CN208492276U - A kind of Fracture internal fixaiion bone plate - Google Patents
A kind of Fracture internal fixaiion bone plate Download PDFInfo
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- CN208492276U CN208492276U CN201721161739.6U CN201721161739U CN208492276U CN 208492276 U CN208492276 U CN 208492276U CN 201721161739 U CN201721161739 U CN 201721161739U CN 208492276 U CN208492276 U CN 208492276U
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- bone plate
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- bone
- plate main
- nail
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Abstract
The utility model discloses a kind of Fracture internal fixaiion bones plate, including bone plate main body and gasket；The end of the bone plate main body offers the nail hole for running through the back side of the bone plate main body by the front of the bone plate main body respectively, and the front of the bone plate main body offers bar limit slot, the gasket can cooperate with the different location of the bar limit slot, and offer the limit hole passed through for bone nail.Using Fracture internal fixaiion bone plate provided by the utility model, drill after first moulding, so ensure each nail hole can normal use, then the problem of needing the position that drills to drill, avoiding aperture deformation.Meanwhile can select to drill in the appropriate location of bar shaped limiting groove as needed, to avoid the position of fracture line and unsuitable pedicle screw；And the quantity that bone nail is embedded on each bone plate can need any adjustment according to operation, and then significantly improve the practicability of bone plate.
Description
Technical field
The utility model relates to the field of medical instrument technology, more specifically to a kind of Fracture internal fixaiion bone plate.
Background technique
Bone plate type kind is various currently on the market, according to the fixation position nail hole number processed on bone plate in advance
Difference, be divided into 2 holes, 4 holes, 6 holes, the difference size such as 8 hole bones plate needs to select the synthetism of different hole counts in art according to operation
Plate, and the pedicle screw at bone plate nail hole.
However, bone plate often will carry out moulding according to the physiological structure of fracture site in art, nail hole when bone plate moulding
Deformation occurs for meeting, causes screw that can not thread directly into.And existing bone plate is in use, after a screw position is fixed, other
Screw position is also fixed therewith, cannot be changed according to the special circumstances of fracture site.Cause existing bone plate in use
There are certain limitations.
It is current those skilled in the art in conclusion how to efficiently solve the problems such as bone plate is larger using limitation
Member's urgent problem.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of Fracture internal fixaiion bone plate, which is connect
The structure design of bone plate can efficiently solve the bone plate problem larger using limitation.
In order to achieve the above object, the utility model provides the following technical solutions:
A kind of Fracture internal fixaiion bone plate, including bone plate main body and gasket；It opens respectively the end of the bone plate main body
Equipped with the front by the bone plate main body through the nail hole at the back side of the bone plate main body, and the bone plate main body is just
Face offers bar limit slot, and the gasket can cooperate with the different location of the bar limit slot, and offer for bone
Follow closely across limit hole.
Preferably, in above-mentioned Fracture internal fixaiion bone plate, the bar limit slot is prolonged along the middle line of the bone plate main body
It stretches.
Preferably, in above-mentioned Fracture internal fixaiion bone plate, the cross section of the bar limit slot in rectangle, semicircle or is fallen
It is trapezoidal.
Preferably, in above-mentioned Fracture internal fixaiion bone plate, the limit hole is that can accommodate the head of a nail of the bone nail to bury
Head bore.
Preferably, in above-mentioned Fracture internal fixaiion bone plate, the bone plate main body is in I type, T-type, Y type, X-type, M type, L
Type, oblique T-type, oblique L-type, reverse L type, arc-shaped, day font or ladder shape.
Preferably, in above-mentioned Fracture internal fixaiion bone plate, the slot bottom of the bar limit slot offers cross section along middle line
For the locating slot of up-side down triangle.
Preferably, in above-mentioned Fracture internal fixaiion bone plate, back of the slot bottom of the locating slot apart from the bone plate main body
The distance in face is greater than zero.
Preferably, in above-mentioned Fracture internal fixaiion bone plate, the locating slot runs through the back side of the bone plate main body.
Fracture internal fixaiion bone plate provided by the utility model includes bone plate main body and gasket.Bone plate main body is along each side
To end offer nail hole respectively, and nail hole is run through the back side of bone plate main body by the front of bone plate main body；Bone plate master
The front of body is also provided with bar limit slot, and gasket can cooperate with the different location of bar limit slot, and offer for bone
Follow closely across limit hole.
Using Fracture internal fixaiion bone plate provided by the utility model, in use, can be according to the bone around fracture site
Bone advanced structure row moulding, can be such that the back side of bone plate main body is bonded well with bone surface after moulding, recycle synthetism
The nail hole of plate all directions end is first about to bone plate main body and is fixed on bone, then as needed in bar shaped limiting groove
Appropriate position drilling, tapping, then gasket is placed in and is allowed to be aligned with the hole bored in bar limit slot, and screws in bone
Nail.Drilling and tapping are from bone plate first towards the second face direction operation, therefore are had in the nail hole that is newly formed of bone plate
The helicitic texture being adapted to bone nail generates, and can form nail-plate locking structure with the screw thread at bone plate nail hole after bone nail screws in.
To sum up, drill after bone plate elder generation provided by the utility model moulding, so ensure each nail hole can normal use, then exist
The position drilling for needing to drill, avoids the problem of aperture deforms.Meanwhile it can select as needed in the suitable of bar shaped limiting groove
When position drills, to avoid the position of fracture line and unsuitable pedicle screw；And bone nail is embedded on each bone plate
Quantity can need any adjustment according to operation, and then significantly improve the practicability of bone plate.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the configuration schematic diagram of the Fracture internal fixaiion bone plate of first specific embodiment of the utility model；
Fig. 2 is the bone plate main structure signal of the Fracture internal fixaiion bone plate of second specific embodiment of the utility model
Figure；
Fig. 3 is the bone plate main structure signal of the Fracture internal fixaiion bone plate of the utility model third specific embodiment
Figure；
Fig. 4 is the partial structurtes enlarged diagram of Fig. 1.
It is marked in attached drawing as follows:
Bone plate main body 1, nail hole 2, bar limit slot 3, locating slot 4, gasket 5, limit hole 6, screw thread 7.
Specific embodiment
The utility model embodiment discloses a kind of Fracture internal fixaiion bone plate, uses limitation to reduce bone plate.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-Fig. 4 is please referred to, Fig. 1 is the explosion of the Fracture internal fixaiion bone plate of first specific embodiment of the utility model
Structural schematic diagram；Fig. 2 is 1 structure of bone plate main body of the Fracture internal fixaiion bone plate of second specific embodiment of the utility model
Schematic diagram；Fig. 3 is 1 structural representation of bone plate main body of the Fracture internal fixaiion bone plate of the utility model third specific embodiment
Figure；Fig. 4 is the partial structurtes enlarged diagram of Fig. 1.
In a specific embodiment, Fracture internal fixaiion bone plate provided by the utility model includes bone plate main body 1.
End, that is, apex on each extending direction of bone plate main body 1 offers nail hole 2 respectively, and nail hole 2 is by synthetism
The back side of bone plate main body 1 is run through in the front of plate main body 1.It should be noted that bone plate main body 1 be specifically as follows I type, T-type,
Y type, X-type, M type or L-type, or oblique T-type, oblique L-type, the shapes such as reverse L type, arc-shaped, day font, ladder shape are then connecing
End, that is, apex on each extending direction of plate body 1 opens up nail hole 2 respectively, and nail hole 2 is through-hole, runs through bone plate master
Body 1.The back side of bone plate main body 1 refers to the face for directly contacting with bone surface, positive then be opposite another side, when use
Upward or outwardly.
The front of bone plate main body 1 is also provided with bar limit slot 3.Bar limit slot 3 is located in bone plate main body 1
Portion, that is, at least one extending direction of bone plate main body 1, at least one is provided between two nail hole 2 at both ends
Bar shaped limiting groove.Bar limit slot 3 and gasket 5 cooperate, and by the setting of bar limit slot 3, on the one hand act on convenient for drill bit,
On the other hand optional bore position is provided.Since bar limit slot 3 exists only in the front of bone plate main body 1, effectively
Improve the mechanical strength of bone plate.Meanwhile by the setting of bar limit slot, in order to which the bone nail head of a nail is embedded in bone plate,
It reduces and surrounding tissue is injured.
Gasket 5 is used to cooperate with the different location of bar limit slot 3, it is preferred that gasket 5 can be moved along bar limit slot 3
It moves, that is, gasket 5 can cooperate with any position of bar limit slot 3, to further be convenient for the selection of bone nail position.Pad
Limit hole 6 is offered on piece 5, is passed through for bone nail, the shape of specific limit hole 6 can be configured according to the shape of bone nail, this
Place is not especially limited.
Using Fracture internal fixaiion bone plate provided by the utility model, in use, can be according to the bone around fracture site
Bone advanced structure row moulding, can be such that the back side of bone plate main body 1 is bonded well with bone surface after moulding, recycle synthetism
The nail hole 2 of plate all directions end is first about to bone plate main body 1 fixed on bone, is then limited as needed in bar shaped recessed
Gasket 5, is then placed in and is allowed to be aligned with the hole bored in bar limit slot 3, and revolve by appropriate position drilling, the tapping of slot
Enter bone nail.Drilling and tapping are from bone plate first towards the second face direction operation, therefore in the nail hole 2 that is newly formed of bone plate
It has 7 structure of screw thread being adapted to bone nail to generate, nail-plate lock can be formed with the screw thread 7 at bone plate nail hole 2 after bone nail screws in
Determine structure.To sum up, it drills after bone plate elder generation provided by the utility model moulding, and then ensures that each nail hole 2 can normally make
With the problem of then drilling in the position for needing to drill, avoid aperture deformation.Meanwhile it can select to limit in bar shaped as needed
The appropriate location of position groove drills, to avoid the position of fracture line and unsuitable pedicle screw；And on each bone plate
The quantity for being embedded to bone nail can need any adjustment according to operation, and then significantly improve the practicability of bone plate.
Further, bar limit slot 3 extends along the middle line of the bone plate main body 1.Namely at least one synthetism
On the extending direction of plate main body 1, it is provided at least one bar limit slot 3 between two nail hole 2 at both ends, and along synthetism
The middle line of the direction of plate main body 1 extends.Bar limit slot 3 extends along middle line, by being fixed in the middle part of width direction after drilling,
It connects more reliable.Meanwhile the intensity of bone plate main body 1 is higher.The width and length of specific bar limit slot 3 can be according to need
It is configured, can also be arranged accordingly according to the development length of bone plate main body 1 in this direction, be not construed as limiting herein.
Preferably, the width of bar limit slot 3 is less than the width of bone plate main body 1.Namely on the side of bar limit slot 3
Edge has the bone plate main body 1 of one fixed width and thickness, and continuous main part makes bone plate main body 1 have enough intensity.
Specifically, the height of bar limit slot 3 is less than the thickness of bone plate, consequently facilitating subsequent drilling and tapping.
Specifically, the cross section of bar limit slot 3 is in rectangle, semicircle or inverted trapezoidal.Bar limit slot 3 be mainly used for
Gasket 5 cooperates, and concrete shape can be correspondingly arranged according to the shape of gasket 5.Specifically, 5 shape of gasket can be rotary table, partly
Circle, cylinder, rectangle are trapezoidal to wait arbitrary shapes.
Further, limit hole 6 is the countersunk that can accommodate the head of a nail of bone nail.Limit hole 6 namely on gasket 5 is used
In the screw head of a nail countersunk head of implantation, specifically corresponding contorted geometry knot can be shaped to according to the head of a nail of implantation bone nail
Structure, such as rotary table, billiard table, cylinder etc..
On the basis of the various embodiments described above, it is up-side down triangle that the slot bottom of bar limit slot 3, which offers cross section along middle line,
Locating slot 4.Certainly, the width of rebate mouth of locating slot 4 should be not more than the bottom width of bar limit slot 3.Inverted triangular-shaped grooves
Setting, guarantee when facilitating drilling in 3 central bore tapping of bar limit slot, without having skidded or deviateing.
Further, the distance at the back side of the slot bottom of locating slot 4 apart from bone plate main body 1 is greater than zero, that is, locating slot 4
Not through the back side of bone plate main body 1, the back side that locating slot 4 runs through bone plate main body 1 also can be set as needed, that is,
Locating slot 4 can be through slot.The thickness selection of specific depth and bone plate main body 1 in combination with groove.Pass through setting for locating slot 4
Set, drilling when can precise positioning drill bit, with guarantee drill bit do not generate sliding deviate.
Illustrate by taking a preferred embodiment as an example below.
Referring to Fig. 1, Fracture internal fixaiion bone plate is straight bone plate in a preferred embodiment mode, including
Bone plate main body 1 and gasket 5.Bone plate main body 1 has front and back, and gasket 5 is placed in bar limit slot 3, and screw is logical
Gasket 5 is crossed to be used cooperatively with bone plate.
As shown in Figure 1, synthetism board ends respectively have a nail hole 2, centre is bar limit slot 3, can be existed as needed in art
3 any position of bar limit slot drilling pedicle screw, has a groove depth direction perpendicular to bone plate in 3 middle of bar limit slot
The locating slot 4 of the small up-side down triangle of axial direction, it is ensured that drilling and tapping are non-slip and deviate, and then place gasket 5
In being allowed to be aligned with the hole bored in bar limit slot 3, gasket 5 is equipped with and immerses oneself in limit hole 6, can be all or big by the screw head of a nail
It is partly embedded into bone plate, the pedicle screw at the nail hole 2 of bar limit slot 3, so as to avoid fracture line or be not suitable for rotation
Enter the position of bone nail.The utility model can first moulding drilling and tapping again, the problem of deformation from aperture when moulding may be not present.
In the present embodiment, the width of bone plate main body 1 is 7mm, length 30mm, with a thickness of 1.0mm, through-hole diameter
1.6mm, 3 width 4mm of bar limit slot, 3 depth 0.4mm of bar limit slot.Gasket 5 is 5mm long, width 3.9mm, thickness 0.4mm,
5 size of gasket is corresponding with 3 size of bar limit slot, has a through-hole, i.e. limit hole 6 among gasket 5, through-hole is matched with the screw head of a nail
It closes, the screw of implantation can be made completely or partially to be embedded in bone plate.It is exposed to so as to avoid screw outside bone plate and to week
The technical issues of tissue causes abrasion is enclosed, patient suffering can be reduced, is conducive to Rehabilitation.
Further, there are the plate body of one fixed width and thickness, the thickness of continuous main part in the edge of bone plate
Degree is 1mm, it is to guarantee that bone plate has enough intensity.There is chamfering at bone plate edge, entire bone plate without wedge angle, thus
Damage of the less bone plate to surrounding tissue.
After bone plate carries out drilling and tapping, there are screw threads 7 for meeting on bone plate, form locking effect with screw, make screw
It is not easy to be detached from from bone plate.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (8)
1. a kind of Fracture internal fixaiion bone plate, including bone plate main body and gasket；It is characterized in that, the end of the bone plate main body
Portion offers the nail hole for running through the back side of the bone plate main body by the front of the bone plate main body, and the bone plate respectively
The front of main body offers bar limit slot, and the gasket can cooperate with the different location of the bar limit slot, and open up
There is the limit hole passed through for bone nail.
2. Fracture internal fixaiion bone plate according to claim 1, which is characterized in that the bar limit slot is along the synthetism
The middle line of plate main body extends.
3. Fracture internal fixaiion bone plate according to claim 2, which is characterized in that the cross section of the bar limit slot is in
Rectangle, semicircle or inverted trapezoidal.
4. Fracture internal fixaiion bone plate according to claim 1, which is characterized in that the limit hole is described for that can accommodate
The countersunk of the head of a nail of bone nail.
5. Fracture internal fixaiion bone plate according to claim 1, which is characterized in that the bone plate main body in I type, T-type,
Y type, X-type, M type, L-type, oblique T-type, oblique L-type, reverse L type, arc-shaped, day font or ladder shape.
6. Fracture internal fixaiion bone plate according to claim 1-5, which is characterized in that the bar limit slot
Slot bottom offers the locating slot that cross section is up-side down triangle along middle line.
7. Fracture internal fixaiion bone plate according to claim 6, which is characterized in that described in the slot bottom distance of the locating slot
The distance at the back side of bone plate main body is greater than zero.
8. Fracture internal fixaiion bone plate according to claim 6, which is characterized in that the locating slot runs through the bone plate
The back side of main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721161739.6U CN208492276U (en) | 2017-09-11 | 2017-09-11 | A kind of Fracture internal fixaiion bone plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721161739.6U CN208492276U (en) | 2017-09-11 | 2017-09-11 | A kind of Fracture internal fixaiion bone plate |
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| Publication Number | Publication Date |
|---|---|
| CN208492276U true CN208492276U (en) | 2019-02-15 |
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ID=65301443
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|---|---|---|---|
| CN201721161739.6U Active CN208492276U (en) | 2017-09-11 | 2017-09-11 | A kind of Fracture internal fixaiion bone plate |
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| Country | Link |
|---|---|
| CN (1) | CN208492276U (en) |
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2017
- 2017-09-11 CN CN201721161739.6U patent/CN208492276U/en active Active
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