CN109771053A - Lower limb line of force measuring tool in a kind of art - Google Patents

Lower limb line of force measuring tool in a kind of art Download PDF

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Publication number
CN109771053A
CN109771053A CN201811628632.7A CN201811628632A CN109771053A CN 109771053 A CN109771053 A CN 109771053A CN 201811628632 A CN201811628632 A CN 201811628632A CN 109771053 A CN109771053 A CN 109771053A
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China
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lower limb
line
fixed
ankle
measuring tool
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CN201811628632.7A
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CN109771053B (en
Inventor
倪建龙
时志斌
郭宁
樊立宏
王昊宇
党晓谦
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Xian Jiaotong University
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Xian Jiaotong University
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Abstract

The present invention provides lower limb line of force measuring tool in a kind of art, is capable of fixing lower limb and line of force bar, avoids having an X-rayed measurement repeatedly.Including operational table holder, line of force bar and lower limb posture fixator;Operating bed fixes first fixed structure;Lower limb posture fixator is respectively equipped with position adjuster for fixing ankle and foot, the two sides of lower limb posture fixator, and position adjuster is used to ankle-joint being fixed on standard neutral position;The second fixed structure is equipped with above lower limb posture fixator;In use, operational table holder is fixed on the art side limbs side of operating bed, lower limb posture fixator is placed on ankle and foot corresponding position;One end of line of force bar is fixed on operational table holder by first fixed structure, is located at the end above late-segmental collapse position;The other end of line of force bar is fixed on lower limb posture fixator by the second fixed structure, is located at the end above ankle-joint center.

Description

Lower limb line of force measuring tool in a kind of art
Technical field
The invention belongs to field of medical appliances, lower limb line of force measuring tool in specially a kind of art.
Background technique
With protecting knee, protecting the universal of the theories such as hip, more and more lower limb bone-culting operations are applied to clinic, and in art such as What accurate judgement lower limb line of force is the key that successful surgery, uses Simple lower-limbs line of force bar more at present, is fixed temporarily during surgery In limbs of patient, the lower limb line of force is judged by the method for perspective, but there are lower limb body positions to be difficult to fixation, line of force bar fixes difficulty, The disadvantages of need to having an X-rayed repeatedly, repeatability is poor in art, and therefore, clinical application is subject to certain restrictions.Someone uses electric knife line generation For simple line of force bar, but electric knife line is rigidly poor, cannot achieve the consistency of the line of force, and somebody is fixed on lower limb using electrode slice Both ends line of force midpoint, then cooperate simple line of force bar to use, but patient's lower limb are repeatedly movable in art, easily lead to line of force offset, art In can not adjust in real time, operability and promotional value are little.
Summary of the invention
Aiming at the problems existing in the prior art, the present invention provides lower limb line of force measuring tool in a kind of art, is capable of fixing Lower limb and line of force bar avoid having an X-rayed measurement repeatedly.
The present invention is to be achieved through the following technical solutions:
Lower limb line of force measuring tool in a kind of art, including operational table holder, line of force bar and lower limb posture fixator;
Operational table holder is equipped with first fixed structure;
For lower limb posture fixator for fixing ankle and foot, the two sides of lower limb posture fixator are respectively equipped with position adjuster, Position adjuster is used to ankle-joint being fixed on standard neutral position;The second fixed structure is equipped with above lower limb posture fixator;
In use, operational table holder is fixed on the art side limbs side of operating bed, lower limb posture fixator is placed on foot Ankle corresponding position;One end of line of force bar is fixed on operational table holder by first fixed structure, and the end is made to be located at femur Above head center;The other end of line of force bar is fixed on lower limb posture fixator by the second fixed structure, makes end position Above ankle-joint center.
Preferably, position adjuster is bolt.
Preferably, lower limb posture fixator is surrounded by bottom plate, sole fixed plate and opposite two side walls, in use, bottom Plate is located at ankle bottom, and two side walls are located inside and outside ankle, and sole fixed plate is opposite with sole.
Further, it is respectively equipped with supporter in lower limb posture fixator two side walls, is fixed jointly at the top of two supporters Second fixed structure.
Further, supporter and side wall are integrally formed, and supporter and side wall are located on same arcwall face, the arcwall face With ankle physical fit.
Preferably, operational table holder includes longitudinal rod and transverse bar, and transverse bar is installed in the upper end of longitudinal rod, longitudinal rod Lower end is provided with operating bed connector, and operating bed connector is used to operational table holder being fixed on operating bed;First is fixed Structure is installed on the transverse bar.
Further, operating bed connector includes link block and puller bolt, and link block is equipped with fixation hole, longitudinal rod is worn Enter hole and penetrate the vertically disposed bolt hole in hole with longitudinal rod, longitudinal rod penetrates hole and is connected to bolt hole;In use, link block is logical It crosses fixation hole to wear on the cross bar for being fixed on operating bed, longitudinal rod penetrates longitudinal rod and penetrates in hole, and puller bolt penetrates bolt hole It is middle to hold out against longitudinal rod.
Preferably, line of force bar is retractable structure.
Preferably, line of force bar is level Four retractable structure.
Preferably, first fixed structure and the second fixed structure are universal fixator.
Compared with prior art, the invention has the following beneficial technical effects:
Operation fixing stand and lower limb posture fixator is arranged in the present invention, in use, operational table holder is fixed on operating bed Art side limbs side, lower limb posture fixator is placed on ankle and foot corresponding position, fixed ankle-joint by position adjuster In neutral position;One end of line of force bar is fixed on operational table holder, and the other end is fixed on lower limb posture fixator, acknowledgement bit It postpones and does not just need to adjust again, so that lower limb body position and line of force bar is fixed, convenient for the perspective measurement line of force, lower limb body position is fixed The setting of device and position adjuster can be to avoid since lower limb are mobile, line of force offset, repeatability caused by inclination of ankle-joint The problem of difference.Operation of the present invention is easy, favorable repeatability, reduces fluoroscopy during operation, the power suitable for various lower limb bone-culting operations Line measurement.
Further, position adjuster uses bolt, and structure is simple, convenient for adjusting.
Further, the structure of lower limb posture fixator and ankle physical fit, bottom plate and two sidewalls can be laterally solid Determine ankle and foot, sole fixed plate can fix ankle and foot in lower limb direction of extension, so that stable and firm fixation ankle and foot, keeps away Exempt from its movement.
Further, supporter and side wall are located on same arcwall face, and arcuate structure and ankle and foot curve matching increase and relax Appropriateness.
Further, operational table holder is formed using simple transverse bar and longitudinal rod, and structure is simple, and longitudinal rod is logical Link block is crossed to be fixed on operating bed, it can be with up and down adjustment longitudinal rod, thus the height of adjusting force line bar.
Further, line of force bar is retractable structure, so that the length of line of force bar can be carried out according to patient's Leg length It adjusts.And when not in use, line of force bar can be retracted and is placed on operational table holder, not influence the progress of operation still.
Further, first fixed structure and the second fixed structure are all made of universal fixator, can according to need adjustment Direction.
Detailed description of the invention
Fig. 1 is general structure schematic diagram of the invention.
Fig. 2 is operational table holder and line of force bar connection schematic diagram of the invention.
Fig. 3 is lower limb posture fixator schematic diagram of the invention.
Wherein, operational table holder 10, longitudinal rod 11, transverse bar 12, link block 13, puller bolt 14, cross bar 15, first Fixed structure 16, line of force bar 20, lower limb posture fixator 30, position adjuster 31, supporter 32, the second fixed structure 33.
Specific embodiment
Below with reference to specific embodiment, the present invention is described in further detail, it is described be explanation of the invention and It is not to limit.
As shown in Figure 1, lower limb line of force measuring tool in art of the present invention, including operational table holder 10, line of force bar 20 and 30 3 parts of lower limb posture fixator.
As illustrated in fig. 1 and 2, operational table holder 10 includes longitudinal rod 11 and transverse bar 12, and the upper end of longitudinal rod 11 is installed Transverse bar 12, the lower end of longitudinal rod 11 are provided with operating bed connector, and operating bed connector is for fixing operational table holder On operating bed.Transverse bar 12 is equipped with first fixed structure 16, is used for fixed force line bar 20.
Operating bed connector includes link block 13 and puller bolt 14, and link block 13 is equipped with fixation hole, and link block 13 is logical It crosses fixation hole to be threaded through on the cross bar 15 of operating bed, link block is fixed on operating bed.Link block 13 is equipped with longitudinal rod It penetrates hole and penetrates the vertically disposed bolt hole in hole with longitudinal rod, longitudinal rod penetrates hole and is connected to bolt hole.In use, longitudinal rod 11, which penetrate longitudinal rod, penetrates in hole, and puller bolt 14 penetrates in bolt hole and holds out against longitudinal rod 11.Puller bolt 14 is unclamped, it can be with The height of longitudinal rod 11 is adjusted as needed.
As shown in figure 3, lower limb posture fixator 30 is for fixing ankle and foot, 3 two sides of lower limb posture fixator are respectively equipped with Position adjuster 31, position adjuster 31 are used to ankle-joint being fixed on standard neutral position.
31 two sides of lower limb posture fixator further respectively have supporter 32, and it is solid that two supporters, 32 top is fixed with second jointly Determine structure 33, the second fixed structure 33 is located at standard neutral position.
In the present embodiment, lower limb posture fixator 30 is surrounded by bottom plate, sole fixed plate and opposite two side walls, is used When, bottom plate is located at ankle bottom, and two side walls are located inside and outside ankle, and sole fixed plate is opposite with sole.Supporter 32 It is arranged on the side wall of lower limb posture fixator 31, supporter 32 and side wall are integrally formed, and supporter 32 and side wall are located at together On one arcwall face.Position adjuster 31 is bolt, and bolt thread is connected on the side wall of lower limb posture fixator 31.
In the present embodiment, first fixed structure 16 and the second fixed structure 33 are universal fixator.
In use, operational table holder 10 is fixed on the art side limbs side of operating bed, lower limb posture fixator 30 is placed It is fixed on transverse bar 12 in one end of ankle and foot corresponding position, line of force bar 20 by first fixed structure 16, the other end passes through Second fixed structure 33 is fixed on lower limb posture fixator 30, so that one end of line of force bar 20 is located on late-segmental collapse position Side, the other end are located above ankle-joint center.
Line of force bar 20 uses retractable structure, and when use is adjusted according to patient's Leg length.It is preferred that line of force bar is four Grade retractable structure, overall length 1.6m are most short to be adjustable to 40cm.
Operating procedure in measuring tool art: when needing to carry out the measurement of the lower limb line of force in operation, sterile operating bed is fixed Frame 10 is fixed on operating bed by staff under platform and is adjusted close to art side limbs side, and according to patient's pelvic position, will Telescopic line of force bar 20 is fixed on the transverse bar 12 of operational table holder 10 using first fixed structure 16, according to patient's stock Bone position is fixed in above late-segmental collapse position, and close to patient.According to patient's Leg length adjusting force line bar 20 Length, to meet different demands.Patient's ankle and foot is placed in lower limb posture fixator 30, two sides position adjuster 31 is adjusted It is whole to medial and lateral malleolus position, and ankle-joint is fixed on by standard neutral position by 31 telescopic adjustment of two sides position adjuster.By the line of force Bar 20 pulls out, and distally connect with 30 the second fixed structure 33 of top of lower limb posture fixator, adjusts the second fixed structure to the line of force Bar 20 is located at ankle-joint center, and in this position fixed force line bar 20.Perspective confirmation femoral head and ankle and foot line of force bar 20 Just both ends line of force bar position is no longer adjusted after position is good, need to only be adjusted according to operation, be observed knee joint position line of force bar position ?.Easy to operate in art, favorable repeatability reduces fluoroscopy during operation, the line of force measurement suitable for various lower limb bone-culting operations.
The proximal end of line of force bar can be fixed on close to patient by lower limb line of force measuring tool in art of the present invention, operational table holder Some position, acknowledgement bit, which postpones, just not to be needed to adjust again, and line of force bar is retractable structure, and can bouncing back when not in use, it is solid to be placed in Determine frame, do not influence surgical procedure, lower limb posture fixator is the instrument that foot is fixed on to neutral position, line of force bar distal end when perspective It can be connected and fixed with body position fixture, guarantee that line of force bar distal end is located at Lower Distal Extremities central point, easy to operate, favorable repeatability, Fluoroscopy during operation is reduced, the line of force measurement suitable for various lower limb bone-culting operations.

Claims (10)

1. lower limb line of force measuring tool in a kind of art, which is characterized in that including operational table holder (10), line of force bar (20) and under Limb body position fixture (30);
Operational table holder (10) is equipped with first fixed structure (16);
Lower limb posture fixator (30) is respectively equipped with position adjusting for fixing ankle and foot, the two sides of lower limb posture fixator (30) Device (31), position adjuster (31) are used to ankle-joint being fixed on standard neutral position;It is equipped with above lower limb posture fixator (30) Second fixed structure (33);
In use, operational table holder (10) is fixed on the art side limbs side of operating bed, lower limb posture fixator (30) is placed In ankle and foot corresponding position;One end of line of force bar (20) is fixed on operational table holder (10) by first fixed structure (16) On, it is located at the end above late-segmental collapse position;The other end of line of force bar (20) is fixed on by the second fixed structure (33) On lower limb posture fixator (30), it is located at the end above ankle-joint center.
2. lower limb line of force measuring tool in art according to claim 1, which is characterized in that position adjuster (31) is spiral shell Bolt.
3. lower limb line of force measuring tool in art according to claim 1, which is characterized in that lower limb posture fixator (30) by Bottom plate, sole fixed plate and opposite two side walls surround, in use, bottom plate is located at ankle bottom, two side walls are located at ankle Inside and outside, sole fixed plate is opposite with sole.
4. lower limb line of force measuring tool in art according to claim 3, which is characterized in that lower limb posture fixator (31) two It is respectively equipped on a side wall supporter (32), fixes the second fixed structure (33) jointly at the top of two supporters (32).
5. lower limb line of force measuring tool in art according to claim 4, which is characterized in that supporter (32) and side wall one Molding, and supporter (32) and side wall are located on same arcwall face, the arcwall face and ankle physical fit.
6. lower limb line of force measuring tool in art according to claim 1, which is characterized in that operational table holder (10) includes Transverse bar (12) are installed in the upper end of longitudinal rod (11) and transverse bar (12), longitudinal rod (11), and the lower end of longitudinal rod (11) is provided with Operating bed connector, operating bed connector are used to operational table holder (10) being fixed on operating bed;First fixed structure (16) it is mounted on transverse bar (12).
7. lower limb line of force measuring tool in art according to claim 6, which is characterized in that operating bed connector includes connection Block (13) and puller bolt (14), link block (13) is equipped with fixation hole, longitudinal rod penetrates hole and it is vertical to penetrate hole with longitudinal rod The bolt hole of setting, longitudinal rod penetrate hole and are connected to bolt hole;In use, link block (13) is worn by fixation hole and is fixed on hand On the cross bar (15) of art bed, longitudinal rod (11) penetrates longitudinal rod and penetrates in hole, and puller bolt (14) penetrates in bolt hole will be longitudinal Bar (11) is held out against.
8. lower limb line of force measuring tool in art according to claim 1, which is characterized in that line of force bar (20) is scalable knot Structure.
9. lower limb line of force measuring tool in art according to claim 1, which is characterized in that line of force bar (20) is that level Four can stretch Shrinking structure.
10. lower limb line of force measuring tool in art according to claim 1, which is characterized in that first fixed structure (16) and Second fixed structure (33) is universal fixator.
CN201811628632.7A 2018-12-28 2018-12-28 Intraoperative lower limb force line measuring tool Active CN109771053B (en)

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Application Number Priority Date Filing Date Title
CN201811628632.7A CN109771053B (en) 2018-12-28 2018-12-28 Intraoperative lower limb force line measuring tool

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Application Number Priority Date Filing Date Title
CN201811628632.7A CN109771053B (en) 2018-12-28 2018-12-28 Intraoperative lower limb force line measuring tool

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CN109771053A true CN109771053A (en) 2019-05-21
CN109771053B CN109771053B (en) 2021-04-20

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Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN87202678U (en) * 1987-03-05 1988-06-29 天津医院 Outer fixed device for calcaneus knuckle inside fracture
WO1998011836A1 (en) * 1996-09-20 1998-03-26 Edward Spencer Bone setting apparatus
CN2428091Y (en) * 2000-07-07 2001-05-02 杜良杰 Multifunction instrument for measuring move-degree of cervical vertebra
CN101357064A (en) * 2008-09-26 2009-02-04 清华大学 Measurement scaling rack for determining human lower-limb axis
CN201337443Y (en) * 2009-01-22 2009-11-04 赵同 Ruler for medical measurement
CN202459073U (en) * 2012-03-03 2012-10-03 尹春青 Nursing support for hand and foot surgery
CN103054647A (en) * 2012-12-31 2013-04-24 张英泽 Intraoperative reducing and positioning device for complicated fractures around knee joints
CN103815908A (en) * 2014-03-03 2014-05-28 上海市杨浦区中心医院 Tibial prosthesis size measurer
CN205126436U (en) * 2015-10-21 2016-04-06 冯明光 Shin bone spin control measuring device in art that fractures futilely
CN105534607A (en) * 2016-01-29 2016-05-04 上海市杨浦区中心医院 Central body position support for total knee arthroplasty
CN206261601U (en) * 2016-08-30 2017-06-20 何志勇 Femur line of force measuring instrument
CN106880408A (en) * 2017-03-10 2017-06-23 首都医科大学宣武医院 Force line positioner for high tibial osteotomy

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN87202678U (en) * 1987-03-05 1988-06-29 天津医院 Outer fixed device for calcaneus knuckle inside fracture
WO1998011836A1 (en) * 1996-09-20 1998-03-26 Edward Spencer Bone setting apparatus
CN2428091Y (en) * 2000-07-07 2001-05-02 杜良杰 Multifunction instrument for measuring move-degree of cervical vertebra
CN101357064A (en) * 2008-09-26 2009-02-04 清华大学 Measurement scaling rack for determining human lower-limb axis
CN201337443Y (en) * 2009-01-22 2009-11-04 赵同 Ruler for medical measurement
CN202459073U (en) * 2012-03-03 2012-10-03 尹春青 Nursing support for hand and foot surgery
CN103054647A (en) * 2012-12-31 2013-04-24 张英泽 Intraoperative reducing and positioning device for complicated fractures around knee joints
CN103815908A (en) * 2014-03-03 2014-05-28 上海市杨浦区中心医院 Tibial prosthesis size measurer
CN205126436U (en) * 2015-10-21 2016-04-06 冯明光 Shin bone spin control measuring device in art that fractures futilely
CN105534607A (en) * 2016-01-29 2016-05-04 上海市杨浦区中心医院 Central body position support for total knee arthroplasty
CN206261601U (en) * 2016-08-30 2017-06-20 何志勇 Femur line of force measuring instrument
CN106880408A (en) * 2017-03-10 2017-06-23 首都医科大学宣武医院 Force line positioner for high tibial osteotomy

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