotate along with the third rotating shaft 406, the tilting mechanism further includes a toothed belt 410, the toothed belt 410 and the gear 406 are always in a meshed state, and two ends of the toothed belt 410 are respectively fixed on the front plug pin and the.
Further, the lifting mechanism 5 comprises a second electric push rod, the second electric push rod is located below the second supporting seat, the upper end face of the electric push rod is connected with the lower portion of the second supporting seat 404, and the lower end of the electric push rod is fixed on the ground.
In order to ensure that the patient slides down from the operating table due to other factors during treatment, the bed plate also comprises two sliding grooves 7 with the cross sections in a shape like a Chinese character 'tu', two sliding grooves 7 on the left side are left sliding grooves, two sliding grooves on the right side are right sliding grooves, and sliding blocks 8 which are respectively arranged in the sliding grooves 7, the sliding blocks are also in a shape like a Chinese character 'tu', the sliding blocks 8 are positioned in the sliding grooves 7, and is slidable, and also comprises a left waist-binding belt 9 and a right waist-binding belt connected with the left slider and the right slider, one end of the left waist-binding belt 9 is fixed on the two left sliders 8, the other end is provided with a second buckle 10, right side waistband 9 one end is connected with two right sliders 8, and the other end is equipped with and locks the second draw-in groove 11 tight second buckle 10 of second buckle 10 and the second draw-in groove 11 that matches with it with the cooperation of second buckle 10 and use present prior art neutron box can.
When the operating table is used, a patient lies on the bed board, and the waist is fixed through the waistband 9.
Then, the first and second leg mounting structures of the present invention are selectively used according to whether the patient is to operate on the left leg or the right leg or both legs, and then the thigh length of the present device is adjusted by adjusting the depth of the first expansion plate 204 extending into the first limiting pipe 203 according to the leg length and then tightening by the first butterfly nut 209, whereas in the present design, the calf leg length adjustment is the same as the thigh length adjustment.
In this design, big small leg junction is controlled shank bending angle promptly and is adjusted by first rotation limiting pipe fitting 210 to and second rotation limiting plate 213 and third butterfly nut 215 three accomplish jointly, with first rotation limiting pipe fitting 210 cover the lower edge end at first expansion plate 204 when concrete operation, and lock with second butterfly nut 211, then rotate the cavity that limiting plate 213 inserted first rotation limiting pipe fitting with the second, after adjusting the angle, with the third spacing hole on the first rotation limiting pipe fitting 210 and the second rotate the fourth spacing hole 214 on the limiting plate 213 align and lock with the third butterfly nut can.
Then according to the angle required by the whole leg operation controlled by the pull ring 309 on the limiting mechanism 3 at the operation position, because one end of the reset spring 303 is propped against the inner side of the cavity, under the action of the pull force, the reset spring 303 is compressed, the limiting helical tooth 305 and the movable helical tooth 301 are changed from the meshing state to the free state, at the moment, the rotatable connecting plate 201 rotates downwards, the pull ring is loosened, the reset spring 303 recovers the original state, the limiting helical tooth 305 is pushed to be meshed with and locked with the movable helical tooth 301, because the contact surface of the limiting helical tooth 305 and the movable helical tooth 301 is a straight surface, the leg placing mechanism 2 can not slide down due to the gravity, when rotating upwards, the connecting plate 201 only needs to be supported to rotate upwards to complete the upward rotation of the leg placing mechanism 2, when rotating upwards, because the contact surface of the limiting helical tooth 305 and the movable helical tooth 301 is an inclined surface, at the moment, the inclined surface contacts to, this lateral force presses the return spring 303, so that the return spring 303 contracts, thereby rotating the leg rest mechanism 2 upward.
Then, the left-right and front-back angles can be adjusted through the tilting mechanism 4, when the angle is required to be adjusted, the operating bed is in a horizontal state initially, the height of the first electric push rod 405 on the left side is increased, namely the left side of the operating bed is high, the right side of the operating bed is low, the purpose of tilting to the right is achieved, and otherwise the operating bed can tilt to the left; the forward and reverse rotation of the third rotating shaft 408 is controlled, and the gear 409 and the toothed belt 410 are meshed to drive the operating table to tilt forwards and backwards and adjust the angle forwards and backwards; then the height of the bed plate 1 can be adjusted by adjusting the lifting of the second electric push rod 5; when the operation is performed, the components can be correspondingly adjusted according to the requirement so as to meet the requirement of the 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 (7)
1. An assembled multi-angle special bed for orthopedic leg surgery, which comprises a bed plate, a tilting mechanism, a lifting mechanism, a limiting mechanism and a leg placing mechanism; the method is characterized in that: the leg placing mechanism is arranged at the tail of the bed plate and used for fixing legs, and the leg placing mechanism is mounted at the tail of the bed plate and can rotate up and down around the tail of the bed plate; the side edge of the tail part of the bed board is provided with a limiting mechanism which can limit the rotation angle of the leg placing mechanism; an inclining mechanism is arranged below the bed plate and can incline the bed plate in the left-right direction and the front-back direction; the lifting mechanism is arranged below the tilting mechanism and can lift the tilting mechanism and the bed board positioned above the tilting mechanism, so that the height of the special operation bed is lifted.
2. The assembled multi-angle special bed for orthopedic leg surgery as claimed in claim 1, wherein: the leg placing mechanism is arranged at the tail part of the bed plate through the limiting mechanism; the leg placing mechanism comprises a first leg placing mechanism and a second leg placing mechanism which have the same structure; the first leg placing mechanism and the second leg placing mechanism are arranged on the left side and the right side of the device at intervals and can be used for fixing the left leg and the right leg of a patient respectively;
the first leg placing mechanism comprises a connecting plate, two first triangular rib plates, two first limiting square tubes and first expansion plates, wherein one end of the connecting plate is provided with a bulge, and the other end of the connecting plate is connected with the two first triangular rib plates;
the side walls of the two first limiting square tubes are respectively provided with a plurality of first limiting holes which are sequentially arranged, the two first expansion plates are in a 7 shape or an L shape, the side walls of the two first expansion plates are respectively provided with a plurality of second limiting holes which are sequentially arranged, and one ends of the two first expansion plates respectively extend into the two first limiting square tubes and can move back and forth in the first limiting square tubes and be drawn out;
the thigh pad is U-shaped, side lugs in an inverted U shape are arranged on two sides of the thigh pad, the side lugs are buckled on the first limiting square tubes on two sides and can move on the first limiting square tubes, and first fixing holes are formed in the side lugs on two sides of the thigh pad and correspond to one first limiting hole;
the first butterfly bolt penetrates through the first limiting hole, the second limiting hole and the first fixing hole to fix the first limiting square pipe, the first expansion plate and the thigh pad;
the two first rotation limiting pipe fittings are arc-shaped, the inner parts of the two first rotation limiting pipe fittings are of cavity structures, and the side walls of the two first rotation limiting pipe fittings are provided with a plurality of third limiting holes; one end of the first rotation limiting pipe fitting is provided with a rectangular groove, and the first rotation limiting pipe fitting can be sleeved on the downward extending end of the first expansion plate through the rectangular groove and can move up and down on the downward extending end of the first expansion plate; the other end of the first rotation limiting pipe fitting is provided with an insertion hole and is obliquely arranged upwards;
the second butterfly nut penetrates through one of the second limiting holes and one of the third limiting holes which are positioned at the downward extending end of the first expansion plate and is fixed to the downward extending end of the first expansion plate and the first rotation limiting pipe fitting;
the two ends of the connecting rod are respectively connected with the two first rotation limiting pipe fittings, so that the two first rotation limiting pipe fittings and the two first rotation limiting pipe fittings form a hard whole;
the first rotating limiting pipe fitting is characterized by also comprising two second rotating limiting plates, one ends of the two second rotating limiting plates are respectively arranged in the inner cavity of the first rotating limiting pipe fitting and can move in the first rotating limiting pipe fitting, the second rotating limiting plates are arc-shaped, and the side walls of the second rotating limiting plates are provided with a plurality of fourth limiting holes; the first rotary limiting pipe fitting and the second rotary limiting plate are fixed through the first limiting hole and the second limiting hole;
the first telescopic plate is in a straight shape, the side wall of the first telescopic plate is provided with a plurality of fifth limiting holes which are sequentially arranged, and one end of each of the two first telescopic plates is welded to the top of each of the two first rotating limiting plates; the side wall of the second limiting square tube is provided with a sixth limiting hole, and one end of the second limiting square tube is sleeved on the second expansion plate and can move back and forth along the second expansion plate;
the shank cushion is U-shaped, two inverted U-shaped side lugs are arranged on two sides of the shank cushion, the side lugs are buckled on the second limiting square tubes and can move on the second limiting square tubes, and second fixing holes are formed in the side lugs on two sides of the shank cushion;
the fourth butterfly bolt penetrates through the fifth limiting hole, the sixth limiting hole and the second fixing hole to fix the second expansion plate, the second limiting square tube and the shank cushion;
still including welding in the roof of two spacing side pipe front end portion of second, the roof can follow the removal of spacing side pipe of second.
3. The assembled multi-angle special bed for orthopedic leg surgery as claimed in claim 2, wherein: still including setting up in the leg band of first expansion plate corner, leg band one end is fixed in on one of them first expansion plate, the other end is equipped with first buckle, and another first expansion plate corner is equipped with the first draw-in groove that matches with first buckle, first buckle can be tied by first draw-in groove, and then fixes patient's shank.
4. The assembled multi-angle special bed for orthopedic leg surgery as claimed in claim 2, wherein: the limiting mechanism comprises movable oblique teeth and two first shaft holes, the movable oblique teeth are arranged on the outer side walls of the convex bodies at the front ends of the two connecting plates, the movable oblique teeth are respectively arranged on the outer sides of the protrusions of the two connecting plates, and the movable oblique teeth are annularly distributed along the first shaft holes;
the first rotating shaft is movably connected with first shaft holes on the two connecting plates; the bed board tail part is provided with two symmetrically arranged grooves, the grooves divide the bed board tail part into a left bed tail part, a middle bed tail part and a right bed tail part, and the middle bed tail part is communicated by a second shaft hole; the first rotating shaft sequentially penetrates through the two first shaft holes and the second shaft hole to connect the two connecting plates, the bed plate and the first rotating shaft; at the moment, the protrusions are arranged in the two grooves, the first rotating shaft is rotatably connected in a second shaft hole in the middle bed tail, and a gap exists between the movable helical teeth and the side walls of the grooves which are oppositely arranged;
the left bed tail and the right bed tail are identical in structure, the right bed tail is internally of a rectangular cavity structure, a return spring is arranged in the cavity, the left bed tail further comprises a sealing cover, the outer end of the return spring abuts against the inner wall of the cavity, the inner end of the return spring abuts against one end of the sealing cover and applies elastic force in the inner side direction to the sealing cover, the inner side wall of the sealing cover is provided with limit inclined teeth, and the limit inclined teeth on the sealing cover are meshed with the movable inclined teeth on the protrusions;
the anti-theft device is characterized by further comprising a pull rod penetrating through an inner cavity of the tail of the bed board, the outer end of the pull rod is square, the inner end of the pull rod is circular, the square end of the pull rod is installed in a square hole in a matching mode, the inner end of the pull rod is connected with the sealing cover, the reset spring is sleeved on the pull rod, a limiting pin is arranged on the portion, protruding out of the end face of the bed board, of the end portion of the pull rod at the square end, the limiting pin is in contact with the side face of the bed board and abuts against the end portion of the inner cavity of the tail of the bed board, when the pull rod does not have external force, the reset;
the pull ring fixing rod penetrates through the end portion of the pull rod, the pull ring is U-shaped, a through hole for the pull ring fixing rod to penetrate through is formed in the U-shaped opening end of the pull ring, the through hole in the U-shaped opening end of the pull ring is sleeved on the pull ring fixing rod, the pull rod can be pulled out through the pull ring, and therefore the sealing cover is driven to move backwards, and limit helical teeth and movable helical teeth on the protrusions are enabled to be separated.
5. The assembled multi-angle special bed for orthopedic leg surgery as claimed in claim 1, wherein: the tilting mechanism comprises a first supporting seat, four first bearing holes which are arranged in the front, back, left and right directions are formed in the four walls of the square first supporting seat, and four first rotating bearings are arranged in the four first bearing holes respectively;
the front end of the second rotating shaft is arranged in the first rotating bearing, the shaft diameter of the rear end of the second rotating shaft is larger than that of the front end, the rear end of the second rotating shaft is provided with a rectangular groove penetrating through the rear end of the second rotating shaft, the wall of the rectangular groove is provided with a bolt hole penetrating through the side wall of the second rotating shaft, and the bolt further comprises bolts which respectively penetrate through the rectangular grooves and are fixed in the bolt holes;
the tilting mechanism further comprises a second supporting seat, the second supporting seat is positioned below the first supporting seat, the tilting mechanism further comprises two first electric push rods positioned above the second supporting seat, the upper ends of telescopic rods of the two first electric push rods are hinged to the two inserting pins on the left side and the right side respectively, the lower end of a main body of each first electric push rod is fixed on the second supporting seat, and the two electric push rods are symmetrically arranged;
the tilting mechanism also comprises two fixed plates arranged on the second supporting seat, the two fixed plates are arranged in parallel, second bearing holes are formed in the side faces of the fixed plates, and a third rotating shaft arranged in the two second bearing holes is further arranged and connected with the two fixed plates;
still include the motor, the motor output is connected with third pivot input, still including being located the epaxial gear of third pivot, the gear can follow the rotation of third pivot, still includes the cingulum, the cingulum with the gear is in the engaged state always, the cingulum both ends are fixed in respectively on two pins that are located two directions of front and back.
6. The assembled multi-angle special bed for orthopedic leg surgery as claimed in claim 5, wherein: the lifting mechanism comprises a second electric push rod, the second electric push rod is located below the second supporting seat, the end part of a telescopic rod of the second electric push rod is connected with the lower portion of the second supporting seat and supports the second supporting seat, and the lower end of the second electric push rod is fixed on the ground.
7. The assembled multi-angle special bed for orthopedic leg surgery as claimed in claim 1, wherein: the bed plate also comprises sliding chutes which are respectively positioned on two side surfaces in the middle of the bed plate and have convex sections, the upper ends of the sliding chutes are open, the two sliding chutes on the left side are left sliding chutes, and the two sliding chutes on the right side are right sliding chutes; still including setting up the slider in the spout respectively, the slider also is "protruding" font, and the slider is located but the slider is in the spout is slidable, still includes left waistband and the right waistband of being connected with left slider and right slider, left side waistband one end is fixed in on two left sliders, and the other end is equipped with the second buckle, right waistband one end is connected with two right sliders, and the other end is equipped with the second draw-in groove that cooperates and lock the second buckle with the second buckle.
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| CN202010110674.2A CN111297613B (en) | 2020-02-23 | 2020-02-23 | Assembled multi-angle special bed for orthopedic leg surgery |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010110674.2A CN111297613B (en) | 2020-02-23 | 2020-02-23 | Assembled multi-angle special bed for orthopedic leg surgery |
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| CN111297613A true CN111297613A (en) | 2020-06-19 |
| CN111297613B CN111297613B (en) | 2022-01-28 |
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| CN111904772A (en) * | 2020-08-06 | 2020-11-10 | 张雷 | Multi-section double-chain-disc folding type traction leg rod mechanism of orthopedic traction frame |
| CN112089990A (en) * | 2020-09-29 | 2020-12-18 | 何馨 | A four limbs positioner for radiology department inspection |
| CN112932860A (en) * | 2021-01-30 | 2021-06-11 | 江西省人民医院 | Supporting device for multi-angle adjustment for postoperative recovery of orthopedic legs |
| CN113397723A (en) * | 2021-07-27 | 2021-09-17 | 青岛市妇女儿童医院 | Novel limb supporting device for obstetrical delivery |
| CN114272066A (en) * | 2021-12-29 | 2022-04-05 | 康辉医疗科技(苏州)有限公司 | Ophthalmic operating table |
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| CN111297613B (en) | 2022-01-28 |
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