CN106821454A - A kind of femur osteotomy instrument kit - Google Patents
A kind of femur osteotomy instrument kit Download PDFInfo
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- CN106821454A CN106821454A CN201710248971.1A CN201710248971A CN106821454A CN 106821454 A CN106821454 A CN 106821454A CN 201710248971 A CN201710248971 A CN 201710248971A CN 106821454 A CN106821454 A CN 106821454A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1657—Bone breaking devices
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1613—Component parts
- A61B17/1633—Sleeves, i.e. non-rotating parts surrounding the bit shaft, e.g. the sleeve forming a single unit with the bit shaft
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/164—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans intramedullary
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1662—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body
- A61B17/1675—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body for the knee
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/17—Guides or aligning means for drills, mills, pins or wires
- A61B17/1732—Guides or aligning means for drills, mills, pins or wires for bone breaking devices
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/17—Guides or aligning means for drills, mills, pins or wires
- A61B17/1739—Guides or aligning means for drills, mills, pins or wires specially adapted for particular parts of the body
- A61B17/1764—Guides or aligning means for drills, mills, pins or wires specially adapted for particular parts of the body for the knee
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Engineering & Computer Science (AREA)
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- Heart & Thoracic Surgery (AREA)
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Abstract
The present invention relates to technical field of medical instruments, more particularly to a kind of femur osteotomy instrument kit in minimally invasive replacement knee in arthroplasty.The external member includes DF osteotomy device and femur front ankle bone cutting device, wherein, DF osteotomy device includes DF locating module, adjusting rod and DF osteotomy module；Femur front ankle bone cutting device includes femur femur measuring appliance, femur preartis locator and femur front ankle bone cutting module, being accurately positioned and osteotomy for DF and femur preartis is realized using DF osteotomy device and femur front ankle bone cutting device, avoid positioning and repeated or operative failure with what osteotomy deviation was caused, reduce the risk of operation.
Description
Technical field
The present invention relates to technical field of medical instruments, more particularly to a kind of femur in minimally invasive replacement knee in arthroplasty
Osteotomy instrument kit.
Background technology
As China enters aging society comprehensively, the old osteoarthropathy patient of over-65s is more and more, and total knee is closed
Section displacement technique turns into the effective ways for the treatment of late period kneecap arthropathy, can mitigate slight illness, improves function, improves the quality of living.
In replacement knee in arthroplasty, in order to find suitable knee joint femoral prosthesis mounting plane, and before ensureing femur
The plane that condyle and femur front cortex of bone are formed is coincide, it is necessary to carry out osteotomy to DF and femur preartis as far as possible, wherein,
The osteotomy depth of distal end is suitable, and osteotomy is excessively shallow or too deep, can cause flexing-stretch the asymmetric of gap；The osteotomy bone of distal end
Plane will form suitable angle with femur anatomical axis, vertical with the lower limb line of force (femur mechanical axis), make knee joint femoral prosthesis
Position and direction meet postoperative mechanical requirements.The plane that femur front ankle bone cutting plane is formed with femur front cortex of bone to the greatest extent may be used
Can coincide, it is too high can cause to be fitted between prosthese and osteotomy surface it is bad, it is too low so as to influence the fixing intensity of prosthese, occur
Femur frontal cortex is recessed, and increases the risk of Periprosthetic fracture.
At present, mostly it is the clinical experience for relying on doctor, and determined using femur measuring appliance when femur osteotomy is carried out
Position, also lacks reference during osteotomy after positioning, whole process is required for the doctor to have more rich clinical experience, and
Easily there is error, so as to cause repeated work, or even operative failure.
The content of the invention
(1) technical problem to be solved
It is an object of the invention to provide a kind of femur osteotomy external member, being accurately positioned and osteotomy during femur osteotomy is realized
Operation, it is to avoid what positioning and osteotomy deviation were caused repeats or operative failure, reduces the risk of operation.
(2) technical scheme
In order to solve the above-mentioned technical problem, the invention provides a kind of femur osteotomy instrument kit, including DF cuts
Bone device and femur front ankle bone cutting device；
The DF osteotomy device includes DF locating module, adjusting rod and determines with the DF
The DF osteotomy module that position module is engaged, wherein, the DF locating module includes im rod and location-plate, institute
The one end for stating im rod is connected with the location-plate, and the location-plate is provided with osteotomy module connecting hole；
The DF osteotomy module is provided with the first steel nail via and the first osteotomy groove, and is cut in the DF
One end of bone module is provided with attaching nut；
The adjusting rod is threadedly coupled through the osteotomy module connecting hole with the attaching nut；
The femur front ankle bone cutting device includes femur measuring appliance, femur preartis locator and femur front ankle bone cutting module,
Wherein, the femur measuring appliance includes measurement cylinder, cylinder fixture and the connecting portion being set on the measurement cylinder, described
Connecting portion can be along the axial movement of the measurement cylinder；
The femur preartis locator includes guider, measurement probe pen and fix bar, and first is additionally provided with the guider
Bayonet socket, the measurement probe pen passes through the guider, and the front end of the measurement probe pen is provided with bending part, the fix bar
One end is through the guider and stretches into first bayonet socket, and can be moved relative to the guider, to adjust the fixation
Bar stretches into the length in first bayonet socket；
The femur front ankle bone cutting module is provided with the second steel nail via, the second osteotomy groove and the second bayonet socket；
When carrying out femur preartis positioning, the femur preartis locator is fixed by first bayonet socket with the connecting portion
Connection；
When carrying out femur front ankle bone cutting, the femur front ankle bone cutting module passes through second bayonet socket and the connecting portion card
It is solidly connected.
Preferably, the location-plate includes external condyle location division and entocondyle location division, the external condyle location division and interior
Side condyle location division is respectively positioned at the both sides of the im rod.
Preferably, on the location-plate and the position above the im rod is provided with percussion portion.
Preferably, in 95 ° of -99 ° of settings between the im rod and the entocondyle location division.
Preferably, the im rod is cylinder, and the cylindrical outer side is provided with least one groove vertically.
Preferably, the DF osteotomy module is provided with the first sliding block, and be engaged with first sliding block
Chute, the attaching nut is fixed in the DF osteotomy module by first sliding block.
Preferably, the femur preartis locator also includes sleeve pipe, and described sleeve pipe is fixed on the guider, described solid
Fixed pole stretches into first bayonet socket through described sleeve pipe.
Preferably, the rear end of the described sleeve pipe is provided with sleeve pipe Handheld Division, and described sleeve pipe Handheld Division is provided with internal thread, institute
State fix bar and be provided with the external screw thread being engaged with the internal thread, described sleeve pipe Handheld Division is stretched out in the rear end of the fix bar.
Preferably, it is described measurement probe pen can relatively described guider move forward and backward.
Preferably, at least two relative sides of handwriting of the measurement probe pen are planar structure, prevent described
Handwriting is rotated relative to the guider.
Preferably, the second chute is provided with the handwriting, sets what is be engaged with second chute in the guider
Second sliding block.
(3) beneficial effect
Above-mentioned technical proposal of the invention has the following advantages that：(annexation)
Brief description of the drawings
Fig. 1 is the structural representation of embodiment of the present invention DF locating module；
Fig. 2 is the structural representation of embodiment of the present invention DF osteotomy device；
Fig. 3 is the schematic elevation view of embodiment of the present invention DF osteotomy apparatus structure；
Fig. 4 is the decomposing state structural representation of embodiment of the present invention DF osteotomy device；
Fig. 5 is the A portions enlarged diagram of Fig. 4；
Fig. 6 is the structural representation that embodiment of the present invention DF osteotomy device is arranged on DF；
Fig. 7 is the structural representation that embodiment of the present invention femur preartis locator coordinates with femur measuring appliance；
Fig. 8 is the structural representation that embodiment of the present invention femur front ankle bone cutting module coordinates with femur measuring appliance；
Fig. 9 is the positive structure diagram of embodiment of the present invention femur preartis locator；
Figure 10 is the A-A schematic cross-sectional views of Fig. 9；
Figure 11 is embodiment of the present invention femur front ankle bone cutting modular structure schematic diagram.
In figure：1：DF locating module；11：Im rod；111：Groove；12：Entocondyle locating piece；121：Osteotomy mould
Block connecting hole；122：Percussion portion；123：Fixing groove；13：External condyle locating piece；131：Fixed block；2：DF osteotomy module；
21：First osteotomy groove；22：First steel nail via；23：First chute；24：Attaching nut；25：First sliding block；3：Adjusting rod；
31：Limited block；4：Femur preartis locator；41：Measurement probe pen；411：Handwriting；412：Bending part；413：Handwriting Handheld Division；
414：Second chute；42：Guider；421：First bayonet socket；422：Second sliding block；43：Fix bar；431：Fix bar Handheld Division；
44：Sleeve pipe；441：Sleeve pipe Handheld Division；5:Femur measuring appliance；51：Measurement cylinder；52：Cylinder fixture；53：Connecting portion；6：Stock
Bone front ankle bone cutting module；61：Second osteotomy groove；62：Second steel nail via；63：Second bayonet socket；100：Femur.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained on the premise of creative work is not made, belongs to the scope of protection of the invention.
Femur anatomical axis：It is the major axis of femur, is the axis that the central point of each cross section of femur is linked to be.
Femur mechanical axis：It is the line for connecting femur proximal joint and radioulnar joint central point.
As Figure 1-Figure 11, femur osteotomy instrument kit provided in an embodiment of the present invention includes DF osteotomy device
With femur front ankle bone cutting device, DF osteotomy is carried out respectively using DF osteotomy device and femur front ankle bone cutting device
And femur front ankle bone cutting, femur 100 is possessed the mounting plane of knee joint femoral prosthesis.
As shown in figs 1 to 6, DF osteotomy device includes DF locating module 1 and DF positioning mould
DF osteotomy module 2 and adjusting rod 3 that block 1 is engaged, wherein, the DF locating module 1 includes im rod 11
And location-plate, one end of wherein im rod 11 is connected with location-plate, and location-plate is provided with the osteotomy mould for wearing adjusting rod 3
Block connecting hole 121.
DF osteotomy module 2 is provided with through the first steel nail via 22 of DF osteotomy module 2 and first section
Bone groove 21, and as shown in figure 4, it is provided with attaching nut 24 in one end of DF osteotomy module 2.
Adjusting rod 3 is threadedly coupled after passing through osteotomy module connecting hole 121 with attaching nut 24, specifically, such as Fig. 2-Fig. 4,
Shown in Fig. 6, adjusting rod 3 is provided with the external screw thread coordinated with attaching nut 24.Preferably, it is arranged with limited block on adjusting rod 3
31, and limited block 31 is located at the both sides of osteotomy module connecting hole 121 with attaching nut 24 respectively, and the maximum of limited block 31 is outer
The external diameter of footpath and attaching nut 24 is all higher than the width of osteotomy module connecting hole 121, fixes the position of osteotomy module 2, and can
The position (along the axial direction of adjusting rod 3) of DF osteotomy module is adjusted by adjusting limited block 31 or attaching nut 24.
Operate for convenience, be provided with adjusting rod 1 and be easy to hand-held Handheld Division, and, limited block 31 is set in regulation
On bar 3, adjusting rod 3 is threadedly coupled through osteotomy module connecting hole 121 with attaching nut 24, now,
In the present embodiment, location-plate can be one piece of platy structure, or Split type structure of integrative-structure, preferably
Ground, location-plate is illustrated in figure 3 Split type structure, specifically, including entocondyle locating piece 12 and external condyle locating piece 13, wherein,
Im rod 11 is connected with entocondyle locating piece 12, and external condyle locating piece 13 is removably attached on entocondyle locating piece 12, interior
Side condyle locating piece 12 and external condyle locating piece 13 are determined positioned at the both sides of im rod 11, and entocondyle locating piece 12 with external condyle respectively
The lower surface of position block 13 is flushed.
Specifically, entocondyle locating piece 12 is provided with fixing groove 123, and the end of external condyle locating piece 13 is provided with and fixing groove
123 fixed blocks 131 being engaged, external condyle locating piece 13 is coordinated by fixed block 131 with fixing groove 123, positions external condyle
Block is removably attached on entocondyle locating piece 12, makes the processing and installation of entocondyle locating piece 12 and external condyle locating piece 13
It is more convenient, and under different situations, can be decided whether to use external condyle locating piece 13, selection when increase is used by doctor
Property.
Further, as Figure 1-Figure 4, set on entocondyle locating piece 12 and positioned at the position of the top of im rod 11
There is percussion portion 122, impact percussion portion 122 makes im rod 11 insert femoral bone cavitas medullaris the applying power of im rod 11, and simulation femur is dissected
Axle, auxiliary inside condyle locating piece 12 and outside locating piece 13 are positioned.
In order that entocondyle locating piece 12 and external condyle locating piece 13 are fitted more with entocondyle and/or external condyle respectively
It is good, it is preferable that as shown in figure 3, im rod 11 is 95 ° -99 ° with the angle a of entocondyle locating piece 12, to make DF osteotomy surface
It is vertical with the lower limb line of force (femur mechanical axis).
In order that im rod 11 enters more laborsaving during intramedullary cavity, it is preferable that as Figure 1-Figure 4, im rod 11 is cylinder
Shape, and cylindrical outer side in axial direction at least provided with a groove 111, it is highly preferred that relative both sides on cylinder are respectively set
One groove 111.
Further, entocondyle locating piece 12, external condyle locating piece 13 and im rod 11 are by medical stainless steel, medical cobalt
The medical metal materials such as based alloy, medical titanium, medical titanium alloy or Medical magnesium alloy material are made.
In the present embodiment preferably, a diameter of 5mm-9mm of the im rod 11, length is 22mm-24mm, percussion portion
The 122 upper surface 9mm-11mm for being higher by the entocondyle locating piece 12.
It is highly preferred that a diameter of 7mm of the im rod 11, length is 22.9mm, and percussion portion 122 is higher by the entocondyle
The upper surface 10mm of locating piece 12.
In order to further adjust DF osteotomy module 2 in the position of the radial direction of adjusting rod 3, it is preferable that such as Fig. 2, Fig. 4
With shown in Fig. 6, the first sliding block 25 is provided with DF osteotomy module 2, and the first chute being engaged with the first sliding block 25
23, attaching nut 24 is fixed in DF osteotomy module 2 by the first sliding block 25, and is slided by the first sliding block 25 and first
The cooperation of groove 23, enables attaching nut 24 to be slided along the first chute 23.
As shown in Fig. 7-Figure 11, femur front ankle bone cutting device includes femur measuring appliance 5, femur preartis locator 4 and femur
Front ankle bone cutting module 6, wherein, femur measuring appliance 5 includes measurement cylinder 51, cylinder fixture 52 and is set on measurement cylinder 51
Connecting portion 53, and the connecting portion 53 can along measurement cylinder 51 axial movement.
Femur measuring appliance 5 includes measurement cylinder 51, cylinder fixture 52 and connecting portion 53, wherein, measurement cylinder 51 passes through
Cylinder fixture 52 is fixed on femur 100, and connecting portion 53 is sheathed on measurement cylinder 51, and can be along the axle of measurement cylinder 51
To movement.
Specifically, cylinder fixture 52 is provided with via, and steel nail is hammered into femur 100 through via, makes cylinder fixture
52 fix, and the one end for measuring cylinder 51 is connected with cylinder fixture 52, and then whole femur measurement big 51 is fixed on femur 100
On.
Femur preartis locator 4 includes guider 42, measurement probe pen 41 and fix bar 43, wherein, guider 42 is provided with
First bayonet socket 421, for coordinating with femur measuring appliance 5, measurement probe pen 41 passes through guider 42, and in the front end of measurement probe pen 41
Bending part 412 is provided with, one end of fix bar 43 passes through guider 42 and stretches into the first bayonet socket 421, and can be oppositely oriented device
42 movements, length in the first bayonet socket 421 is stretched into adjust fix bar 43.
Measurement probe pen 41 includes handwriting 411, and bending part 412 is arranged on the front end of handwriting 411, and specifically, handwriting 411 is from leading
To being passed through in device 42, bending part 412 is arranged on the front end of handwriting 411, and the bending part 412 is downward bending, is treated for detecting
The depth of Osteotomy.
As shown in figure 9, sleeve pipe 44 is additionally provided with guider 42, and the sleeve pipe 44 is fixed on guider 42, fix bar 43
Stretched into after through sleeve pipe 44 in first bayonet socket 421, sleeve pipe 44 is fixed with the one of guider 42, i.e., relative can not be moved when normally using
It is dynamic.Fix bar 43 is stretched into sleeve pipe 44 and facing sleeve 44 is moved.It should be noted that the side that sleeve pipe 44 is fixed with guider 42
Formula can have many kinds, for example, sleeve pipe 44 can be welded with guider 42, is threadedly coupled or is integrally formed with guider 42.
Further, the rear end of sleeve pipe 44 is provided with sleeve pipe Handheld Division 441, sleeve pipe Handheld Division 441 and is provided with internal thread, fixed
Bar 43 is provided with the external screw thread being engaged with internal thread, and sleeve pipe Handheld Division 441 is stretched out in the rear end of fix bar 43, and convenient rotation is solid
Fixed pole 43.
Preferably, the diameter with diameter greater than sleeve pipe 44 of the sleeve pipe Handheld Division 441, and be coaxially disposed with sleeve pipe 44.
In order to further facilitate rotating fixing rod 43, fix bar Handheld Division 431 is set in the rear end of fix bar 43, preferably
Ground, fix bar Handheld Division 431 with diameter greater than fix bar 43, and fix bar Handheld Division 431 is provided with anti-slip veins, is easy to user
Operation, it is highly preferred that the outside of sleeve pipe Handheld Division 441 also is provided with anti-slip veins.
In Clinical practice, due to human body difference, the shape of femur has certain difference, in order to improve femur preartis positioning
The versatility and practicality of device, it is preferable that measurement probe pen 41 can be oppositely oriented device 42 and move forward and backward.
Further, hand-held for convenience and traverse measurement probe pen 41, it is preferable that as shown in Fig. 7, Fig. 9 and Figure 10, in pen
The rear end of body 411 is provided with handwriting Handheld Division 413, and further, the outside of handwriting Handheld Division 413 is provided with anti-slip veins.
In order to prevent measurement probe pen 41 from rotating in use, further, at least two phases in handwriting 411
To side be planar structure, prevent handwriting 411 relative to rotating in the vias.
It should be noted that the mode that measurement probe pen 41 is oppositely oriented the movement before and after device 42 has many kinds, specifically, such as
Shown in Fig. 7 and Figure 10, the second chute 414 is set in handwriting 411, is set and the second chute 414 in the via of guider 42
The second sliding block 422 being engaged.Preferably, the second chute 414 is arranged on the planar side of handwriting 411, it is highly preferred that relative
Two planar sides are respectively provided with the second chute 414, corresponding the second sliding block of setting 422 in guider 42.
As shown in Figure 8 and Figure 11, femur front ankle bone cutting module 6 is provided with the second steel nail via 62, the and of the second osteotomy groove 61
Second bayonet socket 63, wherein, the second steel nail via is used to wear steel nail, and is fixed on femur front ankle bone cutting module 6 using steel nail
On femur 100, the second osteotomy groove 61 is structurally and functionally identical with the first osteotomy groove 21, is to facilitate osteotomy tool work.Second
Bayonet socket 63 is structurally and functionally identical with the first bayonet socket 421, is conveniently to be connected to match somebody with somebody with the connecting portion 53 of femur measurement detector 5
Close.
When using, DF positioning is carried out using DF locating module 1, im rod 11 is inserted into intramedullary cavity, it is interior
Side condyle locating piece 12 is concordant with the holding of the lower surface of external condyle locating piece 13, when the entocondyle of femur 4 is less than external condyle, outside
Condyle locating piece 13 is close to the external condyle distal end of femur 4, determines DF osteotomy depth, then using adjusting rod 3 by femur
Osteotomy of distal module 2 is fixed to correct position, carries out DF osteotomy.After the completion of DF osteotomy, by femur measuring appliance 5
It is fixed on femur 100, the first bayonet socket 421 and the connecting portion 53 of femur preartis locator 4 are fixed, by adjusting connection 53
Position, drive measurement the synchronizing moving of probe pen 41, i.e., using measure probe pen 41 bending part 412 detect femur 100 depression most
Depths, positioning is completed after depression bosom is detected, and femur preartis locator 4 is removed, and makes connecting portion 53 keep working as
, then be arranged on femur front ankle bone cutting module 6 on femur measuring appliance 5 by front position, specifically, by the of femur osteotomy module 6
Two bayonet sockets 63 are fastened on connecting portion 53, and the position of the second osteotomy groove 61 and the innermost position of femur depression are corresponding, it is to avoid cut
Occur depression, after the completion of femur front ankle bone cutting, the i.e. osteotomy of femur in plane after bone.
In sum, the femur osteotomy instrument kit that the present invention is provided, including DF locating module, adjusting rod, stock
Bone osteotomy of distal module, femur measuring appliance, femur preartis locator and femur front ankle bone cutting module, are entered respectively using above-mentioned part
Row DF and femur preartis are accurately positioned and osteotomy, it is to avoid what positioning and osteotomy deviation were caused repeating or performing the operation
Failure, reduces the risk of operation.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
Modified with to the technical scheme described in foregoing embodiments, or equivalent is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (11)
1. a kind of femur osteotomy instrument kit, it is characterised in that including DF osteotomy device and femur front ankle bone cutting device；
The DF osteotomy device include DF locating module, adjusting rod and with the DF positioning mould
The DF osteotomy module that block is engaged, wherein, the DF locating module includes im rod and location-plate, the marrow
One end of interior bar is connected with the location-plate, and the location-plate is provided with osteotomy module connecting hole；
The DF osteotomy module is provided with the first steel nail via and the first osteotomy groove, and in the DF osteotomy mould
One end of block is provided with attaching nut；
The adjusting rod is threadedly coupled through the osteotomy module connecting hole with the attaching nut；
The femur front ankle bone cutting device includes femur measuring appliance, femur preartis locator and femur front ankle bone cutting module, wherein,
The femur measuring appliance includes measurement cylinder, cylinder fixture and the connecting portion being set on the measurement cylinder, the connection
Portion can be along the axial movement of the measurement cylinder；
The femur preartis locator includes guider, measurement probe pen and fix bar, and the first bayonet socket is additionally provided with the guider,
The measurement probe pen passes through the guider, and the front end of the measurement probe pen is provided with bending part, one end of the fix bar
Through the guider and first bayonet socket is stretched into, and can be moved relative to the guider, stretched with adjusting the fix bar
Enter the length in first bayonet socket；
The femur front ankle bone cutting module is provided with the second steel nail via, the second osteotomy groove and the second bayonet socket；
When carrying out femur preartis positioning, the femur preartis locator is fixed by first bayonet socket and the connecting portion and connected
Connect；
When carrying out femur front ankle bone cutting, the femur front ankle bone cutting module is fixed with the connecting portion by second bayonet socket and connected
Connect.
2. femur osteotomy instrument kit according to claim 1, it is characterised in that：The location-plate is positioned including external condyle
Portion and entocondyle location division, the external condyle location division and entocondyle location division are respectively positioned at the both sides of the im rod.
3. femur osteotomy instrument kit according to claim 1, it is characterised in that：On the location-plate and positioned at the marrow
Position above interior bar is provided with percussion portion.
4. femur osteotomy instrument kit according to claim 2, it is characterised in that：The im rod is fixed with the entocondyle
In 95 ° of -99 ° of settings between the portion of position.
5. femur osteotomy instrument kit according to claim 1, it is characterised in that：The im rod is cylinder, and should
Cylindrical outer side is provided with least one groove vertically.
6. femur osteotomy instrument kit according to claim 1, it is characterised in that：Set in the DF osteotomy module
There is the first sliding block, and a chute being engaged with first sliding block, the attaching nut is fixed on by first sliding block
In the DF osteotomy module.
7. femur osteotomy instrument kit according to claim 1, it is characterised in that：The femur preartis locator also includes
Sleeve pipe, described sleeve pipe is fixed on the guider, and the fix bar stretches into first bayonet socket through described sleeve pipe.
8. femur osteotomy instrument kit according to claim 7, it is characterised in that：The rear end of the described sleeve pipe is provided with set
Pipe Handheld Division, and described sleeve pipe Handheld Division is provided with internal thread, the fix bar is provided with the outer spiral shell being engaged with the internal thread
Described sleeve pipe Handheld Division is stretched out in line, the rear end of the fix bar.
9. femur osteotomy instrument kit according to claim 8, it is characterised in that：The measurement probe pen can be relatively described
Guider is moved forward and backward.
10. femur osteotomy instrument kit according to claim 9, it is characterised in that：The handwriting of the measurement probe pen
At least two relative sides are planar structure, prevent the handwriting from being rotated relative to the guider.
11. femur osteotomy instrument kits according to claim 10, it is characterised in that：The second cunning is provided with the handwriting
Groove, sets the second sliding block being engaged with second chute in the guider.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710248971.1A CN106821454A (en) | 2017-04-17 | 2017-04-17 | A kind of femur osteotomy instrument kit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710248971.1A CN106821454A (en) | 2017-04-17 | 2017-04-17 | A kind of femur osteotomy instrument kit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106821454A true CN106821454A (en) | 2017-06-13 |
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| CN201710248971.1A Pending CN106821454A (en) | 2017-04-17 | 2017-04-17 | A kind of femur osteotomy instrument kit |
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| CN107260248A (en) * | 2017-07-11 | 2017-10-20 | 鲍生鑫 | Mortar hair style osteotomy tool device |
| CN108836426A (en) * | 2018-07-26 | 2018-11-20 | 佛山市禅城区中心医院有限公司 | Osteotomy sighting device and its application method |
| CN109498105A (en) * | 2019-01-14 | 2019-03-22 | 中南大学湘雅医院 | Femoral posterior condylar osteophyte removing device |
| CN111281480A (en) * | 2020-03-30 | 2020-06-16 | 北京市春立正达医疗器械股份有限公司 | Knee joint replacement femoral condyle midline positioning guider |
| CN112932606A (en) * | 2021-01-29 | 2021-06-11 | 北京市春立正达医疗器械股份有限公司 | Adjustable tibia osteotomy guider |
| CN113081157A (en) * | 2021-03-17 | 2021-07-09 | 北京长木谷医疗科技有限公司 | Knee joint replacement cuts bone baffle |
| CN113288329A (en) * | 2021-06-30 | 2021-08-24 | 天衍医疗器材有限公司 | Easy-to-operate adjustable femoral osteotomy tool system |
| CN117357196A (en) * | 2023-11-10 | 2024-01-09 | 北京力达康科技有限公司 | Femur distal osteotomy device |
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| CN107260248A (en) * | 2017-07-11 | 2017-10-20 | 鲍生鑫 | Mortar hair style osteotomy tool device |
| CN108836426A (en) * | 2018-07-26 | 2018-11-20 | 佛山市禅城区中心医院有限公司 | Osteotomy sighting device and its application method |
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| CN112932606A (en) * | 2021-01-29 | 2021-06-11 | 北京市春立正达医疗器械股份有限公司 | Adjustable tibia osteotomy guider |
| CN113081157A (en) * | 2021-03-17 | 2021-07-09 | 北京长木谷医疗科技有限公司 | Knee joint replacement cuts bone baffle |
| CN113081157B (en) * | 2021-03-17 | 2022-02-08 | 北京长木谷医疗科技有限公司 | Knee joint replacement cuts bone baffle |
| CN113288329A (en) * | 2021-06-30 | 2021-08-24 | 天衍医疗器材有限公司 | Easy-to-operate adjustable femoral osteotomy tool system |
| CN117357196A (en) * | 2023-11-10 | 2024-01-09 | 北京力达康科技有限公司 | Femur distal osteotomy device |
| CN117357196B (en) * | 2023-11-10 | 2024-07-09 | 北京力达康科技有限公司 | Femur distal osteotomy device |
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