CN105662773A - Lower limb fixing mechanism for knee joint replacement - Google Patents

Lower limb fixing mechanism for knee joint replacement Download PDF

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Publication number
CN105662773A
CN105662773A CN201610138794.7A CN201610138794A CN105662773A CN 105662773 A CN105662773 A CN 105662773A CN 201610138794 A CN201610138794 A CN 201610138794A CN 105662773 A CN105662773 A CN 105662773A
Authority
CN
China
Prior art keywords
adjusting rod
thigh
shank
slide
connector
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.)
Pending
Application number
CN201610138794.7A
Other languages
Chinese (zh)
Inventor
雷静桃
张恒
唐明瑶
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.)
University of Shanghai for Science and Technology
Original Assignee
University of Shanghai for Science and Technology
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 University of Shanghai for Science and Technology filed Critical University of Shanghai for Science and Technology
Priority to CN201610138794.7A priority Critical patent/CN105662773A/en
Publication of CN105662773A publication Critical patent/CN105662773A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G13/00Operating tables; Auxiliary appliances therefor
    • A61G13/10Parts, details or accessories
    • A61G13/12Rests specially adapted therefor; Arrangements of patient-supporting surfaces
    • A61G13/1205Rests specially adapted therefor; Arrangements of patient-supporting surfaces for specific parts of the body
    • A61G13/1245Knees, upper or lower legs
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G13/00Operating tables; Auxiliary appliances therefor
    • A61G13/10Parts, details or accessories
    • A61G13/12Rests specially adapted therefor; Arrangements of patient-supporting surfaces
    • A61G13/126Rests specially adapted therefor; Arrangements of patient-supporting surfaces with specific supporting surface
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2203/00General characteristics of devices
    • A61G2203/10General characteristics of devices characterised by specific control means, e.g. for adjustment or steering
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2210/00Devices for specific treatment or diagnosis
    • A61G2210/10Devices for specific treatment or diagnosis for orthopedics

Abstract

The invention relates to a lower limb fixing mechanism for knee joint replacement, and belongs to the field of orthopedic medical instruments. The lower limb fixing mechanism is used for fixing and adjusting the lower limb positions in knee joint replacement and comprises an electric cylinder assembly, a thigh adjusting rod, a shank adjusting rod and an I-shaped slide rail; the lower end of the electric cylinder assembly is movably connected with the I-shaped slide rail through an electric cylinder slide seat, the upper end of the electric cylinder assembly is fixedly connected with the thigh adjusting rod, the thigh adjusting rod and the shank adjusting rod are movably connected with the I-shaped slide rail through a thigh slide seat and a shank slide seat respectively, and the thigh adjusting rod is rotatably connected with the shank adjusting rod through a pin shaft. The lower limb fixing mechanism has the advantages of being simple in structure, convenient to use, light and the like, it can be guaranteed that the lower limbs are fixed reliably and the positions are convenient to adjust in an operation, the repeated positioning precision is improved, the doctor workload is reduced, and the operation quality can be improved.

Description

A kind of lower limb fixed mechanism for knee replacements
Technical field
The present invention relates to a kind of lower limb fixed mechanism for knee replacements, belong to orthopedic medical device technical field.
Background technology
Owing to pathologic changes of knee joint can largely effect on the ability that acts on one's own of patient, for severe joint patient, only it is difficult to ensure that curative effect by medicine and physiotherapy, therefore has many arthritic patients need to accept replacement knee in arthroplasty, expect to recover joint motions function, alleviate patient suffering.
In knee replacements, it usually needs assistant holds femur and tibia, if art can not keep lower limb stable, it is possible to affect surgical effect; In addition assistant ties up operating-table space, affects operation technique. The existing leg restraint volume for knee replacements is relatively big and heavy, and even in operation process, lower limb are not fixed, and more cannot meet the demand that different patient legs's length is different. At present, the efficient mechanism that in a kind of knee replacements, lower limb position is fixed and adjusted is needed clinically.
Summary of the invention
For the defect that prior art exists, it is an object of the invention to provide a kind of lower limb fixed mechanism for knee replacements, can according to the length of patient's Leg length manual adjustments thigh and shank adjusting rod and ankle joint angle, can according to art needs to adjust the degree of crook of lower limb. The present invention is fixing reliable, it is ensured that surgical quality, and can reduce the paraprofessional personnel's quantity in operation.
For reaching above-mentioned purpose, this invention address that the technical scheme of the problems referred to above is:
A kind of lower limb fixed mechanism for knee replacements, including electricity cylinder component, thigh adjusting rod, shank adjusting rod and " work " font slide rail, described electricity cylinder component lower end and " work " font slide rail are by electricity cylinder slide mobile link, and upper end is fixing with thigh adjusting rod to be connected; Thigh adjusting rod lower end and shank adjusting rod lower end form mobile link respectively through thigh slide, shank slide with " work " font slide rail; Electricity cylinder slide, thigh slide, between shank slide and " work " font slide rail pass through the first puller bolt fixed position; Thigh adjusting rod upper end is rotatedly connected by bearing pin and shank adjusting rod upper end.
Described electricity cylinder component includes electricity cylinder slide, the first connector, electricity cylinder cylinder body, electricity cylinder push rod and the second connector;The lower end of described electricity cylinder cylinder body is bolted to connection with the first connector, and the first connector is rotationally connected by the first bearing pin with electricity cylinder slide; Described electricity cylinder push rod and the second connector are rotationally connected by the second bearing pin, and the second connector is connected by puller bolt and thigh adjusting rod are fixing.
Described thigh adjusting rod includes bottom thigh slide, thigh adjusting rod, big leg support, big leg support bracing frame, rolling bearing, clutch shaft bearing end cap, thigh place threaded rod and thigh adjusting rod top, threaded rod lower end, described thigh place is connected with thigh adjusting rod lower rotation by rolling bearing, an axis hole is had with threaded rod junction, thigh place bottom thigh adjusting rod, for installing rolling bearing, clutch shaft bearing end cap is installed outside rolling bearing, threaded rod upper end, thigh place is connected with thigh adjusting rod top by screw thread, the threaded rod design of thigh place has hands handle, rotary handle is to appropriate length, tighten the second puller bolt to realize the adjustment of thigh adjusting rod length, bottom described thigh adjusting rod, lower end is rotationally connected by bearing pin and thigh slide, described big leg support is fixed on bottom thigh adjusting rod by big leg support bracing frame.
Described shank adjusting rod includes bottom shank adjusting rod top, shank bracket, small leg support bracing frame, the second bearing (ball) cover, shank place threaded rod, foot boots, foot boots bracing frame, shank adjusting rod and shank slide; The upper end on described shank adjusting rod top is rotationally connected by bearing pin and thigh adjusting rod top, and the lower end on shank adjusting rod top is connected with shank place threaded rod by rolling bearing, and the lower end of shank place threaded rod is threaded connection bottom shank adjusting rod; It is connected for key between described shank bracket with small leg support bracing frame, is connected by puller bolt is fixing between small leg support bracing frame with shank adjusting rod top; It is connected by puller bolt is fixing with foot boots bracing frame bottom described shank adjusting rod, is rotationally connected by bearing pin with shank slide bottom shank adjusting rod; The angled governor motion in described sufficient boots place, foot sole portion is connected by connector and axle are fixing, is connected with screw between connector top with foot boots, and connector lower shape is U-shaped cylinder with holes, and the hole of connector bottom is that key is connected with axle; One end of axle is connected by puller bolt is fixing with the side of foot boots bracing frame, the opposite side of foot boots bracing frame is used for positioning the shaft shoulder, the extension of axle is stuck in the U-type groove of this side, the U-shaped cylinder lower surface of connector contacts with foot boots bracing frame, the tip of the axis installs a knob, for regulating foot boots angle when unclamping puller bolt, shank place threaded rod is similar with thigh place threaded rod structure and operation principle.
Compared with prior art, the present invention has following clear superiority:
1. the lower limb for knee replacements of the present invention are fixed and position adjusting mechanism, regulate lower limb degree of crook by electricity cylinder, and then change knee joint angle, simple to operate and be remarkably improved repetitive positioning accuracy;
2. mechanism of the present invention, adopts threaded rod to regulate the length of shank and thigh adjusting rod, threaded rod has handle, it is easy to operate and realize length adjustment, to adapt to different needs of patients;
3. there is ankle joint angle governor motion in mechanism of the present invention in the design of foot boots place, it is possible to meet the different patient needs to different ankle joint angles to a greater extent;
4. mechanism of the present invention has taken into full account doctor's requirement in clinical practice in design, and the angular range that knee joint can stretch is 60 ° to 180 °, to realize lower limb stretching, extension, adapts to different operating needs in art;
5. mechanism structure of the present invention is simple, easy to operate, lightweight, fixing reliable, can be effectively improved surgical quality.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of lower limb fixed mechanism for knee replacements.
Fig. 2 is a kind of lower limb fixed mechanism for knee replacements schematic diagram when knee joint extreme position 180 °.
Fig. 3 is the explosive view of assembly bottom thigh place threaded rod and thigh adjusting rod.
Detailed description of the invention
Below in conjunction with accompanying drawing and preferred embodiment, the present invention is described in further detail:
As depicted in figs. 1 and 2, a kind of lower limb fixed mechanism for knee replacements, including electricity cylinder component I, thigh adjusting rod II, shank adjusting rod III and " work " font slide rail IV, it is characterized in that: described electricity cylinder component I lower end and " work " font slide rail IV are by electricity cylinder slide 1 mobile link, and upper end is fixing with thigh adjusting rod II to be connected; Thigh adjusting rod II lower end and shank adjusting rod III lower end form mobile link respectively through thigh slide 9, shank slide 29 with " work " font slide rail IV; Electricity cylinder slide 1, thigh slide 9, between shank slide 29 and " work " font slide rail 30 pass through the first puller bolt 2 fixed position; Thigh adjusting rod II upper end is rotatedly connected by bearing pin and shank adjusting rod III upper end.
Described electricity cylinder component I includes electricity cylinder slide the 1, first connector 4, electricity cylinder cylinder body 5, electricity cylinder push rod 6 and the second connector 8; The lower end of described electricity cylinder cylinder body 5 is bolted to connection with the first connector 4, and the first connector 4 is rotationally connected by the first bearing pin 3 with electricity cylinder slide 1; Described electricity cylinder push rod 6 and the second connector 8 are rotationally connected by the second bearing pin 7, and the second connector 8 is connected by puller bolt is fixing with thigh adjusting rod II.
Described thigh adjusting rod II includes bottom thigh slide 9, thigh adjusting rod 10, big leg support 11, big leg support bracing frame 12, rolling bearing 13, clutch shaft bearing end cap 14, thigh place threaded rod 15 and thigh adjusting rod top 17, threaded rod 15 lower end, described thigh place is rotationally connected by bottom rolling bearing 13 and thigh adjusting rod 10, as shown in Figure 3, bottom thigh adjusting rod, 10 have an axis hole with threaded rod 15 junction, thigh place, for installing rolling bearing 13, clutch shaft bearing end cap 14 is installed outside rolling bearing 13, threaded rod 15 upper end, thigh place is connected with thigh adjusting rod top 17 by screw thread, threaded rod 15 design of thigh place has hands handle, rotary handle is to appropriate length, tighten the second puller bolt 16 to realize the adjustment of thigh adjusting rod II length, bottom described thigh adjusting rod, 10 lower ends are rotationally connected by bearing pin and thigh slide 9, described big leg support 11 is fixed on bottom thigh adjusting rod on 10 by big leg support bracing frame 12.
Described shank adjusting rod III includes bottom shank adjusting rod top 18, shank bracket 19, small leg support bracing frame the 20, second bearing (ball) cover 21, shank place threaded rod 22, foot boots 24, foot boots bracing frame 27, shank adjusting rod 28 and shank slide 29; The upper end on described shank adjusting rod top 18 is rotationally connected by bearing pin and thigh adjusting rod top 17, the lower end on shank adjusting rod top 18 is connected with shank place threaded rod 22 by rolling bearing, and the lower end of shank place threaded rod 22 is threaded connection bottom shank adjusting rod 28; It is connected for key between described shank bracket 19 and small leg support bracing frame 20, is connected by puller bolt is fixing between small leg support bracing frame 20 with shank adjusting rod top 18;Bottom described shank adjusting rod, 28 are connected by puller bolt is fixing with foot boots bracing frame 27, and bottom shank adjusting rod, 28 are rotationally connected by bearing pin with shank slide 29; The angled governor motion in described sufficient boots 24 place, is connected by connector is fixing with axle 25 bottom foot boots 24, is connected with screw between connector top with foot boots 24, and connector lower shape is U-shaped cylinder with holes, and the hole of connector bottom is connected for key with axle 25; One end of axle 25 is connected by puller bolt is fixing with the side of foot boots bracing frame 27, the opposite side of foot boots bracing frame 27 is used for the shaft shoulder of locating shaft 25, the extension of axle 25 is stuck in the U-type groove of this side, the U-shaped cylinder lower surface of connector contacts with foot boots bracing frame 27, the end of axle 25 installs a knob 26, for regulating foot boots 24 angle when unclamping puller bolt, shank place threaded rod 22 is similar with thigh place threaded rod 15 structure and operation principle.
The use procedure of the present invention is as follows:
May determine that the distance between electricity cylinder slide 1 and thigh adjusting rod slide 9 by calculating required angular range, after position adjustment both during use is suitable, tighten puller bolt. Measure patient thigh and lower-leg length, rotate thigh place threaded rod 15 and shank place threaded rod 22 adjusts to appropriate length, then tighten the second puller bolt 16 and the 3rd puller bolt 23 respectively. Patient's lower limb are fixed by big leg support 11 and shank bracket 19 and foot boots 24, thigh adjusting rod and shank adjusting rod length can be finely tuned as required further, it is possible to regulate ankle joint angle as required. The initial position of electricity cylinder shaft line should have certain angle with horizontal plane, so that thigh adjusting rod departs from horizontal level smoothly. Changing Hip Angle by adjusting the collapsing length of electricity cylinder push rod 6, and then change knee joint angle, adjusting knee joint angle is after best surgery location, tightens the puller bolt of shank slide 29 side.

Claims (4)

1. the lower limb fixed mechanism for knee replacements, including electricity cylinder component (I), thigh adjusting rod (II), shank adjusting rod (III) and " work " font slide rail (IV), it is characterized in that: described electricity cylinder component (I) lower end and " work " font slide rail (IV) are by electricity cylinder slide (1) mobile link, and upper end is fixing with thigh adjusting rod (II) to be connected; Thigh adjusting rod (II) lower end and shank adjusting rod (III) lower end form mobile link respectively through thigh slide (9), shank slide (29) with " work " font slide rail (IV); Electricity cylinder slide (1), thigh slide (9), between shank slide (29) and " work " font slide rail (30) pass through the first puller bolt (2) fixed position; Thigh adjusting rod (II) upper end is rotatedly connected by bearing pin and shank adjusting rod (III) upper end.
2. a kind of lower limb fixed mechanism for knee replacements according to claim 1, it is characterised in that: described electricity cylinder component (I) includes electricity cylinder slide (1), the first connector (4), electricity cylinder cylinder body (5), electricity cylinder push rod (6) and the second connector (8); The lower end of described electricity cylinder cylinder body (5) is bolted to connection with the first connector (4), and the first connector (4) is rotationally connected by the first bearing pin (3) with electricity cylinder slide (1); Described electricity cylinder push rod (6) is rotationally connected by the second bearing pin (7) with the second connector (8), and the second connector (8) is connected by puller bolt and thigh adjusting rod (II) are fixing.
3. a kind of lower limb fixed mechanism for knee replacements according to claim 1, it is characterised in that: described thigh adjusting rod (II) includes (10) bottom thigh slide (9), thigh adjusting rod, big leg support (11), big leg support bracing frame (12), rolling bearing (13), clutch shaft bearing end cap (14), thigh place threaded rod (15) and thigh adjusting rod top (17), threaded rod (15) lower end, described thigh place is rotationally connected by (10) bottom rolling bearing (13) and thigh adjusting rod, bottom thigh adjusting rod, there is an axis hole (10) and threaded rod (15) junction, thigh place, for installing rolling bearing (13), rolling bearing (13) outside is provided with clutch shaft bearing end cap (14), threaded rod (15) upper end, thigh place is connected with thigh adjusting rod top (17) by screw thread, thigh place threaded rod (15) design has hands handle, rotary handle is to appropriate length, tighten the second puller bolt (16) to realize the adjustment of thigh adjusting rod (II) length, bottom described thigh adjusting rod, (10) lower end is rotationally connected by bearing pin and thigh slide (9), described big leg support (11) is fixed on bottom thigh adjusting rod on (10) by big leg support bracing frame (12).
4. a kind of lower limb fixed mechanism for knee replacements according to claim 1, it is characterised in that: described shank adjusting rod (III) includes (28) and shank slide (29) bottom shank adjusting rod top (18), shank bracket (19), small leg support bracing frame (20), the second bearing (ball) cover (21), shank place threaded rod (22), foot boots (24), foot boots bracing frame (27), shank adjusting rod; The upper end of described shank adjusting rod top (18) is rotationally connected by bearing pin and thigh adjusting rod top (17), the lower end on shank adjusting rod top (18) is connected with shank place threaded rod (22) by rolling bearing, and the lower end at shank place threaded rod (22) is threaded connection (28) bottom shank adjusting rod; It is connected for key between described shank bracket (19) with small leg support bracing frame (20), is connected by puller bolt is fixing between small leg support bracing frame (20) with shank adjusting rod top (18); Bottom described shank adjusting rod, (28) are connected by puller bolt is fixing with foot boots bracing frame (27), and bottom shank adjusting rod, (28) and shank slide (29) are rotationally connected by bearing pin; The angled governor motion in described sufficient boots (24) place, foot boots (24) bottom is connected by connector and axle (25) are fixing, being connected with screw between connector top with foot boots (24), connector lower shape is U-shaped cylinder with holes, and the hole of connector bottom is connected for key with axle (25); One end of axle (25) is connected by puller bolt is fixing with the side of foot boots bracing frame (27), the opposite side of foot boots bracing frame (27) is used for the shaft shoulder of locating shaft (25), the extension of axle (25) is stuck in the U-type groove of this side, the U-shaped cylinder lower surface of connector contacts with foot boots bracing frame (27), the end of axle (25) installs a knob (26), for regulating foot boots (24) angle when unclamping puller bolt, shank place threaded rod (22) is similar with thigh place threaded rod (15) structure and operation principle.
CN201610138794.7A 2016-03-12 2016-03-12 Lower limb fixing mechanism for knee joint replacement Pending CN105662773A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610138794.7A CN105662773A (en) 2016-03-12 2016-03-12 Lower limb fixing mechanism for knee joint replacement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610138794.7A CN105662773A (en) 2016-03-12 2016-03-12 Lower limb fixing mechanism for knee joint replacement

Publications (1)

Publication Number Publication Date
CN105662773A true CN105662773A (en) 2016-06-15

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107468475A (en) * 2017-08-06 2017-12-15 臧伟 Multi-functional articular trauma processing unit
CN108403378A (en) * 2018-03-14 2018-08-17 重庆医科大学附属第二医院 Knee surgery supporting adn fixing device
CN108606831A (en) * 2018-02-28 2018-10-02 四川合顺微创科技有限公司 A kind of shin bone distraction reset support system
CN109009582A (en) * 2018-08-29 2018-12-18 中山市中医院 Knee prosthesis measuring device and measuring system
CN109223421A (en) * 2018-10-22 2019-01-18 璧垫花 Knee replacements bracket
CN109481218A (en) * 2018-12-17 2019-03-19 杨加磊 A kind of department of general surgery's clinical operation positioning device
CN109568075A (en) * 2018-12-26 2019-04-05 华东医院 It is a kind of for the device of knee sprung angle to be auxiliarily fixed
CN109806095A (en) * 2019-03-01 2019-05-28 吉林大学 A kind of both legs buckling gesture drive auxiliary device
CN110151480A (en) * 2019-06-25 2019-08-23 青岛大学附属医院 A kind of orthopaedics replacement knee replacement operation lower limb fixing device
WO2021008211A1 (en) * 2019-07-12 2021-01-21 杭州市萧山区中医院 Adjustable fixing apparatus assisting in artificial knee joint replacement

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001054644A1 (en) * 2000-01-27 2001-08-02 Tri-Medics, Inc. Surgical supporting device
CN203263744U (en) * 2013-04-19 2013-11-06 黄维站 Knee joint exercising device for nursing
CN103989526A (en) * 2014-05-23 2014-08-20 山东大学 Knee-joint operation adjusting and fixing distraction device
US20140243716A1 (en) * 2011-09-27 2014-08-28 The Provost, Fellows, Foundation Scholars, & the Other Members of Board, of The College of the Holy Limb Support Device
CN204798272U (en) * 2015-05-21 2015-11-25 王俊江 Shank strutting arrangement for bone surgery

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001054644A1 (en) * 2000-01-27 2001-08-02 Tri-Medics, Inc. Surgical supporting device
US20140243716A1 (en) * 2011-09-27 2014-08-28 The Provost, Fellows, Foundation Scholars, & the Other Members of Board, of The College of the Holy Limb Support Device
CN203263744U (en) * 2013-04-19 2013-11-06 黄维站 Knee joint exercising device for nursing
CN103989526A (en) * 2014-05-23 2014-08-20 山东大学 Knee-joint operation adjusting and fixing distraction device
CN204798272U (en) * 2015-05-21 2015-11-25 王俊江 Shank strutting arrangement for bone surgery

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107468475A (en) * 2017-08-06 2017-12-15 臧伟 Multi-functional articular trauma processing unit
CN108606831A (en) * 2018-02-28 2018-10-02 四川合顺微创科技有限公司 A kind of shin bone distraction reset support system
CN108403378A (en) * 2018-03-14 2018-08-17 重庆医科大学附属第二医院 Knee surgery supporting adn fixing device
CN109009582A (en) * 2018-08-29 2018-12-18 中山市中医院 Knee prosthesis measuring device and measuring system
CN109223421A (en) * 2018-10-22 2019-01-18 璧垫花 Knee replacements bracket
CN109481218A (en) * 2018-12-17 2019-03-19 杨加磊 A kind of department of general surgery's clinical operation positioning device
CN109568075A (en) * 2018-12-26 2019-04-05 华东医院 It is a kind of for the device of knee sprung angle to be auxiliarily fixed
CN109806095A (en) * 2019-03-01 2019-05-28 吉林大学 A kind of both legs buckling gesture drive auxiliary device
CN109806095B (en) * 2019-03-01 2020-06-26 吉林大学 Two-leg buckling posture driving auxiliary device
CN110151480A (en) * 2019-06-25 2019-08-23 青岛大学附属医院 A kind of orthopaedics replacement knee replacement operation lower limb fixing device
WO2021008211A1 (en) * 2019-07-12 2021-01-21 杭州市萧山区中医院 Adjustable fixing apparatus assisting in artificial knee joint replacement

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