CN206198032U - Lockplate on the outside of a kind of proximal tibia - Google Patents
Lockplate on the outside of a kind of proximal tibia Download PDFInfo
- Publication number
- CN206198032U CN206198032U CN201620621247.XU CN201620621247U CN206198032U CN 206198032 U CN206198032 U CN 206198032U CN 201620621247 U CN201620621247 U CN 201620621247U CN 206198032 U CN206198032 U CN 206198032U
- Authority
- CN
- China
- Prior art keywords
- locking ball
- locking
- outside
- plate body
- proximal tibia
- 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.)
- Expired - Fee Related
Links
- 210000002303 tibia Anatomy 0.000 title claims abstract description 31
- 239000011148 porous material Substances 0.000 claims abstract description 34
- 230000008859 change Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 238000012546 transfer Methods 0.000 abstract description 8
- 229910000831 Steel Inorganic materials 0.000 abstract description 6
- 239000010959 steel Substances 0.000 abstract description 6
- 208000034657 Convalescence Diseases 0.000 abstract description 2
- 210000000988 bone and bone Anatomy 0.000 description 19
- 208000010392 Bone Fractures Diseases 0.000 description 10
- 208000027418 Wounds and injury Diseases 0.000 description 5
- 210000004872 soft tissue Anatomy 0.000 description 5
- 230000000638 stimulation Effects 0.000 description 5
- 238000001356 surgical procedure Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 238000002161 passivation Methods 0.000 description 3
- 238000002513 implantation Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The utility model provides lockplate on the outside of a kind of proximal tibia, is related to orthopaedics technical field of medical instruments.Including plate body and it is arranged on the bar-shaped head of golf that plate body one end and proximal tibia outside coordinate, several location holes are set on plate body, several spherical pores are set on the bar-shaped head of golf, the locking ball being engaged with spherical pore is provided with spherical pore, locking ball can be rotated freely in spherical pore, locking nail hole is provided with locking ball, locking nail hole inner side is provided with the screw thread being engaged with locking synthetism pinning, locking ball upper end is provided with least two open slots, and the depth of open slot is more than the radius for locking ball and less than the height of locking ball.The utility model can realize the multi-direction adjustment of pinning, while stopping locking ball transfer in the case of pinning is tightened, and provide enough active forces to realize the angled fixation of pinning and steel plate, improve success rate of operation and can significantly shorten the convalescence of patient.
Description
Technical field
The utility model is related to orthopaedics technical field of medical instruments, and in particular to lockplate on the outside of a kind of proximal tibia.
Background technology
Fracture refers to due to a kind of disease that the reasons such as wound or pathology cause bone parts or are broken completely.That fractures controls
Treatment follows reset, fixation, functional training this three basic principles.Reset is that the fracture site that will be shifted over after fracture is again extensive
Again normally or close to original normal position, acted on the support for recovering bone again.After the reduction of the fracture, if without being fixedly secured, holding
Easily occur to shift again, therefore should be given after the reduction of the fracture corresponding fixed to promote union.
The bone of proximal tibia outside left may due to wound or other reasonses cause fracture, needed after fracture and
When, correct injured bone is repaired.Bone plate is a kind of skeletal fixation apparatus commonly used in surgery fracture operation.In
State's patent " multi-angle locking bone fracture plate on the outside of proximal tibia " (Authorization Notice No. CN202960728U, authorized announcement date
2013.06.05 multi-angle locking bone fracture plate on the outside of a kind of proximal tibia) is disclosed, including：Bone plate main body and it is arranged on synthetism
The bar-shaped head of golf of plate main body one end, locking nail hole is set in bone plate main body, is set on the bar-shaped head of golf
Spherical pore is put, the spherical washer for setting and being cooperated with it is rotated in spherical pore, stop screw thread is provided with spherical pore, and
And the screw thread cooperated with locking synthetism pinning is also equipped with the inside of spherical washer, elasticity is additionally provided with spherical washer
Opening.The shortcoming of the utility model：Spherical washer cannot be solved the occurrence of transfer in the case that pinning is tightened, if ball
Shape packing ring transfer, spherical washer cannot be expanded, and such pinning cannot form the angle of stabilization with steel plate, meanwhile,
The structure of spherical washer can not form enough active forces to fix pinning with spherical pore upon inflation.
Utility model content
In order to solve the above technical problems, the utility model provides one kind can realize the multi-direction adjustment of pinning, while stopping
Ball transfer in the case of pinning is tightened is locked, and enough active forces are provided and be at an angle of fixed shin to realize pinning and steel plate
Lockplate on the outside of proximal bone.
The utility model is adopted the following technical scheme that：
Lockplate on the outside of a kind of proximal tibia, including plate body and it is arranged on the height that plate body one end and proximal tibia outside coordinate
The bar-shaped head of golf ball, sets several location holes on the plate body, several balls are set on the bar-shaped head of golf
Shape hole, is provided with the locking ball being engaged with spherical pore in the spherical pore, the locking ball can be rotated freely in spherical pore,
Locking nail hole is provided with the locking ball, the locking nail hole inner side is provided with the screw thread being engaged with locking synthetism pinning, described
Locking ball upper end is provided with least two open slots, and the depth of the open slot is more than the radius for locking ball and less than the height of locking ball
Degree, sets open slot, after pinning is tightened by locking ball, it is possible to provide enough active forces with realize pinning and steel plate into
Angle is fixed.
Preferably, the spherical pore inwall is provided with long striped groove, and the long striped groove is along spherical pore inwall week
To being uniformly distributed, on the one hand this structure increased the frictional force of locking ball and spherical pore, and on the other hand locking ball is tightened in pinning
After expansion, the both sides of open slot can be pressed on groove side, to stop locking ball transfer in the case of pinning is tightened.
Preferably, the locking ball edge of the open slot both sides is set to blade-shaped structure, blade-shaped structure be easier to
It is pressed in groove side.
Preferably, the location hole is the double location holes of 8 fonts, and the double location holes of 8 font include double side openings of location hole half
Half side opening another with double location holes, the described pair of side opening of location hole half is provided with diameter and highly in the stage of transition change, this practicality is new
Type passes through the double step Position Design of double location holes, realizes that part is fixed, local adjustable, to expand scope on probation.
Preferably, kirschner pin hole is additionally provided with the bar-shaped head of the golf, provides interim fixed in surgical procedure.
Preferably, the lower surface both sides of the plate body contact shin bone are symmetrically arranged with relief groove, and the relief groove is located at two
Between individual location hole, the relief groove is uniformly distributed along the length direction of plate body, reduces the contact area of plate body and shin bone, reduces
Stimulation to soft tissue, so as to alleviate the pain of patient.
Preferably, the plate body is arc with the bar-shaped head edge of golf, and edge of the present utility model is using circle
Passivation Treatment, bone plate is more docile, the stimulation to soft tissue is reduced, so as to alleviate the pain of patient.
The beneficial effects of the utility model：
1) ball internal taper screw thread is locked, profile spherical shape, pinning afterbody taper thread can be screwed into locking ball, not tighten
Under state, locking ball can be rotated in spherical vestibule, after pinning is in proper angle implantation bone, tighten pinning swollen to ball is locked
Swollen, locking ball spherical outside surface contacts increasing friction force with the extruding of spherical pore Internal Spherical Surface, is capable of achieving pinning and steel plate is at an angle of and fixes.
If 2) lock ball transfer, locking ball cannot be expanded, and such pinning cannot be formed surely with spherical pore
Fixed angle, the utility model is circumferentially uniformly arranged long striped groove in spherical pore inwall, stops that locking ball tightens feelings in pinning
Transfer situation occurs under condition.
3) the utility model sets multiple kirschner pin holes in the bar-shaped head of golf, provides interim solid in surgical procedure
It is fixed.
4) the utility model passes through the double step Position Design of double location holes, realizes that part is fixed, local adjustable, to expand
Scope on probation.
5) the utility model reduces the contact area of plate body and shin bone, while to edge of the present utility model circle passivation
Reason, makes bone plate more docile, reduces stimulation to soft tissue, so as to alleviate the pain of patient, improve success rate of operation and
The convalescence of patient can significantly be shortened.
Brief description of the drawings
Accompanying drawing is used for providing being further understood to of the present utility model, and constitutes a part for specification, with this practicality
New embodiment is used to explain the utility model together, does not constitute to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is the front view of lockplate on the outside of a kind of proximal tibia of the utility model；
Fig. 2 is the rearview of lockplate on the outside of a kind of proximal tibia of the utility model；
Fig. 3 is the A-A sectional views of Fig. 2；
Fig. 4 is the locking spherical structure schematic diagram of lockplate on the outside of a kind of proximal tibia of the utility model；
Fig. 5 is the locking ball top view of lockplate on the outside of a kind of proximal tibia of the utility model；
Fig. 6 is the spherical pore sectional view of lockplate on the outside of a kind of proximal tibia of the utility model.
Marked in figure：1st, plate body；2nd, the bar-shaped head of golf；3rd, location hole；31st, the side opening of double location holes half；32nd, it is double
Another half side opening of location hole；33rd, stage；4th, spherical pore；5th, ball is locked；6th, locking nail hole；7th, screw thread；8th, open slot；9th, strip is recessed
Groove；10th, kirschner pin hole；11st, relief groove.
Specific embodiment
Preferred embodiment of the present utility model is described below in conjunction with the accompanying drawings.
As shown in figures 1 to 6, lockplate on the outside of a kind of proximal tibia of the present utility model, including plate body 1 and it is arranged on plate body
The bar-shaped head 2 of golf that one end coordinates with proximal tibia outside, sets several location holes 3, golf club on plate body 1
Set on shape head 2 and the locking ball 5 being engaged with spherical pore 4 is provided with several spherical pores 4, spherical pore 4, locking ball 5 exists
The interior energy of spherical pore 4 is rotated freely, and locking nail hole 6 is provided with locking ball 5, and the inner side of locking nail hole 6 is provided with and locking synthetism pinning phase
The screw thread 7 of cooperation, locking ball 5 upper end is provided with least two open slots 8, and the depth of open slot 8 is more than the radius of locking ball 5 and small
In locking ball 5 height, by locking ball 5 on set open slot 8, after pinning is tightened, it is possible to provide enough active forces with
Realize that pinning is angled with steel plate to fix.
The inwall of spherical pore 4 is provided with long striped groove 9, and long striped groove 9 is circumferentially uniformly distributed along the inwall of spherical pore 4,
On the one hand this structure increased the frictional force of locking ball 5 and spherical pore 4, and on the other hand locking ball 5 is opened after pinning tightens expansion
The both sides of mouth groove 8 can be pressed on the side of groove 9, to stop the locking transfer in the case of pinning is tightened of ball 5.
The edge of locking ball 5 of the both sides of the open slot 8 is set to blade-shaped structure, and blade-shaped structure is easier to be pressed on recessed
The side of groove 9.
Location hole 3 is the double location holes of 8 fonts, and the double location holes of 8 fonts include that the side opening 31 of double location holes half and double location holes are another
Half side opening 32, it is in the stage 33 of transition change that the side opening 31 of double location holes half is provided with diameter with height, and the utility model is by double fixed
The double step Position Design in position hole, realizes that part is fixed, local adjustable, to expand scope on probation.
Kirschner pin hole 10 is additionally provided with the bar-shaped head 2 of golf, provides interim fixed in surgical procedure.
The lower surface both sides of the contact shin bone of plate body 1 are symmetrically arranged with relief groove 11, and relief groove 11 is located at each two location hole 3
Between, the contact area of plate body 1 and shin bone is reduced, the stimulation to soft tissue is reduced, so as to alleviate the pain of patient.
Plate body 1 is arc with the bar-shaped edge of head 2 of golf, and edge of the present utility model uses circle Passivation Treatment,
Bone plate is more docile, reduces the stimulation to soft tissue.
Before the use, lock can be adjusted according to the concrete condition of the structure of proximal tibia outside left bone and the injury of the bone
Determine the punching angle of bone screw, locking bone screw is screwed into the locking nail hole 6 on locking ball 5 with stubborn screw apparatus, rotate
Screw apparatus is twisted, under non-tight condition, locking ball 5 can be rotated in the chamber of spherical pore 4, treat pinning in proper angle implantation bone
Afterwards, tighten pinning and expanded to ball 5 is locked, the strip that blade of the locking ball 5 positioned at the both sides of open slot 8 is squeezed in spherical pore 4 is recessed
The side of groove 9, is capable of achieving pinning and the angled fixation of lockplate, the bar-shaped head 2 of golf is in close contact and is fixed with the injury of the bone,
Be screwed into the locating pin cooperated with location hole 3 in location hole 3 using screw apparatus is twisted by the part of lockplate plate body 1, lockplate
Plate body 1 is in close contact and fixes with the injury of the bone.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, although ginseng
The utility model is described in detail according to previous embodiment, for a person skilled in the art, it still can be with
Technical scheme described in foregoing embodiments is modified, or equivalent is carried out to which part technical characteristic.It is all
Within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc. should be included in this practicality
Within new protection domain.
Claims (6)
1. a kind of lockplate on the outside of proximal tibia, including plate body and the Gao Er that plate body one end and proximal tibia outside coordinate is arranged on
Husband's bat shape head, it is characterised in that：Several location holes are provided with the plate body, are set on the bar-shaped head of golf
Several spherical pores are put, the locking ball being engaged with spherical pore is provided with the spherical pore, the locking ball is in spherical pore
Can rotate freely, locking nail hole is provided with the locking ball, the locking nail hole inner side is provided with and is engaged with locking synthetism pinning
Screw thread, the locking ball upper end is provided with least two open slots, and the depth of the open slot is more than the radius of locking ball and small
In the height of locking ball, the spherical pore inwall is provided with long striped groove, and the long striped groove is along spherical pore inwall week
To being uniformly distributed.
2. lockplate on the outside of a kind of proximal tibia according to claim 1, it is characterised in that：The lock of the open slot both sides
Determine ball edge and be set to blade-shaped structure.
3. lockplate on the outside of a kind of proximal tibia according to claim 1, it is characterised in that：The location hole is 8 fonts
Double location holes, the double location holes of 8 font include double side openings of location hole half and another half side opening of double location holes, described pair of location hole half
It is in the stage of transition change that side opening is provided with diameter with height.
4. lockplate on the outside of a kind of proximal tibia according to claim 1, it is characterised in that：The bar-shaped head of golf
Kirschner pin hole is additionally provided with portion.
5. lockplate on the outside of a kind of proximal tibia according to claim 1, it is characterised in that：The plate body contact shin bone
Lower surface both sides are symmetrically arranged with relief groove, and the relief groove is located between two location holes, the relief groove along plate body length
Degree direction is uniformly distributed.
6. lockplate on the outside of a kind of proximal tibia according to any one of Claims 1 to 5, it is characterised in that：The plate body
Arc is with the bar-shaped head edge of golf.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620621247.XU CN206198032U (en) | 2016-06-22 | 2016-06-22 | Lockplate on the outside of a kind of proximal tibia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620621247.XU CN206198032U (en) | 2016-06-22 | 2016-06-22 | Lockplate on the outside of a kind of proximal tibia |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206198032U true CN206198032U (en) | 2017-05-31 |
Family
ID=58754869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620621247.XU Expired - Fee Related CN206198032U (en) | 2016-06-22 | 2016-06-22 | Lockplate on the outside of a kind of proximal tibia |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206198032U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107928774A (en) * | 2017-12-06 | 2018-04-20 | 上海凯利泰医疗科技股份有限公司 | Lockplate on the outside of a kind of proximal tibia |
| CN109316232A (en) * | 2018-10-31 | 2019-02-12 | 济南大学 | Proximal tibia locking bone fracture plate |
-
2016
- 2016-06-22 CN CN201620621247.XU patent/CN206198032U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107928774A (en) * | 2017-12-06 | 2018-04-20 | 上海凯利泰医疗科技股份有限公司 | Lockplate on the outside of a kind of proximal tibia |
| CN107928774B (en) * | 2017-12-06 | 2024-05-28 | 上海凯利泰医疗科技股份有限公司 | Tibia proximal end outside locking plate |
| CN109316232A (en) * | 2018-10-31 | 2019-02-12 | 济南大学 | Proximal tibia locking bone fracture plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170531 |