CN207679513U - Fracture of medial malleolus steel plate of tension band - Google Patents
Fracture of medial malleolus steel plate of tension band Download PDFInfo
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- CN207679513U CN207679513U CN201720524626.1U CN201720524626U CN207679513U CN 207679513 U CN207679513 U CN 207679513U CN 201720524626 U CN201720524626 U CN 201720524626U CN 207679513 U CN207679513 U CN 207679513U
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- tension band
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Abstract
The utility model is related to a kind of fracture of medial malleolus steel plate of tension band, the fracture of medial malleolus steel plate of tension band includes lateral fixed plate, longitudinal tension force plate；The longitudinal tension force plate is arranged in the centre of lateral fixed plate, and longitudinal tension force plate combine that shape is T-shaped with lateral fixed plate, and the surfaces externally and internally of the surfaces externally and internally of longitudinal tension force plate and transverse direction fixed plate is not in approximately the same plane；The both ends of the transverse direction fixed plate wear lag screw；Fixing screws are worn on the longitudinal tension force plate.Its advantage is shown：A kind of steel plate of tension band of fracture of medial malleolus of the utility model, easy to operate, saving operating time, not easy to break, easy taking-up, fastness are good.Traditional tension band wiring and hollow screw tension band can be replaced, becomes the medical equipment product for the steel plate of tension band for being exclusively used in fracture of medial malleolus, is with a wide range of applications in clinical expansion.
Description
Technical field
The utility model is related to the field of medical instrument technology, specifically, being a kind of fracture of medial malleolus steel plate of tension band.
Background technology
Fracture of ankle joint is a kind of common intra-articular fracture, accounts for about the 3.9% of whole body fracture, is often accompanied by surrounding ligaments damage
, easily there is abarticulation in wound.As the maximum weight-bearing joints of human body, very high, otherwise postoperative easy appearance is required to fractures
Ankle-joint pain, limitation of activity, Traumatic arthritis influence patients ' life quality, and because it is intra-articular fracture, treatment needs accurate
Anatomical reduction and strong interior fixation, with ensure joint early ambulant and promote articular cartilage reparation.
It is typically in the prior art that hollow screw carries out operative treatment, operating procedure point three about the treatment of fracture of medial malleolus
Step：The first step completes the reduction of the fracture using reduction forceps and maintains to reset；Second step, using two pieces of Kirschner wires by fracturing distal end extremely
Complete interim parallel fixation in proximal end；Third walks, and is drilled on Kirschner wire using core drill, is screwed into 2 pieces of hollow screws respectively, in order to
Overcome the tension of fracture, is typically placed in steel wire in hollow screw and is pierced by hollow screw formation 8-shaped, it is internal to complete
The fixation of fracture of ankle.However, this is in following defect and deficiency：
First, in order to realize that the effect of hollow screw longitudinal pressing, hollow screw need parallel merging, operation difficulty is big,
Need experienced operative doctor that could complete；
Secondly, the tension band of hollow screw is fixed at fracture of medial malleolus in intersection " 8 " word, steel wire pair by steel wire winding
The cutting of ligament carrys out undesirable influence to the blocking effect of blood supply to the healing belt of fracture；
In addition, the mechanical environment between hollow screw and 8-shaped winding steel wire is complicated, it is not easily taken out, and in active procedure
In, it is easy steel wire and is broken in invagination.
Chinese patent literature CN201520082442.5, applying date 2015.02.05, patent name are：Fracture of medial malleolus resets
Fixator discloses a kind of fixer for repositioner of medical malbeolus fracture, if there are two hook-shaped fixed tooth, pressure rod, fixing screws and pressurizations
Module forms, it is characterised in that loosens or fastening adjustment nut is adjusted or the direction of stable fixed tooth is adapted for sclerite
Size, fixing screws are fixed in shin bone sclerotin, and fixed tooth can be driven by pressure rod by the worm screw in rotary presser module
Fixed function of pressurizeing is generated, drives fracture of medial malleolus block reset to be fixed with the time to reach, is further securely interior fixed creation
The purpose of condition has many advantages, such as that wound is small, it is accurate to reset, fixation is reliable, easy to operate.But easy to operate about one kind,
The good fracture of medial malleolus steel plate of tension band of not easy to break, easy taking-up, fastness is then without corresponding open.
In conclusion need it is a kind of it is easy to operate, not easy to break, easy take out, the good fracture of medial malleolus tension strip of fastness
Plate.And it yet there are no report about this fracture of medial malleolus steel plate of tension band.
Invention content
The purpose of this utility model is to be directed to deficiency in the prior art, provide it is a kind of it is easy to operate, not easy to break, easily take
Go out, the fracture of medial malleolus steel plate of tension band that fastness is good.
To achieve the above object, the technical scheme adopted by the utility model is that：
A kind of fracture of medial malleolus steel plate of tension band, the fracture of medial malleolus steel plate of tension band include lateral fixed plate, longitudinal tension force
Plate；The longitudinal tension force plate is arranged in the centre of lateral fixed plate, and longitudinal tension force plate combines to form T with lateral fixed plate
Shape, and the surfaces externally and internally of longitudinal tension force plate and the surfaces externally and internally of lateral fixed plate be not in approximately the same plane；It is described laterally fixed
The both ends of plate wear lag screw；Fixing screws are worn on the longitudinal tension force plate.
As a kind of perferred technical scheme, the lateral fixed plate includes setting nail portion and curved portion；The curved portion
Nail portion is set in both ends connection, and the curved portion matches with the physiological structure of human body internal malleolus；The nail portion of setting is equipped with for pulling force spiral shell
Follow closely across lag screw hole.
As a kind of perferred technical scheme, the longitudinal tension force plate is arcuate structure form, and is given birth to human body internal malleolus
Reason structure matches；The longitudinal tension force plate is equipped with the fixing screw hole passed through for fixing screws.
As a kind of perferred technical scheme, the lag screw includes the head of a nail, nail body, nail tip；Described nail body one end connects
The head of a nail is connect, the other end connects nail tip；Distal threads and proximal threads are equipped with the nail, between distal threads and proximal threads
For smooth nail body；The head of a nail is countersunk head shape.
As a kind of perferred technical scheme, it is coated with one layer of titanium outside the lateral fixed plate and longitudinal tension force plate
Alloy coat.
As a kind of perferred technical scheme, a diameter of 3.0mm/3.5mm of the lag screw, fixing screws it is straight
Diameter is 3.0mm/3.5mm.
As a kind of perferred technical scheme, the connection of lateral fixed plate and the longitudinal tension force plate is detachably to connect
It connects.
As a kind of perferred technical scheme, the lateral fixed plate and longitudinal tension force plate are detachably connected as shaft
It is hinged.
As a kind of perferred technical scheme, the lateral fixed plate and longitudinal tension force plate are all made of same steel
Material manufacture forms.
The utility model advantage is：
1, the steel plate of tension band of a kind of fracture of medial malleolus of the utility model, easy to operate, saving operating time be not easily broken
Split, easily take out, fastness it is good.Traditional tension band wiring and hollow screw tension band can be replaced, becomes and is exclusively used in medial ankle bone
The medical equipment product of the steel plate of tension band of folding, is with a wide range of applications in clinical expansion；
2, it is equipped with lateral fixed plate, lateral fixed plate is equipped with lag screw, and lag screw connects the sclerite of reset
Together, have axial connection and pressurization, fastness good so that sclerite can quickly heal；
3, it is equipped with longitudinal tension force plate, longitudinal tension force plate is primarily used to form tension band, because of the appearance mask at fracture of medial malleolus
There is the tension being distributed along surface；
4, longitudinal tension force plate is fixed by fixing screws so that longitudinal tension force plate stability is good, will not shift；
5, the outside of lateral fixed plate and longitudinal tension force plate applies last layer titanium alloy coating so that lateral fixed plate and
Longitudinal tension force plate surface is smooth, and when use is small to internal malleolus tissue stimulation；
6, lateral fixed plate and longitudinal tension force board group conjunction shape are T-shaped, made of the spatial design for making full use of internal malleolus surface,
Be laid out it is ingenious, promote medial ankle bone folded block between heal.It is easy to operate, save operating time.The stressed member of fracture tension is
Longitudinal tension force plate, compared with conventionally employed steel wire is as tension stressed member, longitudinal tension force is not easy to break；Lateral fixed plate with
And longitudinally fixed plate is fitted in internal malleolus surface, easily takes out；
7, it is equipped with lag screw, on the one hand the distal threads on lag screw have good pressurization, on the other hand
Has the function of anti-shearing force；
8, the proximal threads of lag screw mainly play fixed function, prevent merging back pull screw during patient activity
Appearance loosens and rollback phenomenon；
9, the connection of lateral fixed plate and longitudinal tension force plate is preferably to be detachably connected, and personnel can be according to trouble in such art
The different internal malleolus sizes of person select suitable lateral fixed plate and longitudinal tension force plate to be assembled；
10, lateral fixed plate and longitudinal tension force plate are all made of same steel material and are fabricated, on the one hand, steel material
Material has good elasticity and intensity, ensures the fixed effect of tension band, on the other hand, selects same material, can keep away
Exempt from that cell reaction occurs.
Description of the drawings
Attached drawing 1 is a kind of fracture of medial malleolus steel plate of tension band structural schematic diagram of the utility model.
Attached drawing 2 is lateral fixed plate structure schematic diagram.
Attached drawing 3 is longitudinal tension force plate structure schematic diagram.
Attached drawing 4 is lag screw structural schematic diagram.
Attached drawing 5 is fracture of medial malleolus steel plate of tension band use state lower structure schematic diagram.
Specific implementation mode
It elaborates below in conjunction with the accompanying drawings to specific implementation mode provided by the utility model.
Reference numeral and component part involved in attached drawing is as follows：
1. 11. lag screw of lateral fixed plate
111. the head of a nail 112. follows closely body
113. 114. distal threads of nail tip
115. 12. lag screw hole of proximal threads
13. setting 14. curved portion of nail portion
2. 21. fixing screws of longitudinal tension force plate
22. fixing screw hole
Fig. 1 is please referred to, Fig. 1 is a kind of fracture of medial malleolus steel plate of tension band structural schematic diagram of the utility model.A kind of internal malleolus
Fracture steel plate of tension band, the fracture of medial malleolus steel plate of tension band include lateral fixed plate 1, longitudinal tension force plate 2；The longitudinal direction
Power plate 2 is arranged in the centre of lateral fixed plate 1, and combine shape with lateral fixed plate 1 T-shaped for longitudinal tension force plate 2, and longitudinal opens
The surfaces externally and internally of power plate 2 and the surfaces externally and internally of lateral fixed plate 1 be not in approximately the same plane；The both ends of the transverse direction fixed plate 1
Wear lag screw 11；Fixing screws 21 are worn on the longitudinal tension force plate 2.
Fig. 2 is please referred to, Fig. 2 is 1 structural schematic diagram of lateral fixed plate.The lateral fixed plate 1 includes setting nail portion and arc
Shape portion 14；Nail portion 13 is set in the connection of 14 both ends of the curved portion, and the curved portion 14 matches with the physiological structure of human body internal malleolus；Institute
It states and sets nail portion 13 equipped with the lag screw hole 12 passed through for lag screw 11.
Fig. 3 is please referred to, Fig. 3 is 2 structural schematic diagram of longitudinal tension force plate.The longitudinal tension force plate 2 is arcuate structure form,
And it matches with human body internal malleolus physiological structure；The longitudinal tension force plate 2 is equipped with the fixing screw hole passed through for fixing screws 21
22。
Fig. 4 is please referred to, Fig. 4 is 11 structural schematic diagram of lag screw.The lag screw 11 includes the head of a nail 111, nail body
112, nail tip 113；Described 112 one end of nail body connects the head of a nail 111, and the other end connects nail tip 113；The nail body 112 is equipped with remote
Screw thread 114 and proximal threads 115 are held, are smooth nail body 112 between distal threads 114 and proximal threads 115；The distal end spiral shell
Line 114 is cancellous threads, and proximal threads 115 are cortex bone thread；The head of a nail 111 is countersunk head shape.
It should be noted that：Lateral fixed plate 1 is equipped with curved portion 14 so that lateral fixed plate 1 can under solid fraction state
The more preferable outer surface for being fitted in internal malleolus prevents lateral fixed block from deviateing and shifting；Lateral fixed plate 1 is equipped with lag screw 11,
Lag screw 11 links together the sclerite of reset, has axial connection and pressurization, fastness good so that fracture
Block can quickly heal.
Equipped with longitudinal tension force plate 2, longitudinal tension force plate 2 is primarily used to form tension band, because of the appearance mask at fracture of medial malleolus
There is the tension being distributed along surface, if the tension does not overcome, fracture of medial malleolus causes comminuted fracture under the tension force effect.This reality
With in novel by longitudinal tension force plate 2 precisely in order to offsetting the tension of fracture by designing, longitudinal tension force plate 2 is arcuate structure
Form, can internal malleolus surface fit closely, be capable of effectively fracture surface tension.And longitudinal tension force plate 2 passes through fixing screws
21 are fixed so that 2 stability of longitudinal tension force plate is good, will not shift.
It is preferred that applying last layer titanium alloy coating in the outside of lateral fixed plate 1 and longitudinal tension force plate 2 so that laterally fixed
Plate 1 and 2 surface of longitudinal tension force plate are smooth, and when use is small to internal malleolus tissue stimulation.
Lateral fixed plate 1 and the combination of longitudinal tension force plate 2 shape are T-shaped, made of the spatial design for making full use of internal malleolus surface,
Be laid out it is ingenious, promote medial ankle bone folded block between heal.It is easy to operate, save operating time.The stressed member of fracture tension is
Longitudinal tension force plate 2, compared with conventionally employed steel wire is as tension stressed member, longitudinal tension force is not easy to break；Lateral fixed plate 1
And longitudinally fixed plate is fitted in internal malleolus surface, easily takes out.
Equipped with lag screw 11,114 one side of distal threads on lag screw 11 has good pressurization, another
Aspect has the function of anti-shearing force；The proximal threads 115 of lag screw 11 mainly play fixed function, prevent merging back pull spiral shell
Nail 11 occurs loosening during patient activity and rollback phenomenon.
According to clinical experience, preferably a diameter of 3.0mm/3.5mm of lag screw 11, fixing screws 21 it is a diameter of
3.0mm/3.5mm, Biological Strength is learnt well under the dimensions.
The connection of lateral fixed plate 1 and longitudinal tension force plate 2 is preferably to be detachably connected, and personnel can be according to trouble in such art
The different internal malleolus sizes of person select suitable lateral fixed plate 1 and longitudinal tension force plate 2 to be assembled.More preferably preferably laterally
Fixed plate 1 and the shaft that is detachably connected as of longitudinal tension force plate 2 are hinged, hinged by shaft so that lateral fixed plate 1 and longitudinal direction
Adjustable angle between drag board 2.It is bonded with 2 better internal malleolus of longitudinal tension force plate convenient for lateral fixed plate 1.
Lateral fixed plate 1 and longitudinal tension force plate 2 are all made of same steel material and are fabricated, on the one hand, steel material
Material has good elasticity and intensity, ensures the fixed effect of tension band, on the other hand, selects same material, can keep away
Exempt from that cell reaction occurs.
A kind of steel plate of tension band of the fracture of medial malleolus of the utility model, easy to operate, saving operating time, not easy to break,
Easily taking-up, fastness are good.Traditional tension band wiring and hollow screw tension band can be replaced, becomes and is exclusively used in fracture of medial malleolus
The medical equipment product of steel plate of tension band, is with a wide range of applications in clinical expansion；It is laterally solid equipped with lateral fixed plate 1
Fixed board 1 is equipped with lag screw 11, and lag screw 11 links together the sclerite of reset, has axial connection and adds
Pressure acts on, and fastness is good so that sclerite can quickly heal；Equipped with longitudinal tension force plate 2, longitudinal tension force plate 2 is mainly used for shape
At tension band, because the outer surface at fracture of medial malleolus has the tension being distributed along surface；Longitudinal tension force plate 2 passes through fixing screws
21 are fixed so that 2 stability of longitudinal tension force plate is good, will not shift；The outside of lateral fixed plate 1 and longitudinal tension force plate 2
Apply last layer titanium alloy coating so that lateral fixed plate 1 and 2 surface of longitudinal tension force plate are smooth, are pierced to internal malleolus tissue when use
Swash small；Lateral fixed plate 1 and the combination of longitudinal tension force plate 2 shape are T-shaped, made of the spatial design for making full use of internal malleolus surface, cloth
Office is ingenious, promotes to heal between medial ankle bone folded block.It is easy to operate, save operating time.The stressed member of fracture tension is vertical
To drag board 2, compared with conventionally employed steel wire is as tension stressed member, longitudinal tension force is not easy to break；Lateral fixed plate 1 with
And longitudinally fixed plate is fitted in internal malleolus surface, easily takes out；Equipped with lag screw 11, the distal end spiral shell on lag screw 11
114 one side of line has good pressurization, on the other hand has the function of anti-shearing force；The proximal threads of lag screw 11
115 mainly play fixed functions, prevent merging back pull screw 11 from occurring loosening during patient activity and rollback phenomenon；It is horizontal
Connection to fixed plate 1 and longitudinal tension force plate 2 is preferably to be detachably connected, and personnel can be according in the difference of patient in such art
Ankle size selects suitable lateral fixed plate 1 and longitudinal tension force plate 2 to be assembled；Lateral fixed plate 1 and longitudinal tension force plate 2
It is all made of same steel material to be fabricated, on the one hand, steel material has good elasticity and intensity, ensures tension band
Fixed effect, on the other hand, select same material, can avoid occur cell reaction.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
Art personnel can also make several improvement and supplement under the premise of not departing from the utility model method, these are improved and supplement
Also it should be regarded as the scope of protection of the utility model.
Claims (9)
1. a kind of fracture of medial malleolus steel plate of tension band, which is characterized in that the fracture of medial malleolus steel plate of tension band include lateral fixed plate,
Longitudinal tension force plate；The longitudinal tension force plate is arranged in the centre of lateral fixed plate, and longitudinal tension force plate and laterally fixed board group
Conjunction shape is T-shaped, and the surfaces externally and internally of longitudinal tension force plate and the surfaces externally and internally of lateral fixed plate be not in approximately the same plane；The cross
Lag screw is worn to the both ends of fixed plate；Fixing screws are worn on the longitudinal tension force plate.
2. fracture of medial malleolus steel plate of tension band according to claim 1, which is characterized in that the lateral fixed plate includes setting
Nail portion and curved portion；Nail portion is set in the curved portion both ends connection, and the curved portion matches with the physiological structure of human body internal malleolus；Institute
It states and sets nail portion equipped with the lag screw hole passed through for lag screw.
3. fracture of medial malleolus steel plate of tension band according to claim 1 or 2, which is characterized in that the longitudinal tension force plate is
Arcuate structure form, and match with human body internal malleolus physiological structure；The longitudinal tension force plate is equipped with and is passed through for fixing screws
Fixing screw hole.
4. fracture of medial malleolus steel plate of tension band according to claim 1, which is characterized in that the lag screw include the head of a nail,
Follow closely body, nail tip；Described nail body one end connects the head of a nail, and the other end connects nail tip；Distal threads and proximal end spiral shell are equipped with the nail
Line is smooth nail body between distal threads and proximal threads；The head of a nail is countersunk head shape.
5. fracture of medial malleolus steel plate of tension band according to claim 1, which is characterized in that the lateral fixed plate and vertical
One layer of titanium alloy coating is coated with outside to drag board.
6. fracture of medial malleolus steel plate of tension band according to claim 1, which is characterized in that the lag screw it is a diameter of
3.0mm/3.5mm a diameter of 3.0mm/3.5mm of fixing screws.
7. fracture of medial malleolus steel plate of tension band according to claim 1 or 6, which is characterized in that the lateral fixed plate and
The connection of longitudinal tension force plate is to be detachably connected.
8. fracture of medial malleolus steel plate of tension band according to claim 7, which is characterized in that the lateral fixed plate and longitudinal direction
The shaft that is detachably connected as of drag board is hinged.
9. fracture of medial malleolus steel plate of tension band according to claim 8, which is characterized in that the lateral fixed plate and vertical
Same steel material is all made of to drag board to be fabricated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720524626.1U CN207679513U (en) | 2017-05-12 | 2017-05-12 | Fracture of medial malleolus steel plate of tension band |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720524626.1U CN207679513U (en) | 2017-05-12 | 2017-05-12 | Fracture of medial malleolus steel plate of tension band |
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| CN207679513U true CN207679513U (en) | 2018-08-03 |
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ID=62987240
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| CN201720524626.1U Active CN207679513U (en) | 2017-05-12 | 2017-05-12 | Fracture of medial malleolus steel plate of tension band |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106983548A (en) * | 2017-05-12 | 2017-07-28 | 上海市普陀区利群医院 | A kind of fracture of medial malleolus steel plate of tension band |
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2017
- 2017-05-12 CN CN201720524626.1U patent/CN207679513U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106983548A (en) * | 2017-05-12 | 2017-07-28 | 上海市普陀区利群医院 | A kind of fracture of medial malleolus steel plate of tension band |
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