CN208677548U - Bone plate on the outside of a kind of distal humerus - Google Patents
Bone plate on the outside of a kind of distal humerus Download PDFInfo
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- CN208677548U CN208677548U CN201820186908.XU CN201820186908U CN208677548U CN 208677548 U CN208677548 U CN 208677548U CN 201820186908 U CN201820186908 U CN 201820186908U CN 208677548 U CN208677548 U CN 208677548U
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- humerus
- outside
- bone plate
- bar portion
- distal humerus
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Abstract
The utility model provides bone plate on the outside of a kind of distal humerus, including head piece and bar portion component two parts, the head and bar portion are structure as a whole, head piece, is attached at the outer lateral ridge of distal humerus and outside back bone face and fixation；The angled design of head screws, can fix capitulum of humerus simultaneously and cross coaster, and play the role of clamping coaster from outside.Bar portion component, lateral ridge extends to proximal humerus outside humerus, is attached at humerus dry doubling and fixes.The design of overall structure anatomic form; the bar portion component of long shape steel plate distorts below tuberositas deltoidea toward rear; tail portion is re-extended to proximal humerus; tuberositas deltoidea can be effectively avoided in this way; so that without removing deltoid muscle stop in surgical procedure; soft tissue is not only protected, but also reduces surgical procedure difficulty, save operating time.Bone plate on the outside of this distal humerus provided by the utility model can be fixed using plate is set in parallel by being used cooperatively with bone plate on the inside of distal humerus, constitute the vault construction between interior column jacket, form vault sample stabiliser.
Description
Technical field
The utility model relates to the field of medical instrument technology, and in particular to bone plate on the outside of the novel distal humerus of one kind.
Background technique
The humeral shaft of people is integrally in cylindrical body sample, is distally divided into that humerus is inside and outside collateral, flat and wide fan is similar to, with the upper arm
There is the angle that leans forward in diaphysis axis, and humerus condyles are relatively thin, so being easy to happen fracture.Fracture of distal end of humerus is the common bone of ancon
One of folding, increases recently as traffic accident and social astogeny, incidence are in rising trend.Fracture of distal end of humerus mainly wraps
Include on condyle of humerus, intercondylar, microcephaly and the simple fracture for involving interior ectocondyle etc., this position have dissection particularity and
Complexity, additionally due to the crushing of osteoporosis, joint and metaphysis, so that it is once fracture, mostly comminuted fracture,
It deals with very intractable.
With the development of medical technology, China's open reduction and Kirschner wire fixation since the 1970s treats distal humerus condyle
Between fracture.Fixed form has: Kirschner wire intersection, tension band, screw, Y-shaped bone plate, single bone plate, double bones plate and dissection
Type locking bone fracture plate.Wherein double bones plate are a kind of internal fixation methods by fixing Research Society AO/ASIF recommendation in the world,
Also more meet the needs of " twin columns are theoretical " of the propositions such as Ring.As Figure 1-1, according to the concept of " twin columns ": i.e. distal humerus
It is triangle in coronal-plane, fossa coronoidea and olecroanon nest account for central most of, strong pair of the interior distally extending formation of ectocondyle
Column, it is believed that the reasonable fixation of distal humerus will not only restore capitulum of humerus and trochoid with articular surface, also restore inside and outside
The integrality and stability of side twin columns.
For existing double plate fixation modes, blind area can all be had by no matter using vertically to set plate or set plate in parallel, be hung down
Although disposed upright plate has fixed effect to coaster, the screw of outer panel can not cross coaster, get to the bottom of inferior horn on the inside of coaster.
And capitulum of humerus region can not be got to by setting plate bolt in parallel, and outside plate body is placed in distal humerus rear, when fixed
Do not play the role of pushing coaster from outside, so that interior plate can not be cooperated to play clamping coaster simultaneously.
Summary of the invention
The utility model provides bone plate on the outside of a kind of distal humerus, can efficiently solve the above problem.
The technical solution of the utility model is as follows:
Bone plate on the outside of a kind of distal humerus, include: head piece and bar portion component, the head and bar portion are integrated
Structure, the head piece include head body and the flank by extending out on rear side of head body, and the head body attaches
In lateral ridge outside distal humerus and fixation, the flank is attached at distal humerus outside back bone face and fixation.
Preferably, at least one threaded hole is arranged in the head body, coaster is crossed for squeezing into bone screw.
Preferably, four threaded holes are arranged in head body, muti-piece fracture even comminuted fracture can treat.
Preferably, the threaded hole is lock hole.
Preferably, at least two threaded holes are arranged on the flank, capitulum of humerus is squeezed into for squeezing into bone screw.
Preferably, being set as four threaded holes on flank, muti-piece fracture even comminuted fracture can treat.
Preferably, the threaded hole is lock hole.
Preferably, the threaded hole on the head piece is equipped with specific space angle, it is used in surgical procedure and locks
The cooperation of screw is fixed.Screw is staggeredly fixed in the bone block of distal end, and this special angulation fixed form can provide bigger
Fixing intensity keeps fracture more stable, is conducive to union.
Preferably, bar portion component lateral ridge outside humerus extends to proximal humerus, it is attached at humerus dry doubling and fixes.
Preferably, the bar portion component is in flat elongated plate shape.
Preferably, being equipped with tail portion inclined-plane at the tail end tip of the bar portion component, facilitate the implantation of surgical procedure product.
It is provided with several screw holes along its length on the bar portion plate body.
Preferably, the screw hole is locking compress hole；The locking compress hole is put together by lock hole and pressurization hole.
Preferably, the side close to the head body that the lock hole is located at the screw hole is arranged, the pressurization
The tail end tip close to the bar portion component that hole is located at the screw hole is arranged.
Preferably, cambered surface of the direction of each screw hole on the bar portion component perpendicular to point steel plate, screw lean on
Nearly center passes through humerus bar portion, can provide bigger fixing intensity, keep fracture more stable, be conducive to union.
Preferably, the utility model provides bone plate on the outside of a kind of elongated distal humerus, the bar portion component is in deltoid muscle
It is distorted below tuberosity toward rear, tail portion is re-extended to proximal humerus, tuberositas deltoidea can be effectively avoided in this way, so that performing the operation
Without removing deltoid muscle stop in journey, soft tissue is not only protected, but also reduce surgical procedure difficulty, save operating time.
The utility model due to using the technology described above, is allowed to compared with prior art, there is following at least one to have
Beneficial effect:
1, bone plate on the outside of distal humerus provided by the utility model, head body be attached at the outer lateral ridge of distal humerus and its
Flank is bonded outside condyles bone face after distal humerus, and bar portion component is attached at humeral shaft bone face, shape meet distal humerus condyle and
Humeral shaft anatomic form, anatomical is good, therefore also there is no the blind zone problems occurred in the prior art, and surgical procedure is not necessarily to
Carry out pre-bending, facilitating operation.
2, it is small can both to have fixed humerus by head piece screwing for bone plate on the outside of distal humerus provided by the utility model
Head can also cross coaster, can play the role of clamping coaster from outside.The angle design of bar portion member screw has angulation
Stability, it is possible to reduce once reset secondary reset when losing with postoperative weight bearing in art and lose.
3, bone plate on the outside of elongated distal humerus provided by the utility model, bar portion twisted state can effectively avoid triangle
Flesh tuberosity, surgical procedure protect soft tissue, reduce surgical procedure, save operating time without removing deltoid muscle stop.
4, bone plate on the outside of distal humerus provided by the utility model cooperates with bone plate on the inside of distal humerus, using flat
Row is set plate and is fixed, and head lock screw is staggeredly fixed in the bone block of distal end, constitutes the vault construction between interior column jacket, forms vault
Sample stabiliser.
5, bone plate on the outside of distal humerus provided by the utility model is adapted to AO parting fracture of distal end of humerus and is associated with the upper arm
Capitellum fracture, fracture of shaft of humerus, may be implemented being fixedly secured for coaster and capitellum fracture.
Detailed description of the invention
In conjunction with attached drawing, by hereafter state detailed description, can be more clearly understood that the above-mentioned and other spy of the utility model
It seeks peace advantage, in which:
Fig. 1-1 is bone plate (elongated) structure front view on the outside of distal humerus in the utility model embodiment one；
Fig. 1-2 is bone plate (elongated) structural side view on the outside of distal humerus in the utility model embodiment one；
Fig. 2-1 is bone plate (elongated) clinical use figure on the outside of distal humerus in the utility model embodiment one；
Fig. 2-2 is bone plate (elongated) clinical use figure on the outside of distal humerus in the utility model embodiment one；
Fig. 3-1 is bone plate (short) structure front view on the outside of distal humerus in the utility model embodiment two；
Fig. 3-2 is bone plate (short) structural side view on the outside of distal humerus in the utility model embodiment two；
Fig. 4-1 is bone plate (short) clinical use figure on the outside of distal humerus in the utility model embodiment two；
Fig. 4-2 is bone plate (short) clinical use figure on the outside of distal humerus in the utility model embodiment two.
Specific embodiment
Referring to the attached drawing for showing the utility model embodiment, the utility model is described in more detail.However, this reality
It can be realized in many different forms with novel, and should not be construed as being limited by the embodiment herein proposed.On the contrary, proposing
These embodiments be in order to reach sufficiently and complete disclosure, and make those skilled in the art understands completely this it is practical newly
The range of type.In these attached drawings, for clarity, the size and relative size in layer and region may be exaggerated.
The utility model provides bone plate on the outside of a kind of distal humerus, includes head piece and bar portion component, described
Head and bar portion are structure as a whole, and head piece includes head body and flank two by extending out on rear side of head body
Point, the head body is bonded the outer lateral ridge of distal humerus and cooperates fixed block by least one lock hole and lock screw
Place, the flank are attached at outer side seam face after distal humerus and fix humerus by least two lock holes and lock screw cooperation
The fracture of microcephaly.
Bone plate on the outside of distal humerus provided by the utility model, bar portion component is in flat elongated plate shape, along humerus
Outer lateral ridge extends to proximal humerus, is attached at humerus dry doubling and fixes.Elongatedness direction is provided with several screws on bar portion plate body
Hole, perpendicular to the cambered surface of point steel plate, screw passes through humerus bar portion close to center, can provide more for the direction of each screw hole
Big fixing intensity makes to fracture more stable, is conducive to union.
Bone plate on the outside of distal humerus provided by the utility model, for elongated bone plate, bar portion component is in deltoid muscle
It is distorted below tuberosity toward rear, tail portion re-extends to proximal humerus, can be bonded the shape of tuberositas deltoidea in this way, effectively avoid
Tuberositas deltoidea, so that not only protecting soft tissue, but also it is difficult to reduce surgical procedure without removing deltoid muscle stop in surgical procedure
Degree saves operating time.
Bone plate on the outside of distal humerus provided by the utility model, whole design meet distal humerus condyles and humeral shaft solution
Form is cutd open, is cooperated with bone plate on the inside of distal humerus, is fixed using plate is set in parallel, the vault construction between interior column jacket, shape are constituted
At vault sample stabiliser.It adapts to be associated with capitellum fracture, fracture of shaft of humerus for AO parting fracture of distal end of humerus.
Specific embodiment is described further below:
Embodiment 1
Referring to Fig.1-1, Fig. 1-2, Fig. 2-1, Fig. 2-2, bone plate includes head piece 1 and bar portion on the outside of distal humerus
Component 2, head piece and bar portion component are structure as a whole, and head piece includes head body 1-1 and by rear side of head body
The flank 1-2 two parts to extend out,
In the present embodiment, -1 and Fig. 1-2, head body 1-1 are bonded the outer lateral ridge of distal humerus, flank 1-2 patch referring to Fig.1
Invest outer side seam face after distal humerus, the surface song of the bone plate and distal humerus lateral ridge of this attaching form and rear outer side seam face
Rate is consistent, increases fixed effect.There are four lock hole 1-3 for setting in head body, are squeezed by specific space angulation angle
The lock screw of sufficient length crosses coaster, and there are four lock hole 1-3 for setting on flank, squeezes by the way that specific space is angled
Multiple fracture on the lock screw treatment capitulum of humerus of sufficient length, even splintered fracture.The present embodiment passes through locking
Hole and lock screw are used cooperatively, and can not only reduce compressing necrosis of the bone plate to fixed affected part sclerotin, but also due to lock
The angulation stability for determining screw further increases the stability and integrality of interior fixation, it is possible to reduce once resets and loses in art
It is lost with secondary reset when postoperative weight bearing.
Lock hole setting number in head body and flank can be adjusted as the case may be, meet head body
The scheme of at least one at least two lock hole of lock hole head flank belongs to the protection scope of the utility model, does not do herein
Limitation；Such as head body is provided with 4 lock hole 1-3 of single-row in the present embodiment, setting two rows respectively have two on the flank of head
A lock hole 1-3 is realized by the lock screw of sufficient length while being fixed with the angulation of capitulum of humerus and coaster, made up
The defect of indication in the prior art.
In the present embodiment, referring to Fig.1-1, Fig. 1-2, Fig. 2-1, Fig. 2-2, bar portion component 2 outside humerus lateral ridge to humerus
Proximal end extends, and is attached at humerus dry doubling and is fixed by screw.The surface for the medial surface that bar portion component 2 is bonded with the outer lateral ridge of humerus is bent
Rate is consistent with humerus outer surface curvature, so that the fixed effect of bar portion enhances.
Bone plate in the present embodiment belongs to elongated plate body form, and bar portion component is turned round below tuberositas deltoidea toward rear
Song, tail portion are re-extended to proximal humerus, can effectively avoid tuberositas deltoidea in this way, so that without removing triangle in surgical procedure
Insertion tendon point not only protects soft tissue, but also reduces surgical procedure difficulty, saves operating time.Bar portion distal end in the embodiment
There is inclined-plane 2-1 in tail portion at tip, facilitate the implantation of surgical procedure product, reduces operating difficulty.
Elongatedness direction is provided with several locking compress hole 2-4 on bar portion plate body, and arranges along 2 length direction of bar portion component
Cloth, as shown in Fig. 1-1 and Fig. 1-2, locking compress hole 2-4 is composed of lock hole 2-2 and pressurization hole 2-3.Wherein, it locks
Hole is located at the side setting of the close head body of screw hole, and pressurization hole is located at the tail end tip of the close bar portion component of screw hole
Side setting.The direction in each locking compress hole is perpendicular to the cambered surface of point steel plate, and screw is close to center across humerus bar
Portion can provide bigger fixing intensity, make to fracture more stable, be conducive to union.
The number of locking compress hole 2-4 can be adjusted as the case may be, met the fixed of actual clinical and needed i.e.
It is within the protection scope of the present utility model.Locking compress hole 2-4 is not to limit pass, can be needed to be transformed to remaining hole according to clinic
The general those of ordinary skill of type, such as common threaded hole, this field can understand, the fixed effect in locking compress hole with
And facilitating operation be all it is much better compared with regular screw threads hole, difficulty of processing is also relatively large.
Such as Fig. 2-1, shown in Fig. 2-2, on the outside of distal humerus bone plate (right side bone plate in Fig. 2-2) in distal humerus
Bone plate (left side bone plate in Fig. 2-2) is flanked with the use of situation, the program uses and sets plate fixed form in parallel, and two pieces of left and right sides
The angle of 180 degree is formed between plate, and the vault construction in constituting between column jacket, the clinical fixed effect of this fixed form compared with
It is good.Meanwhile the head body of the utility model and the structure of flank can be bonded after the outer lateral ridge of distal humerus and distal humerus outside
Side seam face has well solved blind zone problem of the existing technology.
Certainly, in other embodiments, the shape of bar portion component 2 can also be adjusted as the case may be, herein not
It is limited.
Embodiment 2
Referring to Fig. 3-1, Fig. 3-2, Fig. 4-1, Fig. 4-2, the present embodiment is the adjustment carried out on the basis of embodiment 1.
Specifically, in the present embodiment, bone plate belongs to short steel plate on the outside of distal humerus, and referring to Fig.1-1, Fig. 1-2, figure
2-1, Fig. 2-2 with long template relatively from the point of view of, head piece and long shape steel plate are no different, difference be bar portion component 2, do not need three
It is distorted below the flesh tuberosity of angle toward rear, tail portion is not extend to proximal humerus.
The locking compress hole 2-4 being arranged along its length on bar portion plate body, arranged direction and structure with long template without
It is different, only quantitative reduction.Bone plate is matched with bone plate on the inside of distal humerus on the outside of distal humerus in Fig. 4-1 and Fig. 4-2
Service condition is closed, vault rock-steady structure can be formed by the way of setting plate in parallel.
In the present embodiment, the other structures form of bone plate, can refer to the description in embodiment 1 on the outside of distal humerus,
Details are not described herein again.
Those skilled in the art should be understood that the utility model can be realized with many other concrete forms without de-
Spirit or scope from itself.Although the case study on implementation of the utility model has been described, it should be understood that the utility model should not limit
Be made as these embodiments, those skilled in the art can as defined by the following claims the spirit of the utility model and
Within the scope of make change and modification.
Claims (14)
1. bone plate on the outside of a kind of distal humerus, includes:
Head piece and bar portion component, the head piece and bar portion component are structure as a whole, which is characterized in that
The head piece includes head body and the flank by extending out on rear side of head body, and the head body is attached at
The outer lateral ridge of distal humerus and fixation, the flank are attached at distal humerus outside back bone face and fixation.
2. bone plate on the outside of distal humerus according to claim 1, which is characterized in that be arranged at least in the head body
One threaded hole crosses coaster for squeezing into bone screw.
3. bone plate on the outside of distal humerus according to claim 2, which is characterized in that four are arranged in the head body
Threaded hole is set in an arrangement, for fixing with screw fit.
4. bone plate on the outside of distal humerus according to claim 3, which is characterized in that the threaded hole is lock hole.
5. bone plate on the outside of distal humerus according to claim 2, which is characterized in that be arranged at least two on the flank
Threaded hole, for squeezing into the fixed capitulum of humerus of bone screw.
6. bone plate on the outside of distal humerus according to claim 5, which is characterized in that the threaded hole is lock hole.
7. bone plate on the outside of distal humerus according to claim 1-6, which is characterized in that bar portion component edge
The outer lateral ridge of humerus extends to proximal humerus, is attached at humerus dry doubling and fixes.
8. bone plate on the outside of distal humerus according to claim 7, which is characterized in that the bar portion component is in flat elongated
Plate shape.
9. bone plate on the outside of distal humerus according to claim 8, which is characterized in that the tail end tip of the bar portion component
Place is equipped with tail portion inclined-plane.
10. bone plate on the outside of distal humerus according to claim 8, which is characterized in that on the plate body of the bar portion component
It is provided with several screw holes along its length.
11. bone plate on the outside of distal humerus according to claim 10, which is characterized in that the screw hole is locking compress
Hole is put together by lock hole and pressurization hole.
12. bone plate on the outside of distal humerus according to claim 11, which is characterized in that the lock hole is located at the spiral shell
The side close to the head body of nail hole is arranged, and the pressurization hole is located at the close bar portion component of the screw hole
The side of tail end tip is arranged.
13. bone plate on the outside of distal humerus according to claim 10, which is characterized in that each on the bar portion component
The direction of screw hole is perpendicular to the cambered surface of point steel plate, and screw is close to center across humerus bar portion.
14. according to bone plate on the outside of the described in any item distal humerus of claim 8-13, which is characterized in that the bar portion component
It is rearward distorted below tuberositas deltoidea, tail portion is re-extended to proximal humerus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820186908.XU CN208677548U (en) | 2018-02-02 | 2018-02-02 | Bone plate on the outside of a kind of distal humerus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820186908.XU CN208677548U (en) | 2018-02-02 | 2018-02-02 | Bone plate on the outside of a kind of distal humerus |
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| Publication Number | Publication Date |
|---|---|
| CN208677548U true CN208677548U (en) | 2019-04-02 |
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ID=65875509
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820186908.XU Active CN208677548U (en) | 2018-02-02 | 2018-02-02 | Bone plate on the outside of a kind of distal humerus |
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| CN (1) | CN208677548U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108095814A (en) * | 2018-02-02 | 2018-06-01 | 上海凯利泰医疗科技股份有限公司 | Bone plate on the outside of a kind of distal humerus |
| CN112545628A (en) * | 2020-12-11 | 2021-03-26 | 大博医疗科技股份有限公司 | Proximal humerus fracture fixing device and locking plate thereof |
-
2018
- 2018-02-02 CN CN201820186908.XU patent/CN208677548U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108095814A (en) * | 2018-02-02 | 2018-06-01 | 上海凯利泰医疗科技股份有限公司 | Bone plate on the outside of a kind of distal humerus |
| CN112545628A (en) * | 2020-12-11 | 2021-03-26 | 大博医疗科技股份有限公司 | Proximal humerus fracture fixing device and locking plate thereof |
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