CN108703806B - Orthopedics fixing device - Google Patents
Orthopedics fixing device Download PDFInfo
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- CN108703806B CN108703806B CN201810645426.0A CN201810645426A CN108703806B CN 108703806 B CN108703806 B CN 108703806B CN 201810645426 A CN201810645426 A CN 201810645426A CN 108703806 B CN108703806 B CN 108703806B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
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Abstract
The invention relates to the field of medical tools, in particular to an orthopedic fixing device which comprises a limb fixing table, a drilling fixing device, a left-right moving fixing device and two pulley fixing devices, wherein the left end and the right end of the drilling fixing device are connected to the left end and the right end of the limb fixing table in a sliding mode; the bone nail drilling device has the advantages that the bone nail drilling device can drill a fractured bone during fracture fixation, ensures multi-angle adjustment of the drilling device, can drill the bone in multiple angles and all directions by combining fracture positions of patients, and ensures the success rate of drilling.
Description
Technical Field
The invention relates to the field of medical tools, in particular to an orthopedic fixing device.
Background
The most orthopedic work is fracture fixation of fractured or fractured bones with bone nails and brackets. Patent number CN201510126465.6 discloses a fracture surgery auxiliary fixture, and it belongs to medical instrument technical field. The invention discloses an auxiliary fixing device for a fracture operation, which comprises a main body, a rear rail base and a front rail base, wherein a power supply control box is arranged on the left side of the main body, a ventilation opening is arranged on the front side of the power supply control box, a shutter blade rotating shaft is arranged on the ventilation opening, a shutter blade opening and closing runner installation groove is arranged on the shutter blade rotating shaft, a shutter blade opening and closing runner installation groove is arranged on the right side of the ventilation opening, and a shutter blade opening and closing runner is. The multifunctional fracture surgery robot is complete in function, convenient to use, time-saving, labor-saving, scientific, convenient, safe, efficient, intelligent and accurate when medical staff perform fracture surgery, and work difficulty of the medical staff is reduced. But the device can not ensure the success rate of drilling the bone nail in the bone fracture setting process.
Disclosure of Invention
The invention aims to provide an orthopedic fixation device which has the advantages that a fractured bone can be drilled during fracture fixation, multi-angle adjustment of the drilling device is guaranteed, the bone can be drilled in a multi-angle and all-around manner by combining fracture positions of patients, bone nails can be drilled, the success rate of drilling is guaranteed, and drilling deviation is avoided to influence bone recovery of the patients.
The purpose of the invention is realized by the following technical scheme:
the invention aims to provide an orthopedic fixing device which comprises a limb fixing table, a drilling fixing device, a left-right moving fixing device and two pulley fixing devices, wherein the left end and the right end of the drilling fixing device are connected to the left end and the right end of the limb fixing table in a sliding mode, the left-right moving fixing device is fixedly connected in the drilling fixing device, the two pulley fixing devices are in clearance fit with the left end and the right end of the limb fixing table respectively, and the upper ends of the two pulley fixing devices are meshed with the left end and the right end of the drilling fixing device respectively.
As a further optimization of the invention, the orthopedic fixation device comprises a limb fixation base, two pulley slideways, two rack placement grooves, two rack driving grooves and two fixing grooves, wherein the two pulley slideways respectively penetrate through the front end and the rear end of the limb fixation base in a front-back manner, the two rack driving grooves are respectively arranged at the front end and the rear end penetrating through the limb fixation base, the two rack placement grooves are respectively arranged at the lower ends of the two pulley slideways, the upper ends of the two rack placement grooves are respectively communicated with the two pulley slideways, the lower ends of the two rack placement grooves are respectively communicated with the two rack driving grooves, and the two fixing grooves are respectively arranged at the middle ends of the two rack driving grooves.
As a further optimization of the invention, the orthopedic fixing device comprises a sliding arc-shaped block, two pulley sliding grooves, two pulley rotating shafts, two pulleys, a middle end groove, a center block sliding groove, a left fixing slot, a right fixing slot, a center block, a drilling screw tap, a center ball groove, a center ball shell, a fastening bolt, a plurality of sliding ball grooves and a plurality of small steel balls, wherein the two pulley sliding grooves respectively penetrate through the left end and the right end of the sliding arc-shaped block from top to bottom, the two pulley rotating shafts are respectively and fixedly connected in the two pulley sliding grooves, the two pulleys are respectively and rotatably connected with the two pulley rotating shafts, the middle ends of the two pulley sliding ways are both in a tooth shape, the two pulleys are respectively and slidably connected on the two pulley sliding ways, the middle end groove penetrates through the middle end of the sliding arc-shaped block from top to bottom, the center block sliding grooves are arranged at the front end, the fixed slot all sets up both ends around the center end inslot wall about a plurality of, fixed slot all communicates with the center block spout about a plurality of, the center block runs through from top to bottom in the center ball groove, center spherical shell clearance fit is in the center ball inslot, the middle-end of center spherical shell is provided with the middle-end screw hole, the upper end of drilling screw tap is connected in the middle-end screw hole of center spherical shell through screw-thread fit, the left end of center block is provided with the screw through-hole, the screw through-hole intercommunication center ball groove of center block, fastening bolt passes through the screw through-hole of screw-thread fit connection center block, both ends all are provided with a plurality of sliding ball grooves around the center block, a plurality of little steel balls are clearance fit respectively in a plurality of sliding ball grooves, the equal sliding connection of a plurality of little steel balls.
As a further optimization of the invention, the orthopedic fixation device comprises a driving rotating shaft, a driving connecting block, a front hinge rod, a rear barrier rod, a front barrier rod and a hand twisting block, wherein the left end of the driving rotating shaft is rotatably connected to the right end of the center block, the driving connecting block is fixedly connected to the driving rotating shaft, the rear end of the front hinge rod is hinged to the upper end of the driving connecting block, the front end of the front hinge rod is hinged to the middle end of the front barrier rod, the front end of the rear hinge rod is hinged to the lower end of the driving connecting block, the rear end of the rear hinge rod is hinged to the middle end of the rear barrier rod, the hand twisting block is fixedly connected to the right end of the driving rotating shaft, and the rear barrier rod and the front barrier rod are in clearance fit in the left and.
As a further optimization of the invention, the orthopedic fixation device is provided with two pulley fixation devices, each pulley fixation device comprises a blocking rack, a blocking rotating shaft, a semi-arc-shaped top block, a fixed block and a manual blocking screwing block, the upper end of the blocking rack is meshed with the pulley, the lower end of the blocking rack is attached to the semi-arc-shaped top block, the blocking rack is in clearance fit in the rack placing groove, the lower end of the semi-arc-shaped top block is fixedly connected to the blocking rotating shaft, the blocking rotating shaft is rotatably connected to the fixed block, the fixed block is fixedly connected to the fixed groove, and the manual blocking screwing block is fixedly connected to the left end of the blocking rotating shaft.
As a further optimization of the invention, the orthopedic fixation device can be provided with a plurality of drilling fixation devices and left-right movement fixation devices on the limb fixation table.
Compared with the prior art, the technical scheme provided by the invention has the advantages that the limb fixing table, the drilling fixing device, the left-right moving fixing device and the pulley fixing device can drill the fractured bone during fracture fixation, the multi-angle adjustment of the drilling device is ensured, the bone can be drilled in a multi-angle and all-around manner by combining the fracture position of a patient, so that a bone nail is drilled, the drilling success rate is ensured, the drilling deviation is avoided, the bone recovery of the patient is influenced, the use is convenient, and the operation is simple.
Drawings
FIG. 1 is a first general structural diagram of the present invention;
FIG. 2 is a second overall structural schematic of the present invention;
FIG. 3 is a schematic diagram of the construction of the limb immobilization station of the present invention;
FIG. 4 is a first schematic sectional view of the limb fixation table of the present invention;
FIG. 5 is a schematic sectional view of the limb fixation table of the present invention;
FIG. 6 is a first schematic structural view of the drill fixture of the present invention;
FIG. 7 is a second schematic structural view of the drill fixture of the present invention;
FIG. 8 is a third schematic structural view of the borehole anchor of the present invention;
FIG. 9 is a schematic view of the construction of the left and right mobile securing means of the present invention;
FIG. 10 is a first schematic view of the pulley fixing device of the present invention;
fig. 11 is a second schematic structural view of the pulley fixing device of the present invention.
In the figure: a limb fixing table 1; a limb fixing seat 1-1; a pulley slideway 1-2; 1-3 of a rack placing groove; rack driving grooves 1-4; 1-5 of a fixed groove; a drilling fixture 2; sliding the arc-shaped block 2-1; a pulley sliding groove 2-2; 2-3 of a pulley rotating shaft; 2-4 of a pulley; 2-5 of middle end grooves; 2-6 of a central block chute; the left and right fixed slots are 2-7; 2-8 parts of a central block; 2-9 parts of a drilling screw tap; 2-10 parts of a central ball groove; 2-11 parts of a central spherical shell; 2-12 of a fastening bolt; 2-13 of a sliding ball groove; 2-14 parts of small steel balls; moving the fixing device 3 left and right; a driving rotating shaft 3-1; driving the connecting block 3-2; a front hinge rod 3-3; a rear hinge rod 3-4; 3-5 of a rear blocking rod; 3-6 of a front blocking rod; 3-7 parts of a hand twisting block; a pulley fixing device 4; a barrier rack 4-1; blocking the rotating shaft 4-2; 4-3 of a semi-arc-shaped top block; 4-4 parts of a fixed block; and manually blocking the screwing blocks 4-5.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
the fixed connection in the device is realized by fixing in modes of welding, thread fixing and the like, and different fixing modes are used in combination with different use environments; the rotary connection means that the bearing is arranged on the shaft in a drying way, a spring retainer ring groove is arranged on the shaft or the shaft hole, and the elastic retainer ring is clamped in the spring retainer ring groove to realize the axial fixation of the bearing, so that the rotation is realized; the sliding connection refers to the connection through the sliding of a sliding block or a pulley in a sliding chute or a guide rail; the hinge joint is a movable connection mode on connecting parts such as a hinge, a pin shaft, a short shaft and the like; the riveting is realized by knocking or punching the rivet end, knocking or punching the rivet end or the tip to upset the upset part or the tip into a head, concentrating the full force and connecting metal objects together by using the rivet; the required sealing positions are sealed by sealing rings or O-shaped rings.
As shown in fig. 1 to 11, an orthopedic fixation device comprises a limb fixation table 1, a drilling fixation device 2, a left-right movement fixation device 3 and pulley fixation devices 4, wherein the left end and the right end of the drilling fixation device 2 are slidably connected with the left end and the right end of the limb fixation table 1, the left-right movement fixation device 3 is fixedly connected in the drilling fixation device 2, the two pulley fixation devices 4 are arranged, the two pulley fixation devices 4 are respectively in clearance fit with the left end and the right end of the limb fixation table 1, and the upper ends of the two pulley fixation devices 4 are respectively meshed with the left end and the right end of the drilling fixation device 2. Through actual conditions according to patient, find accurate brill hole position, make drilling fixing device 2 slide around on limbs fixed station 1, realize the fixed of drilling fixing device 2 front and back position through pulley fixing device 4, remove fixing device 3 through removing about and realize drilling fixing device 2 removal and fixed in the left and right sides orientation, the angle of boring the hole is finely tuned through drilling fixing device 2, it is fixed simultaneously, the success rate of guarantee boring, avoid boring the deviation, influence patient's skeleton and resume, convenient to use simultaneously, and the operation is simple.
The second embodiment is as follows:
as shown in fig. 1 to 11, the first embodiment is further illustrated in the present embodiment, the limb fixing station 1 includes a limb fixing base 1-1, two pulley slideways 1-2, two rack placement grooves 1-3, two rack driving grooves 1-4 and two fixing grooves 1-5, the two pulley slideways 1-2 respectively penetrate through the front and rear ends of the limb fixing base 1-1, the two rack driving grooves 1-4 are respectively disposed at the front and rear ends of the limb fixing base 1-1, the two rack placement grooves 1-3 are respectively disposed at the lower ends of the two pulley slideways 1-2, the upper ends of the two rack placement grooves 1-3 are respectively communicated with the two pulley slideways 1-2, the lower ends of the two rack placement grooves 1-3 are respectively communicated with the two rack driving grooves 1-4, the two fixing grooves 1-5 are respectively arranged at the middle ends of the two rack driving grooves 1-4.
The third concrete implementation mode:
as shown in fig. 1 to 11, the second embodiment is further described in the present embodiment, the drilling fixing device 2 includes a sliding arc block 2-1, two pulley sliding grooves 2-2, two pulley rotating shafts 2-3, two pulleys 2-4, a middle end groove 2-5, a center block sliding groove 2-6, left and right fixing slots 2-7, a center block 2-8, a drilling tap 2-9, a center ball groove 2-10, a center ball shell 2-11, a fastening bolt 2-12, a plurality of sliding ball grooves 2-13 and a plurality of small steel balls 2-14, the two pulley sliding grooves 2-2 respectively penetrate through the left and right ends of the sliding arc block 2-1, the two pulley rotating shafts 2-3 are respectively and fixedly connected in the two pulley sliding grooves 2-2, the two pulleys 2-4 are respectively and rotatably connected to the two pulley rotating shafts 2-3, the middle ends of the two pulley slideways 1-2 are both in a tooth shape, the two pulleys 2-4 are respectively connected on the two pulley slideways 1-2 in a sliding way, the middle end groove 2-5 vertically penetrates through the middle end of the sliding arc-shaped block 2-1, the central block sliding groove 2-6 is arranged at the front end and the rear end of the inner wall of the middle end groove 2-5, a plurality of left and right fixing inserting grooves 2-7 are communicated with the central block sliding groove 2-6, the central ball groove 2-10 vertically penetrates through the central block 2-8, the central ball shell 2-11 is in clearance fit in the central ball groove 2-10, the middle end of the central ball shell 2-11 is provided with a middle end threaded hole, the upper end of the drilling screw tap 2-9 is connected in the middle end threaded hole of the central ball, the left end of the central block 2-8 is provided with a threaded through hole, the threaded through hole of the central block 2-8 is communicated with the central ball groove 2-10, the fastening bolt 2-12 is connected with the threaded through hole of the central block 2-8 through threaded fit, the front end and the rear end of the central block 2-8 are respectively provided with a plurality of sliding ball grooves 2-13, a plurality of small steel balls 2-14 are respectively in clearance fit in the plurality of sliding ball grooves 2-13, and the plurality of small steel balls 2-14 are all in sliding connection in the central block sliding grooves 2-6.
The fourth concrete implementation mode:
as shown in fig. 1 to 11, the third embodiment is further described in the present embodiment, the left-right moving fixing device 3 includes a driving shaft 3-1, a driving connecting block 3-2, a front hinge rod 3-3, a rear hinge rod 3-4, a rear hinge rod 3-5, a front barrier rod 3-6 and a hand-tightening block 3-7, the left end of the driving shaft 3-1 is rotatably connected to the right end of the center block 2-8, the driving connecting block 3-2 is fixedly connected to the driving shaft 3-1, the rear end of the front hinge rod 3-3 is hinged to the upper end of the driving connecting block 3-2, the front end of the front hinge rod 3-3 is hinged to the middle end of the front barrier rod 3-6, the front end of the rear hinge rod 3-4 is hinged to the lower end of the driving connecting block 3-2, the rear end of the rear hinge rod 3-4 is hinged to the middle end of the rear barrier rod 3-5, the hand twisting block 3-7 is fixedly connected at the right end of the driving rotating shaft 3-1, and the rear blocking rod 3-5 and the front blocking rod 3-6 are in clearance fit in the left and right fixed slots 2-7.
The fifth concrete implementation mode:
as shown in fig. 1 to 11, in this embodiment, to further explain the fourth embodiment, two pulley fixing devices 4 are provided, each pulley fixing device 4 includes a blocking rack 4-1, a blocking rotating shaft 4-2, a semi-arc-shaped top block 4-3, a fixing block 4-4 and a manual blocking screwing block 4-5, the upper end of the blocking rack 4-1 is engaged with the pulley 2-4, the lower end of the blocking rack 4-1 is attached to the semi-arc-shaped top block 4-3, the blocking rack 4-1 is in clearance fit in the rack placement groove 1-3, the lower end of the semi-arc-shaped top block 4-3 is fixedly connected to the blocking rotating shaft 4-2, the blocking rotating shaft 4-2 is rotatably connected to the fixing block 4-4, the fixing block 4-4 is fixedly connected to the fixing groove 1-5, the manual blocking screwing block 4-5 is fixedly connected to the left end of the blocking rotating shaft 4-2.
The sixth specific implementation mode:
as shown in fig. 1 to 11, in the present embodiment, a fifth embodiment is further described, and a plurality of drilling fixtures 2 and left-right moving fixtures 3 may be provided on the limb fixation table 1. The plurality of drilling fixtures 2 and the left-right movement fixture 3 can be simultaneously fixed on the limb fixing table 1.
The working principle of the invention is as follows: the limb needing to drill the skeleton is placed in the limb fixing seat 1-1, the front and back displacement of the drilling fixing device 2 is realized through the movement of the two pulleys 2-4 on the two pulley slideways 1-2, further, the front and back positions needing drilling are found accurately, the center block 2-8, the drilling screw tap 2-9 and the center spherical shell 2-11 are displaced left and right on the sliding arc-shaped block 2-1 through the left and right sliding of the plurality of small steel balls 2-14 on the center block 2-8 on the center block sliding groove 2-6, further, the left and right positions to be drilled are found accurately, through the 360-degree multi-angle movement of the central spherical shell 2-11 in the central spherical groove 2-10, further realizing multi-angle displacement of the drilling screw taps 2-9, and further finding the angle of a specific position needing drilling; the fastening bolts 2-12 are screwed to further realize the jacking and fixing of the central spherical shell 2-11 and further realize the fixing of the angle of the specific position of a drilled hole, the driving rotating shaft 3-1 and the driving connecting block 3-2 are driven to rotate by screwing the block 3-7 to the right hand, the front hinged rod 3-3 and the rear hinged rod 3-4 are driven to displace back and forth, the rear blocking rod 3-5 and the front blocking rod 3-6 can be in clearance fit in the left and right fixing slots 2-7 to realize the fixing of the left and right position displacement of the drilled hole, the blocking rotating shaft 4-2 and the half arc-shaped top block 4-3 are driven to rotate on the fixing block 4-4 by screwing the manual blocking and screwing block 4-5, the half arc-shaped top block 4-3 pushes the blocking rack 4-1 to displace upwards, so that the two blocking racks 4-1 are meshed with the two pulleys 2-4, the front and back positions of the drilled hole are fixed; drilling holes at the designated positions by rotating the drilling screw taps 2-9, so that the drilling success rate is guaranteed, drilling deviation is avoided, the bone recovery of a patient is influenced, the use is convenient, the operation is simple, a plurality of drilling fixing devices 2 and left-right moving fixing devices 3 can be arranged on the limb fixing table 1, and the plurality of drilling fixing devices 2 and the left-right moving fixing devices 3 can be fixed on the limb fixing table 1 at the same time; if the device needs to be disassembled, the fastening bolts 2-12, the hand screwing blocks 3-7 and the hand blocking screwing blocks 4-5 are reversed, and the device at the fastening position is separated.
The above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and variations, modifications, additions and substitutions which may be made by those skilled in the art within the spirit of the present invention are within the scope of the present invention.
Claims (2)
1. The utility model provides an orthopedics fixing device, includes limbs fixed station (1), drilling fixing device (2), removes about fixing device (3) and pulley fixing device (4), its characterized in that: the left end and the right end of the drilling fixing device (2) are connected to the left end and the right end of the limb fixing table (1) in a sliding mode, the left-right moving fixing device (3) is fixedly connected in the drilling fixing device (2), two pulley fixing devices (4) are arranged, the two pulley fixing devices (4) are in clearance fit with the left end and the right end of the limb fixing table (1) respectively, and the upper ends of the two pulley fixing devices (4) are meshed with the left end and the right end of the drilling fixing device (2) respectively;
the limb fixing table (1) comprises a limb fixing seat (1-1), two pulley slideways (1-2), two rack placing grooves (1-3), two rack driving grooves (1-4) and two fixing grooves (1-5), wherein the two pulley slideways (1-2) respectively penetrate through the front end and the rear end of the limb fixing seat (1-1) from front to back, the two rack driving grooves (1-4) respectively penetrate through the front end and the rear end of the limb fixing seat (1-1), the two rack placing grooves (1-3) are respectively arranged at the lower ends of the two pulley slideways (1-2), the upper ends of the two rack placing grooves (1-3) are respectively communicated with the two pulley slideways (1-2), the lower ends of the two rack placing grooves (1-3) are respectively communicated with the two rack driving grooves (1-4), the two fixing grooves (1-5) are respectively arranged at the middle ends of the two rack driving grooves (1-4);
the drilling fixing device (2) comprises a sliding arc-shaped block (2-1), two pulley sliding grooves (2-2), two pulley rotating shafts (2-3), two pulleys (2-4), a middle end groove (2-5), a center block sliding groove (2-6), a left fixing slot and a right fixing slot (2-7), a center block (2-8), a drilling screw tap (2-9), a center ball groove (2-10), a center ball shell (2-11), a fastening bolt (2-12), a plurality of sliding ball grooves (2-13) and a plurality of small steel balls (2-14), wherein the two pulley sliding grooves (2-2) respectively penetrate through the left end and the right end of the sliding arc-shaped block (2-1) from top to bottom, the two pulley rotating shafts (2-3) are respectively and fixedly connected in the two pulley sliding grooves (2-2), the two pulleys (2-4) are respectively and rotatably connected with two pulley rotating shafts (2-3), the middle ends of the two pulley slideways (1-2) are both in a tooth shape, the two pulleys (2-4) are respectively and slidably connected with the two pulley slideways (1-2), a middle end groove (2-5) vertically penetrates through the middle end of the sliding arc-shaped block (2-1), a central block sliding groove (2-6) is arranged at the front end and the rear end of the inner wall of the middle end groove (2-5), a plurality of left and right fixing slots (2-7) are arranged, a plurality of left and right fixing slots (2-7) are uniformly arranged at the front end and the rear end of the inner wall of the middle end groove (2-5), the left and right fixing slots (2-7) are communicated with the central block sliding groove (2-6), and a central ball groove (2-10) vertically penetrates through the central block (2-, the central spherical shell (2-11) is in clearance fit in the central spherical groove (2-10), the middle end of the central spherical shell (2-11) is provided with a middle threaded hole, the upper end of the drilling screw tap (2-9) is connected in the middle threaded hole of the central spherical shell (2-11) in a threaded fit manner, the left end of the central block (2-8) is provided with a threaded through hole, the threaded through hole of the central block (2-8) is communicated with the central spherical groove (2-10), a fastening bolt (2-12) is connected in the threaded through hole of the central block (2-8) in a threaded fit manner, the front end and the rear end of the central block (2-8) are respectively provided with a plurality of sliding spherical grooves (2-13), a plurality of small steel balls (2-14) are in clearance fit in the plurality of sliding spherical grooves (2-13), and the plurality of small steel balls (2-14) are all in sliding connection in the sliding grooves (2-6) of the;
the left-right moving fixing device (3) comprises a driving rotating shaft (3-1), a driving connecting block (3-2), a front hinged rod (3-3), a rear hinged rod (3-4), a rear blocking rod (3-5), a front blocking rod (3-6) and a hand screwing block (3-7), the left end of the driving rotating shaft (3-1) is rotatably connected to the right end of the central block (2-8), the driving connecting block (3-2) is fixedly connected to the driving rotating shaft (3-1), the rear end of the front hinged rod (3-3) is hinged to the upper end of the driving connecting block (3-2), the front end of the front hinged rod (3-3) is hinged to the middle end of the front blocking rod (3-6), the front end of the rear hinged rod (3-4) is hinged to the lower end of the driving connecting block (3-2), the rear end of the rear hinged rod (3-4) is hinged to the middle end of the rear blocking rod (3-5), the hand twisting block (3-7) is fixedly connected to the right end of the driving rotating shaft (3-1), and the rear blocking rod (3-5) and the front blocking rod (3-6) are in clearance fit in the left and right fixed slots (2-7);
the pulley fixing device (4) is provided with two pulley fixing devices, each pulley fixing device (4) comprises a blocking rack (4-1), a blocking rotating shaft (4-2), a semi-arc-shaped top block (4-3), a fixing block (4-4) and a manual blocking screwing block (4-5), the upper end of the blocking rack (4-1) is meshed with the pulley (2-4), the lower end of the blocking rack (4-1) is attached to the semi-arc-shaped top block (4-3), the blocking rack (4-1) is in clearance fit in a rack placing groove (1-3), the lower end of the semi-arc-shaped top block (4-3) is fixedly connected to the blocking rotating shaft (4-2), the blocking rotating shaft (4-2) is rotatably connected to the fixing block (4-4), the fixing block (4-4) is fixedly connected to a fixing groove (1-5), the manual blocking screwing block (4-5) is fixedly connected to the left end of the blocking rotating shaft (4-2).
2. An orthopedic fixation device as claimed in claim 1, wherein: the limb fixing table (1) is provided with a plurality of drilling fixing devices (2) and a left-right moving fixing device (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810645426.0A CN108703806B (en) | 2018-06-21 | 2018-06-21 | Orthopedics fixing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810645426.0A CN108703806B (en) | 2018-06-21 | 2018-06-21 | Orthopedics fixing device |
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| CN108703806A CN108703806A (en) | 2018-10-26 |
| CN108703806B true CN108703806B (en) | 2020-04-28 |
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| CN201810645426.0A Expired - Fee Related CN108703806B (en) | 2018-06-21 | 2018-06-21 | Orthopedics fixing device |
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| CN112294452B (en) * | 2020-11-02 | 2021-11-16 | 任凯 | Auxiliary drilling device for rapid positioning of distal carpal and forearm surgical operation |
| CN112914934A (en) * | 2021-03-05 | 2021-06-08 | 遵义市妇幼保健院(遵义市儿童医院遵义市妇产医院) | Novel pediatric surgery posture fixer |
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|---|---|---|---|---|
| US6342056B1 (en) * | 2000-02-04 | 2002-01-29 | Jean-Marc Mac-Thiong | Surgical drill guide and method for using the same |
| CN104042314B (en) * | 2014-06-25 | 2016-05-11 | 天津市新中医疗器械有限公司 | A kind of ring rod combination exterior fixing rack |
| CN107049414B (en) * | 2017-06-16 | 2020-05-05 | 李冰冰 | Orthopedics drilling fixing device |
| CN107874807A (en) * | 2017-11-09 | 2018-04-06 | 林贤君 | A kind of orthopaedics positional punch device |
-
2018
- 2018-06-21 CN CN201810645426.0A patent/CN108703806B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN108703806A (en) | 2018-10-26 |
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