CN207202946U - Force line positioner for high tibial osteotomy - Google Patents
Force line positioner for high tibial osteotomy Download PDFInfo
- Publication number
- CN207202946U CN207202946U CN201720235711.6U CN201720235711U CN207202946U CN 207202946 U CN207202946 U CN 207202946U CN 201720235711 U CN201720235711 U CN 201720235711U CN 207202946 U CN207202946 U CN 207202946U
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- line
- measuring piece
- force
- ankle
- fixture
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- 210000003423 ankle Anatomy 0.000 claims abstract description 92
- 210000003141 lower extremity Anatomy 0.000 claims abstract description 39
- 238000005259 measurement Methods 0.000 claims abstract description 9
- 210000001624 hip Anatomy 0.000 claims description 25
- 210000000078 claw Anatomy 0.000 claims description 21
- 210000000544 articulatio talocruralis Anatomy 0.000 claims description 13
- 210000004394 hip joint Anatomy 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 4
- 230000005855 radiation Effects 0.000 abstract description 5
- 210000002303 tibia Anatomy 0.000 abstract description 4
- 210000003127 knee Anatomy 0.000 description 5
- 241000469816 Varus Species 0.000 description 3
- 230000037396 body weight Effects 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 210000000629 knee joint Anatomy 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 206010003246 arthritis Diseases 0.000 description 1
- 210000000845 cartilage Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003414 extremity Anatomy 0.000 description 1
- 210000002414 leg Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 201000008482 osteoarthritis Diseases 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
A force line locator for a high tibial osteotomy, comprising: the force line measuring piece is a length extending piece which is consistent with the extending direction of the lower limbs of the human body, and the force line of the lower limbs is measured by aligning the two ends of the force line measuring piece with the central point of the femoral head and the central point of the ankle of the human body; the fixing component is used for installing the force line measuring piece, the fixing component is connected with a human body, and at least one end of the force line measuring piece is movably connected with the fixing component, so that the end of the force line measuring piece can be subjected to position adjustment in a horizontal plane perpendicular to the length direction of the force line measuring piece in measurement. The problem of need doctor handheld power line measuring piece carry out positioning work in the current high-order osteotomy of shin bone, influence the high-order osteotomy of shin bone precision to increase the dose that the operation doctor received radiation and influence doctor's health is solved.
Description
Technical field
It the utility model is related to technical field of medical instruments, and in particular to a kind of line of force for High Tibial Osteotomy is determined
Position device.
Background technology
For the young patient that symptom is degenerative arthritis and varus knee, with the cartilage wear journey in joint inside the knee
Degree aggravates and turns into rhaeboscelia, induces pain, when standing is walked, body weight concentrates on side so that arthritis deteriorates and pain becomes heavy.
Operation to this inner side deformation leg, use an implementation section High Tibial Osteotomy near the knee of inner side high position shin bone.
High Tibial Osteotomy is to implement osteotomy to the high-order portion of shin bone, makes to concentrate on the body weight on the inside of knee endoprosthesis
Bear a heavy burden and be more scattered in outside and make the method for pain reduction.As shown in figure 8, it is the people that hto art is implemented in requirement
Body X-ray photograph, from late-segmental collapse point to the line at ankle center it is the lower limb line of force shown in figure, the line of force means walking
When body weight weight-bearing line, under normal circumstances, the line of force pass through knee center.Hto art is exactly to be closed to knee
Section is corrected to cause operation of the line of force by knee center.
Need to enter the lower limb line of force of late-segmental collapse point to ankle central point in the surgical procedure of High Tibial Osteotomy
Row is accurately positioned, so just needing to use x-ray perspective line of force measuring piece to observe in the art of High Tibial Osteotomy operation
Whether the lower limb line of force of human body is satisfied with, so as to further adjust human knee joint varus angle.In the prior art, generally by two
Name operative doctor holds the both ends of line of force measuring piece, one end of line of force measuring piece is directed at late-segmental collapse point, other end alignment
Ankle central point, then whether be satisfied with by the x-ray fluoroscopic observation human body lower limbs line of force.Line of force measuring piece is held using doctor
Measurement and positioning mode, by human factor or the unavoidable shake reason of doctor's hand, and then influence High Tibial Osteotomy
Art in the accuracy that measures, and can increase operative doctor there is the unfavorable factor that radio radiation is high during perspective
The dosage of suffered radiation, the problem of causing to influence clinician body health.
Utility model content
Therefore, the technical problems to be solved in the utility model is to avoid Medical personnel hand holding force line measuring piece to lower limb power
Line positions, caused poor due to holding fixed inaccurate and caused positioning accuracy, and medical worker needs to bear X-ray
Radio radiation during perspective, the problem of influenceing health.Determine so as to provide a kind of line of force for High Tibial Osteotomy
Position device, including：
Line of force measuring piece, it is the length extension consistent with human body lower limbs bearing of trend, human femoral head is directed at both ends
Central point and ankle central point measure the lower limb line of force；
Fixation kit, for installing the line of force measuring piece, the fixation kit is connected with human body, the line of force measuring piece
At least one end be flexibly connected with the fixation kit so that the end of the line of force measuring piece in the measurements can with the line of force
Position adjustment is carried out in the vertical horizontal plane of measuring piece length direction.
The fixation kit includes the first fixture for the upper end of the line of force measuring piece to be fixed and is used for
The second fixture that the lower end of line of force measuring piece is fixed；First fixture connects with line of force measuring piece activity
Connect.
First fixture embraces hip device to be corresponding with human body waist hip joint, and second fixture is and human body
The corresponding armful ankle device of lower limb ankle.
Described armful of hip device includes being separately positioned on two institutes of fixed plate and connection at the hip joint of human body waist both sides
The sliding bar of fixed plate is stated, the upper end of the line of force measuring piece is slidably connected on the sliding bar.
The line of force measuring piece is connected with the sliding bar by the first connection component, and first connection component includes setting
There is the sliding bar fixture for fixing the sliding bar and being slidably connected with the sliding bar, and for fixing the power
The measuring piece fixture of line measuring piece, the sliding bar fixture and the measuring piece fixture are rotatedly connected by jointed shaft.
The measuring piece fixture is connected with the line of force measuring piece by quick lock in component, by means of the fast lock
Determine component, the measuring piece fixture being capable of quick lock in and unblock with the line of force measuring piece.
The quick lock in component includes clamping bar and the first flexible member, the clamping bar be provided with respectively with the survey
Part fixture and the corresponding buckling groove of the line of force measuring piece are measured, first flexible member is socketed on the clamping bar,
Apply the biasing force away from measuring piece fixture direction towards clamping bar, clamping bar is surveyed respectively with measuring piece fixture and the line of force
Amount part clamping is connected.
The sliding bar is the expansion link provided with retractor device.
Described armful of ankle device includes the ankle fixation kit and the connection ankle of the ankle-joint for fixing human lower limb
The first connecting rod of fixation kit and the line of force measuring piece, the first connecting rod are measured by the second connection component and the line of force
Vertical direction of the part along human body lower limbs slides up and down connected；The first connecting rod is fixed by the 3rd connection component with the ankle
Horizontal direction of the component along human body lower limbs horizontally slips connected.
Second connection component includes connector and the first standing screw, and the connector is provided with to be surveyed with the line of force
Part the first connecting hole being correspondingly arranged and the second connecting hole being correspondingly arranged with the first connecting rod are measured, described first fixes spiral shell
Bar inserts second connecting hole and is connected on the first connecting rod, for fixing first connecting rod.
In the first standing screw end, with the bearing surface that the first connecting rod abuts against be with outside the first connecting rod
The arcwall face that wall is adapted.
3rd connection component includes being arranged on the connection end of the ankle fixation kit and the first connecting rod, mutually
The chute and sliding block of cooperation, be respectively equipped with the chute and sliding block mutually corresponding to graduation mark.
The inner chamber of the first connecting rod is provided with the second standing screw for being threadedly coupled with it, under second standing screw
Hold and be arranged on the sliding block on the ankle fixation kit to abut against, for limiting the sliding block and chute relative movement.
Arc fixture that the ankle fixation kit includes being adapted with model of human ankle, it is arranged on the arc and fixes
The claw at part both ends, and the second flexible member being arranged between the arc fixture and the claw, second bullet
Property element is applied with the biasing force towards model of human ankle direction to the claw, for fixing human ankle-joint.
The line of force measuring piece is metallic rod or metal wire.
In the surgical procedure of High Tibial Osteotomy by above-mentioned line of force locator to late-segmental collapse point into ankle
The lower limb line of force of heart point is accurately positioned, and is just measured in the art of High Tibial Osteotomy operation using the x-ray perspective line of force
Bar observes whether the lower limb line of force of human body is satisfied with, so as to further adjust human knee joint varus angle, until under human body
Untill the limb line of force is satisfied with.
Technical solutions of the utility model, have the following advantages that：
1. the line of force locator provided by the utility model for High Tibial Osteotomy, line of force measuring piece is using fixed group
Part is fixed, and one end of line of force measuring piece is flexibly connected with fixation kit so that line of force measuring piece in the measurements can with the line of force
Position adjustment is carried out in the vertical horizontal plane of measuring piece length direction, is made in its both ends alignment human femoral head central point and ankle
Heart point measures the lower limb line of force, and after line of force locator, medical worker positions without hand-held line of force measuring piece to the lower limb line of force,
The accuracy of lower limb line of force positioning is improved, and avoid medical worker to need to bear X light spokes in hand-held line of force measuring piece
The problem of penetrating.
2. the line of force locator provided by the utility model for High Tibial Osteotomy, fixation kit includes being used for power
The upper end of line measuring piece is fixed, armful hip device corresponding with human body waist hip joint, and for line of force measuring piece
Lower end is fixed, armful ankle device corresponding with human body lower limbs ankle, embraces a hip device and is fixed on human body waist hip joint, is easy to survey
Measure human femoral head central point；Embrace ankle device and be fixed on human body lower limbs ankle, be easy to measure human body ankle central point, improve the line of force
The positioning accuracy of locator, sound assurance is provided for the implementation of High Tibial Osteotomy.
3. the line of force locator provided by the utility model for High Tibial Osteotomy, embracing hip device includes being separately positioned on
The sliding bar of two fixed plates of fixed plate and connection at the hip joint of human body waist both sides, the upper end of line of force measuring piece can
It is slidably connected on sliding bar, line of force measuring piece is directed at human femoral head central point, has simple to operate, practical and convenient
Advantage.
4. the line of force locator provided by the utility model for High Tibial Osteotomy, line of force measuring piece leads to sliding bar
The connection of the first connection component is crossed, the first connection component includes being used to fix the sliding bar fixture of sliding bar and for fixed force
The measuring piece fixture of line measuring piece, sliding bar fixture and measuring piece fixture are rotatedly connected by jointed shaft, and sliding bar is solid
Determine part and measuring piece fixture be hinged by axle, facilitate the line of force measuring piece of line of force locator to adjust angle in the horizontal direction,
Its both ends is set to be respectively aligned to the late-segmental collapse point and ankle central point of human body.
5. the line of force locator provided by the utility model for High Tibial Osteotomy, measuring piece fixture and the line of force are surveyed
Amount part is connected by quick lock in component, facilitates doctor to be finely adjusted the position of line of force measuring piece, it is aligned in femoral head
Heart point.
6. the line of force locator provided by the utility model for High Tibial Osteotomy, quick lock in component includes clamping
Bar and the first flexible member, the first flexible member are socketed on clamping bar, are applied towards clamping bar away from measuring piece fixture side
To biasing force, make clamping bar and measuring piece fixture and line of force measuring piece clamping, have operation convenient, simple and reliable for structure
Advantage.
7. the line of force locator provided by the utility model for High Tibial Osteotomy, sliding bar is provided with retractor device
Expansion link, can make to embrace hip device and human body fixation according to the length of the fat or thin regulation sliding bar of patient.
8. the line of force locator provided by the utility model for High Tibial Osteotomy, embracing ankle device includes being used to fix people
The ankle fixation kit and the first connecting rod of connection ankle fixation kit and line of force measuring piece of the ankle-joint of body lower limb；First
Connecting rod is slided up and down by the second connection component with vertical direction of the line of force measuring piece along human body lower limbs to be connected, and then completes the line of force
The height regulation of measuring piece, first connecting rod are left by the horizontal direction of the 3rd connection component and ankle fixation kit along human body lower limbs
Right slide is connected, and then completes the alignment work of line of force measuring piece and human body ankle central point, has facility simple to operate, structure
The advantages of simple and reliable.
9. the line of force locator provided by the utility model for High Tibial Osteotomy, the second connection component includes connection
Part and the first standing screw, for fixing line of force measuring piece, the first standing screw end, supported with what first connecting rod (15) abutted against
Junction is the arcwall face being adapted with first connecting rod outer wall, and line of force measuring piece can be made horizontally to turn around first connecting rod
It is dynamic, make line of force measuring piece in level to rotation, can quasi- human body late-segmental collapse point and ankle central point.
10. the line of force locator provided by the utility model for High Tibial Osteotomy, for adjusting ankle fixation group
3rd connection component of part horizontal direction position includes the chute and sliding block to cooperate, and regulation work is completed by mutually sliding
Make, and mutually corresponding graduation mark is respectively equipped with chute and sliding block, be easy to record line of force measuring piece and human body ankle central point
Relative position, provided conveniently to need to carry out the work of human body ankle location of the core again later.
11. the line of force locator provided by the utility model for High Tibial Osteotomy, the inner chamber of first connecting rod is provided with
The second standing screw being threadedly coupled with it, is abutted against with sliding block, for limiting sliding block and chute relative movement, avoids chute
Relative displacement occurs with sliding block, causes the problem of line of force measuring piece is with human body ankle center position position inaccurate.
12. the line of force locator provided by the utility model for High Tibial Osteotomy, ankle fixation kit include with
Arc fixture that model of human ankle is adapted, the claw for being arranged on arc fixture both ends, between arc fixture and claw
Provided with the second flexible member, the second flexible member is applied with the biasing force towards model of human ankle direction to claw, for fixing
Model of human ankle, there is the advantages of simple to operate, fixation.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the line of force locator schematic perspective view provided by the utility model for High Tibial Osteotomy；
Fig. 2 is provided by the utility model armful of hip device schematic perspective view；
Fig. 3 is the first connection component three-dimensional signal provided by the utility model for being used to connect line of force measuring piece and sliding bar
Figure；
Fig. 4 is the first connection component sectional view shown in Fig. 3；
Fig. 5 is used to connect line of force measuring piece and the second connection component solid of first connecting rod is shown to be provided by the utility model
It is intended to；
Fig. 6 is the second connection component sectional view shown in Fig. 5；
Fig. 7 is ankle fixation kit schematic perspective view provided by the utility model；
Fig. 8 is the X-ray photograph for needing to implement the human body of hto art；
Description of reference numerals：
1- line of force measuring pieces；2- fixation kits；3- embraces ankle device；4- embraces hip device；5- fixed plates；6- sliding bars；7- first connects
Connected components；8- sliding bar fixtures；9- measuring piece fixtures；10- jointed shafts；11- quick lock in components；12- clamping bars；13-
First flexible member；14- buckling grooves；15- first connecting rods；The connection components of 16- second；The connection components of 17- the 3rd；18- connectors；
The standing screws of 19- first；The connecting holes of 20- first；The connecting holes of 21- second；22- chutes；23- sliding blocks；The standing screws of 24- second；
25- ankle fixation kits；26- arc fixtures；27- claws；The flexible members of 28- second.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other
Conflict can is not formed to be combined with each other.
Embodiment 1
A kind of line of force locator for High Tibial Osteotomy is described, as shown in figure 1, including：
Line of force measuring piece 1, it is the length extension consistent with human body lower limbs bearing of trend, human femoral head is directed at both ends
Central point and ankle central point measure the lower limb line of force；
Fixation kit 2, for installing the line of force measuring piece 1, the fixation kit 2 is connected with human body, and the line of force is surveyed
Amount part 1 both ends be flexibly connected with the fixation kit so that the end of the line of force measuring piece 1 in the measurements can with
Position adjustment is carried out in the vertical horizontal plane of the length direction of line of force measuring piece 1.
The line of force locator of above-mentioned High Tibial Osteotomy, line of force measuring piece are fixed using fixation kit, line of force measuring piece
One end be flexibly connected with fixation kit so that line of force measuring piece in the measurements can be vertical with line of force measuring piece length direction
Horizontal plane in carry out position adjustment, its both ends alignment human femoral head central point and ankle central point is measured lower limb power
Line, after line of force locator, medical worker positions without hand-held line of force measuring piece to the lower limb line of force, improves the lower limb line of force and determines
The accuracy of position, and avoid the problem of medical worker needs to bear X-ray radiation in hand-held line of force measuring piece.
As shown in figure 1, the fixation kit 2 includes being used for first that the upper end of the line of force measuring piece 1 is fixed
Fixture and the second fixture for the lower end of line of force measuring piece 1 to be fixed；First fixture and the line of force
Measuring piece 1 is flexibly connected.
First fixture embraces hip device 3 to be corresponding with human body waist hip joint, and second fixture is and people
The corresponding armful ankle device 4 of body lower limb ankle.
Above-mentioned fixation kit includes being used for the upper end of line of force measuring piece is fixed, is corresponding with human body waist hip joint
Embrace hip device, and for the lower end of line of force measuring piece to be fixed, it is corresponding with human body lower limbs ankle embrace ankle device, armful hip
Device is fixed on human body waist hip joint, is easy to measure human femoral head central point；Embrace ankle device and be fixed on human body lower limbs ankle, just
In measurement human body ankle central point, the positioning accuracy of line of force locator is improved, is provided for the implementation of High Tibial Osteotomy
Sound assurance.
As shown in Fig. 2 described armful of hip device 3 include being separately positioned on fixed plate 5 at the hip joint of human body waist both sides, with
And the sliding bar 6 of two fixed plates 5 of connection, the upper end of the line of force measuring piece 1 is slidably connected to the sliding bar 6
On.
Above-mentioned armful of hip device includes being separately positioned on the fixed plate at the hip joint of human body waist both sides and connects two admittedly
The sliding bar of fixed board, the upper end of line of force measuring piece are slidably connected on sliding bar, line of force measuring piece is directed at human femur under loading
Head central point, has the advantages of simple to operate, practical and convenient.
As shown in Figure 3 and Figure 4, the line of force measuring piece 1 is connected with the sliding bar 6 by the first connection component 7, described
The sliding bar that first connection component 7 includes being provided with for fixing the sliding bar 6 and being slidably connected with the sliding bar 6 is fixed
Part 8, and for fixing the measuring piece fixture 9 of the line of force measuring piece 1, the sliding bar fixture 8 and the measuring piece
Fixture 9 is rotatedly connected by jointed shaft 10, and measuring piece fixture 9 rotates with line of force measuring piece 1 around jointed shaft 10, is adjusted
The position of section line of force measuring piece 1 makes it be directed at late-segmental collapse point.
Above-mentioned line of force measuring piece is connected with sliding bar by the first connection component, and the first connection component includes being used for fixed slide
The sliding bar fixture of lever and the measuring piece fixture for fixing line of force measuring piece, sliding bar fixture and measuring piece are consolidated
Determine part to be rotatedly connected by jointed shaft, sliding bar fixture and measuring piece fixture are hinged by axle, facilitate line of force locator
Line of force measuring piece adjusts angle in the horizontal direction, its both ends is respectively aligned to late-segmental collapse point and the ankle center of human body
Point.
As shown in Figure 3 and Figure 4, the measuring piece fixture 9 and the line of force measuring piece 1 are connected by quick lock in component 11
Connect, by means of the quick lock in component 11, the measuring piece fixture 9 and the line of force measuring piece 1 can quick lock in and
Unblock.
Above-mentioned measuring piece fixture is connected with line of force measuring piece by quick lock in component, facilitates doctor to line of force measuring piece
Position be finely adjusted, make its be aligned late-segmental collapse point.
As shown in figure 4, the quick lock in component 11 includes the flexible member 13 of clamping bar 12 and first, the clamping bar 12
It is provided with buckling groove 14 corresponding with the measuring piece fixture 9 and the line of force measuring piece 1 respectively, the first elasticity member
Part 13 is socketed on the clamping bar 12, is applied the biasing force away from the direction of measuring piece fixture 9 towards clamping bar 12, is made clamping
Bar 12 is connected with measuring piece fixture 9 and the clamping of line of force measuring piece 1 respectively, and clamping bar 12 is provided with button, when button is pressed
Spring-compressed, clamping bar 12 depart from buckling groove 14, facilitate operating personnel to adjust the position of line of force measuring piece 1.
Above-mentioned quick lock in component includes clamping bar and the first flexible member, and the first flexible member is socketed on clamping bar,
Apply the biasing force away from measuring piece fixture direction towards clamping bar, make clamping bar and measuring piece fixture and line of force measuring piece
Clamping, there is the advantages of operation is convenient, simple and reliable for structure.
As shown in Fig. 2 the sliding bar 6 is the expansion link provided with retractor device, sliding bar 6 includes hollow outer tube and set
The inside connecting rod being connected in the outer tube, retractor device include standing screw, radial direction of the standing screw along the sliding bar 6
Insertion, is connected on inside connecting rod, outer tube and inside connecting rod is fixedly linked.
Above-mentioned sliding bar is the expansion link provided with retractor device, can according to the length of the fat or thin regulation sliding bar of patient,
Make to embrace hip device and human body fixation.
As shown in figure 1, described armful of ankle device 4 include the ankle-joint for fixing human lower limb ankle fixation kit 25, with
And the first connecting rod 15 of the ankle fixation kit 25 and the line of force measuring piece 1 is connected, the first connecting rod 15 passes through second
Connection component 16 slides up and down with vertical direction of the line of force measuring piece 1 along human body lower limbs to be connected；The first connecting rod 15 is logical
Cross the 3rd connection component 17 and horizontally slipped with horizontal direction of the ankle fixation kit 25 along human body lower limbs and is connected.
Above-mentioned armful of ankle device includes the ankle fixation kit of the ankle-joint for fixing human lower limb and connection ankle is fixed
The first connecting rod of component and line of force measuring piece；First connecting rod erecting along human body lower limbs by the second connection component and line of force measuring piece
Nogata is connected to sliding up and down, and then completes the height regulation of line of force measuring piece, and first connecting rod passes through the 3rd connection component and pin
Horizontal direction of the ankle fixation kit along human body lower limbs horizontally slips connected, and then completes line of force measuring piece and human body ankle central point
Alignment work, have facility simple to operate, it is simple and reliable for structure the advantages of.
As shown in Figure 5 and Figure 6, second connection component 16 includes the standing screw 19 of connector 18 and first, the company
Fitting 18 is provided with and the first connecting hole 20 that the line of force measuring piece 1 is correspondingly arranged and corresponding with the first connecting rod 15
The second connecting hole 21 set, first standing screw 19 insert second connecting hole 21 and are connected to the first connecting rod
On 15, for fixing first connecting rod 15.
The end of first standing screw 19, it is and the first connecting rod with the bearing surface that the first connecting rod 15 abuts against
The arcwall face that 15 outer walls are adapted.
Above-mentioned second connection component includes connector and the first standing screw, and for fixing line of force measuring piece, first fixes
Screw rod end, the bearing surface abutted against with first connecting rod 15 is the arcwall face being adapted with first connecting rod outer wall, can make the line of force
Measuring piece horizontally rotates around first connecting rod, makes line of force measuring piece in level to rotation, can quasi- human body femoral head
Central point and ankle central point.
As shown in fig. 7, the 3rd connection component 17 includes being arranged on the ankle fixation kit 25 and first company
The connection end of bar 15, the chute 22 and sliding block 23 of mutual cooperation, be respectively equipped with the chute 22 and sliding block 23 mutually corresponding to
Graduation mark.
Above-mentioned the 3rd connection component for being used to adjust ankle fixation kit horizontal direction position includes the chute to cooperate
And sliding block, mutually corresponding graduation mark is respectively equipped with by mutually sliding completion adjustment work, and on chute and sliding block, is easy to remember
The relative position of line of force measuring piece and human body ankle central point is recorded, to need to carry out human body ankle location of the core work again later
Provide conveniently.
As shown in figure 1, the inner chamber of the first connecting rod 15 is provided with the second standing screw 24 for being threadedly coupled with it, described the
The lower end of two standing screws 24 abuts against with the sliding block 23 being arranged on the ankle fixation kit 25, for limiting the sliding block
23 and the chute 22 relatively move.
The inner chamber of above-mentioned first connecting rod is provided with the second standing screw being threadedly coupled with it, is abutted against with sliding block, for limiting
Sliding block and chute relative movement processed, avoids chute and relative displacement occurs for sliding block, causes in line of force measuring piece and human body ankle
The problem of heart point position position inaccurate.
As shown in fig. 7, the ankle fixation kit 25 includes arc fixture 26, the setting being adapted with model of human ankle
Claw 27 at the both ends of arc fixture 26, and be arranged between the arc fixture 26 and the claw 27
Two flexible members 28, second flexible member 28 are socketed in the connecting rod at the both ends of arc fixture 26, one end and claw 27
It is connected, the other end is connected with arc fixture 26, and the biasing force towards model of human ankle direction is applied with to the claw 27, uses
In fixing human ankle-joint.
Above-mentioned ankle fixation kit include be adapted with model of human ankle arc fixture, be arranged on arc fixture two
The claw at end, is provided with the second flexible member between arc fixture and claw, the second flexible member is applied with to claw towards people
The biasing force in body ankle-joint direction, for fixing human ankle-joint, there is the advantages of simple to operate, fixation.
As shown in figure 1, the line of force measuring piece 1 is metallic rod.
Embodiment 2
A kind of line of force locator for High Tibial Osteotomy is described, as shown in figure 1, including：
Line of force measuring piece 1, it is the length extension consistent with human body lower limbs bearing of trend, human femoral head is directed at both ends
Central point and ankle central point measure the lower limb line of force；
Fixation kit 2, for installing the line of force measuring piece 1, the fixation kit 2 is connected with human body, and the line of force is surveyed
Amount part 1 both ends be flexibly connected with the fixation kit so that the end of the line of force measuring piece 1 in the measurements can with
Position adjustment is carried out in the vertical horizontal plane of the length direction of line of force measuring piece 1.
As shown in figure 1, the fixation kit 2 includes being used for first that the upper end of the line of force measuring piece 1 is fixed
Fixture and the second fixture for the lower end of line of force measuring piece 1 to be fixed；First fixture and the line of force
Measuring piece 1 is flexibly connected.
First fixture embraces hip device 3 to be corresponding with human body waist hip joint, and second fixture is and people
The corresponding armful ankle device 4 of body lower limb ankle.
As shown in Fig. 2 described armful of hip device 3 include being separately positioned on fixed plate 5 at the hip joint of human body waist both sides, with
And the sliding bar 6 of two fixed plates 5 of connection, the upper end of the line of force measuring piece 1 is slidably connected to the sliding bar 6
On.
As shown in Figure 3 and Figure 4, the line of force measuring piece 1 is connected with the sliding bar 6 by the first connection component 7, described
The sliding bar that first connection component 7 includes being provided with for fixing the sliding bar 6 and being slidably connected with the sliding bar 6 is fixed
Part 8, and for fixing the measuring piece fixture 9 of the line of force measuring piece 1, the sliding bar fixture 8 and the measuring piece
Fixture 9 is rotatedly connected by jointed shaft 10, and measuring piece fixture 9 rotates with line of force measuring piece 1 around jointed shaft 10, is adjusted
The position of section line of force measuring piece 1 makes it be directed at late-segmental collapse point.
As shown in Figure 3 and Figure 4, the measuring piece fixture 9 and the line of force measuring piece 1 are connected by quick lock in component 11
Connect, by means of the quick lock in component 11, the measuring piece fixture 9 and the line of force measuring piece 1 can quick lock in and
Unblock.
As shown in figure 4, the quick lock in component 11 includes the flexible member 13 of clamping bar 12 and first, the clamping bar 12
It is provided with buckling groove 14 corresponding with the measuring piece fixture 9 and the line of force measuring piece 1 respectively, the first elasticity member
Part 13 is socketed on the clamping bar 12, is applied the biasing force away from the direction of measuring piece fixture 9 towards clamping bar 12, is made clamping
Bar 12 is connected with measuring piece fixture 9 and the clamping of line of force measuring piece 1 respectively, and clamping bar 12 is provided with button, when button is pressed
Spring-compressed, clamping bar 12 depart from buckling groove 14, facilitate operating personnel to adjust the position of line of force measuring piece 1.
As shown in Fig. 2 the sliding bar 6 is the expansion link provided with retractor device, sliding bar 6 includes hollow outer tube and set
The inside connecting rod being connected in the outer tube, retractor device include standing screw, radial direction of the standing screw along the sliding bar 6
Insertion, is connected on inside connecting rod, outer tube and inside connecting rod is fixedly linked.
As shown in figure 1, described armful of ankle device 4 include the ankle-joint for fixing human lower limb ankle fixation kit 25, with
And the first connecting rod 15 of the ankle fixation kit 25 and the line of force measuring piece 1 is connected, the first connecting rod 15 passes through second
Connection component 16 slides up and down with vertical direction of the line of force measuring piece 1 along human body lower limbs to be connected；The first connecting rod 15 is logical
Cross the 3rd connection component 17 and horizontally slipped with horizontal direction of the ankle fixation kit 25 along human body lower limbs and is connected.
As shown in Figure 5 and Figure 6, second connection component 16 includes the standing screw 19 of connector 18 and first, the company
Fitting 18 is provided with and the first connecting hole 20 that the line of force measuring piece 1 is correspondingly arranged and corresponding with the first connecting rod 15
The second connecting hole 21 set, first standing screw 19 insert second connecting hole 21 and are connected to the first connecting rod
On 15, for fixing first connecting rod 15.
The end of first standing screw 19, it is and the first connecting rod with the bearing surface that the first connecting rod 15 abuts against
The arcwall face that 15 outer walls are adapted.
As shown in fig. 7, the 3rd connection component 17 includes being arranged on the ankle fixation kit 25 and first company
The connection end of bar 15, the chute 22 and sliding block 23 of mutual cooperation, be respectively equipped with the chute 22 and sliding block 23 mutually corresponding to
Graduation mark.
As shown in figure 1, the inner chamber of the first connecting rod 15 is provided with the second standing screw 24 for being threadedly coupled with it, described the
The lower end of two standing screws 24 abuts against with the sliding block 23 being arranged on the ankle fixation kit 25, for limiting the sliding block
23 and the chute 22 relatively move.
As shown in fig. 7, the ankle fixation kit 25 includes arc fixture 26, the setting being adapted with model of human ankle
Claw 27 at the both ends of arc fixture 26, and be arranged between the arc fixture 26 and the claw 27
Two flexible members 28, second flexible member 28 are socketed in the connecting rod at the both ends of arc fixture 26, one end and claw 27
It is connected, the other end is connected with arc fixture 26, and the biasing force towards model of human ankle direction is applied with to the claw 27, uses
In fixing human ankle-joint.
The line of force measuring piece 1 is metal wire.
Above-mentioned line of force measuring piece is metal wire, has the advantages of being easy to carry.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (15)
- A kind of 1. line of force locator for High Tibial Osteotomy, it is characterised in that including：Line of force measuring piece (1), it is the length extension consistent with human body lower limbs bearing of trend, is aligned with both ends in human femoral head Heart point and ankle central point measure the lower limb line of force；Fixation kit (2), for installing the line of force measuring piece (1), the fixation kit (2) is connected with human body, the line of force At least one end of measuring piece (1) is flexibly connected with the fixation kit, so that the end of the line of force measuring piece (1) is in the measurements Position adjustment can be carried out in the horizontal plane vertical with line of force measuring piece (1) length direction.
- 2. line of force locator according to claim 1, it is characterised in that the fixation kit (2) includes being used for described The first fixture that the upper end of line of force measuring piece (1) is fixed and for the lower end of line of force measuring piece (1) to be fixed Second fixture；First fixture is flexibly connected with the line of force measuring piece (1).
- 3. line of force locator according to claim 2, it is characterised in that first fixture is to be closed with human body waist hip Corresponding armful hip device (3) is saved, second fixture embraces ankle device (4) for corresponding with human body lower limbs ankle.
- 4. line of force locator according to claim 3, it is characterised in that described armful of hip device (3) includes being separately positioned on people The sliding bar (6) of two fixed plates (5) of fixed plate (5) and connection at the hip joint of body waist both sides, the line of force The upper end of measuring piece (1) is slidably connected on the sliding bar (6).
- 5. line of force locator according to claim 4, it is characterised in that the line of force measuring piece (1) and the sliding bar (6) by the first connection component (7) connect, first connection component (7) include be provided be used for fix the sliding bar (6), And the sliding bar fixture (8) being slidably connected with the sliding bar (6), and for fixing the survey of the line of force measuring piece (1) Part fixture (9) is measured, the sliding bar fixture (8) and the measuring piece fixture (9) are rotatedly connected by jointed shaft (10).
- 6. line of force locator according to claim 5, it is characterised in that the measuring piece fixture (9) and the line of force Measuring piece (1) is connected by quick lock in component (11), by means of the quick lock in component (11), the measuring piece fixture (9) being capable of quick lock in and unblock with the line of force measuring piece (1).
- 7. line of force locator according to claim 6, it is characterised in that the quick lock in component (11) includes clamping bar (12) and the first flexible member (13), the clamping bar (12) be provided with respectively with the measuring piece fixture (9) and the power The corresponding buckling groove (14) of line measuring piece (1), first flexible member (13) are socketed on the clamping bar (12), direction Clamping bar (12) apply away from measuring piece fixture (9) direction biasing force, make clamping bar (12) respectively with measuring piece fixture (9) it is connected with line of force measuring piece (1) clamping.
- 8. line of force locator according to claim 5, it is characterised in that the sliding bar (6) is provided with retractor device Expansion link.
- 9. the line of force locator according to any one of claim 3-8, it is characterised in that described armful of ankle device (4) includes using In the ankle fixation kit (25) and the connection ankle fixation kit (25) and the power of the ankle-joint of fixing human lower limb The first connecting rod (15) of line measuring piece (1), the first connecting rod (15) are measured by the second connection component (16) and the line of force Vertical direction of the part (1) along human body lower limbs slides up and down connected；The first connecting rod (15) by the 3rd connection component (17) with Horizontal direction of the ankle fixation kit (25) along human body lower limbs horizontally slips connected.
- 10. line of force locator according to claim 9, it is characterised in that second connection component (16) includes connection Part (18) and the first standing screw (19), the connector (18) are provided with the be correspondingly arranged with the line of force measuring piece (1) One connecting hole (20) and the second connecting hole (21) being correspondingly arranged with the first connecting rod (15), first standing screw (19) insert second connecting hole (21) to be connected on the first connecting rod (15), for fixing first connecting rod (15).
- 11. line of force locator according to claim 10, it is characterised in that in the first standing screw (19) end, The bearing surface abutted against with the first connecting rod (15) is the arcwall face being adapted with the first connecting rod (15) outer wall.
- 12. line of force locator according to claim 9, it is characterised in that the 3rd connection component (17) includes setting In the ankle fixation kit (25) and the connection end of the first connecting rod (15), the chute (22) and sliding block of mutual cooperation (23), it is respectively equipped with mutually corresponding graduation mark on the chute (22) and sliding block (23).
- 13. line of force locator according to claim 12, it is characterised in that the inner chamber of the first connecting rod (15) be provided with Its second standing screw (24) being threadedly coupled, the lower end of second standing screw (24) is with being arranged on the ankle fixation group Sliding block (23) on part (25) abuts against, for limiting the sliding block (23) and the chute (22) relative movement.
- 14. line of force locator according to claim 9, it is characterised in that the ankle fixation kit (25) includes and people Arc fixture (26) that body ankle-joint is adapted, the claw (27) for being arranged on arc fixture (26) both ends, Yi Jishe Put the second flexible member (28) between the arc fixture (26) and the claw (27), second flexible member (28) biasing force towards model of human ankle direction is applied with to the claw (27), for fixing human ankle-joint.
- 15. line of force locator according to claim 1, it is characterised in that the line of force measuring piece (1) be metallic rod or Metal wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720235711.6U CN207202946U (en) | 2017-03-10 | 2017-03-10 | Force line positioner for high tibial osteotomy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720235711.6U CN207202946U (en) | 2017-03-10 | 2017-03-10 | Force line positioner for high tibial osteotomy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207202946U true CN207202946U (en) | 2018-04-10 |
Family
ID=61810361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720235711.6U Withdrawn - After Issue CN207202946U (en) | 2017-03-10 | 2017-03-10 | Force line positioner for high tibial osteotomy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207202946U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2017
- 2017-03-10 CN CN201720235711.6U patent/CN207202946U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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