CN112022478A - Orthopedics postoperative limbs fixing device - Google Patents

Orthopedics postoperative limbs fixing device Download PDF

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Publication number
CN112022478A
CN112022478A CN202011009110.6A CN202011009110A CN112022478A CN 112022478 A CN112022478 A CN 112022478A CN 202011009110 A CN202011009110 A CN 202011009110A CN 112022478 A CN112022478 A CN 112022478A
Authority
CN
China
Prior art keywords
plate
sliding
hinged
swing
mounting box
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.)
Granted
Application number
CN202011009110.6A
Other languages
Chinese (zh)
Other versions
CN112022478B (en
Inventor
郭雄飞
马远
胡殿绪
王海羽
汤立新
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanyang City Center Hospital
Original Assignee
Nanyang City Center Hospital
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nanyang City Center Hospital filed Critical Nanyang City Center Hospital
Priority to CN202011009110.6A priority Critical patent/CN112022478B/en
Publication of CN112022478A publication Critical patent/CN112022478A/en
Application granted granted Critical
Publication of CN112022478B publication Critical patent/CN112022478B/en
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Anticipated expiration legal-status Critical

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F5/00Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
    • A61F5/01Orthopaedic devices, e.g. splints, casts or braces
    • A61F5/04Devices for stretching or reducing fractured limbs; Devices for distractions; Splints
    • A61F5/05Devices for stretching or reducing fractured limbs; Devices for distractions; Splints for immobilising
    • A61F5/058Splints
    • A61F5/05841Splints for the limbs
    • A61F5/0585Splints for the limbs for the legs
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H1/00Apparatus for passive exercising; Vibrating apparatus ; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
    • A61H1/02Stretching or bending or torsioning apparatus for exercising
    • A61H1/0237Stretching or bending or torsioning apparatus for exercising for the lower limbs
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H1/00Apparatus for passive exercising; Vibrating apparatus ; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
    • A61H1/02Stretching or bending or torsioning apparatus for exercising
    • A61H1/0237Stretching or bending or torsioning apparatus for exercising for the lower limbs
    • A61H1/024Knee
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B23/00Exercising apparatus specially adapted for particular parts of the body
    • A63B23/035Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
    • A63B23/04Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs
    • A63B23/0494Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs primarily by articulating the knee joints
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/12Driving means
    • A61H2201/1207Driving means with electric or magnetic drive
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/16Physical interface with patient
    • A61H2201/1602Physical interface with patient kind of interface, e.g. head rest, knee support or lumbar support
    • A61H2201/164Feet or leg, e.g. pedal
    • A61H2201/1642Holding means therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2205/00Devices for specific parts of the body
    • A61H2205/10Leg
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2205/00Devices for specific parts of the body
    • A61H2205/10Leg
    • A61H2205/102Knee

Abstract

A limb fixing device after orthopedic surgery is characterized in that a liftable mounting box is mounted at the upper end of a bottom plate, a detachable leg fixing device is mounted at the upper end of the mounting box, and a foot placing box is mounted at the rear side of the leg fixing device; the upper end in the mounting box is provided with a first swing chute plate which can intermittently swing left and right; a second swing chute plate capable of intermittently swinging left and right is arranged on the lower side of the first swing chute plate; when the device is used, the leg fixing device can be divided into two parts, when the affected limb of a patient is fixed, the affected limb of the patient can be fixed by connecting the two parts, the normal recovery of the affected limb of the patient is ensured, the device is suitable for the affected limbs with different thicknesses, and the application range is wide; in order to strengthen the recovery of the affected limb of the patient, the device can assist the affected limb of the patient to carry out rehabilitation training, promote the blood circulation of the affected limb and strengthen the recovery of the affected limb of the patient.

Description

Orthopedics postoperative limbs fixing device
Technical Field
The invention relates to the field of medical equipment, in particular to a limb fixing device after orthopedic surgery.
Background
The patient at orthopedic treatment is mostly limb fracture, to the fracture position dislocation once more of patient in the in-process of carrying out the treatment in order to prevent resetting in the patient of lower limbs fracture, need to fix patient's affected limb, keep patient's affected limb's stability, so that the recovery of patient's limbs, the limb fixing device who uses at present all is very troublesome when operation and installation when fixing the affected limb of affected limb, comparatively waste time and energy, and inconvenient dismantlement, and need take exercise through appropriate function after patient's affected limb fixes, be convenient for promote affected limb to resume normal function as soon as possible, accelerate the healing of affected limb, and present fixing device patient's unable very convenient function exercise after fixing patient's affected limb, the function is more single.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the orthopedic postoperative limb fixing device, which can be used for conveniently fixing the affected limb of a patient, has better fixing effect and convenient disassembly, can assist the patient to perform functional exercise, is simple to use and has various functions, and effectively solves the problems mentioned in the background technology.
In order to solve the problems, the invention adopts the technical scheme that:
an orthopedic postoperative limb fixing device comprises a bottom plate, wherein a liftable mounting box is mounted at the upper end of the bottom plate, a detachable leg fixing device is mounted at the upper end of the mounting box, and a foot placing box is mounted at the rear side of the leg fixing device; the upper end in the mounting box is provided with a first swing chute board capable of intermittently swinging left and right, the inner side of the first swing chute board is connected with a vertical sliding block capable of moving back and forth in a sliding manner, the upper end of the vertical sliding block is detachably connected with the foot placing box, and when the first swing chute board swings left and right, an intermittent left and right swinging structure of the leg fixing device can be formed; a second swing chute plate capable of intermittently swinging left and right is installed on the lower side of the first swing chute plate, a second pin shaft is fixedly connected to the lower end of the vertical sliding block, the lower end of the second pin shaft is connected with the inner side of the second swing chute plate in a sliding mode, and when the second swing chute plate swings left and right, an intermittent front-and-back movement structure of the foot placing box can be formed;
shank fixing device is including upper fixed plate and bottom plate, upper fixed plate with the left and right sides of bottom plate articulates respectively has last connecting ring board and lower connecting ring board, go up connecting ring board and lower connecting ring board detachable and connect, upper fixed plate with the interior pinch plate that can move to the inboard is installed respectively to the left and right sides of the inboard surface of bottom plate.
Preferably, rotatable initiative thumb wheel is installed to the inside downside of mounting box, the left side meshing of initiative thumb wheel has the cooperation sheave, the cooperation sheave rotates to be connected the inside lower extreme of mounting box, the coaxial rigid coupling in upper end of cooperation sheave has the drive plate, the first round pin axle of the upper end rear side fixedly connected with of drive plate, the inside rotation of mounting box is connected with the swing control panel, first round pin axle with swing control panel sliding connection works as can constitute when the initiative thumb wheel rotates swing control panel intermittent type nature's structure, the front end fixedly connected with incomplete gear of swing control panel.
Preferably, the lower side of the front end of the second swing chute plate is fixedly connected with a limiting cylinder, the limiting cylinder is rotatably connected inside the mounting box, the inner part of the limiting cylinder is rotatably connected with a limiting shaft, the upper end of the limiting shaft is fixedly connected with the first swing chute plate, the surface of the limiting cylinder is connected with a second driven gear which can move up and down in a sliding way, the surface of the limiting shaft is connected with a first driven gear which can move synchronously with the second driven gear in a sliding way, the incomplete gear is positioned between the first driven gear and the second driven gear, a fixed gear capable of being meshed with the first driven gear is fixedly connected inside the mounting box on the lower side of the incomplete gear, when the first driven gear and the second driven gear move up and down and are respectively meshed with the incomplete gear, a structure that the first swing chute plate and the second swing chute plate respectively swing left and right intermittently can be formed;
the lower extreme rear side of first swing chute board rotates and is connected with the arc slider, the surperficial sliding connection of arc slider has the arc slide rail, arc slide rail fixedly connected with is in inside the mounting box.
Preferably, the front side sliding connection of mounting box has the link that can reciprocate, both ends respectively with first driven gear with the second driven gear rotates to be connected about the link rear side, the front end of link has control screw through threaded connection, control screw rotates to be connected the front end surface of mounting box, the main indicator key of front end left side fixedly connected with of link, main indicator key is left the mounting box surface is extremely and is the first indicator key of fixedly connected with, empty key and the second indicator key of keeping off respectively in proper order down.
Preferably, the left side and the right side of the upper end of the bottom plate are respectively connected with a lower support sliding block in a sliding manner, the surfaces of the two lower support sliding blocks are respectively hinged with a lower support rod, the other end of the lower support rod is respectively hinged with a first adjusting hinged plate, the other end of the first adjusting hinged plate is respectively hinged with a second adjusting hinged plate, the other end of the second adjusting hinged plate is hinged with the lower end of the mounting box, the left side and the right side of the lower end of the mounting box are respectively connected with an upper support sliding block in a sliding manner, the surfaces of the two upper support sliding blocks are respectively hinged with an upper support rod, the middle part of the surface of the upper support rod is hinged with the surface of the lower support rod;
an adjusting sliding groove is formed in the surface of the first adjusting hinged plate, an adjusting sliding block is connected inside the adjusting sliding groove in a sliding mode, an inner push rod is hinged to the upper end of the adjusting sliding block, the other end of the inner push rod is hinged to the second adjusting hinged plate, an adjusting spring is arranged inside the adjusting sliding groove, and two ends of the adjusting spring are fixedly connected with the inside of the adjusting sliding groove and the adjusting sliding block respectively;
the upper end of the bottom plate is connected with a pushing plate capable of moving back and forth in a sliding mode, the left side and the right side of the pushing plate are respectively connected with a sliding plate in a sliding mode, two ends of each sliding plate are respectively fixedly connected with the lower supporting sliding blocks, the middle of the surface of the pushing plate is connected with a driving screw rod through threads, and the driving screw rod is rotatably connected to the surface of the bottom plate.
Preferably, an arc-shaped sliding groove corresponding to the arc-shaped sliding rail is formed in the rear side of the surface of the upper end of the mounting box, and a vertical sliding groove corresponding to the first swing sliding groove plate is formed in the surface of the mounting box in front of the arc-shaped sliding groove;
the upper end fixedly connected with connecting cylinder of vertical slider, the mounting groove has been seted up to the inside of connecting cylinder, the upper end of connecting cylinder seted up insert the keyway and insert the keyway with the mounting groove switch-on, the inside of mounting groove be provided with can with insert keyway complex cooperation key piece, the upside fixedly connected with auxiliary knob of cooperation key piece, the articulated seat of upper end fixedly connected with of auxiliary knob, the lower extreme of box is placed to the foot with articulated seat is articulated.
Preferably, the left end and the right end of the lower connecting ring plate are respectively provided with an inner groove, the left side and the right side of the inner groove are respectively provided with a connecting plugboard, the upper ends of the connecting plugboards are respectively fixedly connected with the upper connecting ring plate, the lower ends of the connecting plugboards are respectively connected with a spring shaft in a sliding manner, and the surfaces of the spring shafts are respectively sleeved with a pushing spring;
the left side and the right side of the inner groove at the right end of the lower connecting ring plate are respectively and rotatably connected with a matching gear, the outer side of each matching gear is respectively engaged with a matching rack, and the matching racks are respectively and fixedly connected with the adjacent connecting inserting plates; the right sides of the matched gears are respectively and coaxially fixedly connected with a stop ratchet wheel, the inner sides of the stop ratchet wheels are respectively meshed with stop ratchet blocks, the stop ratchet blocks are respectively and slidably connected to the inner wall of the inner groove, the inner ends of the stop ratchet blocks are slidably connected with an installation rod, and the surface of the installation rod is sleeved with a reset spring;
the right end in the mounting groove is rotatably connected with a rotating plate, two sides of the surface of the rotating plate are respectively hinged with a hinged pull plate, and the outer ends of the hinged pull plates are respectively hinged with the stop ratchet blocks; the middle part of the right end of the rotating plate is fixedly connected with a connecting shaft, the right end of the connecting shaft penetrates through the lower connecting ring plate, and the right end of the connecting shaft is fixedly connected with a control knob.
Preferably, the lower end of the lower connecting ring plate at the rear side is fixedly connected with a connecting box, an elongated plate is slidably connected inside the connecting box, and the other end of the elongated plate is fixedly connected with the foot placing box; the rear side of the left end of the connecting box is connected with a fixing bolt in a threaded mode, and the other end of the fixing bolt is rotatably connected with a fixing plate.
The invention has novel structure, ingenious conception and simple and convenient operation, and compared with the prior art, the invention has the following advantages:
1. when the device is used, the leg fixing device can be divided into two parts, when the affected limb of a patient is fixed, the affected limb of the patient can be fixed by connecting the two parts, the normal recovery of the affected limb of the patient is ensured, and the affected limb of the patient can be clamped and fixed for the second time by the inner clamping plate when being fixed, so that the fixing effect is good, the device is suitable for the affected limbs with different thicknesses, and the application range is wide;
2. in order to strengthen the recovery of the affected limb of the patient, the device can assist the affected limb of the patient to carry out rehabilitation training, promote the blood circulation of the affected limb and strengthen the recovery of the affected limb of the patient; when in use, the first swing sliding chute plate can be controlled to swing left and right intermittently, the leg fixing device is driven to swing left and right intermittently, the affected limb of a patient is driven to swing intermittently, the second swing sliding chute plate can be controlled to swing left and right intermittently, the foot placing box is driven to move back and forth intermittently, the affected limb of the patient can be slowly bent and unfolded by taking the knee joint as a bending point, the knee joint of the patient is moved, and the function of recovering the lower limb of the patient is further exercised and promoted, and the device can drive the patient of the patient to perform slow intermittent movement when the affected limb of the patient is assisted to perform rehabilitation exercise, so that the patient can gradually adapt, the comfort level of the affected limb during use is enhanced, secondary injury to the affected limb of the patient is prevented, the affected limb of the patient can be actively swung left and right and bend and stretch the affected limb when the patient recovers to be in autonomous movement, and the movement speed of the affected limb can be controlled according to the will of the patient, so that the comfort degree of the patient in use is improved.
Drawings
Fig. 1 is a schematic overall structure diagram of a post-orthopedic limb fixation device of the present invention.
Fig. 2 is a schematic view of a mounting box lifting structure of the post-orthopedic limb fixation device of the present invention.
Fig. 3 is a schematic view of the installation structure of the first adjusting hinged plate and the second adjusting hinged plate of the orthopedic post-operation limb fixing device.
Fig. 4 is a first schematic view of a leg immobilization device of a post-orthopedic limb immobilization device of the present invention.
Fig. 5 is a second schematic view of a leg immobilization device of a post-orthopedic limb immobilization device of the present invention.
Fig. 6 is a first schematic view of the internal groove internal structure of the post-orthopedic limb fixation device of the present invention.
Fig. 7 is a second schematic view of the internal groove internal structure of the limb fixation device after orthopedic operation of the invention.
Fig. 8 is a schematic view of the installation structure of the inner clamping plate of the limb fixing device after the orthopedic operation.
Fig. 9 is a schematic view of a foot placement box mounting structure of the orthopedic post-operative limb fixation device of the present invention.
Fig. 10 is an exploded view of the connection structure of the mating key block and the connecting cylinder of the orthopedic post-operation limb fixation device of the present invention.
Fig. 11 is a schematic structural view of the upper end of a mounting box of a post-orthopedic limb fixation device of the present invention.
Fig. 12 is a first schematic view of the internal structure of the mounting box of the post-orthopedic limb fixation device of the present invention.
Fig. 13 is an exploded view of the swing structure of the swing control plate of the post-orthopedic limb fixation device of the present invention.
Fig. 14 is a second schematic view of the internal structure of the mounting box of the post-orthopedic limb fixation device of the present invention.
Fig. 15 is a schematic view of the engagement structure of the driving thumb wheel and the matching grooved wheel of the post-orthopedic limb fixation device of the present invention.
Fig. 16 is a schematic view of the first swinging chute plate mounting structure of the orthopedic post-operation limb fixing device of the invention.
Fig. 17 is a schematic view of a second swinging chute plate mounting structure of an orthopedic post-operation limb fixation device of the invention.
Fig. 18 is a schematic view of the matching structure of the first indicator key, the second indicator key, the third indicator key and the main indicator key of the orthopedic postoperative limb fixing device of the invention.
Reference numbers in the figures: 1-bottom plate, 2-lower stay bar, 3-upper stay bar, 4-lower stay block, 5-upper stay block, 6-sliding plate, 7-pushing plate, 8-driving screw, 9-first adjusting hinged plate, 10-second adjusting hinged plate, 11-inner push rod, 12-adjusting sliding block, 13-adjusting spring, 14-supporting block, 15-upper connecting ring plate, 16-lower connecting ring plate, 17-upper fixing plate, 18-lower fixing plate, 19-inner clamping plate, 20-clamping limiting rod, 21-clamping screw, 22-foot placing box, 23-connecting inserting plate, 24-matching rack, 25-pushing spring, 26-matching gear, 27-locking ratchet, 28-locking ratchet block, 29-hinged pulling plate, 30-rotating plate, 31-mounting rod, 32-reset spring, 33-control knob, 34-connecting box, 35-lengthened plate, 36-fixing bolt, 37-fixing plate, 38-arc chute, 39-vertical chute, 40-first swing chute plate, 41-vertical slider, 42-connecting cylinder, 43-inserting key slot, 44-mounting groove, 45-matching key block, 46-auxiliary knob, 47-swing control plate, 48-motor, 49-driving dial wheel, 50-matching grooved wheel, 51-driving plate, 52-first pin shaft, 53-incomplete gear, 54-fixed gear, 55-arc slider, 56-limiting shaft, 57-limiting cylinder, 58-second driven gear, 59-first driven gear, 60-connecting frame, 61-control screw rod, 62-first indication key, 63-idle stop key, 64-second indication key, 65-main indication key, 66-hinged seat, 67-mounting box, 68-arc slide rail and 69-second swing chute plate.
Detailed Description
The following are specific embodiments of the present invention, and the technical solutions of the present invention will be further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 18, the invention provides a post-orthopedic limb fixation device, which comprises a base plate 1, wherein a liftable installation box 67 is installed at the upper end of the base plate 1, a detachable leg fixation device is installed at the upper end of the installation box 67, and a foot placement box 22 is installed at the rear side of the leg fixation device; the upper end in the mounting box 67 is provided with a first swing chute plate 40 capable of intermittently swinging left and right, the inner side of the first swing chute plate 40 is connected with a vertical sliding block 41 capable of moving back and forth in a sliding manner, the upper end of the vertical sliding block 41 is detachably connected with the foot placing box 22, and when the first swing chute plate 40 swings left and right, the leg fixing device intermittently swings left and right; a second swing chute plate 69 capable of intermittently swinging left and right is installed on the lower side of the first swing chute plate 40, a second pin shaft is fixedly connected to the lower end of the vertical slider 41, the lower end of the second pin shaft is slidably connected with the inner side of the second swing chute plate 69, and when the second swing chute plate 69 swings left and right, an intermittent back and forth movement structure of the foot placing box 22 can be formed;
shank fixing device is including upper fixed plate 17 and bottom plate 18, upper fixed plate 17 with the left and right sides of bottom plate 18 articulates respectively has last connecting ring board 15 and lower connecting ring board 16, go up connecting ring board 15 and the connection of connecting ring board 16 detachable down, upper fixed plate 17 with the interior pinch plate 19 that can move to the inboard is installed respectively to the left and right sides of the inboard surface of bottom plate 18.
When the device is used, the shank of the fractured patient can be clamped and fixed through the leg fixing device, so that the normal recovery of the affected limb of the patient is ensured, and in the process of fixing the affected limb, in order to strengthen the recovery of the affected limb of the patient, the device can assist the affected limb of the patient to carry out rehabilitation training, promote the blood circulation of the affected limb and strengthen the recovery of the affected limb of the patient; when the leg fixing device is used, the first swing sliding chute plate 40 can be controlled to intermittently swing left and right to drive the leg fixing device to intermittently swing left and right, so that an affected limb of a patient is driven to intermittently swing, the second swing sliding chute plate 69 can also be controlled to intermittently swing left and right to drive the foot placing box 22 to intermittently move back and forth, so that the affected limb of the patient can be slowly bent and unfolded by taking the knee joint as a bending point, the knee joint of the patient can be moved, and the function of recovering the lower limb of the patient can be exercised and promoted; the device can assist the affected limb of the patient to carry out rehabilitation exercise by driving the patient to carry out slow intermittent movement, so that the patient can gradually adapt to the rehabilitation exercise, the comfort level of the affected limb in use is enhanced, the affected limb of the patient is prevented from being secondarily injured, the affected limb can be actively swung left and right and bent and stretched when the patient recovers to be capable of autonomously moving, the movement speed of the affected limb can be controlled according to the will of the patient, and the comfort level of the patient in use is increased;
as shown in fig. 5, the leg fixing device can be divided into two parts when in use, the two parts can be connected to fix the affected limb of the patient when the affected limb of the patient is fixed, and the affected limb of the patient can be clamped and fixed for the second time by the inner clamping plate 19 when the affected limb is fixed, so that the leg fixing device has good fixing effect, is suitable for the affected limbs with different thicknesses, and has wide application range.
Rotatable initiative thumb wheel 49 is installed to the inside downside of mounting box 67, the left side meshing of initiative thumb wheel 49 has cooperation sheave 50, cooperation sheave 50 rotates to be connected the inside lower extreme of mounting box 67, the coaxial rigid coupling in upper end of cooperation sheave 50 has drive plate 51, the upper end rear side fixedly connected with first round pin axle 52 of drive plate 51, the internal rotation of mounting box 67 is connected with swing control panel 47, first round pin axle 52 with swing control panel 47 sliding connection works as can constitute when initiative thumb wheel 49 rotates swing control panel 47 intermittent type nature's horizontal hunting's structure, swing control panel 47's front end fixedly connected with incomplete gear 53.
The lower end of the driving thumb wheel 49 is fixedly connected with a motor 48, the motor 48 can drive the driving thumb wheel 49 to rotate when working, the motor 48 can adopt a low-speed motor 48 to drive the driving thumb wheel 49 to rotate at a low speed, and discomfort caused to the affected limb of the affected limb is avoided; as shown in fig. 13, when the driving thumb wheel 49 rotates, the driving thumb wheel 49 can toggle the matching grooved wheel 50 to intermittently rotate, the teeth on the edge of the matching grooved wheel 50 are all provided with arc surfaces capable of being meshed with the driving thumb wheel 49, and the driving thumb wheel 49 and the matching grooved wheel 50 form a grooved wheel mechanism, so that the matching grooved wheel 50 has a self-locking effect when rotating; when the matching grooved wheel 50 intermittently rotates, the driving plate 51 rotates along with the driving plate, and in the process that the driving plate 51 rotates for a circle, the swinging control plate 47 can be driven to repeatedly swing left and right by taking a connecting point connected with the rotation of the mounting box 67 as a center through the sliding connection effect of the first pin shaft 52 and the swinging control plate 47, and the incomplete gear 53 is driven to swing left and right.
A limiting cylinder 57 is fixedly connected to the lower side of the front end of the second swing chute plate 69, the limiting cylinder 57 is rotatably connected to the inside of the mounting box 67, a limiting shaft 56 is rotatably connected to the inside of the limiting cylinder 57, the upper end of the limiting shaft 56 is fixedly connected to the first swing chute plate 40, a second driven gear 58 capable of moving up and down is slidably connected to the surface of the limiting cylinder 57, a first driven gear 59 capable of moving synchronously with the second driven gear 58 is slidably connected to the surface of the limiting shaft 56, the incomplete gear 53 is located between the first driven gear 59 and the second driven gear 58, a fixed gear 54 capable of meshing with the first driven gear 59 is fixedly connected to the inside of the mounting box 67 below the incomplete gear 53, and when the first driven gear 59 and the second driven gear 58 move up and down and respectively mesh with the incomplete gear 53, the first swing chute plate 40 and the second swing chute plate 40 can be formed The movable chute plates 69 are respectively in an intermittent left-right swinging structure;
the lower end rear side of the first swing chute plate 40 is rotatably connected with an arc-shaped sliding block 55, the surface of the arc-shaped sliding block 55 is slidably connected with an arc-shaped sliding rail 68, and the arc-shaped sliding rail 68 is fixedly connected inside the mounting box 67.
The front side sliding connection of mounting box 67 has link 60 that can reciprocate, both ends respectively about link 60 rear side with first driven gear 59 with second driven gear 58 rotates to be connected, the front end of link 60 has control screw 61 through threaded connection, control screw 61 rotates to be connected the front end surface of mounting box 67, the main indicator key 65 of front end left side fixedly connected with of link 60, main indicator key 65 is left the mounting box 67 surface extremely up and down respectively in proper order fixedly connected with first indicator key 62, neutral gear key 63 and second indicator key 64.
As shown in fig. 15 and 18, the two sides of the surfaces of the limiting cylinder 57 and the connecting shaft are respectively provided with a sliding groove, the inner sides of the first driven gear 59 and the second driven gear 58 are respectively provided with a sliding block connected with the sliding groove in a sliding manner, and the first driven gear 59 and the second driven gear 58 can not only respectively move up and down on the surfaces of the limiting shaft 56 and the limiting cylinder 57, but also respectively drive the limiting shaft 56 and the limiting cylinder 57 to rotate; the connecting frame 60 can be driven to move up and down by rotating the control screw 61, so that the first driven gear 59 and the second driven gear 58 are driven to move up and down, the first driven gear 59 and the second driven gear 58 are respectively meshed with the incomplete gear 53, and the first swinging chute plate 40 and the second swinging chute plate 69 are respectively driven to swing left and right by the swinging of the incomplete gear 53;
the first indicator key 62, the second indicator key 64 and the neutral key 63 are respectively used for assisting a user to control the up-and-down movement distance of the connecting frame 60, so that the first driven gear 59 and the second driven gear 58 can be accurately meshed with the incomplete gear 53, and the operation is convenient for the user; when the connecting frame 60 moves downwards to align the main indicating key 65 with the second indicating key 64, the second driven gear 58 is meshed with the incomplete gear 53, the first driven gear 59 is meshed with the fixed gear 54, the fixed gear 54 limits the first driven gear 59, so that the first swing chute plate 40 cannot rotate, the incomplete gear 53 drives the second swing chute plate 69 to intermittently swing left and right through being meshed with the second driven gear 58, the vertical slide block 41 can be pushed to intermittently swing back and forth through being matched with the second pin shaft when the second swing chute plate 69 swings left and right, and the leg fixing device is driven to bend and stretch by pushing the foot placing box 22 by taking the knee joint of the affected limb as a bending point, so as to move and exercise the affected limb of the patient; when the affected limb of the affected limb can be exercised autonomously, the motor 48 can be stopped to rotate, the patient bends and stretches the affected limb autonomously, and the vertical sliding block 41 is driven to slide back and forth on the inner side of the second swinging sliding chute plate 69;
when the connecting frame 60 moves upwards to align the main indication key 65 with the first indication key 62, and the first driven gear 59 can be meshed with the incomplete gear 53, the first swing chute plate 40 can be driven to intermittently swing left and right by taking the arc-shaped slide rail 68 as a track, and the arc-shaped slide block 55 is used for connecting the arc-shaped slide rail 68 with the first swing chute plate 40; when the main indicator key 65 is aligned with the neutral key 63, the incomplete gear 53 is located between the first driven gear 59 and the second driven gear 58, so that the patient can swing the affected limb left and right and bend and stretch the affected limb according to his or her will.
The left side and the right side of the upper end of the bottom plate 1 are respectively connected with a lower support sliding block 4 in a sliding manner, the surfaces of the two lower support sliding blocks 4 are respectively hinged with a lower support rod 2, the other end of the lower support rod 2 is respectively hinged with a first adjusting hinged plate 9, the other end of the first adjusting hinged plate 9 is respectively hinged with a second adjusting hinged plate 10, the other end of the second adjusting hinged plate 10 is hinged with the lower end of the mounting box 67, the left side and the right side of the lower end of the mounting box 67 are respectively connected with an upper support sliding block 5 in a sliding manner, the surfaces of the two upper support sliding blocks 5 are respectively hinged with an upper support rod 3, the middle part of the surface of the upper support rod 3 is hinged with the surface of the lower support rod 2, and;
an adjusting sliding groove is formed in the surface of the first adjusting hinged plate 9, an adjusting sliding block 12 is connected inside the adjusting sliding groove in a sliding mode, an inner push rod 11 is hinged to the upper end of the adjusting sliding block 12, the other end of the inner push rod 11 is hinged to the second adjusting hinged plate 10, an adjusting spring 13 is arranged inside the adjusting sliding groove, and two ends of the adjusting spring 13 are fixedly connected with the inside of the adjusting sliding groove and the adjusting sliding block 12 respectively;
the upper end of the bottom plate 1 is connected with a pushing plate 7 capable of moving back and forth in a sliding mode, the left side and the right side of the pushing plate 7 are respectively connected with a sliding plate 6 in a sliding mode, two ends of each sliding plate 6 are respectively fixedly connected with the lower supporting sliding blocks 4, the middle of the surface of the pushing plate 7 is connected with a driving screw rod 8 through threads, and the driving screw rod 8 is rotatably connected to the surface of the bottom plate 1.
As shown in fig. 2 and 3, the driving screw 8 can be rotated to drive the pushing plate 7 to move forward, the driving plate 51 can drive the lower support sliding block 4 and the upper support sliding block 5 to move forward simultaneously while moving forward, and drive the lower support rod 2 and the upper support rod 3 to extend around a hinge point, so as to push the mounting box 67 to lift, so that the patient can adjust the height of the mounting box 67 according to the self-requirement to support the affected limb of the patient; since the front end of the lower stay 2 is connected with the mounting box 67 through the first adjusting hinge plate 9 and the second adjusting hinge plate 10, and the first adjusting hinge plate 9 and the second adjusting hinge plate 10 are hinged with each other and supported by the inner push rod 11 and the adjusting spring 13, when the leg of the patient is placed on the mounting box 67, the front side of the mounting box 67 can be inclined to the front side by weight, and the comfort of the patient in use is enhanced.
An arc-shaped sliding groove 38 corresponding to the arc-shaped sliding rail 68 is formed in the rear side of the upper end surface of the mounting box 67, and a vertical sliding groove 39 corresponding to the first swing sliding groove plate 40 is formed in the surface of the mounting box 67 in front of the arc-shaped sliding groove 38;
the upper end fixedly connected with connecting cylinder 42 of vertical slider 41, mounting groove 44 has been seted up to the inside of connecting cylinder 42, the upper end of connecting cylinder 42 seted up insert the keyway 43 and insert the keyway 43 with the mounting groove 44 switch-on, the inside of mounting groove 44 be provided with can with insert keyway 43 complex cooperation key piece 45, the upside fixedly connected with auxiliary knob 46 of cooperation key piece 45, auxiliary knob 46's the articulated seat 66 of upper end fixedly connected with, the lower extreme that the box 22 was placed to the foot with articulated seat 66 is articulated.
The upper end of the vertical sliding block 41 is fixedly connected with a connecting shaft, the upper end of the connecting shaft is fixedly connected with the connecting cylinder 42, the arc-shaped sliding grooves 38 and the vertical sliding grooves 39 are both used for providing a moving channel for the connecting shaft, the matching key block 45 is inserted into the mounting groove 44 through the inserting key groove 43, the matching key block 45 is not corresponding to the inserting key groove 43 by rotating the auxiliary knob 46, the foot placing box 22 is convenient for the vertical sliding block 41 to be connected, when the auxiliary knob 46 is rotated to enable the matching key block 45 to be corresponding to the inserting key groove 43, the foot placing box 22 can be separated from the vertical sliding block 41, the leg fixing device can be taken down from the upper end of the; the upper end front side of mounting box 67 is connected with supporting shoe 14 in a rotating manner, and curved recess has been seted up to the upper end of supporting shoe 14, and the lower extreme of the lower connecting ring board 16 of front side is the arc structure, and supporting shoe 14 cooperates with the lower connecting ring board 16 of front side through the recess of upper end for support shank fixing device.
The left end and the right end of the lower connecting ring plate 16 are respectively provided with an inner groove, the left side and the right side of the inner groove are respectively provided with a connecting insertion plate 23, the upper ends of the connecting insertion plates 23 are respectively fixedly connected with the upper connecting ring plate 15, the lower ends of the connecting insertion plates 23 are respectively connected with a spring shaft in a sliding manner, and the surfaces of the spring shafts are respectively sleeved with a pushing spring 25;
the left side and the right side of the inner groove at the right end of the lower connecting ring plate 16 are respectively and rotatably connected with a matching gear 26, the outer side of the matching gear 26 is respectively engaged with a matching rack 24, and the matching racks 24 are respectively and fixedly connected with the adjacent connecting inserting plates 23; a stop ratchet 27 is coaxially and fixedly connected to the right side of the matching gear 26, stop ratchet blocks 28 are respectively meshed to the inner sides of the stop ratchet 27, the stop ratchet blocks 28 are respectively connected to the inner walls of the inner grooves in a sliding manner, the inner ends of the stop ratchet blocks 28 are connected with an installation rod 31 in a sliding manner, and a reset spring 32 is sleeved on the surface of the installation rod 31;
the right end inside the mounting groove 44 is rotatably connected with a rotating plate 30, two sides of the surface of the rotating plate 30 are respectively hinged with a hinged pull plate 29, and the outer ends of the hinged pull plates 29 are respectively hinged with the stop ratchet block 28; the middle part of the right end of the rotating plate 30 is fixedly connected with a connecting shaft, the right end of the connecting shaft penetrates through the lower connecting ring plate 16, and the right end of the connecting shaft is fixedly connected with a control knob 33.
As shown in fig. 6, 7 and 8, when the upper connecting ring plate 15 is connected with the lower connecting ring plate 16, the connecting insert plate 23 is located inside the inner groove, the upper end of the lower connecting ring plate 16 is provided with a socket having a cross section consistent with that of the connecting insert plate 23 and the matching rack 24 for inserting the connecting insert plate 23 into the inner groove, when the connecting insert plate 23 is inserted into the inner groove, the pushing spring 25 is compressed, the locking ratchet 27 can only rotate in one direction under the matching of the locking ratchet 27 and the locking ratchet block 28, i.e. when the connecting insert plate 23 is inserted into the inner groove, the locking ratchet 27 can be driven to rotate in one direction under the meshing of the matching gear 26 and the matching rack 24, so that the pushing spring 25 can not push the connecting insert plate 23 to move upwards under the action of the locking ratchet block 28, the rotating plate 30 can be driven to rotate by rotating the control knob 33, and the two locking ratchet blocks 28 are moved outwards under the pulling action of the hinged pull plate, the stop ratchet block 28 does not limit the stop ratchet 27, the matching gear 26 can be rotated reversely, and then the upper connecting ring plate 15 and the lower connecting ring plate 16 can be separated from each other under the action of the pushing spring 25, and the upper connecting ring plate 15 can move downwards in one direction to be connected with the lower connecting ring plate 16 under the matching of the stop ratchet 27 and the stop ratchet block 28, so that the affected limb of a patient can be conveniently fixed, the operation is simple and convenient, and the fixing effect is strong.
The surface both sides of interior clamp plate 19 articulate respectively has and presss from both sides tight gag lever post 20, press from both sides tight gag lever post 20 respectively with upper fixed plate 17 with bottom plate 18 sliding connection, the surface middle part of interior clamp plate 19 articulates respectively has and presss from both sides tight screw rod 21, press from both sides tight screw rod 21 respectively with upper fixed plate 17 with bottom plate 18 threaded connection.
The inner clamping plate 19 can be driven to move inwards under the action of threaded connection by rotating the clamping screw 21, secondary clamping and fixing can be performed on the affected limb of the affected limb, sliding holes are respectively formed in the surfaces of the upper fixing plate 17 and the lower fixing plate 18 and the corresponding positions of the clamping limiting rods 20, and the clamping limiting rods 20 are respectively in sliding connection with the sliding holes and used for ensuring the stability of the inner clamping plate 19 during moving.
The lower end of the lower connecting ring plate 16 at the rear side is fixedly connected with a connecting box 34, an elongated plate 35 is connected in the connecting box 34 in a sliding manner, and the other end of the elongated plate 35 is fixedly connected with the foot placing box 22; the rear side of the left end of the connecting box 34 is connected with a fixing bolt 36 through a thread, and the other end of the fixing bolt 36 is rotatably connected with a fixing plate 37.
The foot is placed box 22 and is used for placing patient's foot, and elongated plate 35 and 34 sliding connection of connection box are used for prolonging the position that the box 22 was placed to the foot, increase application scope to can brake convenient to use through rotating 36 control fixed plates of fixing bolt and 37 removal and elongated plate 35 contact to elongated plate 35.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims (8)

1. An orthopedics postoperative limb fixing device, includes bottom plate (1), its characterized in that: a liftable mounting box (67) is mounted at the upper end of the bottom plate (1), a detachable leg fixing device is mounted at the upper end of the mounting box (67), and a foot placing box (22) is mounted at the rear side of the leg fixing device; a first swing sliding groove plate (40) capable of intermittently swinging left and right is mounted at the upper end inside the mounting box (67), a vertical sliding block (41) capable of moving back and forth is connected to the inner side of the first swing sliding groove plate (40) in a sliding manner, the upper end of the vertical sliding block (41) is detachably connected with the foot placing box (22), and when the first swing sliding groove plate (40) swings left and right, an intermittent left and right swinging structure of the leg fixing device can be formed; a second swing chute plate (69) capable of intermittently swinging left and right is installed on the lower side of the first swing chute plate (40), a second pin shaft is fixedly connected to the lower end of the vertical slider (41), the lower end of the second pin shaft is in sliding connection with the inner side of the second swing chute plate (69), and when the second swing chute plate (69) swings left and right, an intermittent back and forth movement structure of the foot placing box (22) can be formed;
shank fixing device is including upper fixed plate (17) and bottom plate (18), upper fixed plate (17) with the left and right sides of bottom plate (18) articulates respectively has last connecting ring board (15) and lower connecting ring board (16), go up connecting ring board (15) and lower connecting ring board (16) detachable connection, upper fixed plate (17) with interior pinch plate (19) that can move to the inboard are installed respectively to the left and right sides on the inboard surface of bottom plate (18).
2. The orthopedic post-operative limb fixation device of claim 1, wherein: rotatable initiative thumb wheel (49) is installed to the inside downside of mounting box (67), the left side meshing of initiative thumb wheel (49) has cooperation sheave (50), cooperation sheave (50) rotate to be connected the inside lower extreme of mounting box (67), the coaxial rigid coupling in upper end of cooperation sheave (50) has drive plate (51), the upper end rear side fixedly connected with first round pin axle (52) of drive plate (51), the internal rotation of mounting box (67) is connected with swing control panel (47), first round pin axle (52) with swing control panel (47) sliding connection works as can constitute when initiative thumb wheel (49) rotates swing control panel (47) intermittent type's horizontal hunting's structure, the front end fixedly connected with incomplete gear (53) of swing control panel (47).
3. The orthopedic post-operative limb fixation device of claim 2, wherein: a limiting cylinder (57) is fixedly connected to the lower side of the front end of the second swing chute plate (69), the limiting cylinder (57) is rotatably connected inside the mounting box (67), a limiting shaft (56) is rotatably connected inside the limiting cylinder (57), the upper end of the limiting shaft (56) is fixedly connected with the first swing chute plate (40), a second driven gear (58) capable of moving up and down is slidably connected to the surface of the limiting cylinder (57), a first driven gear (59) capable of synchronously moving with the second driven gear (58) is slidably connected to the surface of the limiting shaft (56), the incomplete gear (53) is located between the first driven gear (59) and the second driven gear (58), a fixed gear (54) capable of being meshed with the first driven gear (59) is fixedly connected inside the mounting box (67) on the lower side of the incomplete gear (53), when the first driven gear (59) and the second driven gear (58) move up and down and are respectively meshed with the incomplete gear (53), a structure that the first swinging chute plate (40) and the second swinging chute plate (69) respectively swing left and right intermittently can be formed;
the lower end rear side of the first swing chute plate (40) is rotatably connected with an arc-shaped sliding block (55), the surface of the arc-shaped sliding block (55) is connected with an arc-shaped sliding rail (68) in a sliding mode, and the arc-shaped sliding rail (68) is fixedly connected with the inside of the mounting box (67).
4. The orthopedic post-operative limb fixation device of claim 3, wherein: the preceding sliding connection of mounting box (67) has link (60) that can reciprocate, both ends respectively with about link (60) rear side first driven gear (59) with second driven gear (58) rotate to be connected, the front end of link (60) has control screw (61) through threaded connection, control screw (61) rotate to be connected the front end surface of mounting box (67), the main indicator key (65) of front end left side fixedly connected with of link (60), main indicator key (65) are left mounting box (67) surface extremely the last first indicator key (62) of fixedly connected with, neutral gear key (63) and second indicator key (64) of difference in proper order down.
5. The orthopedic post-operative limb fixation device of claim 1, wherein: the left side and the right side of the upper end of the bottom plate (1) are respectively connected with a lower support sliding block (4) in a sliding mode, the surfaces of the two lower support sliding blocks (4) are respectively hinged with a lower support rod (2), the other end of the lower support rod (2) is respectively hinged with a first adjusting hinged plate (9), the other end of the first adjusting hinged plate (9) is respectively hinged with a second adjusting hinged plate (10), the other end of the second adjusting hinged plate (10) is hinged with the lower end of the mounting box (67), the left side and the right side of the lower end of the mounting box (67) are respectively connected with an upper support sliding block (5) in a sliding mode, the surfaces of the two upper support sliding blocks (5) are respectively hinged with an upper support rod (3), the middle part of the surface of the upper support rod (3) is hinged with the surface of the lower support rod (2), and the other end of the;
an adjusting sliding groove is formed in the surface of the first adjusting hinged plate (9), an adjusting sliding block (12) is connected inside the adjusting sliding groove in a sliding mode, an inner push rod (11) is hinged to the upper end of the adjusting sliding block (12), the other end of the inner push rod (11) is hinged to the second adjusting hinged plate (10), an adjusting spring (13) is arranged inside the adjusting sliding groove, and two ends of the adjusting spring (13) are fixedly connected with the inside of the adjusting sliding groove and the adjusting sliding block (12) respectively;
the upper end of the bottom plate (1) is connected with a pushing plate (7) capable of moving back and forth in a sliding mode, the left side and the right side of the pushing plate (7) are respectively connected with a sliding plate (6) in a sliding mode, the two ends of the sliding plate (6) are respectively fixedly connected with the lower supporting sliding block (4), the middle of the surface of the pushing plate (7) is connected with a driving screw rod (8) through threads, and the driving screw rod (8) is rotatably connected to the surface of the bottom plate (1).
6. The orthopedic post-operative limb fixation device of claim 3, wherein: an arc-shaped sliding groove (38) corresponding to the arc-shaped sliding rail (68) is formed in the rear side of the upper end surface of the mounting box (67), and a vertical sliding groove (39) corresponding to the first swing sliding groove plate (40) is formed in the surface of the mounting box (67) in front of the arc-shaped sliding groove (38);
the upper end fixedly connected with connecting cylinder (42) of vertical slider (41), mounting groove (44) have been seted up to the inside of connecting cylinder (42), the upper end of connecting cylinder (42) has been seted up and has been inserted keyway (43) and insert keyway (43) with mounting groove (44) switch-on, the inside of mounting groove (44) be provided with can with insert keyway (43) complex cooperation key piece (45), upside fixedly connected with auxiliary knob (46) of cooperation key piece (45), the articulated seat of upper end fixedly connected with (66) of auxiliary knob (46), the lower extreme that box (22) was placed to the foot with articulated seat (66) are articulated.
7. The orthopedic post-operative limb fixation device of claim 6, wherein: the left end and the right end of the lower connecting ring plate (16) are respectively provided with an inner groove, the left side and the right side of the inner groove are respectively provided with a connecting inserting plate (23), the upper ends of the connecting inserting plates (23) are respectively fixedly connected with the upper connecting ring plate (15), the lower ends of the connecting inserting plates (23) are respectively connected with a spring shaft in a sliding manner, and the surfaces of the spring shafts are respectively sleeved with a pushing spring (25);
the left side and the right side of the inner part at the right end of the lower connecting ring plate (16) are respectively and rotatably connected with a matching gear (26), the outer side of the matching gear (26) is respectively engaged with a matching rack (24), and the matching racks (24) are respectively and fixedly connected with the adjacent connecting inserting plates (23); a stop ratchet wheel (27) is coaxially and fixedly connected to the right side of the matching gear (26), stop ratchet blocks (28) are meshed to the inner sides of the stop ratchet wheels (27) respectively, the stop ratchet blocks (28) are connected to the inner wall of the inner groove in a sliding mode respectively, the inner ends of the stop ratchet blocks (28) are connected with a mounting rod (31) in a sliding mode, and a reset spring (32) is sleeved on the surface of the mounting rod (31);
the right end in the mounting groove (44) is rotatably connected with a rotating plate (30), two sides of the surface of the rotating plate (30) are respectively hinged with a hinged pull plate (29), and the outer end of the hinged pull plate (29) is respectively hinged with the stop ratchet block (28); the middle part of the right end of the rotating plate (30) is fixedly connected with a connecting shaft, the right end of the connecting shaft penetrates through the lower connecting ring plate (16), and the right end of the connecting shaft is fixedly connected with a control knob (33).
8. The orthopedic post-operative limb fixation device of claim 1, wherein: the lower end of the lower connecting ring plate (16) on the rear side is fixedly connected with a connecting box (34), an elongated plate (35) is connected inside the connecting box (34) in a sliding mode, and the other end of the elongated plate (35) is fixedly connected with the foot placing box (22); the rear side of the left end of the connecting box (34) is connected with a fixing bolt (36) in a threaded mode, and the other end of the fixing bolt (36) is rotatably connected with a fixing plate (37).
CN202011009110.6A 2020-09-23 2020-09-23 Orthopedics postoperative limbs fixing device Active CN112022478B (en)

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