CN114504416B - Traction device for clinical treatment of fracture patient - Google Patents
Traction device for clinical treatment of fracture patient Download PDFInfo
- Publication number
- CN114504416B CN114504416B CN202210260792.0A CN202210260792A CN114504416B CN 114504416 B CN114504416 B CN 114504416B CN 202210260792 A CN202210260792 A CN 202210260792A CN 114504416 B CN114504416 B CN 114504416B
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- China
- Prior art keywords
- groove
- cylinder
- plate
- block
- spline
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 208000010392 Bone Fractures Diseases 0.000 title claims abstract description 18
- 206010017076 Fracture Diseases 0.000 title claims abstract description 18
- 210000002414 leg Anatomy 0.000 description 63
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 210000000988 bone and bone Anatomy 0.000 description 2
- 210000000689 upper leg Anatomy 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003414 extremity Anatomy 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/04—Devices for stretching or reducing fractured limbs; Devices for distractions; Splints
- A61F5/042—Devices for stretching or reducing fractured limbs; Devices for distractions; Splints for extension or stretching
-
- 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
-
- 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
-
- 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
- A61G13/128—Rests specially adapted therefor; Arrangements of patient-supporting surfaces with mechanical surface adaptations
- A61G13/1285—Rests specially adapted therefor; Arrangements of patient-supporting surfaces with mechanical surface adaptations having modular surface parts, e.g. being replaceable or turnable
Abstract
The traction device for clinical treatment of the fracture patient effectively solves the problem that the leg of the patient is inconvenient to be simultaneously or singly pulled and lifted for treatment; the device comprises a base, wherein an L-shaped leg plate is slidingly connected to the upper side of the base, a setting groove is formed in the leg plate, a push block capable of sliding left and right is arranged in the setting groove, a triangular block is arranged on the upper side of the base, a left-right axial guide cylinder is connected to the left side of the leg plate in a threaded manner, the right end of the guide cylinder is rotationally connected with the push block, a cylinder is rotationally connected to the rear side of the setting groove, a gear is fixedly connected to the lower end of the cylinder coaxially, a rack meshed with the gear is slidingly connected to the setting groove, a right trapezoid block capable of sliding front and back is arranged in the setting groove, a stepped yielding groove is formed in the outer side of the cylinder, a guide rod in the front and back direction is slidingly connected to the leg plate, the rear end of the guide rod stretches into the yielding groove, a U-shaped moving plate penetrates through the leg plate, and a U-shaped foot plate is hinged in the moving plate; the invention has novel conception, ingenious structure, convenient operation and strong practicability.
Description
Technical Field
The invention relates to the technical field of orthopedic clinical instruments, in particular to a traction device for clinical treatment of fracture patients.
Background
When a patient with fracture of the leg is treated, the traction tool is often required to be used for traction of bones on two sides of the fracture, so that the angle and the position are correct when the fracture is broken, in the traction process, the leg of the patient is often required to be properly lifted, the better fracture treatment is facilitated, then, generally, a medical staff manually pulls the fracture of the patient to carry out traction or lifting, the medical staff pulls the fracture of the patient for a long time and maintains the limb at the proper position, not only is the labor burden caused to the medical staff, but also the treatment effect is easily influenced due to fatigue or vibration of the medical staff, and the conventional traction device only can carry out traction on the leg of the patient without arranging a lifting device, so that the leg of the patient is inconvenient to carry out simultaneous or independent traction and lifting treatment.
Disclosure of Invention
Aiming at the situation, the invention aims to overcome the defects of the prior art, and aims to provide a traction device for clinical treatment of fracture patients, which effectively solves the problem that the legs of the patients are inconvenient to be simultaneously or singly pulled and lifted for treatment.
The invention solves the technical scheme that the device comprises an L-shaped base with a high front part and a low rear part, wherein the upper side of the base is in sliding connection with an L-shaped leg plate with a low front part and a high rear part, the leg plate is provided with a positioning groove which is consistent with the shape of the leg plate and has a downward opening, a push block which can slide left and right is arranged in the positioning groove, the upper side of the base is provided with a triangle block which is positioned in the positioning groove, the rear end face of the triangle block is contacted with the front end face of the push block and is respectively provided with a left inclined face, a right inclined face and a left inclined face, the left side of the leg plate is in threaded connection with a left guide cylinder and a right guide cylinder which are axially, and the right end of the guide cylinder extends into the positioning groove and is in rotary connection with the push block;
the rear side in the accommodating groove is rotationally connected with an up-down axial cylinder, the lower end of the cylinder is coaxially and fixedly connected with a gear, a rack which is in the left-right direction and is meshed with the gear is slidably connected in the accommodating groove, a right trapezoid block which is positioned in front of the rack and can slide back and forth is arranged in the accommodating groove, the rack can slide back and forth along with the right trapezoid block, an annular and stepped yielding groove is formed in the outer side of the cylinder, the height of the lower side wall of the yielding groove is gradually increased along the anticlockwise direction, two adjacent horizontal planes in the yielding groove are connected through an inclined plane, a guide rod in the front-back direction is slidably connected in a leg plate, the rear end of the guide rod extends into the yielding groove, the front end of the guide rod penetrates through the leg plate and is provided with a U-shaped moving plate, and a U-shaped foot plate is hinged in the moving plate;
the upper side wall of the placement groove is provided with a sliding groove in the front-rear direction, the upper side of the right trapezoid block is in sliding connection with the sliding groove through a sliding block, the sliding groove is internally connected with the rear side of the sliding block through a front-rear axial pressure spring, a rotating shaft which is positioned on the right of the right trapezoid block and in the front-rear axial direction is rotationally connected with the placement groove, a disc is coaxially arranged on the rotating shaft, the rear end face of the disc is an inclined face, the rear side of the right trapezoid block is fixedly connected with a pressure bar which is positioned behind a cylinder and in the front-rear axial direction through an L-shaped rod, the front end of the pressure bar is in contact with the rear end face of the cylinder, and the guide cylinder and the rotating shaft can synchronously rotate;
the front side of the rack is provided with an inverted L-shaped supporting plate, a fixed plate which is positioned on the right side of the supporting plate and in the front-back direction is arranged in the mounting groove, the front side and the back side of the opposite surfaces of the supporting plate and the fixed plate are respectively and slidably connected with connecting blocks, the free ends of the connecting blocks on the right side are hinged with connecting rods, the middle parts of the two connecting rods are hinged with each other through upper and lower axial inserted bars, the free ends of the connecting rods are hinged with the connecting blocks on the left side of the corresponding sides of the connecting rods, the left side of the supporting plate is connected with the side wall of the mounting groove through a left-right axial spring, the lower side of the fixed plate is slidably connected with a left-right axial sliding rod, the left end of the sliding rod is fixedly connected with the lower end of the inserted bars, the left end face of the right trapezoid block is an inclined face on the front side, the right end of the sliding rod is contacted with the left end face of the right trapezoid block;
the right side rotate in the mounting groove be connected with the coaxial T shape worm of guide cylinder, the coaxial first spline groove of having seted up of T shape worm left end, pivot front end coaxial be equipped with the worm wheel of T shape worm meshing, the coaxial second spline groove of having seted up of guide cylinder right-hand member, coaxial cover is equipped with T shape pole in the guide cylinder, the coaxial first spline that is located the second spline groove that is equipped with in T shape pole right-hand member, first spline can insert in the first spline groove, the coaxial circular groove of having seted up in the guide cylinder, coaxial third spline groove of having seted up on the circular groove right side wall, coaxial second spline that is located the circular groove and can insert in the third spline groove is equipped with on the T shape pole, the guide cylinder is stretched out to T shape pole left end, set up on the ejector pad with the coaxial logical groove of guide cylinder, T shape pole right-hand member can pass logical groove.
The invention has novel conception, ingenious structure, convenient operation and strong practicability, and the T-shaped rod is pushed to be convenient for independently pulling or lifting the legs of the patient, and is convenient for pulling the legs of the patient and lifting the legs of the patient at the same time, thereby being convenient for better bone setting treatment of the patient.
Drawings
Fig. 1 is an isometric view of the present invention.
Fig. 2 is a cutaway isometric view of the present invention.
Fig. 3 is a cut-away rear isometric view of the present invention.
Fig. 4 is a full section rear isometric view of the present invention.
Fig. 5 is a front isometric view in full section of the present invention.
Fig. 6 is a top plan perspective view of the present invention in full section.
Fig. 7 is a bottom perspective view of the present invention in full section.
Fig. 8 is a full section right isometric view of the invention.
Fig. 9 is a full section left side isometric view of the present invention.
Fig. 10 is an isometric view of a cylinder in the present invention.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the drawings.
The device is shown in fig. 1 to 10, and comprises an L-shaped base 1 with a high front part and a low rear part, wherein an L-shaped leg plate 2 with a low front part and a high rear part is slidingly connected to the upper side of the base 1, a positioning groove 3 which is consistent with the shape of the leg plate 2 and has a downward opening is formed in the leg plate 2, a push block 4 which can slide left and right is arranged in the positioning groove 3, a triangle block 5 which is positioned in the positioning groove 3 is arranged on the upper side of the base 1, the rear end surface of the triangle block 5 is contacted with the front end surface of the push block 4 and is respectively provided with an inclined surface which is respectively left, front, right and rear, the left side of the leg plate 2 is in threaded connection with a guide cylinder 6 which is axially left and right, and the right end of the guide cylinder 6 extends into the positioning groove 3 and is in rotary connection with the push block 4;
the rear side in the accommodating groove 3 is rotationally connected with an up-down axial cylinder 7, the lower end of the cylinder 7 is coaxially and fixedly connected with a gear 8, a rack 9 which is in left-right direction and is meshed with the gear 8 is in sliding connection with the accommodating groove 3, a right trapezoid block 10 which is positioned in front of the rack 9 and can slide back and forth is arranged in the accommodating groove 3, the rack 9 can slide back and forth along with the front-back sliding of the right trapezoid block 10, an annular and stepped yielding groove 11 is formed in the outer side of the cylinder 7, the height of the lower side wall of the yielding groove 11 is gradually increased along the anticlockwise direction, two adjacent horizontal planes in the yielding groove 11 are connected through inclined planes, a guide rod 12 in the front-back direction is in sliding connection with the leg plate 2, the rear end of the guide rod 12 stretches into the yielding groove 11, the front end of the guide rod 12 penetrates through the leg plate 2 and is provided with a U-shaped moving plate 13, and a U-shaped foot plate 14 is hinged in the moving plate 13;
the upper side wall of the placement groove 3 is provided with a sliding groove 16 in the front-rear direction, the upper side of the right trapezoid block 10 is in sliding connection with the sliding groove 16 through a sliding block, the sliding groove 16 is internally connected with the rear side of the sliding block through a front-rear axial pressure spring, a rotating shaft 17 positioned on the right side of the right trapezoid block 10 and in the front-rear axial direction is rotationally connected with the placement groove 3, a disc 18 is coaxially arranged on the rotating shaft 17, the rear end surface of the disc 18 is an inclined surface, the rear side of the right trapezoid block 10 is fixedly connected with a compression bar 20 positioned behind the cylinder 7 and in the front-rear axial direction through an L-shaped bar 19, the front end of the compression bar 20 is in contact with the rear end surface of the cylinder 7, and the guide cylinder 6 and the rotating shaft 17 can synchronously rotate;
the front side of the rack 9 is provided with an inverted L-shaped supporting plate 21, a fixed plate 22 which is positioned on the right side of the supporting plate 21 and in the front-back direction is arranged in the mounting groove 3, the front side and the back side of the opposite surfaces of the supporting plate 21 and the fixed plate 22 are respectively and slidably connected with connecting blocks, the free ends of the connecting blocks on the right side are hinged with connecting rods 23, the middle parts of the two connecting rods 23 are hinged with each other through upper and lower axial inserted rods 24, the free ends of the connecting rods 23 are hinged with the connecting blocks on the left side of the corresponding sides of the connecting rods, the left side of the supporting plate 21 is connected with the side wall of the mounting groove 3 through a left-right axial spring, the lower side of the fixed plate 22 is slidably connected with a left-right axial sliding rod 25, the left end of the sliding rod 25 is fixedly connected with the lower end of the inserted rod 24, the left end face of the right trapezoid block 10 is a front-left inclined face and a right inclined face, and the right end of the sliding rod 25 is contacted with the left end face of the right trapezoid block 10;
the right side in the mounting groove 3 rotate and be connected with the coaxial T shape worm 26 of guide cylinder 6, the coaxial first spline groove 27 of having seted up in T shape worm 26 left end, pivot 17 front end coaxial arrangement with the worm wheel 28 of T shape worm 26 meshing, guide cylinder 6 right-hand member coaxial arrangement has second spline groove 29, the coaxial cover of guide cylinder 6 is equipped with T shape pole 30, T shape pole 30 right-hand member coaxial arrangement is located the first spline groove 31 of second spline groove 29, first spline 31 can insert in the first spline groove 27, the coaxial circular groove of having seted up in the guide cylinder 6, coaxial third spline groove of having seted up on the circular groove right side wall, the coaxial second spline 32 that is located the circular groove and can insert in the third spline groove of being equipped with on the T shape pole 30, T shape pole 30 left end stretches out guide cylinder 6, push block 4 is equipped with the logical groove coaxial with guide cylinder 6, T shape pole 30 right-hand member can pass logical groove.
In order to enable the push block 4 to slide left and right, a guide groove 15 in the left-right direction is formed in the upper side wall of the placement groove 3, and the upper side of the push block 4 is connected with the guide groove 15 in a sliding manner through the guide block.
In order to prevent tilting while sliding the moving plate 13 up and down, the front side of the guide bar 12 is square, and the rear side of the guide bar 12 is spherical.
In order to facilitate the fixing of the thighs and feet of the patient, the left side and the right side of the foot plate 14 and the base 1 are respectively provided with a fixing belt 33, the free ends of the two left and right opposite fixing belts 33 are respectively provided with a magic tape 34, and the two magic tapes 34 can be adhered to each other.
In order to facilitate the front and back sliding of the leg plate 2, the upper side of the base 1 is provided with a slide way 35 in the front and back direction, the lower side of the leg plate 2 is in sliding connection with the slide way 35 through an auxiliary block, and the front side of the triangular block 5 is connected with the side wall of the placement groove 3 through a front and back axial reset spring.
When the invention is used, the initial state of the invention is that the first spline 31 is positioned in the second spline groove 29, the moving plate 13 is positioned at the lowest side, and the rear end surface of the disc 18 is in a state of an inclined surface which is upper, front, lower and rear;
when the fracture of the legs of a patient needs to be treated, firstly, the fractured legs of the patient are placed on the leg plate 2 and the base 1, so that the feet of the patient are positioned in the foot plate 14, then the fixing bands 33 are wound on the feet and thighs of the patient, after the tightness degree is adjusted, the two magic tapes 34 are bonded together, so that the legs of the patient are conveniently and better restrained, the patient is conveniently and better treated, the foot plate 14 is hinged with the movable plate 13, the angle of the foot plate 14 is conveniently and automatically adjusted according to the leg state of the patient, and the comfort degree of the patient is conveniently improved;
when the legs of a patient need to be pulled, the T-shaped rod 30 is rotated clockwise firstly, the T-shaped rod 30 rotates to drive the guide cylinder 6 to rotate clockwise along the leg plate 2, the guide cylinder 6 drives the push block 4 to slide rightwards along the guide groove 15 through the guide block, at the moment, under the action of the triangular block 5, the triangular block 5 is driven by the guide cylinder 6 of the push block 4 to drive the leg plate 2 to slide backwards along the base 1, at the moment, the leg plate 2 drives the auxiliary block to slide backwards along the slideway 35, the return spring is compressed, the leg plate 2 is driven by the movable plate 13 and the foot plate 14 to drive the legs of the patient to move backwards to pull, the T-shaped rod 30 is not rotated any more after the legs of the patient are pulled to a proper distance, and the threaded connection has certain self-locking property, so that the leg plate 2 is positioned at a stable position, and the legs of the patient can be pulled better conveniently;
when the leg of a patient is pulled and lifted, the T-shaped rod 30 is pushed to drive the first spline 31 to extend out of the second spline groove 29 and pass through the through groove to be inserted into the first spline groove 27, at the moment, the first spline 31 is just inserted into the first spline groove 27, at the moment, the T-shaped rod 30 drives the second spline 32 to slide leftwards along the circular groove, the T-shaped rod 30 is rotated clockwise along with the fact that the T-shaped rod 30 drives the T-shaped worm 26 to rotate clockwise through the first spline 31 and the first spline groove 27, the T-shaped worm 26 drives the disc 18 to rotate clockwise through the worm wheel 28 and the rotating shaft 17, and when the rear end face of the disc 18 is inclined from the upper, front, lower, inclined face rotating shaft 17 to the lower, the rear, front, the inclined face of the lower, the right-angle trapezoidal block 10 drives the slider to slide backwards along the chute 16 through the pressing rod 20 and the L-shaped rod 19, and the pressure spring is compressed;
at this time, the right trapezoid block 10 pushes the slide bar 25 to slide leftwards along the fixed plate 22, the slide bar 25 drives the inserting rod 24 to slide leftwards, the opposite ends of the two connecting rods 23 drive the connecting blocks to slide relatively along the fixed plate 22 and the supporting plate 21 respectively, the two connecting rods 23 drive the rack 9 to slide leftwards along the mounting groove 3 through the supporting plate 21, the spring is compressed, the rack 9 is driven to slide leftwards, the cylinder 7 is driven by the gear 8 to rotate clockwise along the mounting groove 3, the cylinder 7 drives the guide rod 12 to slide upwards along the leg plate 2 through the stepped yielding groove 11, the guide rod 12 slides upwards along the leg plate 2 to drive the moving plate 13 to move upwards, the moving plate 13 drives the legs of a patient to lift upwards by a certain height through the foot plate 14, after being lifted to a proper angle, the T-shaped rod 30 is not rotated any more, and the structures of the T-shaped worm 26 and the worm wheel 28 have a certain self-locking property, the foot plate 14 can be at a stable height, and the legs of a patient can be at a stable height conveniently;
when the legs of the patient need to be simultaneously pulled and lifted, the T-shaped rod 30 is pushed to drive the first spline 31 to slide rightwards and insert the first spline 31 to the rightmost side of the first spline groove 27, the T-shaped rod 30 drives the second spline 32 to slide rightwards and insert the second spline 32 into the third spline groove along the circular groove, the T-shaped rod 30 can be rotated clockwise at the moment to simultaneously drive the guide cylinder 6 and the T-shaped worm 26 to rotate, and the leg plate 2 can be simultaneously driven to slide forwards and backwards and the moving plate 13 to slide upwards and downwards by repeating the actions, so that the legs of the patient can be simultaneously pulled and lifted, and better treatment on the patient can be facilitated;
after the leg of a patient is pulled and lifted, the T-shaped rod 30 is firstly rotated anticlockwise, the T-shaped rod 30 drives the T-shaped worm 26 to rotate anticlockwise through the first spline 31 and the first spline groove 27, the T-shaped worm 26 drives the circular disc 18 to rotate anticlockwise through the worm wheel 28 and the rotating shaft 17, when the rear end surface of the circular disc 18 is from the upper inclined surface rotating shaft 17, the lower inclined surface rotating shaft 17, the upper part, the lower part and the front part to the upper inclined surface, the lower part and the rear inclined surface, the circular disc 18 does not drive the right trapezoid block 10 to slide backwards along the mounting groove 3 through the compression rod 20 and the L-shaped rod 19, under the action of the compression spring, the compression spring drives the right trapezoid block 10 to slide groove 16 forwards to an initial position through the sliding block, at the moment, under the action of the spring, the spring drives the sliding rod 25 to slide to the initial position rightwards through the supporting plate 21, the connecting rod 23 and the inserting rod 24, the supporting plate 21 drives the circular cylinder 7 to rotate anticlockwise along the mounting groove 3 through the rack 9 and the gear 8, the circular cylinder 7 does not drive the guide rod 12 to slide upwards through the positioning groove 11, and the leg plate 13 and the leg plate 2 of the patient is driven by the patient under the action of gravity, and the movement plate 13 is driven to move downwards to the initial position through the 14;
simultaneously, the T-shaped rod 30 rotates to drive the guide cylinder 6 to rotate anticlockwise along the leg plate 2, the guide cylinder 6 drives the push block 4 to slide leftwards along the guide groove 15 through the guide block, at the moment, the push block 4 does not squeeze the triangular block 5 any more, under the action of the reset spring, the reset spring drives the leg plate 2 to slide forwards along the base 1 to the initial position, the leg plate 2 drives the auxiliary block to slide forwards along the slideway 35 to the initial position, the leg plate 2 is driven to not drive the legs of a patient to stretch through the moving plate 13 and the foot plate 14, the two magic tapes 34 are released from the bonding state, the legs and the feet of the patient are not fixed on the base 1 and the foot plate 14 any more, and then the legs of the patient are removed from the leg plate 2.
The invention has novel conception, ingenious structure, convenient operation and strong practicability, the arranged push block, the triangular block, the leg plate, the movable plate and the foot plate are convenient for placing the legs of a patient on the leg plate, and are convenient for carrying out traction treatment on the legs of the patient by sliding the leg plate back and forth, the cylinder, the annular stepped yielding groove, the supporting plate, the connecting rod, the rack and the gear are arranged, so that the cylinder can be rotated quickly, the legs of the patient can be lifted to a certain height quickly, better lifting treatment on the legs of the patient is carried out, and the first spline, the second spline, the first spline groove, the second spline groove, the third spline groove, the guide cylinder, the T-shaped rod and the T-shaped worm are arranged, so that the patient can be independently and conveniently and simultaneously pulled and lifted for treatment, the working efficiency of medical staff is improved, and better treatment on the patient is also convenient.
Therefore, the traction device for clinical treatment of the fracture patient can effectively solve the problem that the leg of the patient is not convenient to be simultaneously or singly pulled and lifted for treatment.
Claims (5)
1. The utility model provides a clinical treatment traction device for fracture patients, including L shape and front high back low base (1), its characterized in that, base (1) upper side sliding connection has L shape and front low back high leg board (2), offer on leg board (2) with its shape unanimous and opening down setting groove (3), be equipped with push block (4) that can slide left and right in setting groove (3), base (1) upside is equipped with triangle-shaped piece (5) that are located setting groove (3), the rear end face of triangle-shaped piece (5) and the preceding terminal surface contact of push block (4) and be respectively the inclined plane of left and right sides, leg board (2) left side threaded connection has guide cylinder (6) of left and right axial, guide cylinder (6) right-hand member stretches into in setting groove (3) and rotates with push block (4) to be connected;
the rear side in the accommodating groove (3) is rotationally connected with an up-down axial cylinder (7), the lower end of the cylinder (7) is coaxially and fixedly connected with a gear (8), a rack (9) which is in left-right direction and is meshed with the gear (8) is connected in a sliding manner in the accommodating groove (3), a right trapezoid block (10) which is positioned in front of the rack (9) and can slide back and forth is arranged in the accommodating groove (3), the rack (9) can slide left and right rapidly along with the front-back sliding of the right trapezoid block (10), an annular and stepped yielding groove (11) is formed in the outer side of the cylinder (7), the height of the lower side wall of the yielding groove (11) is gradually increased along the anticlockwise direction, two adjacent horizontal planes in the yielding groove (11) are connected through an inclined plane, a guide rod (12) in the front-back direction is connected in a sliding manner in the leg plate (2), the rear end of the guide rod (12) stretches into the yielding groove (11), the front end of the guide rod (12) penetrates through the leg plate (2) and is provided with a U-shaped moving plate (13), and the U-shaped foot plate (14) is hinged in the moving plate (13);
a sliding groove (16) in the front-rear direction is formed in the upper side wall of the placement groove (3), the upper side of the right trapezoid block (10) is in sliding connection with the sliding groove (16) through a sliding block, the sliding groove (16) is internally connected with the rear side of the sliding block through a front-rear axial pressure spring, a rotating shaft (17) which is positioned on the right side of the right trapezoid block (10) and in the front-rear axial direction is rotationally connected with the placement groove (3), a disc (18) is coaxially arranged on the rotating shaft (17), the rear end face of the disc (18) is an inclined face, the rear side of the right trapezoid block (10) is fixedly connected with a pressing rod (20) which is positioned behind the cylinder (7) and in the front-rear axial direction through an L-shaped rod (19), the front end of the pressing rod (20) is in contact with the rear end face of the cylinder (7), and the guide cylinder (6) and the rotating shaft (17) can synchronously rotate;
the front side of the rack (9) is provided with an inverted L-shaped supporting plate (21), the inside of the placement groove (3) is provided with a fixed plate (22) which is positioned on the right side of the supporting plate (21) and in the front-back direction, the front side and the back side of the opposite surfaces of the supporting plate (21) and the fixed plate (22) are respectively and slidably connected with connecting blocks, the free ends of the connecting blocks on the right side are hinged with connecting rods (23), the middle parts of the two connecting rods (23) are hinged with each other through upper and lower axial inserting rods (24), the free ends of the connecting rods (23) are hinged with the connecting blocks on the left side of the corresponding sides of the connecting rods, the left side of the supporting plate (21) is connected with the side wall of the placement groove (3) through a spring in the left-right axial direction, the lower side of the fixed plate (22) is slidably connected with a slide bar (25) in the left-right axial direction, the left end of the slide bar (25) is fixedly connected with the lower end of the inserting rods (24), the left end face of the right trapezoid block (10) is a front-left inclined face, the right end face of the slide bar (25) is contacted with the left end face of the right trapezoid block (10);
the right side rotate in mounting groove (3) be connected with guide cylinder (6) coaxial T shape worm (26), first spline groove (27) have been seted up to T shape worm (26) left end coaxial, pivot (17) front end coaxial be equipped with T shape worm (26) engaged worm wheel (28), guide cylinder (6) right-hand member coaxial set up second spline groove (29), coaxial cover has T shape pole (30) in guide cylinder (6), T shape pole (30) right-hand member coaxial set up first spline (31) that are located second spline groove (29), first spline (31) can insert in first spline groove (27), circular groove has been seted up to guide cylinder (6) coaxial set up on the circular groove right side wall coaxial set up third spline groove, T shape pole (30) go up coaxial set up second spline (32) that are located the circular groove and can insert in the third spline groove, T shape pole (30) left end stretch out guide cylinder (6), push away on pusher (4) set up logical groove coaxial with guide cylinder (6), T shape pole (30) right-hand member can pass through the groove.
2. The traction device for clinical treatment of fracture patients according to claim 1, wherein the upper side wall of the placement groove (3) is provided with a left-right direction guide groove (15), and the upper side of the pushing block (4) is in sliding connection with the guide groove (15) through the guide block.
3. The traction device for clinical treatment of fracture patients according to claim 1, wherein the front side of the guide rod (12) is square, and the rear side of the guide rod (12) is spherical.
4. The traction device for clinical treatment of fracture patients according to claim 1, wherein the left side and the right side of the foot plate (14) and the base (1) are respectively provided with a fixing belt (33), the free ends of the two left and the right opposite fixing belts (33) are respectively provided with a magic tape (34), and the two magic tapes (34) can be adhered to each other.
5. The traction device for clinical treatment of fracture patients according to claim 1, wherein a slide way (35) in the front-back direction is arranged on the upper side of the base (1), the lower side of the leg plate (2) is connected with the slide way (35) in a sliding manner through an auxiliary block, and the front side of the triangular block (5) is connected with the side wall of the placement groove (3) through a reset spring in the front-back axial direction.
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| CN114504416A (en) | 2022-05-17 |
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