CN114098806A - Limb ultrasonic diagnosis and treatment auxiliary device - Google Patents

Abstract

The invention discloses a limb ultrasonic diagnosis and treatment auxiliary device, which relates to the technical field of limb ultrasonic diagnosis and comprises a main body device, an expansion device, a lifting device, an adjusting device and a moving device, wherein the lifting device comprises a first triangular block, a second triangular block, an H-shaped connecting frame, a balancing rod, a synchronizing rod, a first rotating shaft, a clamping column, a connecting piece with holes, a second rotating shaft, an air cylinder piston rod, a concave connecting piece and a third rotating shaft, the first triangular blocks are respectively matched with the second triangular blocks in a rotating mode, one ends of the balancing rods and one ends of the synchronizing rods are respectively connected with one surfaces of the second triangular blocks, and the second triangular blocks are connected with the H-shaped connecting frame through the first rotating shafts. According to the invention, the first triangular block and the second triangular block which are matched in a rotating mode are pulled by shaking the hand-operated rod, so that the height of the bed plate is adjusted, and the purpose of facilitating the ultrasonic diagnostor to accurately diagnose the patient with difficulty in movement is achieved.

Description

Limb ultrasonic diagnosis and treatment auxiliary device

Technical Field

The invention relates to the technical field of limb ultrasonic diagnosis, in particular to an auxiliary device for limb ultrasonic diagnosis and treatment.

Background

The ultrasonic diagnosis is a diagnosis method which applies ultrasonic detection technology to human body, finds diseases by measuring and knowing data and form of physiology or tissue structure, and gives prompt, the ultrasonic diagnosis is a non-invasive, painless, convenient and visual effective examination means, especially B-type ultrasonography, has wide application, great influence, and is called as 4-size medical imaging technology together with X-ray, CT and magnetic resonance imaging, and has the advantages of no wound, no pain, no ionizing radiation, no radioactive damage and the like, high safety, convenience, real-time dynamic imaging, relatively low price, high repeatability, wide application range, capability of performing head examination in operation, and generally no need of contrast agent. There are also some disadvantages, including poor display of bones, lungs, gastrointestinal tract, obesity, limited anatomical range of the display, and strong dependence on machinery, operators, which can generate many ultrasound artifacts including sound shadow, back echo enhancement, reverberation, mirror artifacts, partial volume effect, etc.

The limb ultrasonic diagnosis and treatment auxiliary device carries out ultrasonic diagnosis on a medical object sitting or lying on the device by using an ultrasonic instrument, is convenient for a doctor to carry out accurate ultrasonic diagnosis on a certain part of a limb of the medical object, and also enables the medical object to carry out ultrasonic diagnosis in a comfortable environment, such as a limb ultrasonic diagnosis and treatment auxiliary device disclosed in CN105342639A, by immersing the limbs of a person in the liquid of the water tank and scanning the body with ultrasonic waves, the interference of gas is eliminated, the distance between the ultrasonic probe and the examined part is increased, the display rate of ultrasonic diagnosis is improved, but some problems still exist, the device structure is simple and crude, does not set up the extension device, is unsuitable for carrying out ultrasonic diagnosis to medical objects of different statures, and whole device can not height-adjusting and angle, and inconvenient patient to the activity difficulty diagnoses, therefore needs to propose a new solution.

The existing limb ultrasonic diagnosis and treatment auxiliary device has the advantages that the existing device cannot meet the function of ultrasonic diagnosis of medical objects with different statures, meanwhile, the medical objects which are difficult to move cannot accurately diagnose the diagnosis part of a patient through the height and the angle of the adjusting device due to simple and crude structures, and a great deal of inconvenience is brought to the ultrasonic diagnosis.

Disclosure of Invention

The invention mainly aims to provide a limb ultrasonic diagnosis and treatment auxiliary device which can effectively solve the problems that the existing device in the background technology can not meet the function of ultrasonic diagnosis on medical objects with different statures, and meanwhile, the medical objects which are difficult to move have simple and crude structures, and the ultrasonic probe can not accurately diagnose the diagnosis part of a patient through the height and the angle of an adjusting device, so that inconvenience is brought to ultrasonic diagnosis.

In order to achieve the purpose, the invention adopts the technical scheme that: a limb ultrasonic diagnosis and treatment auxiliary device comprises a main body device, an expansion device, a lifting device, an adjusting device and a moving device, wherein the main body device comprises a fixed bed plate, a movable bed plate and a bed frame, one end of the fixed bed plate is connected with one surface of the bed frame, the expansion device comprises an expansion plate, a hinge group, a crank arm, a connector, hinge rotating shafts, a first connecting shaft, a second connecting shaft, a third connecting shaft, a fourth connecting shaft, a first connecting seat and a second connecting seat, one end of the first connecting seat and one end of the second connecting seat are connected with one surface of the bed frame, a plurality of hinge groups are respectively matched with a plurality of expansion plates in a rotating mode, the hinge group and the expansion plates are respectively connected with each other, the hinge rotating shafts are respectively arranged on one surface of the hinge groups, the hinge rotating shafts are two, and the hinge rotating shafts are mainly connected with the hinge groups, the connectors are respectively connected with the surfaces of the hinge rotating shafts, wherein the number of the connectors is two, the connectors are mainly connected with the hinge rotating shafts, the connectors are connected with the first connecting seats through a plurality of first connecting shafts, the hinge groups are connected with the second connecting seats through a plurality of second connecting shafts, the number of the first connecting seats and the second connecting seats are two, the first connecting seats and the second connecting seats are mutually connected, the crank arms are in rotating fit with the expansion plates through a plurality of fourth connecting shafts, the number of the crank arms and the four fourth connecting shafts are four, the crank arms are mutually connected with the fourth connecting shafts, the surfaces of the crank arms and the surfaces of the first connecting seats are provided with mounting holes, the third connecting shafts are respectively connected with the mounting holes, the number of the third connecting shafts is two, and the third connecting shafts play a connecting role, one end of each of the first connecting shafts is respectively connected with one surface of each of the first connecting seats, one end of each of the connectors is respectively connected with one surface of each of the first connecting shafts, each of the lifting devices comprises a first triangular block, a second triangular block, an H-shaped connecting frame, a balancing rod, a synchronizing rod, a first rotating shaft, a clamping column, a connecting piece with holes, a second rotating shaft, a cylinder piston rod, a concave connecting piece and a third rotating shaft, one end of each of the first triangular blocks is connected with the lower surface of the bed frame, the first triangular blocks are respectively matched with the second triangular blocks in a rotating manner, four first triangular blocks and four second triangular blocks are respectively arranged, the first triangular blocks and the second triangular blocks are mutually matched and connected, one end of each of the balancing rods and one end of each of the synchronizing rods are respectively connected with one surface of each of the second triangular blocks, and the balancing rods and the synchronizing rods are respectively two, the balancing rod and the synchronizing rod are mainly connected with a second triangular block, a plurality of second triangular blocks are connected with the H-shaped connecting frame through a plurality of first rotating shafts, one end of the clamping column is connected with one surface of the bed frame, one end of the connecting piece with holes is connected with one surface of the clamping column, the air cylinder is connected with the connecting piece with holes through a second rotating shaft, the piston rod of the air cylinder is in rotating fit with the air cylinder, one end of the concave connecting piece is connected with one surface of the H-shaped connecting frame, through holes are formed in the surfaces of the air cylinder and the concave connecting piece, the third rotating shaft is connected with the through holes, the adjusting device comprises a rotator, a fourth rotating shaft, a second connector, an air spring piston rod, an air spring cylinder barrel, a fifth rotating shaft, a third connecting seat and a bearing column, one end of the bearing column is connected with one surface, and the movable bed frame is connected with the bearing column through a plurality of rotators, the second connector is in rotating fit with the movable bed plate through a fourth rotating shaft, one end of the air spring piston rod is connected with one surface of the second connector, the air spring piston rod is in sliding fit with the air spring cylinder, one end of the third connecting seat is connected with one surface of the bearing post, rotating holes are formed in one surface of the third connecting seat and one surface of the air spring cylinder, the fifth rotating shaft is connected with the rotating holes, the moving device comprises fixing blocks, pedals, a chassis, a connecting rod, a brake rod, a bolt, a fifth connecting shaft, a clamping block, a transmission shaft and a caster wheel, one end of the chassis is connected with one end of a plurality of second triangular blocks through the upper surface and the lower surface of the fixing blocks, the fixing blocks mainly play a role in connection and fixation, the pedals are connected with the brake rod through a plurality of bolts, the pedals are two, and the pedals play a role in braking, a plurality of screens piece one end is connected with a plurality of brake lever surface respectively, and wherein, the screens piece has two, and the screens piece plays the effect of connecting, and is a plurality of the screens piece is connected through a plurality of fifth connecting axles with a plurality of screens pieces, and wherein, the fifth connecting axle has two, and the fifth connecting axle plays the effect of connecting, and is a plurality of the truckle is connected through a plurality of transmission shafts with the chassis, and wherein, transmission shaft and truckle all have four, and the transmission shaft is connected with truckle mutually supported.

Preferably, the main body device further comprises a plurality of oxygen cylinder rings, one end of each oxygen cylinder ring is connected with one surface of the bed frame, and the oxygen cylinders can be fixed on the bed frame through the oxygen cylinder rings.

Preferably, the expansion device further comprises a stable round rod, one end of each of the first connecting seats is connected with the surfaces of the two sides of the stable round rod respectively, and the stable round rod mainly ensures that the first connecting seat and the second connecting seat can be stably connected with the bedstead.

Preferably, elevating gear still includes the connecting rod, and is a plurality of first three hornblocks one end is connected with a plurality of connecting rod both sides surface respectively, and wherein, the connecting rod has two, and the connecting rod is installed between first three hornblocks, plays the cooperation between stable first three hornblocks and the second three hornblocks.

Preferably, elevating gear still includes first connector, first connector one end and a cylinder piston rod surface are connected, and first connector can link together cylinder piston rod and hand pole, plays the effect as intermediate junction body.

Preferably, elevating gear still includes the hand rocker, hand rocker one end is connected with a first connector surface, adjusts the height of whole device through rocking the hand rocker.

Preferably, the mobile device further comprises four bolts, one ends of the bolts are respectively connected with the surfaces of the fixing blocks, and the bolts play a role in fixedly connecting the fixing blocks and the second triangular block.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, by shaking the hand-operated rod, the piston rod of the air cylinder can be lengthened or shortened, so that the first triangular block and the second triangular block which are matched in a rotating mode are pulled, the height of the bed board is adjusted, meanwhile, the movable bed board can be driven by the rotator and the piston rod of the air spring to rotate under the action of external force, the angle is changed, the posture of a patient with difficulty in moving can be changed conveniently under the condition that the patient cannot move, and the purpose of accurately diagnosing the patient with difficulty in moving by the ultrasonic diagnostor is achieved.

2. According to the invention, the expansion devices are arranged on the two sides of the bed plate, and the height and the angle of the expansion plate are changed under the linkage of the hinge group and the crank arm by pulling the expansion plate, so that the expansion plate can be horizontally placed, the purpose of expanding the area of the window body is achieved, and the purpose of carrying out ultrasonic diagnosis on patients with different statures is achieved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B according to the present invention;

FIG. 4 is an enlarged partial view of FIG. 1 at C;

FIG. 5 is an enlarged view of a portion of FIG. 1 at D according to the present invention;

FIG. 6 is a schematic view of a partial structure of the present invention;

FIG. 7 is an enlarged partial schematic view of FIG. 6 at E in accordance with the present invention;

FIG. 8 is an enlarged partial view of FIG. 6 at F according to the present invention;

FIG. 9 is a schematic view of the structure of the components of the expanding device of the present invention;

FIG. 10 is an enlarged, fragmentary, schematic view of FIG. 9 at G in accordance with the present invention;

FIG. 11 is a rear view of the present invention;

FIG. 12 is a schematic cross-sectional view taken at H-H in FIG. 11 according to the present invention;

FIG. 13 is an enlarged partial view taken at I of FIG. 12 in accordance with the present invention;

FIG. 14 is a schematic bottom view of the present invention;

FIG. 15 is an enlarged, fragmentary, schematic view taken at J of FIG. 14 in accordance with the present invention;

fig. 16 is a partially enlarged view of the position K in fig. 14 according to the present invention.

In the figure: 100. a main body device; 200. an expansion device; 300. a lifting device; 400. an adjustment device; 500. a mobile device; 110. fixing the bed plate; 120. a movable bed board; 130. a bed frame; 140. an oxygen cylinder hoisting ring; 210. an expansion board; 220. a hinge group; 221. a crank arm; 222. a connector; 223. a hinge shaft; 224. a first connecting shaft; 225. a second connecting shaft; 226. a third connecting shaft; 227. a fourth connecting shaft; 230. a first connecting seat; 240. a second connecting seat; 250. a stable round bar; 310. a first triangular block; 320. a second triangular block; 330. a connecting rod; 340. an H-shaped connecting frame; 350. a balancing pole; 360. a synchronization lever; 370. a first rotating shaft; 380. a position clamping column; 381. a connecting sheet with holes; 382. a second rotation shaft; 383. a cylinder; 384. a cylinder piston rod; 385. a first connector; 386. a hand lever; 387. a concave connecting sheet; 388. a third rotation axis; 410. a rotator; 420. a fourth rotation axis; 430. a second connector; 440. a gas spring piston rod; 450. a gas spring cylinder; 460. a fifth rotation axis; 470. a third connecting seat; 480. a support post; 510. a fixed block; 520. a bolt; 530. pedaling; 540. a chassis; 550. a connecting rod; 551. a brake lever; 552. a bolt; 560. a fifth connecting shaft; 570. a bit block; 580. a drive shaft; 590. and a caster.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

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

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

Referring to fig. 1 to 16, the present embodiment includes a main body device 100, an expansion device 200, a lifting device 300, an adjusting device 400 and a moving device 500, the main body device 100 includes a fixed bed board 110, a movable bed board 120 and a bed frame 130, one end of the fixed bed board 110 is connected to a surface of the bed frame 130, the expansion device 200 includes an expansion board 210, a hinge set 220, a crank arm 221, a connector 222, a hinge rotating shaft 223, a first connecting shaft 224, a second connecting shaft 225, a third connecting shaft 226, a fourth connecting shaft 227, a first connecting seat 230 and a second connecting seat 240, one end of the first connecting seat 230 and one end of the second connecting seat 240 are connected to a surface of the bed frame 130, a plurality of hinge sets 220 are respectively rotatably engaged with the plurality of expansion boards 210, wherein two hinge sets 220 and two expansion boards 210 are provided, the hinge set 220 and the expansion board 210 are connected to each other, the hinge rotating shafts 223 are respectively installed on a surface of the plurality of hinge sets 220, wherein, the number of the hinge rotating shafts 223 is two, the hinge rotating shafts 223 are mainly connected with the hinge sets 220, the connectors 222 are respectively connected with a surface of the hinge rotating shafts 223, wherein, the number of the connectors 222 is two, the connectors 222 are mainly connected with the hinge rotating shafts 223, the connectors 222 are connected with the first connecting seats 230 through the first connecting shafts 224, the hinge sets 220 are connected with the second connecting seats 240 through the second connecting shafts 225, wherein, the first connecting seats 230 and the second connecting seats 240 have two, the first connecting seats 230 are connected with the second connecting seats 240, the crank arms 221 are rotatably matched with the expansion plates 210 through the fourth connecting shafts 227, wherein, the number of the crank arms 221 and the fourth connecting shafts 227 are four, the crank arms 221 are connected with the fourth connecting shafts 227, a surface of the crank arms 221 and a surface of the first connecting seats 230 are provided with mounting holes, the third connecting shafts 226 are respectively connected with the mounting holes, wherein the number of the third connecting shafts 226 is two, the third connecting shafts 226 play a connecting role, one ends of the first connecting shafts 224 are respectively connected with one surfaces of the first connecting seats 230, one ends of the connectors 222 are respectively connected with one surfaces of the first connecting shafts 224, the lifting device 300 comprises a first triangular block 310, a second triangular block 320, an H-shaped connecting frame 340, a balancing rod 350, a synchronizing rod 360, a first rotating shaft 370, a clamping column 380, a connecting piece 381 with a hole, a second rotating shaft 382, an air cylinder 383, an air cylinder piston rod 384, a concave connecting piece and a third rotating shaft 388, one ends of the first triangular blocks 310 are respectively connected with the lower surface of the bedstead 130, the first triangular blocks 310 are respectively in rotating fit with the second triangular blocks 320, four first triangular blocks 310 and four second triangular blocks 320 are respectively arranged, the first triangular blocks 310 are mutually matched and connected with the second triangular blocks 320, one end of a plurality of balancing rods 350 and one end of a plurality of synchronizing rods 360 are respectively connected with one surface of a plurality of second triangular blocks 320, wherein the number of the balancing rods 350 and the number of the synchronizing rods 360 are two, the balancing rods 350 and the synchronizing rods 360 are mainly connected with the second triangular blocks 320, the plurality of second triangular blocks 320 are connected with an H-shaped connecting frame 340 through a plurality of first rotating shafts 370, one end of a clamping column 380 is connected with one surface of a bedstead 130, one end of a perforated connecting sheet 381 is connected with one surface of the clamping column 380, an air cylinder 383 is connected with the perforated connecting sheet 381 through a second rotating shaft 382, an air cylinder piston rod 384 is in rotating fit with the air cylinder 383, one end of a concave connecting sheet 387 is connected with one surface of the H-shaped connecting frame 340, through holes are formed in the surfaces of the air cylinder 383 and the concave connecting sheet 387, a third rotating shaft 388 is connected with the through holes, the adjusting device 400 comprises a rotator 410, a fourth rotating shaft 420, a second connecting head 430, an air spring piston rod 440, an air spring 440, An air spring cylinder 450, a fifth rotating shaft 460, a third connecting seat 470 and a receiving post 480, one end of the receiving post 480 is connected with one surface of the bed frame 130, the movable bed plate 120 is connected with the receiving post 480 through a plurality of rotators 410, the second connecting seat 430 is rotatably matched with the movable bed plate 120 through a fourth rotating shaft 420, one end of an air spring piston rod 440 is connected with one surface of the second connecting seat 430, the air spring piston rod 440 is slidably matched with the air spring cylinder 450, one end of the third connecting seat 470 is connected with one surface of the receiving post 480, one surface of the third connecting seat 470 and one surface of the air spring cylinder 450 are respectively provided with a rotating hole, the fifth rotating shaft 460 is connected with the rotating hole, the moving device 500 comprises a fixed block 510, a pedal 530, a chassis 540, a connecting rod 550, a brake rod 551, a bolt 552, a fifth connecting shaft 560, a clamping block 570, a transmission shaft 580 and a caster 590, one end of the chassis 540 is connected with one end of a plurality of second triangular blocks 320 through upper and lower surfaces of the fixed block 510, wherein, the fixed block 510 has four, the fixed block 510 mainly plays connection and fixed effect, a plurality of pedals 530 pass through a plurality of bolts 552 with brake lever 551 and be connected, wherein, pedals 530 have two, pedals 530 play the effect of brake, a plurality of screens piece 570 one end is connected with a plurality of brake lever 551 surface respectively, wherein, screens piece 570 has two, screens piece 570 plays the effect of connecting, a plurality of screens piece 570 are connected through a plurality of fifth connecting axles 560 with a plurality of screens piece 570, wherein, fifth connecting axle 560 has two, fifth connecting axle 560 plays the effect of connecting, a plurality of truckles 590 are connected through a plurality of transmission shafts 580 with chassis 540, wherein, transmission shaft 580 all has four with truckle 590, transmission shaft 580 is connected with truckle 590 each other in a matched manner.

Referring to fig. 1, the main device 100 further includes oxygen cylinder rings 140, one end of each of the oxygen cylinder rings 140 is connected to a surface of the bed frame 130, and the oxygen cylinder rings 140 can fix the oxygen cylinder on the bed frame 130.

Referring to fig. 1, the expanding device 200 further includes a fixing rod 250, one end of each of the first connecting seats 230 is connected to the surface of each of the two sides of the fixing rod 250, and the fixing rod 250 mainly ensures that the first connecting seat 230 and the second connecting seat 240 can be stably connected to the frame 130.

Referring to fig. 12, the lifting device 300 further includes two connecting rods 330, one end of each of the first triangular blocks 310 is connected to the two side surfaces of the corresponding connecting rod 330, and the connecting rods 330 are installed between the first triangular blocks 310 to stabilize the cooperation between the first triangular blocks 310 and the second triangular blocks 320.

Referring to fig. 3, the lifting device 300 further includes a first connector 385, one end of the first connector 385 is connected to a surface of the cylinder piston rod 384, and the first connector 385 can connect the cylinder piston rod 384 and the hand lever 386 together to function as an intermediate connector.

Referring to fig. 1, the lifting device 300 further includes a hand lever 386, one end of the hand lever 386 is connected to one surface of the first connector 385, and the height of the whole device is adjusted by swinging the hand lever 386.

Referring to fig. 4, the mobile device 500 further includes four pins 520, and one end of each of the four pins 520 is connected to one surface of each of the fixed blocks 510, and the pins 520 serve to fixedly connect the fixed blocks 510 and the second triangular block 320.

The working principle of the invention is as follows: the hand-operated lever 386 is manually shaken, the hand-operated lever 386 is driven by external force to start rotating and simultaneously drive the air cylinder piston rod 384 to rotate, the air cylinder piston rod 384 starts sliding in the air cylinder 383 through compressed air, the air cylinder piston rod 384 starts to shorten, the first triangular block 310 and the second triangular block 320 are pulled to rotate by the moment generated by shortening the air cylinder piston rod 384, the lengths of the first triangular block 310 and the second triangular block 320 in different directions are different, therefore, the height of the bed board is adjusted, meanwhile, the movable bed board 120 is pulled, the rotator 410 connected with the movable bed board 120 starts to rotate, meanwhile, the air spring piston rod 440 is compressed, the air spring in the air spring cylinder 450 starts to contract, the angle of the movable bed board 120 is changed, and the purpose of adjusting the angle of the bed board is achieved.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. An auxiliary device for limb ultrasonic diagnosis and treatment is characterized in that: the bed comprises a main body device (100), an expansion device (200), a lifting device (300), an adjusting device (400) and a moving device (500), wherein the main body device (100) comprises a fixed bed board (110), a movable bed board (120) and a bed frame (130), one end of the fixed bed board (110) is connected with one surface of the bed frame (130), the expansion device (200) comprises an expansion plate (210), a hinge group (220), a crank arm (221), a connector (222), a hinge rotating shaft (223), a first connecting shaft (224), a second connecting shaft (225), a third connecting shaft (226), a fourth connecting shaft (227), a first connecting seat (230) and a second connecting seat (240), one end of the first connecting seat (230) and one end of the second connecting seat (240) are connected with one surface of the bed frame (130), and a plurality of the hinge groups (220) are respectively matched with the plurality of expansion plates (210) in a rotating way, the hinge rotating shafts (223) are respectively arranged on one surface of the hinge groups (220), the connectors (222) are respectively connected with the hinge rotating shafts (223), the connectors (222) are connected with the first connecting seats (230) through the first connecting shafts (224), the hinge groups (220) are connected with the second connecting seats (240) through the second connecting shafts (225), the crank arms (221) are rotationally matched with the expansion plates (210) through the fourth connecting shafts (227), mounting holes are formed in the surfaces of the crank arms (221) and the first connecting seats (230), the third connecting shafts (226) are respectively connected with the mounting holes, one ends of the first connecting shafts (224) are respectively connected with the surfaces of the first connecting seats (230), and one ends of the connectors (222) are respectively connected with the surfaces of the first connecting shafts (224), the lifting device (300) comprises a first triangular block (310), a second triangular block (320), an H-shaped connecting frame (340), a balancing rod (350), a synchronizing rod (360), a first rotating shaft (370), a clamping column (380), a connecting piece with holes (381), a second rotating shaft (382), an air cylinder (383), an air cylinder piston rod (384), a concave connecting piece (387) and a third rotating shaft (388), wherein one end of each of the first triangular blocks (310) is connected with the lower surface of the bedstead (130), the first triangular blocks (310) are respectively matched with the second triangular blocks (320) in a rotating mode, one end of each of the balancing rods (350) is connected with one end of each of the synchronizing rods (360) and one surface of each of the second triangular blocks (320), the second triangular blocks (320) are connected with the H-shaped connecting frame (340) through the first rotating shafts (370), one end of the clamping column (380) is connected with one surface of the bedstead (130), one end of the connecting piece with holes (381) is connected with one surface of the clamping column (380), the air cylinder (383) is connected with the connecting piece with holes (381) through the second rotating shaft (382), the air cylinder piston rod (384) is in rotating fit with the air cylinder (383), one end of the concave connecting piece (387) is connected with one surface of the H-shaped connecting frame (340), through holes are formed in the surfaces of the air cylinder (383) and the concave connecting piece (387), the third rotating shaft (388) is connected with the through holes, the adjusting device (400) comprises a rotator (410), a fourth rotating shaft (420), a second connector (430), an air spring piston rod (440), a cylinder barrel (450), a fifth rotating shaft (460), a third connecting seat (470) and a bearing column (480), one end of the bearing column (480) is connected with one surface of the bed frame (130), the movable bed plate (120) is connected with the bearing column (480) through the plurality of rotators (410), the second connector (430) is in rotating fit with the movable bed board (120) through a fourth rotating shaft (420), one end of a gas spring piston rod (440) is connected with one surface of the second connector (430), the gas spring piston rod (440) is in sliding fit with a gas spring cylinder barrel (450), one end of a third connecting seat (470) is connected with one surface of a bearing column (480), one surface of the third connecting seat (470) and one surface of the gas spring cylinder barrel (450) are respectively provided with a rotating hole, a fifth rotating shaft (460) is connected with the rotating holes, the moving device (500) comprises a fixing block (510), a pedal (530), a chassis (540), a connecting rod (550), a brake lever (551), a bolt (552), a fifth connecting shaft (560), a clamping block (570), a transmission shaft (580) and a caster (590), one end of the chassis (540) is connected with one end of a plurality of second triangular blocks (320) through the upper and lower surfaces of the fixing blocks (510), the pedals (530) are connected with the brake rods (551) through bolts (552), one ends of the clamping blocks (570) are respectively connected with one surfaces of the brake rods (551), the clamping blocks (570) are connected with the clamping blocks (570) through fifth connecting shafts (560), and the casters (590) are connected with the chassis (540) through transmission shafts (580).

2. The ultrasonic diagnosis and treatment auxiliary device for limbs of claim 1, wherein: the main body device (100) further comprises oxygen cylinder hanging rings (140), and one ends of the oxygen cylinder hanging rings (140) are connected with one surface of the bedstead (130).

3. The ultrasonic diagnosis and treatment auxiliary device for limbs of claim 1, wherein: the expansion device (200) further comprises a stabilizing round rod (250), and one end of each of the first connecting seats (230) is connected with the surfaces of two sides of the stabilizing round rod (250) respectively.

4. The ultrasonic diagnosis and treatment auxiliary device for limbs of claim 1, wherein: the lifting device (300) further comprises a connecting rod (330), and one end of each of the first triangular blocks (310) is connected with the surfaces of the two sides of the connecting rod (330) respectively.

5. The ultrasonic diagnosis and treatment auxiliary device for limbs of claim 1, wherein: the lifting device (300) further comprises a first connecting head (385), and one end of the first connecting head (385) is connected with one surface of the cylinder piston rod (384).

6. The ultrasonic diagnosis and treatment auxiliary device for limbs of claim 1, wherein: the lifting device (300) further comprises a hand-operated rod (386), and one end of the hand-operated rod (386) is connected with one surface of the first connecting head (385).

7. The ultrasonic diagnosis and treatment auxiliary device for limbs of claim 1, wherein: the moving device (500) further comprises bolts (520), and one ends of the bolts (520) are respectively connected with one surface of the fixed blocks (510).

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