CN208464194U - Line of force locator in High Tibial Osteotomy - Google Patents
Line of force locator in High Tibial Osteotomy Download PDFInfo
- Publication number
- CN208464194U CN208464194U CN201721431616.XU CN201721431616U CN208464194U CN 208464194 U CN208464194 U CN 208464194U CN 201721431616 U CN201721431616 U CN 201721431616U CN 208464194 U CN208464194 U CN 208464194U
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- Prior art keywords
- line
- force
- measuring piece
- force measuring
- sliding
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Abstract
The utility model provides line of force locator in High Tibial Osteotomy, including line of force measuring piece, above human body lower limbs and is directed at human femoral head central point and ankle central point for measuring the human body lower limbs line of force；Support component is set to line of force measuring piece both ends and carries out vertical supporting to line of force measuring piece, and support component upper end is flexibly connected with line of force measuring piece；Clamp assemblies, are slidably connected to support component lower end, and two clamp assemblies are clamped in the middle part of human thigh with mid calf respectively.Doctor is no longer hand-held to fix, it is possible to reduce the suffered dosage radiated of operative doctor；It is supported by the way that bed surface is stable to measuring appliance, it is poor to can avoid accuracy caused by artificial fixed swing and hand shaking；Flexible line of force measuring piece, convenient for being adapted to different height patients；Clamp assemblies avoid armful ankle device and embrace hip device blocking phenomenon that perspective is likely to occur at ankle-joint and hip joint, improve measurement accuracy by gripping to thigh and mid calf.
Description
Technical field
The utility model belongs to the field of medical instrument technology, in particular to the line of force in a kind of High Tibial Osteotomy
Locator.
Background technique
Knee joint osseous arthritis is common disease, frequently-occurring disease in the current middle-aged and the old, and conservative therapy is invalid, need to often perform the operation and control
It treats.High Tibial Osteotomy is currently used guarantor's knee operative treatment means, outer suitable for the disappearance of inside compartment cartilage wear
The middle-aged and the old that side compartment is intact, osteophytosis is lighter.Its purpose of performing the operation is to implement osteotomy by the high-order portion to shin bone, is made
The weight weight bearing concentrated on the inside of knee endoprosthesis is more scattered in outside and makes the method for pain reduction.
Needed in the surgical procedure of High Tibial Osteotomy to the lower limb line of force of late-segmental collapse point to ankle central point into
Row is accurately positioned, so just needing to have an X-rayed line of force measuring piece using x-ray in the art of High Tibial Osteotomy operation to observe
Whether the lower limb line of force of human body is satisfied with, to further adjust human knee joint varus angle.
Above-mentioned lower limb line of force measurement method is usually held the both ends of line of force measuring piece by two operative doctors, surveys the line of force
The one end for measuring part is directed at late-segmental collapse point, and the other end is directed at ankle central point, using x-ray fluoroscopic observation human body lower limbs
Whether the line of force is satisfied with.The measurement and positioning mode that line of force measuring piece is held using doctor, can not by human factor or doctor's hand
The shake reason avoided, and then the accuracy measured in the art of influence High Tibial Osteotomy, and exist during perspective
The high unfavorable factor of radio radiation, will increase the suffered dosage radiated of operative doctor, cause to influence asking for clinician body health
Topic.
A kind of line of force measuring appliance for High Tibial Osteotomy is disclosed in the prior art, mainly includes that the line of force is surveyed
Amount part and the fixation kit that human body waist and ankle part are fixed, it is when in use, solid by the first fixing piece and second
Determine part human upper and lower part is fixed respectively, and the line of force is set between the first fixing piece and the second fixing piece and is measured
Part realizes the measurement of the human body lower limbs line of force by subsequent measurement.Although the above method solves on existing in the prior art substantially
State problem, still, due to its setting first fixing piece be fixed on human body waist, cause the setting length of line of force measuring piece compared with
It is long, influence the accuracy of line of force measuring piece alignment late-segmental collapse point and ankle central point；And above equipment is when in use, patient
In standing state, stands for a long time and adjustment is easy to cause patient stand unstable, influence accuracy of measurement；Especially second is solid
The method of clamping for determining part is tighter, and comfort level is poor.
Therefore, above-mentioned technological deficiency exists in the prior art, is those skilled in the art's technical problem urgently to be resolved.
Utility model content
The main purpose of the utility model is to provide line of force locators in a kind of High Tibial Osteotomy, it is intended to solve existing
There is technical problem present in technology.
In order to achieve the above purpose, the utility model provides line of force locator in High Tibial Osteotomy, including power
Line measuring piece, be with the consistent telescoping rod of human body lower limbs length direction, above human body lower limbs and be directed at human femoral head
Central point and ankle central point are for measuring the human body lower limbs line of force；Support component is set to line of force measuring piece both ends and to institute
It states line of force measuring piece and carries out vertical supporting, the support component upper end is flexibly connected with the line of force measuring piece；Clamp assemblies are sliding
Dynamic to be connected to the support component lower end, two clamp assemblies are pressed from both sides in the middle part of human thigh with mid calf respectively
It holds.
Further, the support component includes for making the line of force measuring piece front-rear direction carry out mobile adjusting
Ball, for making the line of force measuring piece left and right directions carry out mobile sliding part, and for make the adjusting ball up and down direction into
The mobile connecting rod of row, the connecting rod lower end is fixedly connected with the sliding part upper end.
Further, the adjusting ball includes sphere, is set to the sphere for the cross across the line of force measuring piece
To perforation, be set to sphere for the vertical perforation across the connecting rod, and be provided on the sphere and with the cross
To perforation and vertical perforated vertical and what is communicated hold out against screw hole, and described hold out against is equipped with holds out against screw for fixing the power in screw hole
Line measuring piece and connecting rod.
Further, the clamp assemblies include laterally setting and perpendicular to the sliding bar of the line of force measuring piece, be set to
The sliding bar both ends and the supporting rod slided along the sliding bar, and set on the sliding bar bottom and support
Double end bracket, sliding part sliding is set on the sliding bar.
Further, the supporting rod is equipped with the slide opening for supplying the sliding bar to pass through and to the cunning protruded into the slide opening
The holds out against screw that lever is fixed.
Further, the sliding part includes the sliding ball being threaded through on the sliding bar, and is arranged in the sliding
The holds out against screw that the sliding bar and sliding part link position are fixed on ball.
Further, the sliding bar is equipped with the graduation mark compared for the supporting rod.
Further, the line of force measuring piece includes casing and is plugged in measuring rod in described sleeve pipe and flexible, described
Measuring rod movable end and casing movable end are all connected with the support component.
Further, the line of force measuring piece is metal material.
Using the technical solution of the utility model,
(1) after the completion of putting to line of force measuring appliance, doctor no longer helps hand-held fixation, in radiation, it is possible to reduce hand
The suffered dosage radiated of art doctor；
(2) placement position is hand steered due to not needing doctor on bed surface, and carries out stablizing support by bed surface, can keep away
Exempt from line of force inaccuracy caused by artificially fixed swing；
(3) set telescopic for line of force measuring piece, convenient for being adapted to different height patients；
(4) clamp assemblies avoid having an X-rayed at ankle-joint and hip joint by gripping thigh and mid calf
Embracing ankle device and embracing hip device for being likely to occur stops phenomenon, improves measurement accuracy, and the design is succinct, practical and convenient.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 diagrammatically illustrates the structural schematic diagram of the utility model；
Fig. 2 diagrammatically illustrates the partial enlarged view in Fig. 1 at A；
Fig. 3 diagrammatically illustrates the partial enlarged view in Fig. 1 at B；
Fig. 4 diagrammatically illustrates the partial enlarged view in Fig. 1 at C；
Fig. 5 diagrammatically illustrates the connection explosive view that ball and line of force measuring piece and connecting rod are adjusted in Fig. 4；
Fig. 6 diagrammatically illustrates the partial enlarged view in Fig. 1 at D；
Wherein, the above drawings include the following reference numerals:
1 line of force measuring piece；101 casings；102 measuring rods；2 support components；201 adjust ball；2011 spheres；2012 laterally wear
Hole；2013 vertical perforation；2014 hold out against screw hole；2015 holds out against screw；202 sliding parts；2021 sliding balls；203 connecting rods；3 folders
Hold component；301 sliding bars；302 supporting rods；303 double end brackets；4 graduation marks.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
It is noted that described further below be all exemplary, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein for example can be in addition to herein
Sequence other than those of diagram or description is implemented.
In addition, belonging to " comprising " and " having " and their any deformation, it is intended that covering non-exclusive includes example
Such as, process, method, system, product or the equipment for containing a series of steps or units those of are not necessarily limited to be clearly listed
Step or unit, but may include being not clearly listed or intrinsic for these process, methods, product or equipment other
Step or unit.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.
For example, being described as if the device in attached drawing is squeezed " in the top of other devices or construction " or " at other
On device or construction " device after will be positioned as " below other devices or construction " or " in other devices or construction
Under ".Thus, exemplary term " in ... top " may include " in ... top " and " in ... lower section " two kinds of orientation.
The device can also be with other 90 degree of different position rotatings or in other orientation, and describe to space used herein above is opposite
Make respective explanations.
And front-rear direction described in present specification is the length extending direction of line of force measuring piece, left and right directions is clamping group
The length extending direction of sliding bar on part, up and down direction are the length extending direction of support component upper connecting rod.
Referring to shown in Fig. 1 to Fig. 6, the utility model provides line of force locator in High Tibial Osteotomy, including the line of force
Measuring piece 1, be with the consistent telescoping rod of human body lower limbs length direction, above human body lower limbs and be aligned in human femoral head
Heart point and ankle central point are for measuring the human body lower limbs line of force；Specifically, the line of force measuring piece 1 includes casing 101 and plugs
In described sleeve pipe 101 and flexible measuring rod 102, to realize telescopic effect, and casing 101 and measuring rod 102 are gold
Belong to material, such as stainless steel has stronger mechanical strength, prolongs the service life.102 movable end of measuring rod and casing 101
Movable end is all connected with the support component 2.Support component 2 is set to 1 both ends of line of force measuring piece and to the line of force measuring piece
1 carries out vertical supporting, and 2 upper end of support component is flexibly connected with the line of force measuring piece 1；Clamp assemblies 3, are slidably connected to
2 lower end of support component, two clamp assemblies 3 are clamped in the middle part of human thigh with mid calf respectively.
For support component 2, further, the support component 2 includes for making 1 front-rear direction of line of force measuring piece
Mobile adjusting ball 201 is carried out, for making 1 left and right directions of line of force measuring piece carry out mobile sliding part 202, and for making
Adjusting 201 up and down direction of ball carries out mobile connecting rod 203, and 203 lower end of connecting rod is fixedly connected with the sliding part
202 upper ends.Therefore, when above-mentioned adjusting ball 201 is fixed in above-below direction, extend line of force measuring piece 1 along its length
It is mobile, and when above-mentioned adjusting ball 201 is fixed in left and right directions, line of force measuring piece 1 is driven to carry out upper and lower along connecting rod 203
To extension it is mobile.
Specifically, the adjusting ball 201 includes sphere 2011, the sphere 2011 is set to for surveying across the line of force
The cross-perforating 2012 for measuring part 1 is set to sphere 2011 for the vertical perforation 2013, Yi Jikai across the connecting rod 203
Be located on the sphere 2011 and with the cross-perforating 2012 and vertical perforation 2013 is vertical and what is communicated holds out against screw hole 2014,
Described hold out against is equipped with holds out against screw 2015 for fixing the line of force measuring piece 1 and connecting rod 203 in screw hole 2014.Specifically,
Cross-perforating 2012 and vertical perforation 2013 can be provided with respectively on two hemisphere of sphere 2011, not will cause and are interfered with each other,
By holds out against screw 2015 being arranged in screw hole 2014 line of force measuring piece 1 and connecting rod 203 being held out against holding out against, realize the line of force
The connection of measuring piece 1 and support component 2.Therefore, the specifically used mode for adjusting ball 201 is as follows:
It adjusts on ball 201, line of force measuring piece 1, which is transversely perforated, 2012 carries out extension movement, is adaptable under different human body
The patient of limb length uses, and after the completion of adjusting, is fixed the position of line of force measuring piece 1 by holds out against screw 2015；It adjusts
On ball 201, connecting rod 203, which is vertically perforated, 2013 carries out extension movement, in the relative movement for adjusting ball 201 and connecting rod 203
In the process, the adjusting that line of force measuring piece 1 can be driven to carry out up and down direction by adjusting ball 201, to facilitate line of force measuring piece 1 close
Human body lower limbs improve the accuracy of measurement, and after the completion of adjusting ball 201 is moved along connecting rod 203, pass through holds out against screw 2015
The position for adjusting ball 201 and connecting rod 203 is fixed.
Clamp assemblies 3 are for clamping the thigh and mid calf of human body lower limbs, to realize measuring appliance both ends
Fixation.Specifically, the clamp assemblies 3 are including laterally setting and perpendicular to the sliding bar 301 of the line of force measuring piece 1, it is sliding
Lever 301 is vertically arranged with line of force measuring piece 1, set on 301 both ends of sliding bar and along the clamping of the sliding bar 301 sliding
Bar 302, supporting rod 302 is preferably using being vertically arranged, therefore, when in use, by the supporting rod that 301 both ends of sliding bar are arranged in
302 thereto portion slide, realize clamping to thigh or mid calf, and be set to 301 bottom of sliding bar and to its into
The double end bracket 303 of row support, the sliding of sliding part 202 is set on the sliding bar 301, specifically, the sliding part 202
Including the sliding ball 2021 being threaded through on the sliding bar 301, and it is arranged on the sliding ball 2021 to the sliding bar
301 and the holds out against screw that is fixed of 202 link position of sliding part, the function of sliding ball 2021 and using principle and adjust ball
201 is similar, and details are not described herein.
For the stabilization for clamping supporting rod 302 to thigh or shank, need that rock-steady structure is arranged, so that it be made to have an X-rayed
It remains in the process stable.Further, the supporting rod 302 is equipped with the slide opening passed through for the sliding bar 301 and right
The holds out against screw that the sliding bar 301 protruded into the slide opening is fixed.The use of above structure and principle, which is similar to, adjusts ball
201, details are not described herein.
Further, the sliding bar 301 is equipped with the graduation mark 4 compared for the supporting rod 302.To use
When, sliding position of the supporting rod 302 on sliding bar 301 can be recorded, facilitate the subsequent inspection of doctor.
The use principle of the utility model is as follows:
In use, patient's lower limb is allowed to lie low on bed surface, and this measuring appliance is erected above patient's lower limb, so that the line of force
Measuring piece 1 is located above patient, and the clamp assemblies 3 that its both ends is arranged are clamped in big midleg and mid calf respectively, and
It realizes that stable holding and line of force measuring piece 1 are directed at late-segmental collapse point and ankle central point by adjusting, is had an X-rayed with facilitating
Measurement, specific adjustment process are as follows:
Firstly, adjusting the casing 101 and measuring rod 102 of line of force measuring piece 1 according to patient's Leg length, the line of force made is surveyed
The length of gauge rod 102 can cover femoral head position and ankle position, and after the completion of adjustment, be realized by adjusting ball 201
The fixation of 1 front-rear direction position of line of force measuring piece；
Then, after adjusting ball 201 and determining with 1 position of line of force measuring piece, keep adjusting ball 201 upper in connecting rod 203
Lower direction is adjusted, so that line of force measuring piece 1 is in optimal vertical height, facilitates the clear perspective measurement of progress, is adjusting
After the completion, by adjusting the fixed fixation of realizing line of force measuring piece 1 position of the ball 201 with connecting rod 203；
Secondly, making the portion's sliding thereto of supporting rod 302 at 301 both ends of sliding bar, and realize in patient thigh and shank
The clamping in portion, and position of the supporting rod 302 on sliding bar 301 is fixed by holds out against screw；
Finally, the right and left on sliding bar 301 of line of force measuring piece 1 by the drive connecting rod 203 of sliding part 202 and thereon
Fine tuning to position, so that line of force measuring piece 1 is directed at late-segmental collapse point and ankle central point, sliding part 202 and sliding bar 301
After position is fixed, accurate perspective measurement is realized；The repeatable operation of this process, until line of force measuring piece 1 is placed exactly in human body stock
On bone central point and ankle central point.
Using the technical solution of the utility model,
After the completion of putting to line of force measuring appliance, doctor no longer helps hand-held fixation, in radiation, it is possible to reduce operation doctor
The raw suffered dosage radiated；Placement position is hand steered due to not needing doctor on bed surface, and carries out stablizing branch by bed surface
Support can avoid line of force inaccuracy caused by artificial fixed swing；Set telescopic for line of force measuring piece 1, not convenient for adaptation
With height patient；Clamp assemblies 3 avoid having an X-rayed at ankle-joint and hip joint by gripping thigh and mid calf
Embracing ankle device and embracing hip device for being likely to occur stops phenomenon, improves measurement accuracy, and the design is succinct, practical and convenient.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (9)
1. line of force locator in High Tibial Osteotomy, it is characterised in that: including
Line of force measuring piece, be with the consistent telescoping rod of human body lower limbs length direction, above human body lower limbs and be directed at human body
Late-segmental collapse point and ankle central point are for measuring the human body lower limbs line of force；
Support component is set to line of force measuring piece both ends and carries out vertical supporting, the support group to the line of force measuring piece
Part upper end is flexibly connected with the line of force measuring piece；
Clamp assemblies, are slidably connected to the support component lower end, two clamp assemblies respectively in the middle part of human thigh and
Mid calf is clamped.
2. line of force locator in High Tibial Osteotomy as described in claim 1, it is characterised in that: the support component includes
For making the line of force measuring piece front-rear direction carry out mobile adjusting ball, for carrying out the line of force measuring piece left and right directions
Mobile sliding part, and for making the adjusting ball up and down direction carry out mobile connecting rod, the connecting rod lower end is fixed to be connected
Connect the sliding part upper end.
3. line of force locator in High Tibial Osteotomy as claimed in claim 2, it is characterised in that: the adjusting ball includes ball
Body is set to the sphere for the cross-perforating across the line of force measuring piece, is set to sphere for across the connection
The vertical perforation of bar, and be provided on the sphere and with the cross-perforating and vertical perforated vertical and what is communicated hold out against spiral shell
Hole, described hold out against are equipped with holds out against screw for fixing the line of force measuring piece and connecting rod in screw hole.
4. line of force locator in High Tibial Osteotomy as claimed in claim 3, it is characterised in that: the clamp assemblies include
Transverse direction is arranged and perpendicular to the sliding bar of the line of force measuring piece, set on the sliding bar both ends and along sliding bar sliding
Supporting rod, and set on the sliding bar bottom and the double end bracket that supports, the sliding part sliding is set to described
On sliding bar.
5. line of force locator in High Tibial Osteotomy as claimed in claim 4, it is characterised in that: the supporting rod is equipped with
The slide opening passed through for the sliding bar and the holds out against screw that the sliding bar protruded into the slide opening is fixed.
6. line of force locator in High Tibial Osteotomy as claimed in claim 4, it is characterised in that: the sliding part includes wearing
The sliding ball being located on the sliding bar, and be arranged on the sliding ball to the sliding bar and sliding part link position into
The fixed holds out against screw of row.
7. line of force locator in High Tibial Osteotomy as claimed in claim 4, it is characterised in that: the sliding bar is equipped with
The graduation mark compared for the supporting rod.
8. line of force locator in the High Tibial Osteotomy as described in any one of claims 1 to 7, it is characterised in that: described
Line of force measuring piece includes casing and is plugged in measuring rod in described sleeve pipe and flexible, and the measuring rod movable end and casing are movable
End is all connected with the support component.
9. line of force locator in High Tibial Osteotomy as claimed in claim 8, it is characterised in that: the line of force measuring piece is
Metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721431616.XU CN208464194U (en) | 2017-10-31 | 2017-10-31 | Line of force locator in High Tibial Osteotomy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721431616.XU CN208464194U (en) | 2017-10-31 | 2017-10-31 | Line of force locator in High Tibial Osteotomy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208464194U true CN208464194U (en) | 2019-02-05 |
Family
ID=65203367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721431616.XU Expired - Fee Related CN208464194U (en) | 2017-10-31 | 2017-10-31 | Line of force locator in High Tibial Osteotomy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208464194U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109771057A (en) * | 2019-03-18 | 2019-05-21 | 嘉思特华剑医疗器材(天津)有限公司 | A kind of line of force calibrator |
| CN109966108A (en) * | 2019-05-10 | 2019-07-05 | 赵滨 | A kind of replacement knee in arthroplasty auxiliary stand |
-
2017
- 2017-10-31 CN CN201721431616.XU patent/CN208464194U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109771057A (en) * | 2019-03-18 | 2019-05-21 | 嘉思特华剑医疗器材(天津)有限公司 | A kind of line of force calibrator |
| CN109771057B (en) * | 2019-03-18 | 2023-02-03 | 嘉思特华剑医疗器材(天津)有限公司 | Force line calibrator |
| CN109966108A (en) * | 2019-05-10 | 2019-07-05 | 赵滨 | A kind of replacement knee in arthroplasty auxiliary stand |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190205 Termination date: 20201031 |
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| CF01 | Termination of patent right due to non-payment of annual fee |