CN108056807A - A kind of twin columns propeller-type bone plate and bone-knitting device - Google Patents
A kind of twin columns propeller-type bone plate and bone-knitting device Download PDFInfo
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- CN108056807A CN108056807A CN201711475618.3A CN201711475618A CN108056807A CN 108056807 A CN108056807 A CN 108056807A CN 201711475618 A CN201711475618 A CN 201711475618A CN 108056807 A CN108056807 A CN 108056807A
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- propeller
- bone plate
- plate body
- twin columns
- bone
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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 present invention provides a kind of twin columns propeller-type bone plate and twin columns propeller-type bone-knitting devices, are related to medical instruments field.Twin columns propeller-type bone plate is used to coordinate to fix acetabular bone with lag screw, twin columns propeller-type bone plate includes plate body, plate body includes bone plate body and the first fixed part, first fixed part is connected with the one side of bone plate body, it is both provided on bone plate body and the first fixed part and puts nail hole, put nail hole and coordinate with lag screw, to fix acetabular bone, plate body is titanium plate, and lag screw is Titanium Alloy Screw.Twin columns propeller-type bone plate lag screw provided by the invention is Titanium Alloy Screw, plate body is titanium plate, the intensity of titanium alloy is better than pure titanium, lag screw is enable to cut and block with plate body, so that lag screw realizes universal lock function with plate body, it avoids old fracture of acetabulum patient lag screw is caused to move back nail due to osteoporosis and cause Unstable internal fixation, so as to improve the fixed effect of twin columns propeller-type bone-knitting device.
Description
Technical field
The present invention relates to medical instruments field, in particular to a kind of twin columns propeller-type bone plate and bone-knitting device.
Background technology
With the continuous aggravation of China human mortality aging, the incidence of the elderly's fragility fractures constantly raises in recent years, and
The quantity of old fracture of acetabulum also increases year by year, and the patient's average age for receiving Curative Effect of Acetabular Fractures is also in rising trend.Due to
The particularity of elderly population physical condition and different degrees of osteoporosis, the reset of fracture and fixed relative difficulty.
Acetabular bone is to form the important weight-bearing joints of human body lower limbs, fracture of acetabulum category intra-articular fracture,.Treatment should be according to clinic
The many factors such as performance, imaging evaluation select therapeutic scheme.It is required that anatomical reduction, strong fixation and early stage start actively and
Passive functional training.
In clinical treatment, for the Complex Acetabular of column before and after old accumulate, currently used bone plate plastotype phase
To difficulty, old fracture of acetabulum patient osteoporosis easily causes screw loosening that fracture is caused to shift again, causes operative failure.
The content of the invention
It is an object of the invention to provide a kind of twin columns propeller-type bone plate, be intended to improve existing bone plate for
The problem of old Complex Acetabular is fixed unsuccessfully due to osteoporosis.
It is an object of the invention to provide a kind of twin columns propeller-type bone-knitting devices, are intended to improve existing bone plate pair
The problem of being fixed unsuccessfully due to old Complex Acetabular is because osteoporosis.
The present invention provides a kind of technical solution：
A kind of twin columns propeller-type bone plate, for coordinating to fix acetabular bone, the twin columns propeller-type with lag screw
Bone plate includes plate body, and the plate body includes bone plate body and the first fixed part, first fixed part and the bone plate
The one side connection of body, the bone plate body puts nail hole with being both provided on first fixed part, described to put nail hole and institute
Lag screw cooperation is stated, with the fixation acetabular bone, the plate body is titanium plate.
Further, in preferred embodiments of the present invention, it is described put nail hole and put nail hole and second including first put nail hole,
The lag screw includes the first screw and the second screw, and the described first diameter for putting nail hole puts nail hole more than described second, institute
State first put nail hole for first screw fit, with the front pillar and rear pillar of the fixation acetabular bone, described second puts nail hole
For with second screw fit, with the rear pillar of the fixation acetabular bone.
Further, in preferred embodiments of the present invention, described first, which puts nail hole, is arranged on first fixed part.
Further, in preferred embodiments of the present invention, multiple second is additionally provided on first fixed part and puts nail
Hole, multiple described second, which put nail hole, is disposed side by side on first fixed part.
Further, in preferred embodiments of the present invention, the twin columns propeller-type bone plate further includes support portion, institute
It states support portion to be connected with one side of the bone plate body away from first fixed part, described is provided on the support portion
Two put nail hole.
Further, in preferred embodiments of the present invention, the support portion includes the first support plate and the second support plate,
One end of first support plate is connected with the bone plate body, one end of second support plate and the bone plate body
Connection, the one end of first support plate away from the bone plate body is with second support plate away from the bone plate body
One end connection, described second, which puts nail hole, is arranged in first support plate.
Further, in preferred embodiments of the present invention, the twin columns propeller-type bone plate further includes the second fixation
Portion and the 3rd fixed part, second fixed part and the 3rd fixed part connect with the bone plate body and the first fixed part
The one side connection connect, first fixed part, the second fixed part and the 3rd fixed part are arranged at intervals.
Further, in preferred embodiments of the present invention, the twin columns propeller-type bone plate has binding face, institute
Binding face is stated to be bonded with the acetabular bone.
Further, in preferred embodiments of the present invention, it is described put nail hole include first segment and second segment, described first
Section is opened in the binding face, and connects to form stepped hole with the second segment.
A kind of propeller-type bone-knitting device, including lag screw and twin columns propeller-type bone plate, the twin columns propeller
Type bone plate includes plate body, and the plate body includes bone plate body and the first fixed part, first fixed part and the synthetism
The one side connection of plate body is both provided on the bone plate body and first fixed part and puts nail hole, it is described put nail hole with
The lag screw cooperation, with the fixation acetabular bone, the plate body is titanium plate, and the lag screw is Titanium Alloy Screw.
The advantageous effect of twin columns propeller-type bone plate and twin columns propeller-type bone-knitting device provided by the invention is：At this
In invention, lag screw is by putting nail hole and twin columns propeller-type bone plate with merging fixation acetabular bone, and plate body is titanium plate, titanium alloy
Intensity be better than pure titanium, lag screw is enable to be blocked with plate body, so that lag screw is fixed with plate body, avoids acetabular bone
Osteoporosis and lag screw is caused to come off, so as to improve the fixed effect of twin columns propeller-type bone-knitting device.
Description of the drawings
It in order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of scope, for those of ordinary skill in the art, without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structure diagram at the first visual angle of the twin columns propeller-type bone plate that the embodiment of the present invention one provides.
Fig. 2 is the structure diagram at the second visual angle of the twin columns propeller-type bone plate that the embodiment of the present invention one provides.
Fig. 3 is the structure diagram at the 3rd visual angle of the twin columns propeller-type bone plate that the embodiment of the present invention one provides.
Fig. 4 is the structure diagram of twin columns propeller-type bone-knitting device provided by Embodiment 2 of the present invention.
Icon：10- twin columns propeller-type bone-knitting devices；100- twin columns propeller-type bones plate；110- plate bodys；120- synthetisms
Plate body；The first binding faces of 122-；The first fixed parts of 130-；The second binding faces of 132-；The second fixed parts of 140-；142- the 3rd is pasted
Conjunction face；The 3rd fixed parts of 150-；The 4th binding faces of 152-；160- support portions；The first support plates of 162-；The second support plates of 164-；
The 5th binding faces of 166-；170- puts nail hole；172- first puts nail hole；174- second puts nail hole；176- first segments；178- second
Section；180- binding faces；200- lag screws；The first screws of 210-；The second screws of 220-.
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 attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments.The present invention implementation being usually described and illustrated herein in the accompanying drawings
The component of example can configure to arrange and design with a variety of.
Therefore, below the detailed description of the embodiment of the present invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiments obtained without creative efforts belong to the model that the present invention protects
It encloses.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it is to be understood that term " on " etc. instructions orientation or position relationship be based on attached
Orientation or position relationship or the invention product shown in figure using when the orientation usually put or position relationship, either
The orientation or position relationship that those skilled in the art usually understand are for only for ease of the description present invention and simplify description, without
It is instruction or implies that signified equipment or element there must be specific orientation, with specific azimuth configuration and operation, therefore not
It is understood that as limitation of the present invention.
In addition, term " first ", " second ", " the 3rd ", " the 4th ", " the 5th " etc. are only used for distinguishing description, and cannot manage
It solves to indicate or imply relative importance.
In the description of the present invention, it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；Can be
Mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary, can be two
Connection inside element.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood in the present invention
In concrete meaning.
Embodiment one
Referring to Fig. 1, present embodiments providing a kind of twin columns propeller-type bone plate 100, it is mainly used for acetabular bone and repairs hand
In art, for smashing Both-column Fractures of Acetabulum, twin columns propeller-type bone plate 100 provided in this embodiment can be complete with acetabular bone
Full fitting improves the fixed effect of twin columns propeller-type bone plate 100.
Twin columns propeller-type bone plate 100 provided in this embodiment is formed by personalized customization, first the hip to patient
Mortar is scanned, and acetabular bone model is rebuild using medical software, the position clearly fractured, and according to fracture and repairs position
It puts and three-dimensional modeling is carried out to twin columns propeller-type bone plate 100, make the interior of the fitting acetabular bone completely of twin columns propeller-type bone plate 100
Side customizes out twin columns propeller-type bone plate 100 in orthopedic instrument company personalized designs and with pure titanium.
Twin columns propeller-type bone plate 100 provided in this embodiment includes plate body 110, and plate body 110 is titanium plate.I.e. in this reality
It applies in example, plate body 110 is made of titanium, and can reduce the hardness of plate body 110, and lag screw 200 is enable to be blocked with plate body 110,
So that lag screw 200 is fixed with plate body 110, realize the lock function of screw and plate body, avoid acetabular bone osteoporosis and
Lag screw 200 is caused to come off.
Preferably, plate body 110 is the manufacture of pure titanium, and lag screw 200 is titanium alloy manufacture, and the intensity of titanium alloy is better than pure
Titanium enables lag screw 200 to cut and block with plate body 110, so that lag screw 200 realizes Universal lock with plate body 110
Determine function.
In the present embodiment, lag screw 200 is Titanium Alloy Screw, i.e., in the present embodiment, lag screw 200 is closed by titanium
Gold is made.The intensity of titanium alloy is better than pure titanium, and lag screw 200 is enable to be blocked with plate body 110, so that lag screw
200 fix with plate body 110, realize the lock function of screw and plate body 110, avoid acetabular bone osteoporosis and cause lag screw
200 come off.
In the present embodiment, lag screw 200 includes the first screw 210 and the second screw 220, the first screw 210 and the
Two screws 220 coordinate with putting nail hole 170.
In the present embodiment, the diameter of the first screw 210 is more than the diameter of the second screw 220, and the first screw 210 is straight
Footpath is more than the length of the second screw 220.
In the present embodiment, plate body 110 includes bone plate body 120, the first fixed part 130, the second fixed part 140, the
Three fixed parts 150 and support portion 160, the first fixed part 130 are connected with the one side of bone plate body 120, support portion 160 and synthetism
One side connection of the plate body 120 away from the first fixed part 130, the second fixed part 140 and the 3rd fixed part 150 and bone plate body
120 connect close to the one side of the first fixed part 130.
In the present embodiment, bone plate body 120, the first fixed part 130, the second fixed part 140, the 3rd fixed part 150
And be both provided on support portion 160 and put nail hole 170, it puts nail hole 170 and coordinates with lag screw 200, to fix acetabular bone.
It should be noted that in the present embodiment, plate body 110 includes bone plate body 120, the first fixed part 130, second
Fixed part 140, the 3rd fixed part 150 and support portion 160, but it is without being limited thereto, in other embodiments of the invention, plate body
110 can only include 120 and first fixed part 130 of bone plate body, can also only include the fixation of bone plate body 120, first
Any one in 130 and second fixed part 140 of portion, the second fixed part 140, support portion 160 or any two, with this implementation
The equivalent scheme of example, can achieve the effect that the present embodiment, within the scope of the present invention.
In the present embodiment, the first fixed part 130, the second fixed part 140 and the 3rd fixed part 150 are disposed on synthetism
The one side of plate body 120, the first fixed part 130 are connected with one end of bone plate body 120, the 3rd fixed part 150 and bone plate
The other end connection of body 120, the second fixed part 140 are connected in bone plate body 120.
It should be noted that in the present embodiment, the first fixed part 130 is connected with one end of bone plate body 120, the 3rd
Fixed part 150 is connected with the other end of bone plate body 120, and the second fixed part 140 is connected in bone plate body 120.But not
It is limited to this, in other embodiments of the invention, the first fixed part 130 can be connected with any position of bone plate body 120,
3rd fixed part 150 can be connected with any position of bone plate body 120, and the scheme being equal with the present embodiment can reach
The effect of the present embodiment within the scope of the present invention.
Referring to Fig. 2, in the present embodiment, support portion 160 includes the first support plate 162 and the second support plate 164, first
One end of support plate 162 is connected with bone plate body 120, and one end of the second support plate 164 is connected with bone plate body 120, the
The one end of one support plate 162 away from bone plate body 120 is connected with second one end of support plate 164 away from bone plate body 120.
Support portion 160 and the tetragonal body of acetabular bone support, and can play a supporting role to acetabular bone tetragonal body, ensure that twin columns propeller-type connects
The fixed effect of bone plate 100.
In the present embodiment, the first support plate 162, the second support plate 164 and the connection of bone plate body 120 form triangle
Shape.The weight of twin columns propeller-type bone plate 100 can be mitigated, saved cost.Reduce twin columns propeller-type synthetism simultaneously
The contact area of plate 100 and acetabular bone, alleviates the secondary injury to patient.
In the present embodiment, nail hole 170 is put to be interference fitted with lag screw 200.It can make lag screw 200 and put nail hole
170 clampings, acetabular bone osteoporosis, lag screw 200 come off from acetabular bone, put nail hole 170 and are interference fitted energy with lag screw 200
Enough it is lag screw 200 and to put 170 clamping of nail hole, so that lag screw 200 realizes universal lock function with plate body 110, keeps away
Having exempted from acetabular bone osteoporosis causes lag screw 200 to come off, and ensure that the fixed effect of twin columns propeller-type bone plate 100.
In the present embodiment, put nail hole 170 and put nail hole 172 and second including first and put nail hole 174, first puts nail hole 172
Coordinate with the first screw 210, to fix the rear pillar of acetabular bone.Second puts nail hole 174 coordinates with the second screw 220, to fix acetabular bone
Greater sciatic notch upper area bone piece.
In the present embodiment, first the correspondence of nail hole 172 is put using 6.5mm systems lag screw 200, second puts nail hole 174
Using 3.5mm systems lag screw 200, bone plate is positioned over the medial surface of acetabular bone, makes twin columns propeller provided in this embodiment
Type bone plate 100 can fix forward and backward column and fix acetabular bone quadrilateral.
In the present embodiment, putting nail hole 170 includes first segment 176 and second segment 178, and first segment 176 connects with second segment 178
It is logical to form stepped hole.
In the present embodiment, the diameter of second segment 178 is more than the diameter of first segment 176.
It should be noted that in the present embodiment, the diameter of second segment 178 is more than the diameter of first segment 176, but unlimited
In this, in other embodiments of the invention, the diameter of first segment 176 can be more than or equal to the diameter of second segment 178.With
The equivalent scheme of the present embodiment, can achieve the effect that the present embodiment, within the scope of the present invention.
In the present embodiment, first put nail hole 172 and be arranged on the first fixed part 130.First puts the drawing of nail hole 172 and first
Power screw 200 coordinates, to fix the rear pillar of acetabular bone.
In the present embodiment, second is additionally provided on the first fixed part 130 and puts nail hole 174, second puts nail hole 174 and second
Screw 220 coordinates, the front pillar of fixed acetabular bone.In the present embodiment, there are two put nail hole 170 on the first fixed part 130.
It should be understood that can not only set two to put nail hole 170 on the first fixed part 130, nail is put on the first fixed part 130
The quantity in hole 170 does not limit specifically.
In the present embodiment, second put nail hole 174 and coordinate with the second screw 220, the second screw 220 is into column before and after acetabular bone
During bone piece, direction can rotate within a preset range, avoid squeezing into acetabular fossa.
In the present embodiment, preset range is that 15 degree of scope is rotated to put the central axes of nail hole 170 as axis.
Referring to Fig. 3, in the present embodiment, twin columns propeller-type bone plate 100 further includes binding face 180, binding face 180
It is bonded on the inside of the pelvis edge of acetabular bone, binding face 180 can quickly position fracture with being bonded completely on the inside of the pelvis edge of acetabular bone
Position plays a supporting role to acetabular anterior column, improves the fixed effect of Acetabular Both-column propeller-type bone plate 100.
In the present embodiment, bone plate body 120 is bonded with the first binding face 122, the first fixed part 130 with second
Face 132, the second fixed part 140 are with the 3rd binding face 142, the 3rd fixed part 150 with the 4th binding face 152, support portion 160
With the 5th binding face 166, the first binding face 122, the second binding face 132, the 3rd binding face 142, the 4th binding face 152 and
Five binding faces 166 form binding face 180, and the first segment 176 for putting nail hole 170 is opened in binding face 180.
The operation principle of twin columns propeller-type bone plate 100 provided in this embodiment：In the present embodiment, first with fitting
Fitting acetabular bone is removed in face 180, when binding face 180 is bonded completely with acetabular bone, that is, the position of fracture is determined.First puts nail hole 172
Coordinate with the first screw 210, second puts nail hole 174 coordinates with the second screw 220, and the first screw 210 puts nail hole 172 through first
Into acetabular bone, the second screw 220 puts nail hole 174 into greater sciatic notch top through second, so as to secure acetabular bone.In this reality
It applies in example, plate body 110 is made of pure titanium, and lag screw 200 is made of titanium alloy, and lag screw 200 is with putting 170 mistake of nail hole
It is full of cooperation.In the present embodiment, support portion 160 and the tetragonal body of acetabular bone contradict, and can play a supporting role to acetabular bone tetragonal body.
In conclusion twin columns propeller-type bone plate 100 provided in this embodiment, in the present embodiment, first with fitting
Fitting acetabular bone is removed in face 180, when binding face 180 is bonded completely with acetabular bone, that is, the position of fracture is determined.First puts nail hole 172
Coordinate with the first screw 210, second puts nail hole 174 coordinates with the second screw 220, and the first screw 210 puts nail hole 172 through first
Into acetabular bone, the second screw 220 puts nail hole 174 into acetabular bone through second, so as to secure acetabular bone.In the present embodiment, plate
Body 110 is made of pure titanium, and lag screw 200 is made of titanium alloy, and lag screw 200 is interference fitted with putting nail hole 170.
In the present embodiment, support portion 160 and the tetragonal body of acetabular bone contradict, and can play a supporting role to acetabular bone.It is provided in this embodiment
Twin columns propeller-type bone plate 100 is put nail hole 172 with first by the first screw 210 and is coordinated, and makes twin columns propeller-type bone plate
100 can fix front pillar but also fix rear pillar, and in the present embodiment, lag screw 200 is Titanium Alloy Screw, and plate body 110 is titanium
Plate, the intensity of titanium alloy are better than pure titanium, lag screw 200 are enable to be blocked with plate body 110 so that lag screw 200 with
Plate body 110 is fixed, and avoids acetabular bone osteoporosis and lag screw 200 is caused to come off, and realizes the universal of bone plate and screw
Lock function, so as to improve the fixed effect of twin columns propeller-type bone plate 100.
Embodiment two
Referring to Fig. 4, present embodiments providing a kind of twin columns propeller-type bone-knitting device 10, acetabular bone reparation is mainly used in
In operation, for smashing Both-column Fractures of Acetabulum, twin columns propeller-type bone-knitting device 10 provided in this embodiment can be with hip
Mortar is bonded completely, improves the fixed effect of twin columns propeller-type bone-knitting device 10.
In order to briefly describe, the present embodiment part does not refer to that part can be found in embodiment one.
The twin columns propeller-type synthetism that twin columns propeller-type bone-knitting device 10 includes lag screw 200 and embodiment one provides
Plate 100, lag screw 200 coordinate with putting nail hole 170, so as to fixed acetabular bone.
In the present embodiment, lag screw 200 includes the first screw 210 and the second screw 220, the first screw 210 and the
One, which puts nail hole 172, coordinates, to fix the rear pillar of acetabular bone.Second screw 220 and second puts nail hole 174 and coordinates to fix acetabular bone
Forward and backward column and cubic body region.
The operation principle of twin columns propeller-type bone-knitting device 10 provided in this embodiment：In the present embodiment, first with patch
Fitting acetabular bone is removed in conjunction face 180, when binding face 180 is bonded completely with acetabular bone, that is, the position of fracture is determined.First puts nail hole
172 coordinate with the first screw 210, and second puts nail hole 174 coordinates with the second screw 220, and the first screw 210 puts nail hole through first
172 enter acetabular posterior column, and the second screw 220 puts nail hole 174 into acetabular anterior column through second, so as to secure acetabular bone.At this
In embodiment, plate body 110 is made of pure titanium, and lag screw 200 is made of titanium alloy, and lag screw 200 is with putting nail hole 170
Interference fit.In the present embodiment, support portion 160 and the tetragonal body of acetabular bone contradict, and support can be played to acetabular bone tetragonal body and is made
With.
In conclusion twin columns propeller-type bone plate 100 provided in this embodiment, in the present embodiment, first with fitting
Fitting acetabular bone is removed in face 180, when binding face 180 is bonded completely with acetabular bone, that is, the position of fracture is determined.First puts nail hole 172
Coordinate with the first screw 210, second puts nail hole 174 coordinates with the second screw 220, and the first screw 210 puts nail hole 172 through first
Into acetabular posterior column, the second screw 220 puts nail hole 174 into acetabular anterior column through second, so as to secure acetabular bone.In this implementation
In example, plate body 110 is made of pure titanium, and lag screw 200 is made of titanium alloy, and lag screw 200 is with putting 170 interference of nail hole
Cooperation.In the present embodiment, support portion 160 and the tetragonal body of acetabular bone contradict, and can play a supporting role to acetabular bone tetragonal body.This
The twin columns propeller-type bone-knitting device 10 that embodiment provides is put nail hole 172 with first by the first screw 210 and is coordinated, and makes twin columns spiral shell
Rotation paddle type bone plate 100 can fix front pillar but also fix rear pillar, and in the present embodiment, lag screw 200 is Titanium Alloy Screw,
Plate body 110 is Titanium board, and the intensity of titanium alloy is better than pure titanium, lag screw 200 is enable to be blocked with plate body 110, so that
Lag screw 200 is fixed with plate body 110, avoids acetabular bone osteoporosis and lag screw 200 is caused to come off, realize bone plate
With the universal lock function of screw, so as to improve the fixed effect of twin columns propeller-type bone-knitting device 10.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of twin columns propeller-type bone plate, for coordinating to fix acetabular bone with lag screw, which is characterized in that the twin columns
Propeller-type bone plate includes plate body, and the plate body includes bone plate body and the first fixed part, first fixed part and institute
The one side connection of bone plate body is stated, the bone plate body puts nail hole with being both provided on first fixed part, described to put
Nail hole coordinates with the lag screw, and with the fixation acetabular bone, the plate body is titanium plate.
2. twin columns propeller-type bone plate according to claim 1, which is characterized in that the nail hole of putting puts nail including first
Nail hole is put in hole and second, and the lag screw includes the first screw and the second screw, and the described first diameter for putting nail hole is more than institute
State second and put nail hole, described first put nail hole for first screw fit, with the front pillar and rear pillar of the fixation acetabular bone,
Described second put nail hole for second screw fit, with the rear pillar of the fixation acetabular bone.
3. twin columns propeller-type bone plate according to claim 2, which is characterized in that described first, which puts nail hole, is arranged on institute
It states on the first fixed part.
4. twin columns propeller-type bone plate according to claim 3, which is characterized in that also set up on first fixed part
There are multiple second to put nail hole, multiple described second, which put nail hole, is disposed side by side on first fixed part.
5. twin columns propeller-type bone plate according to claim 2, which is characterized in that the twin columns propeller-type bone plate
Support portion is further included, the support portion is connected with one side of the bone plate body away from first fixed part, the support
Described second is provided in portion and puts nail hole.
6. twin columns propeller-type bone plate according to claim 5, which is characterized in that the support portion includes the first support
Plate and the second support plate, one end of first support plate are connected with the bone plate body, one end of second support plate
It is connected with the bone plate body, the one end of first support plate away from the bone plate body and second support plate are remote
One end connection from the bone plate body, described second, which puts nail hole, is arranged in first support plate.
7. twin columns propeller-type bone plate according to claim 1, which is characterized in that the twin columns propeller-type bone plate
Further include the second fixed part and the 3rd fixed part, second fixed part and the 3rd fixed part with the bone plate body
The one side connection being connected with the first fixed part, first fixed part, the second fixed part and the 3rd fixed part are arranged at intervals.
8. twin columns propeller-type bone plate according to claim 1, which is characterized in that the twin columns propeller-type bone plate
Also there is binding face, the binding face is bonded with the acetabular bone.
9. twin columns propeller-type bone plate according to claim 8, which is characterized in that it is described put nail hole include first segment and
Second segment, the first segment is opened in the binding face, and connects to form stepped hole with the second segment.
10. a kind of twin columns propeller-type bone-knitting device, which is characterized in that including lag screw and such as any one of claim 1-9
The twin columns propeller-type bone plate, the lag screw are Titanium Alloy Screw, and the lag screw is matched somebody with somebody with the nail hole of putting
It closes, with the fixation acetabular bone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711475618.3A CN108056807A (en) | 2017-12-29 | 2017-12-29 | A kind of twin columns propeller-type bone plate and bone-knitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711475618.3A CN108056807A (en) | 2017-12-29 | 2017-12-29 | A kind of twin columns propeller-type bone plate and bone-knitting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108056807A true CN108056807A (en) | 2018-05-22 |
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| CN201711475618.3A Pending CN108056807A (en) | 2017-12-29 | 2017-12-29 | A kind of twin columns propeller-type bone plate and bone-knitting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113069196A (en) * | 2021-03-02 | 2021-07-06 | 刘国辉 | Adjustable pelvis fracture fixing steel plate |
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| CN101999929A (en) * | 2010-11-08 | 2011-04-06 | 浙江科惠医疗器械有限公司 | Fixed plate for acetabular rim anatomy |
| CN104644255A (en) * | 2015-02-05 | 2015-05-27 | 郭晓东 | Fixing device for fractures of anterior column, posterior column and square area of acetabulum and method |
| CN205359611U (en) * | 2016-02-05 | 2016-07-06 | 侯志勇 | Square district's coaptation board of acetabular bone |
| CN105769319A (en) * | 2016-03-19 | 2016-07-20 | 王钢 | Posterior fixing steel plate for fracture of acetabular anterior and posterior columns |
| CN106236236A (en) * | 2016-08-23 | 2016-12-21 | 宗兆文 | A kind of tetragonal body fixation steel plate coping with four limit body comminuted fracture |
| US20170181784A1 (en) * | 2015-11-24 | 2017-06-29 | Ming Li | General anatomic self-locking plate for medial acetabulum and auxiliary apparatus thereof |
| CN209032596U (en) * | 2017-12-29 | 2019-06-28 | 南方医科大学第三附属医院 | A kind of twin columns propeller-type bone plate and bone-knitting device |
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| CN101999929A (en) * | 2010-11-08 | 2011-04-06 | 浙江科惠医疗器械有限公司 | Fixed plate for acetabular rim anatomy |
| CN104644255A (en) * | 2015-02-05 | 2015-05-27 | 郭晓东 | Fixing device for fractures of anterior column, posterior column and square area of acetabulum and method |
| US20170181784A1 (en) * | 2015-11-24 | 2017-06-29 | Ming Li | General anatomic self-locking plate for medial acetabulum and auxiliary apparatus thereof |
| CN205359611U (en) * | 2016-02-05 | 2016-07-06 | 侯志勇 | Square district's coaptation board of acetabular bone |
| CN105769319A (en) * | 2016-03-19 | 2016-07-20 | 王钢 | Posterior fixing steel plate for fracture of acetabular anterior and posterior columns |
| CN106236236A (en) * | 2016-08-23 | 2016-12-21 | 宗兆文 | A kind of tetragonal body fixation steel plate coping with four limit body comminuted fracture |
| CN209032596U (en) * | 2017-12-29 | 2019-06-28 | 南方医科大学第三附属医院 | A kind of twin columns propeller-type bone plate and bone-knitting device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113069196A (en) * | 2021-03-02 | 2021-07-06 | 刘国辉 | Adjustable pelvis fracture fixing steel plate |
| CN113069196B (en) * | 2021-03-02 | 2023-02-24 | 刘国辉 | Adjustable pelvic fracture fixing steel plate |
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