CN105342682B - A kind of synthetism panel assembly for Methods for Distal Femoral Fractures - Google Patents
A kind of synthetism panel assembly for Methods for Distal Femoral Fractures Download PDFInfo
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- CN105342682B CN105342682B CN201510852368.5A CN201510852368A CN105342682B CN 105342682 B CN105342682 B CN 105342682B CN 201510852368 A CN201510852368 A CN 201510852368A CN 105342682 B CN105342682 B CN 105342682B
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- China
- Prior art keywords
- bone plate
- arc
- subplate
- mainboard
- shaped protrusions
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Classifications
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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
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8061—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B2017/564—Methods for bone or joint treatment
Abstract
The invention discloses a kind of synthetism panel assembly for Methods for Distal Femoral Fractures, including bone plate mainboard and bone plate subplate, wherein, bone plate mainboard brings out in close femoral far and an arc-shaped protrusions is provided with bottom surface, the rear and front end of arc-shaped protrusions is respectively arranged with some interim screw holes, and bone plate mainboard opens up fluted around arc-shaped protrusions；The size of bone plate subplate is adapted with the size of groove, bone plate subplate is provided with the open slot corresponding with arc-shaped protrusions at middle part, screw corresponding with interim screw hole is provided with the rear and front end of open slot, when the arc-shaped protrusions of bone plate mainboard insert the locating slot of bone plate subplate, bone plate subplate is embedded into the inside grooves of bone plate mainboard, meanwhile, interim screw hole is corresponding with screw.The present invention can realize stable firm fixation, be prevented effectively from eccentric fixation and the generation of bone nonunion.
Description
Technical field
The present invention relates to medical instruments field, it is the implanted device of a treatment Methods for Distal Femoral Fractures, is specifically related to one kind
Synthetism panel assembly for Methods for Distal Femoral Fractures.
Background technology
Micro wound coaptation plate osteopathy (MIPO) is a kind of technology of modern fracture fixation, and it uses succinct reduction of the fracture skill
Art, fracture reduction is maintained using the Interal fixation without pressurization, surgical exposure and soft tissue extent of exfoliation has been reached minimum,
Improve union rate.The treatment means of current Methods for Distal Femoral Fractures typically have following several method：The first is distal femur
Dissection type bone fracture plate, this bone plate is the relatively early interior fixation implant occurred, is characterized in designing the solution for meeting distal femur
Form is cutd open, Clinical practice is very convenient, but there is no row " locking " design between its screw and steel plate；Second is distal femur
Anatomical type locking plate, this bone plate is on the basis of the first distal femur dissection type bone fracture plate, in fixing screws
Using locking design between bone plate, so after screw is screwed into femur, the screw thread between tail cap and bone plate can be mutual
Occlusion forms stable fixation, and the advantage of this design is the stability for significantly increasing bone plate, improves the healing of fracture
Rate.
Both the above internal fixation method its have the shortcomings that one it is common be eccentric fixation, for intact on the inside of distal femur
Damage, not with the fracture of bone cips, therapeutic effect is more satisfactory, and can not be managed for inner side bony defect or with bone cips
Want what is resetted, such as butterfly bone piece, be respectively formed outside the localised tension band strong point and move after typically fixing, bone plate stress raisers,
So being clinically readily formed the disconnected plate of bone plate and bone nonunion, this is the difficult point of current Methods for Distal Femoral Fractures clinical treatment.
The third method is that distal femur falls to beat intramedullary nail, and the advantage of this inside-fixture is that of avoiding above bone plate
Shortcoming, becomes fixed centered on bias is fixed, meanwhile, because the cross section of intramedullary nail is circular, have more compared with the section of bone plate
Lateral separation, it is clinical so there is the safer distance of relative bone plate between its medial support band and the tension band in outside
Safer interior fixed support can be provided for Methods for Distal Femoral Fractures, be clinically to solve Methods for Distal Femoral Fractures at present with interior side seam
The prefered method of defect.But, the problem of it also exposes many in clinic needs to open knee pass when being its interplantation first
Section, has a certain impact to postoperative knee joint function, secondly because the pulp cavity of distal femur is the destructing of horn mouth sample, intramedullary nail
Implantation can not reach good stabilization, although the pinning of distal end can reach the stabilization of part, because it is fixed on
Cancellous bone, and it has no between main portions and is fixedly secured, so distal femur can not be made to obtain enough stabilizations.Face
Bed is that bone nonunion has higher incidence.
The content of the invention
Goal of the invention：To solve problems of the prior art, the present invention, which provides one kind, can avoid bias fixed, fixed
The low synthetism panel assembly for Methods for Distal Femoral Fractures of firm and fixed mortality.
Technical scheme：To realize above-mentioned technical purpose, the synthetism panel assembly for Methods for Distal Femoral Fractures of the invention includes
There is bone plate mainboard, the bone plate mainboard top side face and one to be used to contact the bottom side of distal femur, in top side face and
Bottom side surface is respectively arranged with some screw holes, and the synthetism panel assembly also includes a bone plate subplate, the bone plate master
Plate is provided with an arc-shaped protrusions in the bottom surface of bottom side one end, and the rear and front ends of the arc-shaped protrusions is respectively arranged with some interim
Screw hole, the bone plate mainboard opens up fluted around the arc-shaped protrusions；The size of the bone plate subplate and institute
The size for stating groove is adapted, and the bone plate subplate is provided with the open slot corresponding with the arc-shaped protrusions at middle part,
The rear and front end of open slot is provided with screw corresponding with the interim screw hole, when the arc-shaped protrusions of the bone plate mainboard are inserted
When entering the open slot of the bone plate subplate, the bone plate subplate is embedded into the inside grooves of the bone plate mainboard, meanwhile,
The interim screw hole is corresponding with the screw.
Preferably, described arc-shaped protrusions be circular arc, chord length be 5~10cm, sagitta be 5~30mm, thickness be 0.5~
3mm。
10~20cm of the centre distance bone plate mainboard distal end of the chord length of the arc-shaped protrusions.
Preferably, the screw hole on described bone plate mainboard surface is lock hole, and the screw on the subplate surface is circular hole.
In Clinical practice, Methods for Distal Femoral Fractures conventional method is first according to, is entered along musculus vastus intermedius and musculus vastus lateralis gap
Enter, exposure fracture site, conventional RESET fracture site.Take bone plate subplate and interim screw to fix fracture, now note
, it is necessary to which the mainboard for after is placed and screw is fixed and leaves enough spaces when placing bone plate subplate, it is to avoid mainboard fixes spiral shell
Nail sky is beyond sclerotin.Goose saw, along femur longitudinal grooved, is then placed bone plate mainboard, made along bone plate subplate intermediate gap
Bone plate mainboard covers bone plate subplate, and screw is screwed into after electric drill femur perforate.The interim fixing screws of subplate are taken out, electric drill is again
Formal screw is inserted after reaming.Bone piece on the inside of further reduction, is then fixed, then by the screw hole of bone plate mainboard both sides
Close operative incision and complete operation.
Beneficial effect：Compared with prior art, the invention has the advantages that：
(1) by the design of the arc convex of bone plate mainboard bottom surface, bone plate perfection can be made to realize shifting in press belt,
Efficiently separate tension band and press belt, the problem of stress concentration of bone plate before effectively avoiding, it is to avoid bone plate it is disconnected
Split, the problem of fracture delayed union and disunion, simultaneously as completing to be implanted into without opening knee joint, so without worrying art
Afterwards to the influence of knee joint function；
(2) by the setting of bone plate subplate, it is easy to operator to carry out pre-determined bit to fracture, improves the accurate of operation
Property；
(3) by the cooperation of bone plate mainboard and bone plate subplate, fixed stability is on the one hand ensure that, on the other hand
The flexibility of operation is also increased, is easy to doctor to operate, the incidence of bone nonunion is reduced.
Brief description of the drawings
Fig. 1 is the elevational schematic view of the synthetism panel assembly of the present invention；
Fig. 2 is the schematic top plan view of the synthetism panel assembly of the present invention,
Wherein, 1 is bone plate mainboard, and 2 be bone plate subplate, and 3 be arc-shaped protrusions, and 4 be open slot, and 5 be interim screw hole,
6 be screw.
Embodiment
To make embodiments of the invention technical problem, technical scheme and the advantage to be solved clearer, below in conjunction with
Drawings and the specific embodiments are described in detail.
As depicted in figs. 1 and 2, the synthetism panel assembly for Methods for Distal Femoral Fractures of the invention includes the He of bone plate mainboard 1
Bone plate subplate 2, the global shape of the bottom side of bone plate mainboard 1 is relative with the dissection profile of distal femur lateral surface, is connecing
The bottom side of hone lamella mainboard 1 and top side face are provided at both ends with some screw holes.
Bone plate mainboard 1 is provided with an arc-shaped protrusions 3 in the bottom surface at distal femur (i.e. at bottom side), and arc is dashed forward
The rear and front end for playing 3 is respectively arranged with one group of interim screw hole 5, per side two, totally 4.Bone plate mainboard 1 is in arc-shaped protrusions 3
Around open up fluted；The size of bone plate subplate is adapted with the size of groove, bone plate subplate 2 be provided with middle part with
The corresponding open slot 4 of arc-shaped protrusions 3, screw 6 corresponding with interim screw hole 5 is provided with the rear and front end of open slot 4, when
During the open slot 4 of the insertion bone plate of arc-shaped protrusions 3 subplate 2 of bone plate mainboard 1, bone plate subplate 2 is embedded into bone plate mainboard 1
Inside grooves, meanwhile, interim screw hole 5 is corresponding with screw 6.
In clinical practice, operated in accordance with the following steps：
(1) Methods for Distal Femoral Fractures conventional method is first according to, is entered along musculus vastus intermedius and musculus vastus lateralis gap, exposure fracture
The broken ends of fractured bone, conventional RESET fracture site.
(2) take bone plate subplate and interim screw to fix fracture, now note when placing bone plate subplate, it is necessary to for it
Mainboard afterwards is placed and screw is fixed and leaves enough spaces, it is to avoid mainboard fixing screws sky is beyond sclerotin.
(3) goose saw, along femur longitudinal grooved, then places bone plate mainboard, makes bone plate mainboard along subplate intermediate gap
Arc convex be inserted into the open slot of bone plate subplate, cover bone plate subplate, be screwed into interim spiral shell after electric drill femur perforate
Nail.
(4) the interim screw of subplate is taken out, electric drill inserts formal screw after reaming again.Bone piece on the inside of further reduction, so
Fixed afterwards by the screw hole of bone plate mainboard bottom side and top side face two ends, be then shut off operative incision and complete operation.
The present invention sets an arc convex by the bottom surface in conventional bone plate at distal femur, while increase by one
Individual bone plate subplate, the problem of being effectively prevented from disconnected plate and the nonunion that eccentric fixing band is come, improves the steady of fixation
It is qualitative, reduce mortality.Foregoing description is only the exemplary explanation of the present invention, and those skilled in the art can be in this hair
Some changes are made on the basis of bright design, the present embodiment is not construed as limiting the scope of the invention.
Claims (4)
1. a kind of synthetism panel assembly for Methods for Distal Femoral Fractures, including bone plate mainboard, the bone plate mainboard have a top
Side and a bottom side for contacting distal femur, some screw holes are respectively arranged with top side face and bottom side surface, its
It is characterised by, the synthetism panel assembly also includes a bone plate subplate, the bone plate mainboard is set in the bottom surface of bottom side one end
An arc-shaped protrusions are equipped with, the rear and front end of the arc-shaped protrusions is respectively arranged with some interim screw holes, the bone plate mainboard
Open up fluted around the arc-shaped protrusions；The size of the bone plate subplate is adapted with the size of the groove, institute
State bone plate subplate and the open slot corresponding with the arc-shaped protrusions is provided with middle part, be provided with the rear and front end of open slot
Screw corresponding with the interim screw hole, when the arc-shaped protrusions of the bone plate mainboard insert the opening of the bone plate subplate
During groove, the bone plate subplate is embedded into the inside grooves of the bone plate mainboard, meanwhile, the interim screw hole and the spiral shell
Hole is corresponding.
2. the synthetism panel assembly according to claim 1 for Methods for Distal Femoral Fractures, it is characterised in that described arc is dashed forward
It is circular arc to rise, and chord length is 5~10cm, and sagitta is 5~30mm, and thickness is 0.5~3mm.
3. the synthetism panel assembly according to claim 2 for Methods for Distal Femoral Fractures, it is characterised in that the arc-shaped protrusions
Chord length centre distance bone plate top side face 10~20cm of top.
4. the synthetism panel assembly according to claim 1 for Methods for Distal Femoral Fractures, it is characterised in that described bone plate
The screw hole on mainboard surface is lock hole, and the screw on the subplate surface is circular hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510852368.5A CN105342682B (en) | 2015-11-30 | 2015-11-30 | A kind of synthetism panel assembly for Methods for Distal Femoral Fractures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510852368.5A CN105342682B (en) | 2015-11-30 | 2015-11-30 | A kind of synthetism panel assembly for Methods for Distal Femoral Fractures |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105342682A CN105342682A (en) | 2016-02-24 |
| CN105342682B true CN105342682B (en) | 2017-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510852368.5A Active CN105342682B (en) | 2015-11-30 | 2015-11-30 | A kind of synthetism panel assembly for Methods for Distal Femoral Fractures |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107789045B (en) * | 2017-11-15 | 2019-08-06 | 张平 | The dedicated internal fixation device of Hoffa fracture |
| CN108042193B (en) * | 2018-01-25 | 2024-03-15 | 宁波市第六医院 | Femur double-side positioning steel plate |
| CN108186098B (en) * | 2018-01-25 | 2024-03-15 | 宁波市第六医院 | Femur double-side positioning steel plate |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4957496A (en) * | 1988-11-11 | 1990-09-18 | Mecron Medizinische Produkte Gmbh | Slotted slide plate assembly for osteosynthesis |
| FR2721195B1 (en) * | 1994-06-21 | 1996-09-13 | Jacques Afriat | Device for placing a plate-blade for performing a re-orientation osteotomy in a bone area. |
| EP1308135A2 (en) * | 2001-10-30 | 2003-05-07 | Königsee Implantate und Instrumente zur Ostheosynthese GmbH | Device for stabilising the tibia and/or the head of the tibia after osteotomy surgery |
| CN104939903A (en) * | 2014-03-25 | 2015-09-30 | 爱派司生技股份有限公司 | Femur fixing device |
| CN205198116U (en) * | 2015-11-30 | 2016-05-04 | 泰州市人民医院 | A coaptation board device for distal femur fracture |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8652142B2 (en) * | 2006-04-28 | 2014-02-18 | Acumed Llc | Osteotomy systems |
| US20080183172A1 (en) * | 2007-01-26 | 2008-07-31 | Zimmer Technology, Inc. | Retention feature for plate guides |
| US8523861B2 (en) * | 2010-08-30 | 2013-09-03 | Biomet Manufacturing, Llc | Method and apparatus for osteosynthesis |
-
2015
- 2015-11-30 CN CN201510852368.5A patent/CN105342682B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4957496A (en) * | 1988-11-11 | 1990-09-18 | Mecron Medizinische Produkte Gmbh | Slotted slide plate assembly for osteosynthesis |
| FR2721195B1 (en) * | 1994-06-21 | 1996-09-13 | Jacques Afriat | Device for placing a plate-blade for performing a re-orientation osteotomy in a bone area. |
| EP1308135A2 (en) * | 2001-10-30 | 2003-05-07 | Königsee Implantate und Instrumente zur Ostheosynthese GmbH | Device for stabilising the tibia and/or the head of the tibia after osteotomy surgery |
| CN104939903A (en) * | 2014-03-25 | 2015-09-30 | 爱派司生技股份有限公司 | Femur fixing device |
| CN205198116U (en) * | 2015-11-30 | 2016-05-04 | 泰州市人民医院 | A coaptation board device for distal femur fracture |
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| Publication number | Publication date |
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| CN105342682A (en) | 2016-02-24 |
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Effective date of registration: 20201225 Address after: 214000 area B, 1st floor, building 7, No. 1699, Huishan Avenue, Huishan Economic Development Zone, Wuxi City, Jiangsu Province Patentee after: Wuxi Beida Medical Technology Co.,Ltd. Address before: No.210, Yingchun Road, Taizhou City, Jiangsu Province 225000 Patentee before: TAIZHOU PEOPLE'S Hospital |
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