CN109394300A - Myelocavity file - Google Patents
Myelocavity file Download PDFInfo
- Publication number
- CN109394300A CN109394300A CN201811430709.XA CN201811430709A CN109394300A CN 109394300 A CN109394300 A CN 109394300A CN 201811430709 A CN201811430709 A CN 201811430709A CN 109394300 A CN109394300 A CN 109394300A
- Authority
- CN
- China
- Prior art keywords
- myelocavity file
- lateral surface
- medial surface
- myelocavity
- file
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000007704 transition Effects 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 210000000988 bone and bone Anatomy 0.000 description 55
- 210000000689 upper leg Anatomy 0.000 description 10
- 239000006260 foam Substances 0.000 description 7
- UELITFHSCLAHKR-UHFFFAOYSA-N acibenzolar-S-methyl Chemical compound CSC(=O)C1=CC=CC2=C1SN=N2 UELITFHSCLAHKR-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000011540 hip replacement Methods 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 210000001694 thigh bone Anatomy 0.000 description 2
- 239000002639 bone cement Substances 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/16—Instruments for performing osteoclasis; Drills or chisels for bones; Trepans
- A61B17/164—Instruments for performing osteoclasis; 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
- A61B17/16—Instruments for performing osteoclasis; Drills or chisels for bones; Trepans
- A61B17/1662—Instruments for performing osteoclasis; Drills or chisels for bones; Trepans for particular parts of the body
- A61B17/1664—Instruments for performing osteoclasis; Drills or chisels for bones; Trepans for particular parts of the body for the hip
- A61B17/1668—Instruments for performing osteoclasis; Drills or chisels for bones; Trepans for particular parts of the body for the hip for the upper femur
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- Prostheses (AREA)
Abstract
The invention discloses Myelocavity files, it include: wherein, the close end includes the first medial surface and the first lateral surface being oppositely arranged, and first medial surface and first lateral surface are globoidal structure, the joint face of first medial surface and first lateral surface is two symmetrical first contralateral sides, transverse concave groove is offered on first medial surface and first lateral surface, oblique groove is offered on first contralateral sides, and four sides tooth-shape structure is set in the oblique groove;Around setting annular groove cutting edge on the middle rear end;The distal portion includes the transition part and rotating part being sequentially connected, and the rotating part is cylindrical-shaped structure.
Description
Technical field
The present invention relates to hip replacement surgery field of tool, and in particular to Myelocavity file.
Background technique
The advantages of structure of currently marketed Myelocavity file is mostly the downward ring channel structures of cutting edge, the structure is can
The a large amount of cancellous bone of filing, the shape of femoral bone cavitas medullaris is consistent with the shape of body after guarantee filing, for bone cement row femoral stem
For prosthese, this structure is suitable.For bion femoral stem fixed for bion femoral stem, especially proximal end, this
Kind structure cannot play the best use.The reason is that the fixed bion femoral stem in proximal end is long mainly by the bone of femur handle proximal end coating
Enter to be fixed, and the premise of Bone Ingrowth is cancellous bone bone amount abundance, and forms press-fit relationship with femur handle proximal end, if
There is the induction of spongiosa bone scraps, the progress of Bone Ingrowth can be accelerated.
For bion femoral stem fixed for proximal end, best fixed form is that proximal end is closely solid between cancellous bone
It is fixed, distal end loose fit, to reduce the stress-shielding effect caused by being greater than the elasticity modulus of bone because of femoral stem elasticity modulus, thus
Mitigate thigh pain.Existing Myelocavity file does not consider this point mostly in the market, after leading to Myelocavity file filing, femoral stem and pulp cavity it
Between either proximal end still distally be interference fit.
Angle between human femur under loading neck and the line of interior outside condyle of femur is called top rake, in the process of filing pulp cavity
In, if top rake control is improper, it be easy to cause patient activity's degree limited.The cross sectional shape of currently marketed Myelocavity file distal end
It is mostly rectangle or trapezoidal, what this will lead to that the initial stage that Myelocavity file is contacted with femoral bone cavitas medullaris just secures Myelocavity file squeezes into direction,
Later period is difficult adjustment direction again.
Summary of the invention
The present invention has designed and developed Myelocavity file, goal of the invention of the invention first is that being cut by the way that annular groove is arranged in middle rear end
It cuts sword and can make in the maximum bone amount for retaining cancellous bone of near end of thighbone in proximal end setting four sides tooth-shape structure to solve
The problem of distal end of proximal end fixed femoral stem forms loose fit with femoral bone cavitas medullaris.
The second object of the present invention is by setting cylindrical shape structure for distal portion to solve Myelocavity file and pulp cavity
The problem of initial stage of contact can freely adjust the angle.
Technical solution provided by the invention are as follows:
Myelocavity file, including sequentially connected close end, middle rear end and distal portion;
Wherein, the close end includes the first medial surface and the first lateral surface being oppositely arranged, and on the inside of described first
Face and first lateral surface are globoidal structure, and the joint face of first medial surface and first lateral surface is two symmetrical
The first contralateral sides, transverse concave groove, first opposite side are offered on first medial surface and first lateral surface
Oblique groove is offered on side, and four sides tooth-shape structure is set in the oblique groove;
Around setting annular groove cutting edge on the middle rear end;And
The distal portion includes the transition part and rotating part being sequentially connected, and the rotating part is cylindrical-shaped structure.
Preferably, the middle rear end includes the second medial surface and the second lateral surface being oppositely arranged, in described second
The joint face of side and second lateral surface is two symmetrical second contralateral sides, around second medial surface, described
Annular groove cutting edge is arranged in second lateral surface and second contralateral sides.
Preferably, further includes: handle connector is fixedly mounted at the top of the close end, taps hand for connecting
Handle.
Preferably, the upper section of the transition part is trapezoid cross section, for the lower section transition with the middle rear end
Connection;And
The lower section of the transition part is circular cross-section, is connect for the upper section transition with the rotating part.
Preferably, the transverse concave groove uniform parallel arrangement;And
The oblique groove uniform parallel arrangement.
Preferably, the close end length is 60~70mm.
Preferably, the middle rear end length is 18~70mm.
Preferably, the distal portion length is 35~39mm;
Wherein, the length of the transition part is 18~20mm, and the length of the rotating part is 17~19mm.
Preferably, the cross-sectional periphery radius of the rotating part in the distal portion is 8~12mm.
Preferably, the Myelocavity file is made of stainless steel material.
The present invention compared with prior art possessed by the utility model has the advantages that
1, compared with conventional Myelocavity file, the Myelocavity file that this patent is related to can retain near end of thighbone cancellous bone to greatest extent
Bone amount, be conducive to fixation and the Bone Ingrowth of femoral stem;
2, compared with conventional Myelocavity file, the spongiosa bone scraps that the Myelocavity file filing that this patent is related to is fallen are smaller, can induce
Bone Ingrowth of the cancellous bone on femur handle proximal end coating;
3, compared with conventional Myelocavity file, the Myelocavity file posterior segment annular groove cutting edge that this patent is related to being capable of the more bone of filing
Amount makes the distal end of proximal end fixed femoral stem form loose fit with femoral bone cavitas medullaris.To reduce stress-shielding effect, thigh is reduced
The probability that pain occurs;
4, compared with conventional Myelocavity file, the Myelocavity file bottom that this patent is related to is column, can be connect in Myelocavity file and pulp cavity
The initial stage of touching freely adjusts the angle, to meet the requirement of patient femur's physiology top rake.
Detailed description of the invention
Fig. 1 is the main view of Myelocavity file of the present invention.
Fig. 2 is the left view of Myelocavity file of the present invention.
Fig. 3 is the lateral surface three-dimensional structure diagram of Myelocavity file of the present invention.
Fig. 4 is the medial surface three-dimensional structure diagram of Myelocavity file of the present invention.
Fig. 5 is the enlarged drawing in Fig. 4 at A.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art referring to specification text
Word can be implemented accordingly.
As shown in Fig. 1~5, Myelocavity file is a kind of hip replacement surgery tool, by Myelocavity file by femoral myelocavity file
After being whittled into type, implanted femur handle prosthese, the working principle of Myelocavity file is to be cut after by percussion active force using the cutting edge on body
The cancellous bone in femoral bone cavitas medullaris is cut, Myelocavity file provided by the invention is made of stainless steel material, and the main structure of Myelocavity file includes
Sequentially connected close end 110, middle rear end 120 and distal portion 130;Wherein, close end 110 includes in first be oppositely arranged
Side 110a and the first lateral surface 110b, and the first medial surface 110a and the first lateral surface 110b is globoidal structure, in first
The joint face of side 110a and the first lateral surface 110b are two symmetrical first contralateral sides 110c, in the first medial surface 110a
With transverse concave groove is offered on the first lateral surface 110b, offer oblique groove on the first contralateral sides 110c, and oblique
Four sides tooth-shape structure 111 is set in groove;Around setting annular groove cutting edge on middle rear end 120;Distal portion 130 includes successively phase
Transition part 131 and rotating part 132 even, and rotating part 132 is cylindrical-shaped structure.
In another embodiment, middle rear end 120 includes the second medial surface 120a and the second lateral surface being oppositely arranged
120b, the second medial surface 120a and the joint face in the second outside face 120b are two symmetrical second contralateral sides 120c, are surround
Annular groove cutting edge is arranged in second medial surface 120a, the second lateral surface 120b and the second contralateral sides 120c.
In another embodiment, further includes: handle connector 200 is fixedly mounted on 110 top of close end, is used for
Connection taps handle.
In another embodiment, the upper section of transition part 131 is trapezoidal, for the lower section mistake with middle rear end 120
Cross connection;The lower section of transition part 131 is circular cross-section, is connect for the upper section transition with rotating part 132.
In another embodiment, transverse concave groove uniform parallel is arranged, oblique groove uniform parallel arrangement.
In another embodiment, 110 length of close end is 60~70mm, and middle 120 length of rear end is 18~70mm, far
130 length of end is 35~39mm;Wherein, the length of the transition part 131 of distal portion 130 is 18~20mm, the length of rotating part 132
Degree is 17~19mm, and the cross-sectional periphery radius of the rotating part 132 in distal portion 130 is 8~12mm.
When the working principle of the invention includes: hip replacement surgery, Myelocavity file is connect by handle connector with handle,
Myelocavity file squeezed into pulp cavity by tapping handle, thus by pulp cavity fashion into and type femoral bone end prosthesis relative to shape, in pulp cavity
The initial stage contacted with femoral bone cavitas medullaris is filed, since the rotating part of Myelocavity file distal portion is column, and does not have tooth, can freely turn
It is dynamic, it adjusts and Myelocavity file is squeezed into pulp cavity after leaning forward angular direction, during Myelocavity file is driven into pulp cavity, middle rear end annular groove
Cutting edge can the more bone amount of filing, so that the distal end of close end fixed femoral stem and femoral bone cavitas medullaris is formed loose fit, in marrow
Chamber file be driven into pulp cavity during, proximal end four sides tooth-shape structure in filing femoral bone cavitas medullaris, can filing fall a part of spongiosa
Bone, but can also retain a part of bone amount simultaneously, while so that the close end of type femoral bone end prosthesis and femoral bone cavitas medullaris is formed interference fit
Retain bone amount to greatest extent, promotes Bone Ingrowth, the cancellous bone chip shapes fallen by four sides tooth-shape structure filing are smaller, can lure
Cancellous bone is led in the Bone Ingrowth of close end fixed femur handle proximal end.
Test example
Firstly, the Myelocavity file of the present invention and its corresponding type femoral bone end prosthesis of 5 same specifications are randomly selected, it is random to select
Take common Myelocavity file and its corresponding type femoral bone end prosthesis, coding rule of 5 same specifications as shown in table 1:
Table 1 specimen coding rule
Exemplar number | Exemplar description | Exemplar specification | Prosthese number | Prosthese description | Prosthese specification |
F1 | Invention Myelocavity file | 3# | J1 | Femoral stem | 3# |
F2 | Invention Myelocavity file | 3# | J2 | Femoral stem | 3# |
F3 | Invention Myelocavity file | 3# | J3 | Femoral stem | 3# |
F4 | Invention Myelocavity file | 3# | J4 | Femoral stem | 3# |
F5 | Invention Myelocavity file | 3# | J5 | Femoral stem | 3# |
P1 | Common Myelocavity file | 3# | J6 | Femoral stem | 3# |
P2 | Common Myelocavity file | 3# | J7 | Femoral stem | 3# |
P3 | Common Myelocavity file | 3# | J8 | Femoral stem | 3# |
P4 | Common Myelocavity file | 3# | J9 | Femoral stem | 3# |
P5 | Common Myelocavity file | 3# | J10 | Femoral stem | 3# |
Then, prepare 10, foam vacation bone, 250ml graduated cylinder, tensile testing machine and auxiliary instrument, including Myelocavity file handle
Hand, hammer, the fixture of fixed foam vacation bone, femoral stem handle.
Finally, being tested, include the following steps:
With foam bone fixture fixed foam bone, Myelocavity file of the present invention and Myelocavity file handle are connected, the present invention is related to
And Myelocavity file be driven into the femoral bone cavitas medullaris of foam bone, it is ensured that the position consistency that each Myelocavity file is squeezed into extracts Myelocavity file.
Femoral stem and femoral stem handle are installed, prosthese is numbered and squeezes into ready femoral bone cavitas medullaris for J1-J5 femoral stem,
Ensure the position consistency of each femoral stem implantation.
The threaded hole for connecting tensile testing machine and femoral stem shoulder vertically extracts type femoral bone end prosthesis, records peak pullout load.
Similarly, with common Myelocavity file prepare femoral bone cavitas medullaris, prosthese is numbered be driven into for J6-J10 femoral stem it is ready
Femoral bone cavitas medullaris measures peak pullout load.
The pulp cavity for rinsing 10 foam bones, injects pure water in pulp cavity, and measuring every foam bone with graduated cylinder can carry
Pure water volume;Experimental result is as shown in table 2, and compared with traditional Myelocavity file, the Myelocavity file that this patent is related to can retain
More femoral bone cavitas medullaris bone amount, and increase the fixing intensity of type femoral bone end prosthesis.
2 test result of table
Exemplar number | Exemplar description | Type femoral bone end prosthesis withdrawal force/N | Pure water volume/ml in pulp cavity |
F1 | Invention Myelocavity file | 181 | 226 |
F2 | Invention Myelocavity file | 178 | 232 |
F3 | Invention Myelocavity file | 185 | 229 |
F4 | Invention Myelocavity file | 170 | 223 |
F5 | Invention Myelocavity file | 174 | 231 |
P1 | Common Myelocavity file | 158 | 205 |
P2 | Common Myelocavity file | 161 | 211 |
P3 | Common Myelocavity file | 152 | 213 |
P4 | Common Myelocavity file | 165 | 206 |
P5 | Common Myelocavity file | 151 | 199 |
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend shown and described herein.
Claims (10)
1. Myelocavity file, which is characterized in that including sequentially connected close end, middle rear end and distal portion;
Wherein, the close end includes the first medial surface and the first lateral surface being oppositely arranged, and first medial surface and
First lateral surface is globoidal structure, and the joint face of first medial surface and first lateral surface is two symmetrical the
One contralateral sides offer transverse concave groove, first contralateral sides on first medial surface and first lateral surface
On offer oblique groove, and in the oblique groove be arranged four sides tooth-shape structure;
Around setting annular groove cutting edge on the middle rear end;And
The distal portion includes the transition part and rotating part being sequentially connected, and the rotating part is cylindrical-shaped structure.
2. Myelocavity file as described in claim 1, which is characterized in that the middle rear end includes the second medial surface being oppositely arranged
With the second lateral surface, the joint face of second medial surface and second lateral surface is two symmetrical second contralateral sides,
Around second medial surface, second lateral surface and second contralateral sides, annular groove cutting edge is set.
3. Myelocavity file as claimed in claim 2, which is characterized in that further include: handle connector is fixedly mounted on described close
End top taps handle for connecting.
4. Myelocavity file as claimed in claim 3, which is characterized in that the upper section of the transition part be trapezoid cross section, for
The lower section transition of the middle rear end connects;And
The lower section of the transition part is circular cross-section, is connect for the upper section transition with the rotating part.
5. such as Myelocavity file of any of claims 1-4, which is characterized in that the transverse concave groove uniform parallel arrangement;
And
The oblique groove uniform parallel arrangement.
6. Myelocavity file as claimed in claim 5, which is characterized in that the close end length is 60~70mm.
7. Myelocavity file as claimed in claim 6, which is characterized in that the middle rear end length is 18~70mm.
8. Myelocavity file as claimed in claim 7, which is characterized in that the distal portion length is 35~39mm;
Wherein, the length of the transition part is 18~20mm, and the length of the rotating part is 17~19mm.
9. Myelocavity file as claimed in claim 8, which is characterized in that the cross-sectional periphery radius of the rotating part in the distal portion is
8~12mm.
10. the Myelocavity file as described in any one of claim 6-9, which is characterized in that the Myelocavity file is by stainless steel material system
At.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811430709.XA CN109394300B (en) | 2018-11-28 | 2018-11-28 | Marrow cavity file |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811430709.XA CN109394300B (en) | 2018-11-28 | 2018-11-28 | Marrow cavity file |
Publications (2)
Publication Number | Publication Date |
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CN109394300A true CN109394300A (en) | 2019-03-01 |
CN109394300B CN109394300B (en) | 2023-08-04 |
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Family Applications (1)
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CN201811430709.XA Active CN109394300B (en) | 2018-11-28 | 2018-11-28 | Marrow cavity file |
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CN (1) | CN109394300B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114748126A (en) * | 2022-04-19 | 2022-07-15 | 天衍医疗器材有限公司 | Knee joint revision file |
USD1046152S1 (en) | 2022-06-29 | 2024-10-08 | Depuy Ireland Unlimited Company | Femoral broach |
Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5456717A (en) * | 1992-12-07 | 1995-10-10 | Plus Endoprothtik Ag | Stem for a femoral hip-joint endoprosthesis |
WO1996009011A1 (en) * | 1994-09-21 | 1996-03-28 | Johnson Lanny L | Instrumentation for proximal femoral compaction broaching |
US5681315A (en) * | 1995-05-31 | 1997-10-28 | Szabo; Zsolt | Bone marrow rasp |
US6143012A (en) * | 1997-05-06 | 2000-11-07 | Orthofix S.R.L. | Intramedullary awl assembly for preparation for a femoral-style nailing |
US20040249384A1 (en) * | 2003-02-04 | 2004-12-09 | Blaha J. David | Compacting broach |
CN201668450U (en) * | 2010-04-23 | 2010-12-15 | 创生医疗器械(江苏)有限公司 | Medullary cavity file |
US20110160733A1 (en) * | 2009-12-23 | 2011-06-30 | Aesculap Ag | Modular prosthesis rasp |
FR2961684A1 (en) * | 2010-06-25 | 2011-12-30 | T O | Femoral shaft preparation and surgical instrument assembly for implantation of femoral rod, has receiving cavity worked by smoothing rasp including section corresponding to shape and dimension of chosen size of femoral rod |
CN102573667A (en) * | 2009-04-02 | 2012-07-11 | 马丁·M·马劳尔 | Bone rifling system and method of treating bone using the system |
US20120245700A1 (en) * | 2011-03-24 | 2012-09-27 | Sidebotham Christopher G | Load bearing implants |
US20140277540A1 (en) * | 2013-03-15 | 2014-09-18 | Filip Leszko | Tibial impaction guide surgical instrument and method of using same |
CN206603794U (en) * | 2016-11-30 | 2017-11-03 | 嘉思特华剑医疗器材(天津)有限公司 | Easily import extended type femoral bone cavitas medullaris file |
CN107647899A (en) * | 2016-07-26 | 2018-02-02 | 北京蒙太因医疗器械有限公司 | Osteotomy device for replacement knee in arthroplasty |
CN207412212U (en) * | 2017-03-07 | 2018-05-29 | 上海长海医院 | Bone-cement type hip replacement femoral myelocavity file |
-
2018
- 2018-11-28 CN CN201811430709.XA patent/CN109394300B/en active Active
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5456717A (en) * | 1992-12-07 | 1995-10-10 | Plus Endoprothtik Ag | Stem for a femoral hip-joint endoprosthesis |
WO1996009011A1 (en) * | 1994-09-21 | 1996-03-28 | Johnson Lanny L | Instrumentation for proximal femoral compaction broaching |
US5681315A (en) * | 1995-05-31 | 1997-10-28 | Szabo; Zsolt | Bone marrow rasp |
US6143012A (en) * | 1997-05-06 | 2000-11-07 | Orthofix S.R.L. | Intramedullary awl assembly for preparation for a femoral-style nailing |
US20040249384A1 (en) * | 2003-02-04 | 2004-12-09 | Blaha J. David | Compacting broach |
CN102573667A (en) * | 2009-04-02 | 2012-07-11 | 马丁·M·马劳尔 | Bone rifling system and method of treating bone using the system |
US20110160733A1 (en) * | 2009-12-23 | 2011-06-30 | Aesculap Ag | Modular prosthesis rasp |
CN201668450U (en) * | 2010-04-23 | 2010-12-15 | 创生医疗器械(江苏)有限公司 | Medullary cavity file |
FR2961684A1 (en) * | 2010-06-25 | 2011-12-30 | T O | Femoral shaft preparation and surgical instrument assembly for implantation of femoral rod, has receiving cavity worked by smoothing rasp including section corresponding to shape and dimension of chosen size of femoral rod |
US20120245700A1 (en) * | 2011-03-24 | 2012-09-27 | Sidebotham Christopher G | Load bearing implants |
US20140277540A1 (en) * | 2013-03-15 | 2014-09-18 | Filip Leszko | Tibial impaction guide surgical instrument and method of using same |
CN107647899A (en) * | 2016-07-26 | 2018-02-02 | 北京蒙太因医疗器械有限公司 | Osteotomy device for replacement knee in arthroplasty |
CN206603794U (en) * | 2016-11-30 | 2017-11-03 | 嘉思特华剑医疗器材(天津)有限公司 | Easily import extended type femoral bone cavitas medullaris file |
CN207412212U (en) * | 2017-03-07 | 2018-05-29 | 上海长海医院 | Bone-cement type hip replacement femoral myelocavity file |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114748126A (en) * | 2022-04-19 | 2022-07-15 | 天衍医疗器材有限公司 | Knee joint revision file |
USD1046152S1 (en) | 2022-06-29 | 2024-10-08 | Depuy Ireland Unlimited Company | Femoral broach |
Also Published As
Publication number | Publication date |
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CN109394300B (en) | 2023-08-04 |
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